Build of libsigsegv with clang_glibc toolchain

# [tuscan]
# Server = file:///var/cache/pacman/pkg/

# :: Synchronizing package databases...
# downloading tuscan.db...

# /toolchain_root/sysroot --> /sysroot/sysroot
# /toolchain_root/lib --> /sysroot/lib
# /toolchain_root/sbin --> /sysroot/sbin
# /toolchain_root/lib64 --> /sysroot/lib64
# /toolchain_root/etc --> /sysroot/etc
# /toolchain_root/share --> /sysroot/share
# /toolchain_root/bin --> /sysroot/bin
# /toolchain_root/var --> /sysroot/var
# /toolchain_root/usr --> /sysroot/usr
# /toolchain_root/glibc-build --> /sysroot/glibc-build
# /toolchain_root/x86_64-pc-linux-gnu --> /sysroot/x86_64-pc-linux-gnu
# /toolchain_root/include --> /sysroot/include
# /toolchain_root/libexec --> /sysroot/libexec

# ==> Making package: libsigsegv 2.10-2 (Thu Apr 13 19:46:03 UTC 2017)
# ==> Checking runtime dependencies...
# ==> Checking buildtime dependencies...
# ==> WARNING: Using existing $srcdir/ tree
# ==> Starting build()...
# configure: WARNING: if you wanted to set the --build type, don't use --host.
# If a cross compiler is detected then cross compile mode will be used
#
# Build Tools:
# checking for a BSD-compatible install... /usr/bin/install -c
# checking whether build environment is sane... yes
# checking for x86_64-unknown-linux-strip... no
# checking for strip... strip
# checking for a thread-safe mkdir -p... /usr/bin/mkdir -p
# checking for gawk... gawk
# checking whether make sets $(MAKE)... yes
# checking for x86_64-unknown-linux-gcc... clang
# checking whether the C compiler works... yes
# checking for C compiler default output file name... a.out
# checking for suffix of executables...
# checking whether we are cross compiling... no
# checking for suffix of object files... o
# checking whether we are using the GNU C compiler... yes
# checking whether clang accepts -g... yes
# checking for clang option to accept ISO C89... none needed
# checking for style of include used by make... GNU
# checking dependency style of clang... none
# checking how to run the C preprocessor... clang -E
# checking build system type... x86_64-unknown-linux-gnu
# checking host system type... x86_64-unknown-linux-gnu
# checking host platform... x86_64-unknown-linux4.10.6-gnu-glibc2.23
# checking how to print strings... printf
# checking for a sed that does not truncate output... /usr/bin/sed
# checking for grep that handles long lines and -e... /usr/bin/grep
# checking for egrep... /usr/bin/grep -E
# checking for fgrep... /usr/bin/grep -F
# checking for ld used by clang... /usr/bin/ld
# checking if the linker (/usr/bin/ld) is GNU ld... yes
# checking for BSD- or MS-compatible name lister (nm)... /usr/bin/nm -B
# checking the name lister (/usr/bin/nm -B) interface... BSD nm
# checking whether ln -s works... yes
# checking the maximum length of command line arguments... 1572864
# checking whether the shell understands some XSI constructs... yes
# checking whether the shell understands "+="... yes
# checking how to convert x86_64-unknown-linux-gnu file names to x86_64-unknown-linux-gnu format... func_convert_file_noop
# checking how to convert x86_64-unknown-linux-gnu file names to toolchain format... func_convert_file_noop
# checking for /usr/bin/ld option to reload object files... -r
# checking for x86_64-unknown-linux-objdump... no
# checking for objdump... objdump
# checking how to recognize dependent libraries... pass_all
# checking for x86_64-unknown-linux-dlltool... no
# checking for dlltool... no
# checking how to associate runtime and link libraries... printf %s\n
# checking for x86_64-unknown-linux-ar... no
# checking for ar... ar
# checking for archiver @FILE support... @
# checking for x86_64-unknown-linux-strip... strip
# checking for x86_64-unknown-linux-ranlib... no
# checking for ranlib... ranlib
# checking command to parse /usr/bin/nm -B output from clang object... ok
# checking for sysroot... no
# checking for x86_64-unknown-linux-mt... no
# checking for mt... no
# checking if : is a manifest tool... no
# checking for ANSI C header files... yes
# checking for sys/types.h... yes
# checking for sys/stat.h... yes
# checking for stdlib.h... yes
# checking for string.h... yes
# checking for memory.h... yes
# checking for strings.h... yes
# checking for inttypes.h... yes
# checking for stdint.h... yes
# checking for unistd.h... yes
# checking for dlfcn.h... yes
# checking for objdir... .libs
# checking if clang supports -fno-rtti -fno-exceptions... yes
# checking for clang option to produce PIC... -fPIC -DPIC
# checking if clang PIC flag -fPIC -DPIC works... yes
# checking if clang static flag -static works... yes
# checking if clang supports -c -o file.o... yes
# checking if clang supports -c -o file.o... (cached) yes
# checking whether the clang linker (/usr/bin/ld -m elf_x86_64) supports shared libraries... yes
# checking whether -lc should be explicitly linked in... no
# checking dynamic linker characteristics... GNU/Linux ld.so
# checking how to hardcode library paths into programs... immediate
# checking whether stripping libraries is possible... yes
# checking if libtool supports shared libraries... yes
# checking whether to build shared libraries... yes
# checking whether to build static libraries... yes
#
# Optional Platform Environment:
# checking sys/signal.h usability... yes
# checking sys/signal.h presence... yes
# checking for sys/signal.h... yes
# checking for unistd.h... (cached) yes
# checking for getpagesize... yes
# checking for sysconf(_SC_PAGESIZE)... yes
# checking for PAGESIZE in limits.h... no
# checking for mmap with MAP_ANON... yes
# checking for mmap with MAP_ANONYMOUS... yes
# checking for mmap of /dev/zero... yes
# checking whether a fault handler according to POSIX works... yes
# checking whether a fault handler according to Linux/i386 works... no
# checking whether a fault handler according to old Linux/i386 works... no
# checking whether a fault handler according to Linux/m68k works... no
# checking whether a fault handler according to Linux/PowerPC works... no
# checking whether a fault handler according to Linux/HPPA works... no
# checking whether a fault handler according to BSD works... no
# checking whether a fault handler according to IRIX works... no
# checking whether a fault handler according to HP-UX HPPA works... no
# checking whether a fault handler according to OSF/1 Alpha works... no
# checking whether a fault handler according to NetBSD Alpha works... no
# checking whether a fault handler according to AIX works... no
# checking whether a fault handler according to MacOSX/Darwin7 PowerPC works... no
# checking whether a fault handler according to MacOSX/Darwin5 PowerPC works... no
# checking whether a fault handler according to Hurd works... no
# checking ucontext.h usability... yes
# checking ucontext.h presence... yes
# checking for ucontext.h... yes
# checking for the fault handler specifics... fault-linux-i386.h
# checking if the system supports catching SIGSEGV... yes
# checking for stack direction... grows down
# checking for PIOCMAP in sys/procfs.h... no
# checking for mquery... no
# checking for mincore... yes
# checking for getrlimit... yes
# checking for setrlimit... yes
# checking for sigaltstack... yes
# checking for stack_t... yes
# checking for working sigaltstack... yes
# checking for correct stack_t interpretation... yes
# checking whether a signal handler can be left through longjmp... yes
# checking whether a signal handler can be left through longjmp and sigaltstack... yes
# checking whether a signal handler can be left through longjmp and setcontext... yes
# checking whether a signal handler can be left through siglongjmp... yes
# checking whether a signal handler can be left through siglongjmp and sigaltstack... yes
# checking whether a signal handler can be left through siglongjmp and setcontext... yes
# checking if the system supports catching stack overflow... yes
# checking for uintptr_t... yes
#
# Build Parameters:
# checking whether to activate relocatable installation... no
#
# Output Substitution:
# configure: creating ./config.status
# config.status: creating Makefile
# config.status: creating src/Makefile
# config.status: creating src/sigsegv.h
# config.status: creating tests/Makefile
# config.status: creating config.h
# config.status: executing depfiles commands
# config.status: executing libtool commands
#
# Now please type 'make' to compile. Good luck.
#
# make TARGETSTACK=" all" all-recursive
# make[1]: Entering directory '/tmp/libsigsegv/src/libsigsegv-2.10'
# Making all in src
# make[2]: Entering directory '/tmp/libsigsegv/src/libsigsegv-2.10/src'
# /bin/sh ../libtool --tag=CC --mode=compile clang -DHAVE_CONFIG_H -I. -I.. -I. -I. -c -o handler.lo handler.c
# libtool: compile: clang -DHAVE_CONFIG_H -I. -I.. -I. -I. -c handler.c -fPIC -DPIC -o .libs/handler.o
# libtool: compile: clang -DHAVE_CONFIG_H -I. -I.. -I. -I. -c handler.c -o handler.o >/dev/null 2>&1
# /bin/sh ../libtool --tag=CC --mode=compile clang -DHAVE_CONFIG_H -I. -I.. -I. -I. -c -o stackvma.lo stackvma.c
# libtool: compile: clang -DHAVE_CONFIG_H -I. -I.. -I. -I. -c stackvma.c -fPIC -DPIC -o .libs/stackvma.o
# libtool: compile: clang -DHAVE_CONFIG_H -I. -I.. -I. -I. -c stackvma.c -o stackvma.o >/dev/null 2>&1
# /bin/sh ../libtool --tag=CC --mode=compile clang -DHAVE_CONFIG_H -I. -I.. -I. -I. -c -o leave.lo leave.c
# libtool: compile: clang -DHAVE_CONFIG_H -I. -I.. -I. -I. -c leave.c -fPIC -DPIC -o .libs/leave.o
# libtool: compile: clang -DHAVE_CONFIG_H -I. -I.. -I. -I. -c leave.c -o leave.o >/dev/null 2>&1
# /bin/sh ../libtool --tag=CC --mode=compile clang -DHAVE_CONFIG_H -I. -I.. -I. -I. -c -o dispatcher.lo dispatcher.c
# libtool: compile: clang -DHAVE_CONFIG_H -I. -I.. -I. -I. -c dispatcher.c -fPIC -DPIC -o .libs/dispatcher.o
# libtool: compile: clang -DHAVE_CONFIG_H -I. -I.. -I. -I. -c dispatcher.c -o dispatcher.o >/dev/null 2>&1
# /bin/sh ../libtool --tag=CC --mode=compile clang -DHAVE_CONFIG_H -I. -I.. -I. -I. -c -o version.lo version.c
# libtool: compile: clang -DHAVE_CONFIG_H -I. -I.. -I. -I. -c version.c -fPIC -DPIC -o .libs/version.o
# libtool: compile: clang -DHAVE_CONFIG_H -I. -I.. -I. -I. -c version.c -o version.o >/dev/null 2>&1
# /bin/sh ../libtool --tag=CC --mode=link clang -rpath /usr/lib -version-info 2:3:0 -lc -no-undefined -o libsigsegv.la -rpath /usr/lib handler.lo stackvma.lo leave.lo dispatcher.lo version.lo
# libtool: link: clang -shared -fPIC -DPIC .libs/handler.o .libs/stackvma.o .libs/leave.o .libs/dispatcher.o .libs/version.o -lc -Wl,-soname -Wl,libsigsegv.so.2 -o .libs/libsigsegv.so.2.0.3
# libtool: link: (cd ".libs" && rm -f "libsigsegv.so.2" && ln -s "libsigsegv.so.2.0.3" "libsigsegv.so.2")
# libtool: link: (cd ".libs" && rm -f "libsigsegv.so" && ln -s "libsigsegv.so.2.0.3" "libsigsegv.so")
# libtool: link: ar cru .libs/libsigsegv.a handler.o stackvma.o leave.o dispatcher.o version.o
# ar: `u' modifier ignored since `D' is the default (see `U')
# libtool: link: ranlib .libs/libsigsegv.a
# libtool: link: ( cd ".libs" && rm -f "libsigsegv.la" && ln -s "../libsigsegv.la" "libsigsegv.la" )
# make[2]: Leaving directory '/tmp/libsigsegv/src/libsigsegv-2.10/src'
# Making all in tests
# make[2]: Entering directory '/tmp/libsigsegv/src/libsigsegv-2.10/tests'
# clang -DHAVE_CONFIG_H -I. -I.. -I../src -c sigsegv1.c
# /bin/sh ../libtool --tag=CC --mode=link clang -o sigsegv1 sigsegv1.o ../src/libsigsegv.la
# libtool: link: clang -o .libs/sigsegv1 sigsegv1.o ../src/.libs/libsigsegv.so -lc
# clang -DHAVE_CONFIG_H -I. -I.. -I../src -c sigsegv2.c
# /bin/sh ../libtool --tag=CC --mode=link clang -o sigsegv2 sigsegv2.o ../src/libsigsegv.la
# libtool: link: clang -o .libs/sigsegv2 sigsegv2.o ../src/.libs/libsigsegv.so -lc
# clang -DHAVE_CONFIG_H -I. -I.. -I../src -c sigsegv3.c
# /bin/sh ../libtool --tag=CC --mode=link clang -o sigsegv3 sigsegv3.o ../src/libsigsegv.la
# libtool: link: clang -o .libs/sigsegv3 sigsegv3.o ../src/.libs/libsigsegv.so -lc
# clang -DHAVE_CONFIG_H -I. -I.. -I../src -c stackoverflow1.c
# /bin/sh ../libtool --tag=CC --mode=link clang -o stackoverflow1 stackoverflow1.o ../src/libsigsegv.la
# libtool: link: clang -o .libs/stackoverflow1 stackoverflow1.o ../src/.libs/libsigsegv.so -lc
# clang -DHAVE_CONFIG_H -I. -I.. -I../src -c stackoverflow2.c
# /bin/sh ../libtool --tag=CC --mode=link clang -o stackoverflow2 stackoverflow2.o ../src/libsigsegv.la
# libtool: link: clang -o .libs/stackoverflow2 stackoverflow2.o ../src/.libs/libsigsegv.so -lc
# make[2]: Leaving directory '/tmp/libsigsegv/src/libsigsegv-2.10/tests'
# make[2]: Entering directory '/tmp/libsigsegv/src/libsigsegv-2.10'
#
# Now please type 'make check' to run a quick test suite. Hope it works.
#
# make[2]: Leaving directory '/tmp/libsigsegv/src/libsigsegv-2.10'
# make[1]: Leaving directory '/tmp/libsigsegv/src/libsigsegv-2.10'
# ==> Entering fakeroot environment...
# ==> Starting package()...
# Making install in src
# make[1]: Entering directory '/tmp/libsigsegv/src/libsigsegv-2.10/src'
# make[2]: Entering directory '/tmp/libsigsegv/src/libsigsegv-2.10/src'
# test -z "/usr/lib" || /usr/bin/mkdir -p "/tmp/libsigsegv/pkg/libsigsegv/usr/lib"
# /bin/sh ../libtool --mode=install /usr/bin/install -c libsigsegv.la '/tmp/libsigsegv/pkg/libsigsegv/usr/lib'
# libtool: install: /usr/bin/install -c .libs/libsigsegv.so.2.0.3 /tmp/libsigsegv/pkg/libsigsegv/usr/lib/libsigsegv.so.2.0.3
# libtool: install: (cd /tmp/libsigsegv/pkg/libsigsegv/usr/lib && { ln -s -f libsigsegv.so.2.0.3 libsigsegv.so.2 || { rm -f libsigsegv.so.2 && ln -s libsigsegv.so.2.0.3 libsigsegv.so.2; }; })
# libtool: install: (cd /tmp/libsigsegv/pkg/libsigsegv/usr/lib && { ln -s -f libsigsegv.so.2.0.3 libsigsegv.so || { rm -f libsigsegv.so && ln -s libsigsegv.so.2.0.3 libsigsegv.so; }; })
# libtool: install: /usr/bin/install -c .libs/libsigsegv.lai /tmp/libsigsegv/pkg/libsigsegv/usr/lib/libsigsegv.la
# libtool: install: /usr/bin/install -c .libs/libsigsegv.a /tmp/libsigsegv/pkg/libsigsegv/usr/lib/libsigsegv.a
# libtool: install: chmod 644 /tmp/libsigsegv/pkg/libsigsegv/usr/lib/libsigsegv.a
# libtool: install: ranlib /tmp/libsigsegv/pkg/libsigsegv/usr/lib/libsigsegv.a
# libtool: install: warning: remember to run `libtool --finish /usr/lib'
# /bin/sh /tmp/libsigsegv/src/libsigsegv-2.10/build-aux/install-sh -d /tmp/libsigsegv/pkg/libsigsegv/usr/include
# /usr/bin/install -c -m 644 sigsegv.h /tmp/libsigsegv/pkg/libsigsegv/usr/include/sigsegv.h
# make[2]: Leaving directory '/tmp/libsigsegv/src/libsigsegv-2.10/src'
# make[1]: Leaving directory '/tmp/libsigsegv/src/libsigsegv-2.10/src'
# Making install in tests
# make[1]: Entering directory '/tmp/libsigsegv/src/libsigsegv-2.10/tests'
# make[2]: Entering directory '/tmp/libsigsegv/src/libsigsegv-2.10/tests'
# make[2]: Nothing to be done for 'install-exec-am'.
# make[2]: Nothing to be done for 'install-data-am'.
# make[2]: Leaving directory '/tmp/libsigsegv/src/libsigsegv-2.10/tests'
# make[1]: Leaving directory '/tmp/libsigsegv/src/libsigsegv-2.10/tests'
# make[1]: Entering directory '/tmp/libsigsegv/src/libsigsegv-2.10'
# make[2]: Entering directory '/tmp/libsigsegv/src/libsigsegv-2.10'
# make[2]: Nothing to be done for 'install-exec-am'.
# make TARGETSTACK="install-recursive install-am install-data-am" install-data-hook
# make[3]: Entering directory '/tmp/libsigsegv/src/libsigsegv-2.10'
#
# Now use the package; you can remove it later via 'make uninstall'.
#
# make[3]: Leaving directory '/tmp/libsigsegv/src/libsigsegv-2.10'
# make[2]: Leaving directory '/tmp/libsigsegv/src/libsigsegv-2.10'
# make[1]: Leaving directory '/tmp/libsigsegv/src/libsigsegv-2.10'
# ==> Tidying install...
# -> Removing doc files...
# -> Purging unwanted files...
# ==> Checking for packaging issue...
# ==> Creating package "libsigsegv"...
# -> Generating .PKGINFO file...
# -> Generating .BUILDINFO file...
# error: invalid option '--noprogressbar'
# -> Generating .MTREE file...
# -> Compressing package...
# ==> Leaving fakeroot environment.
# ==> Finished making: libsigsegv 2.10-2 (Thu Apr 13 19:46:36 UTC 2017)

# libsigsegv 2.10-2

# libsigsegv 2.10-2

# /.PKGINFO
# /.MTREE
# /usr/lib/libsigsegv.so
# /usr/lib/libsigsegv.so.2.0.3
# /usr/lib/libsigsegv.so.2
# /usr/include/sigsegv.h
# /sysroot/usr/lib/libsigsegv.so.2.0.3
# /sysroot/usr/lib/libsigsegv.so.2
# /sysroot/usr/lib/libsigsegv.so
# /sysroot/usr/lib/libsigsegv.la
# /sysroot/usr/lib/libsigsegv.a
# /sysroot/usr/include/sigsegv.h

# .PKGINFO

# ==> Extracting database to a temporary location...
# ==> Extracting database to a temporary location...
# ==> Adding package '/var/cache/pacman/pkg/libsigsegv.pkg.tar.xz'
# -> Computing checksums...
# -> Creating 'desc' db entry...
# -> Creating 'files' db entry...
# ==> Creating updated database file '/var/cache/pacman/pkg/tuscan.db.tar'

# This file contains any messages produced by compilers while
# running configure, to aid debugging if configure makes a mistake.
#
# It was created by configure, which was
# generated by GNU Autoconf 2.68. Invocation command line was
#
# $ ./configure --host=x86_64-unknown-linux --prefix=/usr --enable-shared
#
# ## --------- ##
# ## Platform. ##
# ## --------- ##
#
# hostname = 0713cef7d819
# uname -m = x86_64
# uname -r = 4.10.6-1-ARCH
# uname -s = Linux
# uname -v = #1 SMP PREEMPT Mon Mar 27 08:28:22 CEST 2017
#
# /usr/bin/uname -p = unknown
# /bin/uname -X = unknown
#
# /bin/arch = unknown
# /usr/bin/arch -k = unknown
# /usr/convex/getsysinfo = unknown
# /usr/bin/hostinfo = unknown
# /bin/machine = unknown
# /usr/bin/oslevel = unknown
# /bin/universe = unknown
#
# PATH: /usr/bin
# PATH: /usr/local/sbin
# PATH: /usr/local/bin
# PATH: /usr/sbin
# PATH: /usr/bin
# PATH: /sbin
# PATH: /bin
#
#
# ## ----------- ##
# ## Core tests. ##
# ## ----------- ##
#
# configure:2335: checking for a BSD-compatible install
# configure:2403: result: /usr/bin/install -c
# configure:2414: checking whether build environment is sane
# configure:2464: result: yes
# configure:2513: checking for x86_64-unknown-linux-strip
# configure:2543: result: no
# configure:2553: checking for strip
# configure:2569: found /usr/bin/strip
# configure:2580: result: strip
# configure:2605: checking for a thread-safe mkdir -p
# configure:2644: result: /usr/bin/mkdir -p
# configure:2657: checking for gawk
# configure:2673: found /usr/bin/gawk
# configure:2684: result: gawk
# configure:2695: checking whether make sets $(MAKE)
# configure:2717: result: yes
# configure:2810: checking for x86_64-unknown-linux-gcc
# configure:2837: result: clang
# configure:3106: checking for C compiler version
# configure:3115: clang --version >&5
# clang version 3.8.0 (tags/RELEASE_380/final)
# Target: x86_64-unknown-linux-gnu
# Thread model: posix
# InstalledDir: /usr/bin
# configure:3126: $? = 0
# configure:3115: clang -v >&5
# clang version 3.8.0 (tags/RELEASE_380/final)
# Target: x86_64-unknown-linux-gnu
# Thread model: posix
# InstalledDir: /usr/bin
# Found candidate GCC installation: /usr/bin/../lib/gcc/x86_64-pc-linux-gnu/6.1.1
# Found candidate GCC installation: /usr/bin/../lib64/gcc/x86_64-pc-linux-gnu/6.1.1
# Found candidate GCC installation: /usr/lib/gcc/x86_64-pc-linux-gnu/6.1.1
# Found candidate GCC installation: /usr/lib64/gcc/x86_64-pc-linux-gnu/6.1.1
# Selected GCC installation: /usr/bin/../lib64/gcc/x86_64-pc-linux-gnu/6.1.1
# Candidate multilib: .;@m64
# ... rest of stderr output deleted ...
# configure:3126: $? = 0
# configure:3115: clang -V >&5
# clang-3.8: error: argument to '-V' is missing (expected 1 value)
# clang-3.8: error: no input files
# configure:3126: $? = 1
# configure:3115: clang -qversion >&5
# clang-3.8: error: unknown argument: '-qversion'
# clang-3.8: error: no input files
# configure:3126: $? = 1
# configure:3146: checking whether the C compiler works
# configure:3168: clang conftest.c >&5
# configure:3172: $? = 0
# configure:3220: result: yes
# configure:3223: checking for C compiler default output file name
# configure:3225: result: a.out
# configure:3231: checking for suffix of executables
# configure:3238: clang -o conftest conftest.c >&5
# configure:3242: $? = 0
# configure:3264: result:
# configure:3286: checking whether we are cross compiling
# configure:3294: clang -o conftest conftest.c >&5
# configure:3298: $? = 0
# configure:3305: ./conftest
# configure:3309: $? = 0
# configure:3324: result: no
# configure:3329: checking for suffix of object files
# configure:3351: clang -c conftest.c >&5
# configure:3355: $? = 0
# configure:3376: result: o
# configure:3380: checking whether we are using the GNU C compiler
# configure:3399: clang -c conftest.c >&5
# configure:3399: $? = 0
# configure:3408: result: yes
# configure:3417: checking whether clang accepts -g
# configure:3437: clang -c -g conftest.c >&5
# configure:3437: $? = 0
# configure:3478: result: yes
# configure:3495: checking for clang option to accept ISO C89
# configure:3559: clang -c conftest.c >&5
# configure:3559: $? = 0
# configure:3572: result: none needed
# configure:3603: checking for style of include used by make
# configure:3631: result: GNU
# configure:3656: checking dependency style of clang
# configure:3766: result: none
# configure:3786: checking how to run the C preprocessor
# configure:3817: clang -E conftest.c
# configure:3817: $? = 0
# configure:3831: clang -E conftest.c
# conftest.c:11:10: fatal error: 'ac_nonexistent.h' file not found
# #include
# ^
# 1 error generated.
# configure:3831: $? = 1
# configure: failed program was:
# | /* confdefs.h */
# | #define PACKAGE_NAME ""
# | #define PACKAGE_TARNAME ""
# | #define PACKAGE_VERSION ""
# | #define PACKAGE_STRING ""
# | #define PACKAGE_BUGREPORT ""
# | #define PACKAGE_URL ""
# | #define PACKAGE "libsigsegv"
# | #define VERSION "2.10"
# | /* end confdefs.h. */
# | #include
# configure:3856: result: clang -E
# configure:3876: clang -E conftest.c
# configure:3876: $? = 0
# configure:3890: clang -E conftest.c
# conftest.c:11:10: fatal error: 'ac_nonexistent.h' file not found
# #include
# ^
# 1 error generated.
# configure:3890: $? = 1
# configure: failed program was:
# | /* confdefs.h */
# | #define PACKAGE_NAME ""
# | #define PACKAGE_TARNAME ""
# | #define PACKAGE_VERSION ""
# | #define PACKAGE_STRING ""
# | #define PACKAGE_BUGREPORT ""
# | #define PACKAGE_URL ""
# | #define PACKAGE "libsigsegv"
# | #define VERSION "2.10"
# | /* end confdefs.h. */
# | #include
# configure:3923: checking build system type
# configure:3937: result: x86_64-unknown-linux-gnu
# configure:3957: checking host system type
# configure:3970: result: x86_64-unknown-linux-gnu
# configure:3993: checking host platform
# configure:4012: result: x86_64-unknown-linux4.10.6-gnu-glibc2.23
# configure:4067: checking how to print strings
# configure:4094: result: printf
# configure:4115: checking for a sed that does not truncate output
# configure:4179: result: /usr/bin/sed
# configure:4197: checking for grep that handles long lines and -e
# configure:4255: result: /usr/bin/grep
# configure:4260: checking for egrep
# configure:4322: result: /usr/bin/grep -E
# configure:4327: checking for fgrep
# configure:4389: result: /usr/bin/grep -F
# configure:4424: checking for ld used by clang
# configure:4491: result: /usr/bin/ld
# configure:4498: checking if the linker (/usr/bin/ld) is GNU ld
# configure:4513: result: yes
# configure:4525: checking for BSD- or MS-compatible name lister (nm)
# configure:4574: result: /usr/bin/nm -B
# configure:4704: checking the name lister (/usr/bin/nm -B) interface
# configure:4711: clang -c conftest.c >&5
# configure:4714: /usr/bin/nm -B "conftest.o"
# configure:4717: output
# 0000000000000000 B some_variable
# configure:4724: result: BSD nm
# configure:4727: checking whether ln -s works
# configure:4731: result: yes
# configure:4739: checking the maximum length of command line arguments
# configure:4864: result: 1572864
# configure:4881: checking whether the shell understands some XSI constructs
# configure:4891: result: yes
# configure:4895: checking whether the shell understands "+="
# configure:4901: result: yes
# configure:4936: checking how to convert x86_64-unknown-linux-gnu file names to x86_64-unknown-linux-gnu format
# configure:4976: result: func_convert_file_noop
# configure:4983: checking how to convert x86_64-unknown-linux-gnu file names to toolchain format
# configure:5003: result: func_convert_file_noop
# configure:5010: checking for /usr/bin/ld option to reload object files
# configure:5017: result: -r
# configure:5051: checking for x86_64-unknown-linux-objdump
# configure:5081: result: no
# configure:5091: checking for objdump
# configure:5107: found /usr/bin/objdump
# configure:5118: result: objdump
# configure:5150: checking how to recognize dependent libraries
# configure:5352: result: pass_all
# configure:5397: checking for x86_64-unknown-linux-dlltool
# configure:5427: result: no
# configure:5437: checking for dlltool
# configure:5467: result: no
# configure:5497: checking how to associate runtime and link libraries
# configure:5524: result: printf %s\n
# configure:5541: checking for x86_64-unknown-linux-ar
# configure:5571: result: no
# configure:5585: checking for ar
# configure:5601: found /usr/bin/ar
# configure:5612: result: ar
# configure:5649: checking for archiver @FILE support
# configure:5666: clang -c conftest.c >&5
# configure:5666: $? = 0
# configure:5669: ar cru libconftest.a @conftest.lst >&5
# ar: `u' modifier ignored since `D' is the default (see `U')
# configure:5672: $? = 0
# configure:5677: ar cru libconftest.a @conftest.lst >&5
# ar: `u' modifier ignored since `D' is the default (see `U')
# ar: conftest.o: No such file or directory
# configure:5680: $? = 1
# configure:5692: result: @
# configure:5710: checking for x86_64-unknown-linux-strip
# configure:5737: result: strip
# configure:5809: checking for x86_64-unknown-linux-ranlib
# configure:5839: result: no
# configure:5849: checking for ranlib
# configure:5865: found /usr/bin/ranlib
# configure:5876: result: ranlib
# configure:5978: checking command to parse /usr/bin/nm -B output from clang object
# configure:6097: clang -c conftest.c >&5
# configure:6100: $? = 0
# configure:6104: /usr/bin/nm -B conftest.o \| sed -n -e 's/^.*[ ]\([ABCDGIRSTW][ABCDGIRSTW]*\)[ ][ ]*\([_A-Za-z][_A-Za-z0-9]*\)$/\1 \2 \2/p' | sed '/ __gnu_lto/d' \> conftest.nm
# configure:6107: $? = 0
# configure:6173: clang -o conftest conftest.c conftstm.o >&5
# configure:6176: $? = 0
# configure:6214: result: ok
# configure:6251: checking for sysroot
# configure:6281: result: no
# configure:6358: clang -c conftest.c >&5
# configure:6361: $? = 0
# configure:6484: checking for x86_64-unknown-linux-mt
# configure:6514: result: no
# configure:6524: checking for mt
# configure:6554: result: no
# configure:6574: checking if : is a manifest tool
# configure:6580: : '-?'
# configure:6588: result: no
# configure:7216: checking for ANSI C header files
# configure:7236: clang -c conftest.c >&5
# configure:7236: $? = 0
# configure:7309: clang -o conftest conftest.c >&5
# configure:7309: $? = 0
# configure:7309: ./conftest
# configure:7309: $? = 0
# configure:7320: result: yes
# configure:7333: checking for sys/types.h
# configure:7333: clang -c conftest.c >&5
# configure:7333: $? = 0
# configure:7333: result: yes
# configure:7333: checking for sys/stat.h
# configure:7333: clang -c conftest.c >&5
# configure:7333: $? = 0
# configure:7333: result: yes
# configure:7333: checking for stdlib.h
# configure:7333: clang -c conftest.c >&5
# configure:7333: $? = 0
# configure:7333: result: yes
# configure:7333: checking for string.h
# configure:7333: clang -c conftest.c >&5
# configure:7333: $? = 0
# configure:7333: result: yes
# configure:7333: checking for memory.h
# configure:7333: clang -c conftest.c >&5
# configure:7333: $? = 0
# configure:7333: result: yes
# configure:7333: checking for strings.h
# configure:7333: clang -c conftest.c >&5
# configure:7333: $? = 0
# configure:7333: result: yes
# configure:7333: checking for inttypes.h
# configure:7333: clang -c conftest.c >&5
# configure:7333: $? = 0
# configure:7333: result: yes
# configure:7333: checking for stdint.h
# configure:7333: clang -c conftest.c >&5
# configure:7333: $? = 0
# configure:7333: result: yes
# configure:7333: checking for unistd.h
# configure:7333: clang -c conftest.c >&5
# configure:7333: $? = 0
# configure:7333: result: yes
# configure:7347: checking for dlfcn.h
# configure:7347: clang -c conftest.c >&5
# configure:7347: $? = 0
# configure:7347: result: yes
# configure:7533: checking for objdir
# configure:7548: result: .libs
# configure:7819: checking if clang supports -fno-rtti -fno-exceptions
# configure:7837: clang -c -fno-rtti -fno-exceptions conftest.c >&5
# configure:7841: $? = 0
# configure:7854: result: yes
# configure:8164: checking for clang option to produce PIC
# configure:8171: result: -fPIC -DPIC
# configure:8179: checking if clang PIC flag -fPIC -DPIC works
# configure:8197: clang -c -fPIC -DPIC -DPIC conftest.c >&5
# configure:8201: $? = 0
# configure:8214: result: yes
# configure:8243: checking if clang static flag -static works
# configure:8271: result: yes
# configure:8286: checking if clang supports -c -o file.o
# configure:8307: clang -c -o out/conftest2.o conftest.c >&5
# configure:8311: $? = 0
# configure:8333: result: yes
# configure:8341: checking if clang supports -c -o file.o
# configure:8388: result: yes
# configure:8421: checking whether the clang linker (/usr/bin/ld -m elf_x86_64) supports shared libraries
# configure:9579: result: yes
# configure:9616: checking whether -lc should be explicitly linked in
# configure:9624: clang -c conftest.c >&5
# configure:9627: $? = 0
# configure:9642: clang -shared -fPIC -DPIC conftest.o -v -Wl,-soname -Wl,conftest -o conftest 2\>\&1 \| /usr/bin/grep -lc \>/dev/null 2\>\&1
# configure:9645: $? = 0
# configure:9659: result: no
# configure:9824: checking dynamic linker characteristics
# configure:10338: clang -o conftest -Wl,-rpath -Wl,/foo conftest.c >&5
# configure:10338: $? = 0
# configure:10560: result: GNU/Linux ld.so
# configure:10667: checking how to hardcode library paths into programs
# configure:10692: result: immediate
# configure:11232: checking whether stripping libraries is possible
# configure:11237: result: yes
# configure:11272: checking if libtool supports shared libraries
# configure:11274: result: yes
# configure:11277: checking whether to build shared libraries
# configure:11298: result: yes
# configure:11301: checking whether to build static libraries
# configure:11305: result: yes
# configure:11348: checking sys/signal.h usability
# configure:11348: clang -c conftest.c >&5
# configure:11348: $? = 0
# configure:11348: result: yes
# configure:11348: checking sys/signal.h presence
# configure:11348: clang -E conftest.c
# configure:11348: $? = 0
# configure:11348: result: yes
# configure:11348: checking for sys/signal.h
# configure:11348: result: yes
# configure:11387: checking for unistd.h
# configure:11387: result: yes
# configure:11399: checking for getpagesize
# configure:11422: clang -o conftest conftest.c >&5
# configure:11422: $? = 0
# configure:11430: result: yes
# configure:11439: checking for sysconf(_SC_PAGESIZE)
# configure:11462: clang -o conftest conftest.c >&5
# configure:11462: $? = 0
# configure:11470: result: yes
# configure:11479: checking for PAGESIZE in limits.h
# configure:11497: clang -o conftest conftest.c >&5
# conftest.c:33:12: error: use of undeclared identifier 'PAGESIZE'
# int pgsz = PAGESIZE;
# ^
# 1 error generated.
# configure:11497: $? = 1
# configure: failed program was:
# | /* confdefs.h */
# | #define PACKAGE_NAME ""
# | #define PACKAGE_TARNAME ""
# | #define PACKAGE_VERSION ""
# | #define PACKAGE_STRING ""
# | #define PACKAGE_BUGREPORT ""
# | #define PACKAGE_URL ""
# | #define PACKAGE "libsigsegv"
# | #define VERSION "2.10"
# | #define STDC_HEADERS 1
# | #define HAVE_SYS_TYPES_H 1
# | #define HAVE_SYS_STAT_H 1
# | #define HAVE_STDLIB_H 1
# | #define HAVE_STRING_H 1
# | #define HAVE_MEMORY_H 1
# | #define HAVE_STRINGS_H 1
# | #define HAVE_INTTYPES_H 1
# | #define HAVE_STDINT_H 1
# | #define HAVE_UNISTD_H 1
# | #define HAVE_DLFCN_H 1
# | #define LT_OBJDIR ".libs/"
# | #define HAVE_SYS_SIGNAL_H 1
# | #define CFG_SIGNALS "signals.h"
# | #define HAVE_UNISTD_H 1
# | #define HAVE_GETPAGESIZE 1
# | #define HAVE_SYSCONF_PAGESIZE 1
# | /* end confdefs.h. */
# |
# | #include
# | int
# | main ()
# | {
# | int pgsz = PAGESIZE;
# | ;
# | return 0;
# | }
# configure:11505: result: no
# configure:11523: checking for mmap with MAP_ANON
# configure:11573: clang -o conftest conftest.c >&5
# configure:11573: $? = 0
# configure:11573: ./conftest
# configure:11573: $? = 0
# configure:11584: result: yes
# configure:11593: checking for mmap with MAP_ANONYMOUS
# configure:11645: clang -o conftest conftest.c >&5
# configure:11645: $? = 0
# configure:11645: ./conftest
# configure:11645: $? = 0
# configure:11656: result: yes
# configure:11665: checking for mmap of /dev/zero
# configure:11728: clang -o conftest conftest.c >&5
# configure:11728: $? = 0
# configure:11728: ./conftest
# configure:11728: $? = 0
# configure:11739: result: yes
# configure:11763: checking whether a fault handler according to POSIX works
# configure:11898: clang -o conftest conftest.c >&5
# configure:11898: $? = 0
# configure:11898: ./conftest
# configure:11898: $? = 0
# configure:11909: result: yes
# configure:11917: checking whether a fault handler according to Linux/i386 works
# configure:12053: clang -o conftest conftest.c >&5
# In file included from conftest.c:38:
# /usr/include/asm/sigcontext.h:39:8: error: redefinition of '_fpx_sw_bytes'
# struct _fpx_sw_bytes {
# ^
# /usr/include/bits/sigcontext.h:29:8: note: previous definition is here
# struct _fpx_sw_bytes
# ^
# In file included from conftest.c:38:
# /usr/include/asm/sigcontext.h:84:8: error: redefinition of '_fpreg'
# struct _fpreg {
# ^
# /usr/include/bits/sigcontext.h:38:8: note: previous definition is here
# struct _fpreg
# ^
# In file included from conftest.c:38:
# /usr/include/asm/sigcontext.h:90:8: error: redefinition of '_fpxreg'
# struct _fpxreg {
# ^
# /usr/include/bits/sigcontext.h:44:8: note: previous definition is here
# struct _fpxreg
# ^
# In file included from conftest.c:38:
# /usr/include/asm/sigcontext.h:97:8: error: redefinition of '_xmmreg'
# struct _xmmreg {
# ^
# /usr/include/bits/sigcontext.h:51:8: note: previous definition is here
# struct _xmmreg
# ^
# In file included from conftest.c:38:
# /usr/include/asm/sigcontext.h:179:8: error: redefinition of '_ymmh_state'
# struct _ymmh_state {
# ^
# /usr/include/bits/sigcontext.h:182:8: note: previous definition is here
# struct _ymmh_state
# ^
# In file included from conftest.c:38:
# /usr/include/asm/sigcontext.h:191:8: error: redefinition of '_xstate'
# struct _xstate {
# ^
# /usr/include/bits/sigcontext.h:187:8: note: previous definition is here
# struct _xstate
# ^
# In file included from conftest.c:38:
# /usr/include/asm/sigcontext.h:316:8: error: redefinition of 'sigcontext'
# struct sigcontext {
# ^
# /usr/include/bits/sigcontext.h:137:8: note: previous definition is here
# struct sigcontext
# ^
# 7 errors generated.
# configure:12053: $? = 1
# configure: program exited with status 1
# configure: failed program was:
# | /* confdefs.h */
# | #define PACKAGE_NAME ""
# | #define PACKAGE_TARNAME ""
# | #define PACKAGE_VERSION ""
# | #define PACKAGE_STRING ""
# | #define PACKAGE_BUGREPORT ""
# | #define PACKAGE_URL ""
# | #define PACKAGE "libsigsegv"
# | #define VERSION "2.10"
# | #define STDC_HEADERS 1
# | #define HAVE_SYS_TYPES_H 1
# | #define HAVE_SYS_STAT_H 1
# | #define HAVE_STDLIB_H 1
# | #define HAVE_STRING_H 1
# | #define HAVE_MEMORY_H 1
# | #define HAVE_STRINGS_H 1
# | #define HAVE_INTTYPES_H 1
# | #define HAVE_STDINT_H 1
# | #define HAVE_UNISTD_H 1
# | #define HAVE_DLFCN_H 1
# | #define LT_OBJDIR ".libs/"
# | #define HAVE_SYS_SIGNAL_H 1
# | #define CFG_SIGNALS "signals.h"
# | #define HAVE_UNISTD_H 1
# | #define HAVE_GETPAGESIZE 1
# | #define HAVE_SYSCONF_PAGESIZE 1
# | #define HAVE_MMAP_ANON 1
# | #define HAVE_MMAP_ANONYMOUS 1
# | #define HAVE_MMAP_DEVZERO 1
# | /* end confdefs.h. */
# |
# |
# | #include
# | #include
# | #if HAVE_SYS_SIGNAL_H
# | # include
# | #endif
# | #include
# | #include
# | #include
# | #if HAVE_MMAP_DEVZERO
# | # include
# | # ifndef MAP_FILE
# | # define MAP_FILE 0
# | # endif
# | #endif
# | #ifndef PROT_NONE
# | # define PROT_NONE 0
# | #endif
# | #if HAVE_MMAP_ANON
# | # define zero_fd -1
# | # define map_flags MAP_ANON | MAP_PRIVATE
# | #elif HAVE_MMAP_ANONYMOUS
# | # define zero_fd -1
# | # define map_flags MAP_ANONYMOUS | MAP_PRIVATE
# | #elif HAVE_MMAP_DEVZERO
# | static int zero_fd;
# | # define map_flags MAP_FILE | MAP_PRIVATE
# | #endif
# | #if defined __linux__ && (defined __s390__ || defined __s390x__)
# | # define SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS (0x1000UL - 1)
# | #else
# | # define SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS 0UL
# | #endif
# | unsigned long page;
# | int handler_called = 0;
# | void sigsegv_handler (int sig, struct sigcontext sc)
# | {
# | void *fault_address = (void *) (sc.cr2);
# | handler_called++;
# | if (handler_called == 10)
# | exit (4);
# | if (fault_address
# | != (void*)((page + 0x678) & ~SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS))
# | exit (3);
# | if (mprotect ((void *) page, 0x10000, PROT_READ | PROT_WRITE) < 0)
# | exit (2);
# | }
# | void crasher (unsigned long p)
# | {
# | *(int *) (p + 0x678) = 42;
# | }
# | int main ()
# | {
# | void *p;
# | struct sigaction action;
# | /* Preparations. */
# | #if !HAVE_MMAP_ANON && !HAVE_MMAP_ANONYMOUS && HAVE_MMAP_DEVZERO
# | zero_fd = open ("/dev/zero", O_RDONLY, 0644);
# | #endif
# | /* Setup some mmaped memory. */
# | #ifdef __hpux
# | /* HP-UX 10 mmap() often fails when given a hint. So give the OS complete
# | freedom about the address range. */
# | p = mmap ((void *) 0, 0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
# | #else
# | p = mmap ((void *) 0x12340000, 0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
# | #endif
# | if (p == (void *)(-1))
# | exit (2);
# | page = (unsigned long) p;
# | /* Make it read-only. */
# | if (mprotect ((void *) page, 0x10000, PROT_READ) < 0)
# | exit (2);
# | /* Install the SIGSEGV handler. */
# | sigemptyset(&action.sa_mask);
# |
# | action.sa_handler = (void (*) (int)) &sigsegv_handler;
# | action.sa_flags = 0;
# |
# | sigaction (SIGSEGV, &action, (struct sigaction *) NULL);
# | sigaction (SIGBUS, &action, (struct sigaction *) NULL);
# | /* The first write access should invoke the handler and then complete. */
# | crasher (page);
# | /* The second write access should not invoke the handler. */
# | crasher (page);
# | /* Check that the handler was called only once. */
# | if (handler_called != 1)
# | exit (1);
# | /* Test passed! */
# | return 0;
# | }
# configure:12064: result: no
# configure:12072: checking whether a fault handler according to old Linux/i386 works
# configure:12208: clang -o conftest conftest.c >&5
# configure:12208: $? = 0
# configure:12208: ./conftest
# configure:12208: $? = 3
# configure: program exited with status 3
# configure: failed program was:
# | /* confdefs.h */
# | #define PACKAGE_NAME ""
# | #define PACKAGE_TARNAME ""
# | #define PACKAGE_VERSION ""
# | #define PACKAGE_STRING ""
# | #define PACKAGE_BUGREPORT ""
# | #define PACKAGE_URL ""
# | #define PACKAGE "libsigsegv"
# | #define VERSION "2.10"
# | #define STDC_HEADERS 1
# | #define HAVE_SYS_TYPES_H 1
# | #define HAVE_SYS_STAT_H 1
# | #define HAVE_STDLIB_H 1
# | #define HAVE_STRING_H 1
# | #define HAVE_MEMORY_H 1
# | #define HAVE_STRINGS_H 1
# | #define HAVE_INTTYPES_H 1
# | #define HAVE_STDINT_H 1
# | #define HAVE_UNISTD_H 1
# | #define HAVE_DLFCN_H 1
# | #define LT_OBJDIR ".libs/"
# | #define HAVE_SYS_SIGNAL_H 1
# | #define CFG_SIGNALS "signals.h"
# | #define HAVE_UNISTD_H 1
# | #define HAVE_GETPAGESIZE 1
# | #define HAVE_SYSCONF_PAGESIZE 1
# | #define HAVE_MMAP_ANON 1
# | #define HAVE_MMAP_ANONYMOUS 1
# | #define HAVE_MMAP_DEVZERO 1
# | /* end confdefs.h. */
# |
# |
# | #include
# | #include
# | #if HAVE_SYS_SIGNAL_H
# | # include
# | #endif
# |
# | #include
# | #include
# | #if HAVE_MMAP_DEVZERO
# | # include
# | # ifndef MAP_FILE
# | # define MAP_FILE 0
# | # endif
# | #endif
# | #ifndef PROT_NONE
# | # define PROT_NONE 0
# | #endif
# | #if HAVE_MMAP_ANON
# | # define zero_fd -1
# | # define map_flags MAP_ANON | MAP_PRIVATE
# | #elif HAVE_MMAP_ANONYMOUS
# | # define zero_fd -1
# | # define map_flags MAP_ANONYMOUS | MAP_PRIVATE
# | #elif HAVE_MMAP_DEVZERO
# | static int zero_fd;
# | # define map_flags MAP_FILE | MAP_PRIVATE
# | #endif
# | #if defined __linux__ && (defined __s390__ || defined __s390x__)
# | # define SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS (0x1000UL - 1)
# | #else
# | # define SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS 0UL
# | #endif
# | unsigned long page;
# | int handler_called = 0;
# | void sigsegv_handler (int sig, unsigned int more)
# | {
# | void *fault_address = (void *) (((unsigned long *) &more) [21]);
# | handler_called++;
# | if (handler_called == 10)
# | exit (4);
# | if (fault_address
# | != (void*)((page + 0x678) & ~SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS))
# | exit (3);
# | if (mprotect ((void *) page, 0x10000, PROT_READ | PROT_WRITE) < 0)
# | exit (2);
# | }
# | void crasher (unsigned long p)
# | {
# | *(int *) (p + 0x678) = 42;
# | }
# | int main ()
# | {
# | void *p;
# | struct sigaction action;
# | /* Preparations. */
# | #if !HAVE_MMAP_ANON && !HAVE_MMAP_ANONYMOUS && HAVE_MMAP_DEVZERO
# | zero_fd = open ("/dev/zero", O_RDONLY, 0644);
# | #endif
# | /* Setup some mmaped memory. */
# | #ifdef __hpux
# | /* HP-UX 10 mmap() often fails when given a hint. So give the OS complete
# | freedom about the address range. */
# | p = mmap ((void *) 0, 0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
# | #else
# | p = mmap ((void *) 0x12340000, 0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
# | #endif
# | if (p == (void *)(-1))
# | exit (2);
# | page = (unsigned long) p;
# | /* Make it read-only. */
# | if (mprotect ((void *) page, 0x10000, PROT_READ) < 0)
# | exit (2);
# | /* Install the SIGSEGV handler. */
# | sigemptyset(&action.sa_mask);
# |
# | action.sa_handler = (void (*) (int)) &sigsegv_handler;
# | action.sa_flags = 0;
# |
# | sigaction (SIGSEGV, &action, (struct sigaction *) NULL);
# | sigaction (SIGBUS, &action, (struct sigaction *) NULL);
# | /* The first write access should invoke the handler and then complete. */
# | crasher (page);
# | /* The second write access should not invoke the handler. */
# | crasher (page);
# | /* Check that the handler was called only once. */
# | if (handler_called != 1)
# | exit (1);
# | /* Test passed! */
# | return 0;
# | }
# configure:12219: result: no
# configure:12227: checking whether a fault handler according to Linux/m68k works
# configure:12365: clang -o conftest conftest.c >&5
# In file included from conftest.c:38:
# /usr/include/asm/sigcontext.h:39:8: error: redefinition of '_fpx_sw_bytes'
# struct _fpx_sw_bytes {
# ^
# /usr/include/bits/sigcontext.h:29:8: note: previous definition is here
# struct _fpx_sw_bytes
# ^
# In file included from conftest.c:38:
# /usr/include/asm/sigcontext.h:84:8: error: redefinition of '_fpreg'
# struct _fpreg {
# ^
# /usr/include/bits/sigcontext.h:38:8: note: previous definition is here
# struct _fpreg
# ^
# In file included from conftest.c:38:
# /usr/include/asm/sigcontext.h:90:8: error: redefinition of '_fpxreg'
# struct _fpxreg {
# ^
# /usr/include/bits/sigcontext.h:44:8: note: previous definition is here
# struct _fpxreg
# ^
# In file included from conftest.c:38:
# /usr/include/asm/sigcontext.h:97:8: error: redefinition of '_xmmreg'
# struct _xmmreg {
# ^
# /usr/include/bits/sigcontext.h:51:8: note: previous definition is here
# struct _xmmreg
# ^
# In file included from conftest.c:38:
# /usr/include/asm/sigcontext.h:179:8: error: redefinition of '_ymmh_state'
# struct _ymmh_state {
# ^
# /usr/include/bits/sigcontext.h:182:8: note: previous definition is here
# struct _ymmh_state
# ^
# In file included from conftest.c:38:
# /usr/include/asm/sigcontext.h:191:8: error: redefinition of '_xstate'
# struct _xstate {
# ^
# /usr/include/bits/sigcontext.h:187:8: note: previous definition is here
# struct _xstate
# ^
# In file included from conftest.c:38:
# /usr/include/asm/sigcontext.h:316:8: error: redefinition of 'sigcontext'
# struct sigcontext {
# ^
# /usr/include/bits/sigcontext.h:137:8: note: previous definition is here
# struct sigcontext
# ^
# In file included from conftest.c:39:
# ././src/fault-linux-m68k-old.c:22:22: error: no member named 'sc_formatvec' in 'struct sigcontext'
# int format = (scp->sc_formatvec >> 12) & 0xf;
# ~~~ ^
# 8 errors generated.
# configure:12365: $? = 1
# configure: program exited with status 1
# configure: failed program was:
# | /* confdefs.h */
# | #define PACKAGE_NAME ""
# | #define PACKAGE_TARNAME ""
# | #define PACKAGE_VERSION ""
# | #define PACKAGE_STRING ""
# | #define PACKAGE_BUGREPORT ""
# | #define PACKAGE_URL ""
# | #define PACKAGE "libsigsegv"
# | #define VERSION "2.10"
# | #define STDC_HEADERS 1
# | #define HAVE_SYS_TYPES_H 1
# | #define HAVE_SYS_STAT_H 1
# | #define HAVE_STDLIB_H 1
# | #define HAVE_STRING_H 1
# | #define HAVE_MEMORY_H 1
# | #define HAVE_STRINGS_H 1
# | #define HAVE_INTTYPES_H 1
# | #define HAVE_STDINT_H 1
# | #define HAVE_UNISTD_H 1
# | #define HAVE_DLFCN_H 1
# | #define LT_OBJDIR ".libs/"
# | #define HAVE_SYS_SIGNAL_H 1
# | #define CFG_SIGNALS "signals.h"
# | #define HAVE_UNISTD_H 1
# | #define HAVE_GETPAGESIZE 1
# | #define HAVE_SYSCONF_PAGESIZE 1
# | #define HAVE_MMAP_ANON 1
# | #define HAVE_MMAP_ANONYMOUS 1
# | #define HAVE_MMAP_DEVZERO 1
# | /* end confdefs.h. */
# |
# |
# | #include
# | #include
# | #if HAVE_SYS_SIGNAL_H
# | # include
# | #endif
# | #include
# | #include "./src/fault-linux-m68k-old.c"
# | #include
# | #include
# | #if HAVE_MMAP_DEVZERO
# | # include
# | # ifndef MAP_FILE
# | # define MAP_FILE 0
# | # endif
# | #endif
# | #ifndef PROT_NONE
# | # define PROT_NONE 0
# | #endif
# | #if HAVE_MMAP_ANON
# | # define zero_fd -1
# | # define map_flags MAP_ANON | MAP_PRIVATE
# | #elif HAVE_MMAP_ANONYMOUS
# | # define zero_fd -1
# | # define map_flags MAP_ANONYMOUS | MAP_PRIVATE
# | #elif HAVE_MMAP_DEVZERO
# | static int zero_fd;
# | # define map_flags MAP_FILE | MAP_PRIVATE
# | #endif
# | #if defined __linux__ && (defined __s390__ || defined __s390x__)
# | # define SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS (0x1000UL - 1)
# | #else
# | # define SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS 0UL
# | #endif
# | unsigned long page;
# | int handler_called = 0;
# | void sigsegv_handler (int sig, int code, struct sigcontext *scp)
# | {
# | void *fault_address = (void *) (get_fault_addr (scp));
# | handler_called++;
# | if (handler_called == 10)
# | exit (4);
# | if (fault_address
# | != (void*)((page + 0x678) & ~SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS))
# | exit (3);
# | if (mprotect ((void *) page, 0x10000, PROT_READ | PROT_WRITE) < 0)
# | exit (2);
# | }
# | void crasher (unsigned long p)
# | {
# | *(int *) (p + 0x678) = 42;
# | }
# | int main ()
# | {
# | void *p;
# | struct sigaction action;
# | /* Preparations. */
# | #if !HAVE_MMAP_ANON && !HAVE_MMAP_ANONYMOUS && HAVE_MMAP_DEVZERO
# | zero_fd = open ("/dev/zero", O_RDONLY, 0644);
# | #endif
# | /* Setup some mmaped memory. */
# | #ifdef __hpux
# | /* HP-UX 10 mmap() often fails when given a hint. So give the OS complete
# | freedom about the address range. */
# | p = mmap ((void *) 0, 0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
# | #else
# | p = mmap ((void *) 0x12340000, 0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
# | #endif
# | if (p == (void *)(-1))
# | exit (2);
# | page = (unsigned long) p;
# | /* Make it read-only. */
# | if (mprotect ((void *) page, 0x10000, PROT_READ) < 0)
# | exit (2);
# | /* Install the SIGSEGV handler. */
# | sigemptyset(&action.sa_mask);
# |
# | action.sa_handler = (void (*) (int)) &sigsegv_handler;
# | action.sa_flags = 0;
# |
# | sigaction (SIGSEGV, &action, (struct sigaction *) NULL);
# | sigaction (SIGBUS, &action, (struct sigaction *) NULL);
# | /* The first write access should invoke the handler and then complete. */
# | crasher (page);
# | /* The second write access should not invoke the handler. */
# | crasher (page);
# | /* Check that the handler was called only once. */
# | if (handler_called != 1)
# | exit (1);
# | /* Test passed! */
# | return 0;
# | }
# configure:12376: result: no
# configure:12384: checking whether a fault handler according to Linux/PowerPC works
# configure:12520: clang -o conftest conftest.c >&5
# In file included from conftest.c:38:
# /usr/include/asm/sigcontext.h:39:8: error: redefinition of '_fpx_sw_bytes'
# struct _fpx_sw_bytes {
# ^
# /usr/include/bits/sigcontext.h:29:8: note: previous definition is here
# struct _fpx_sw_bytes
# ^
# In file included from conftest.c:38:
# /usr/include/asm/sigcontext.h:84:8: error: redefinition of '_fpreg'
# struct _fpreg {
# ^
# /usr/include/bits/sigcontext.h:38:8: note: previous definition is here
# struct _fpreg
# ^
# In file included from conftest.c:38:
# /usr/include/asm/sigcontext.h:90:8: error: redefinition of '_fpxreg'
# struct _fpxreg {
# ^
# /usr/include/bits/sigcontext.h:44:8: note: previous definition is here
# struct _fpxreg
# ^
# In file included from conftest.c:38:
# /usr/include/asm/sigcontext.h:97:8: error: redefinition of '_xmmreg'
# struct _xmmreg {
# ^
# /usr/include/bits/sigcontext.h:51:8: note: previous definition is here
# struct _xmmreg
# ^
# In file included from conftest.c:38:
# /usr/include/asm/sigcontext.h:179:8: error: redefinition of '_ymmh_state'
# struct _ymmh_state {
# ^
# /usr/include/bits/sigcontext.h:182:8: note: previous definition is here
# struct _ymmh_state
# ^
# In file included from conftest.c:38:
# /usr/include/asm/sigcontext.h:191:8: error: redefinition of '_xstate'
# struct _xstate {
# ^
# /usr/include/bits/sigcontext.h:187:8: note: previous definition is here
# struct _xstate
# ^
# In file included from conftest.c:38:
# /usr/include/asm/sigcontext.h:316:8: error: redefinition of 'sigcontext'
# struct sigcontext {
# ^
# /usr/include/bits/sigcontext.h:137:8: note: previous definition is here
# struct sigcontext
# ^
# conftest.c:69:40: error: no member named 'regs' in 'struct sigcontext'
# void *fault_address = (void *) (scp->regs->dar);
# ~~~ ^
# 8 errors generated.
# configure:12520: $? = 1
# configure: program exited with status 1
# configure: failed program was:
# | /* confdefs.h */
# | #define PACKAGE_NAME ""
# | #define PACKAGE_TARNAME ""
# | #define PACKAGE_VERSION ""
# | #define PACKAGE_STRING ""
# | #define PACKAGE_BUGREPORT ""
# | #define PACKAGE_URL ""
# | #define PACKAGE "libsigsegv"
# | #define VERSION "2.10"
# | #define STDC_HEADERS 1
# | #define HAVE_SYS_TYPES_H 1
# | #define HAVE_SYS_STAT_H 1
# | #define HAVE_STDLIB_H 1
# | #define HAVE_STRING_H 1
# | #define HAVE_MEMORY_H 1
# | #define HAVE_STRINGS_H 1
# | #define HAVE_INTTYPES_H 1
# | #define HAVE_STDINT_H 1
# | #define HAVE_UNISTD_H 1
# | #define HAVE_DLFCN_H 1
# | #define LT_OBJDIR ".libs/"
# | #define HAVE_SYS_SIGNAL_H 1
# | #define CFG_SIGNALS "signals.h"
# | #define HAVE_UNISTD_H 1
# | #define HAVE_GETPAGESIZE 1
# | #define HAVE_SYSCONF_PAGESIZE 1
# | #define HAVE_MMAP_ANON 1
# | #define HAVE_MMAP_ANONYMOUS 1
# | #define HAVE_MMAP_DEVZERO 1
# | /* end confdefs.h. */
# |
# |
# | #include
# | #include
# | #if HAVE_SYS_SIGNAL_H
# | # include
# | #endif
# | #include
# | #include
# | #include
# | #if HAVE_MMAP_DEVZERO
# | # include
# | # ifndef MAP_FILE
# | # define MAP_FILE 0
# | # endif
# | #endif
# | #ifndef PROT_NONE
# | # define PROT_NONE 0
# | #endif
# | #if HAVE_MMAP_ANON
# | # define zero_fd -1
# | # define map_flags MAP_ANON | MAP_PRIVATE
# | #elif HAVE_MMAP_ANONYMOUS
# | # define zero_fd -1
# | # define map_flags MAP_ANONYMOUS | MAP_PRIVATE
# | #elif HAVE_MMAP_DEVZERO
# | static int zero_fd;
# | # define map_flags MAP_FILE | MAP_PRIVATE
# | #endif
# | #if defined __linux__ && (defined __s390__ || defined __s390x__)
# | # define SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS (0x1000UL - 1)
# | #else
# | # define SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS 0UL
# | #endif
# | unsigned long page;
# | int handler_called = 0;
# | void sigsegv_handler (int sig, struct sigcontext *scp)
# | {
# | void *fault_address = (void *) (scp->regs->dar);
# | handler_called++;
# | if (handler_called == 10)
# | exit (4);
# | if (fault_address
# | != (void*)((page + 0x678) & ~SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS))
# | exit (3);
# | if (mprotect ((void *) page, 0x10000, PROT_READ | PROT_WRITE) < 0)
# | exit (2);
# | }
# | void crasher (unsigned long p)
# | {
# | *(int *) (p + 0x678) = 42;
# | }
# | int main ()
# | {
# | void *p;
# | struct sigaction action;
# | /* Preparations. */
# | #if !HAVE_MMAP_ANON && !HAVE_MMAP_ANONYMOUS && HAVE_MMAP_DEVZERO
# | zero_fd = open ("/dev/zero", O_RDONLY, 0644);
# | #endif
# | /* Setup some mmaped memory. */
# | #ifdef __hpux
# | /* HP-UX 10 mmap() often fails when given a hint. So give the OS complete
# | freedom about the address range. */
# | p = mmap ((void *) 0, 0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
# | #else
# | p = mmap ((void *) 0x12340000, 0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
# | #endif
# | if (p == (void *)(-1))
# | exit (2);
# | page = (unsigned long) p;
# | /* Make it read-only. */
# | if (mprotect ((void *) page, 0x10000, PROT_READ) < 0)
# | exit (2);
# | /* Install the SIGSEGV handler. */
# | sigemptyset(&action.sa_mask);
# |
# | action.sa_handler = (void (*) (int)) &sigsegv_handler;
# | action.sa_flags = 0;
# |
# | sigaction (SIGSEGV, &action, (struct sigaction *) NULL);
# | sigaction (SIGBUS, &action, (struct sigaction *) NULL);
# | /* The first write access should invoke the handler and then complete. */
# | crasher (page);
# | /* The second write access should not invoke the handler. */
# | crasher (page);
# | /* Check that the handler was called only once. */
# | if (handler_called != 1)
# | exit (1);
# | /* Test passed! */
# | return 0;
# | }
# configure:12531: result: no
# configure:12539: checking whether a fault handler according to Linux/HPPA works
# configure:12674: clang -o conftest conftest.c >&5
# configure:12674: $? = 0
# configure:12674: ./conftest
# configure:12674: $? = 3
# configure: program exited with status 3
# configure: failed program was:
# | /* confdefs.h */
# | #define PACKAGE_NAME ""
# | #define PACKAGE_TARNAME ""
# | #define PACKAGE_VERSION ""
# | #define PACKAGE_STRING ""
# | #define PACKAGE_BUGREPORT ""
# | #define PACKAGE_URL ""
# | #define PACKAGE "libsigsegv"
# | #define VERSION "2.10"
# | #define STDC_HEADERS 1
# | #define HAVE_SYS_TYPES_H 1
# | #define HAVE_SYS_STAT_H 1
# | #define HAVE_STDLIB_H 1
# | #define HAVE_STRING_H 1
# | #define HAVE_MEMORY_H 1
# | #define HAVE_STRINGS_H 1
# | #define HAVE_INTTYPES_H 1
# | #define HAVE_STDINT_H 1
# | #define HAVE_UNISTD_H 1
# | #define HAVE_DLFCN_H 1
# | #define LT_OBJDIR ".libs/"
# | #define HAVE_SYS_SIGNAL_H 1
# | #define CFG_SIGNALS "signals.h"
# | #define HAVE_UNISTD_H 1
# | #define HAVE_GETPAGESIZE 1
# | #define HAVE_SYSCONF_PAGESIZE 1
# | #define HAVE_MMAP_ANON 1
# | #define HAVE_MMAP_ANONYMOUS 1
# | #define HAVE_MMAP_DEVZERO 1
# | /* end confdefs.h. */
# |
# |
# | #include
# | #include
# | #if HAVE_SYS_SIGNAL_H
# | # include
# | #endif
# |
# | #include
# | #include
# | #if HAVE_MMAP_DEVZERO
# | # include
# | # ifndef MAP_FILE
# | # define MAP_FILE 0
# | # endif
# | #endif
# | #ifndef PROT_NONE
# | # define PROT_NONE 0
# | #endif
# | #if HAVE_MMAP_ANON
# | # define zero_fd -1
# | # define map_flags MAP_ANON | MAP_PRIVATE
# | #elif HAVE_MMAP_ANONYMOUS
# | # define zero_fd -1
# | # define map_flags MAP_ANONYMOUS | MAP_PRIVATE
# | #elif HAVE_MMAP_DEVZERO
# | static int zero_fd;
# | # define map_flags MAP_FILE | MAP_PRIVATE
# | #endif
# | #if defined __linux__ && (defined __s390__ || defined __s390x__)
# | # define SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS (0x1000UL - 1)
# | #else
# | # define SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS 0UL
# | #endif
# | unsigned long page;
# | int handler_called = 0;
# | void sigsegv_handler (int sig, siginfo_t *sip, void *ucp)
# | {
# | void *fault_address = (void *) (sip->si_ptr);
# | handler_called++;
# | if (handler_called == 10)
# | exit (4);
# | if (fault_address
# | != (void*)((page + 0x678) & ~SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS))
# | exit (3);
# | if (mprotect ((void *) page, 0x10000, PROT_READ | PROT_WRITE) < 0)
# | exit (2);
# | }
# | void crasher (unsigned long p)
# | {
# | *(int *) (p + 0x678) = 42;
# | }
# | int main ()
# | {
# | void *p;
# | struct sigaction action;
# | /* Preparations. */
# | #if !HAVE_MMAP_ANON && !HAVE_MMAP_ANONYMOUS && HAVE_MMAP_DEVZERO
# | zero_fd = open ("/dev/zero", O_RDONLY, 0644);
# | #endif
# | /* Setup some mmaped memory. */
# | #ifdef __hpux
# | /* HP-UX 10 mmap() often fails when given a hint. So give the OS complete
# | freedom about the address range. */
# | p = mmap ((void *) 0, 0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
# | #else
# | p = mmap ((void *) 0x12340000, 0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
# | #endif
# | if (p == (void *)(-1))
# | exit (2);
# | page = (unsigned long) p;
# | /* Make it read-only. */
# | if (mprotect ((void *) page, 0x10000, PROT_READ) < 0)
# | exit (2);
# | /* Install the SIGSEGV handler. */
# | sigemptyset(&action.sa_mask);
# | action.sa_sigaction = &sigsegv_handler;
# | action.sa_flags = SA_SIGINFO;
# | sigaction (SIGSEGV, &action, (struct sigaction *) NULL);
# | sigaction (SIGBUS, &action, (struct sigaction *) NULL);
# | /* The first write access should invoke the handler and then complete. */
# | crasher (page);
# | /* The second write access should not invoke the handler. */
# | crasher (page);
# | /* Check that the handler was called only once. */
# | if (handler_called != 1)
# | exit (1);
# | /* Test passed! */
# | return 0;
# | }
# configure:12685: result: no
# configure:12693: checking whether a fault handler according to BSD works
# configure:12829: clang -o conftest conftest.c >&5
# configure:12829: $? = 0
# configure:12829: ./conftest
# configure:12829: $? = 3
# configure: program exited with status 3
# configure: failed program was:
# | /* confdefs.h */
# | #define PACKAGE_NAME ""
# | #define PACKAGE_TARNAME ""
# | #define PACKAGE_VERSION ""
# | #define PACKAGE_STRING ""
# | #define PACKAGE_BUGREPORT ""
# | #define PACKAGE_URL ""
# | #define PACKAGE "libsigsegv"
# | #define VERSION "2.10"
# | #define STDC_HEADERS 1
# | #define HAVE_SYS_TYPES_H 1
# | #define HAVE_SYS_STAT_H 1
# | #define HAVE_STDLIB_H 1
# | #define HAVE_STRING_H 1
# | #define HAVE_MEMORY_H 1
# | #define HAVE_STRINGS_H 1
# | #define HAVE_INTTYPES_H 1
# | #define HAVE_STDINT_H 1
# | #define HAVE_UNISTD_H 1
# | #define HAVE_DLFCN_H 1
# | #define LT_OBJDIR ".libs/"
# | #define HAVE_SYS_SIGNAL_H 1
# | #define CFG_SIGNALS "signals.h"
# | #define HAVE_UNISTD_H 1
# | #define HAVE_GETPAGESIZE 1
# | #define HAVE_SYSCONF_PAGESIZE 1
# | #define HAVE_MMAP_ANON 1
# | #define HAVE_MMAP_ANONYMOUS 1
# | #define HAVE_MMAP_DEVZERO 1
# | /* end confdefs.h. */
# |
# |
# | #include
# | #include
# | #if HAVE_SYS_SIGNAL_H
# | # include
# | #endif
# |
# | #include
# | #include
# | #if HAVE_MMAP_DEVZERO
# | # include
# | # ifndef MAP_FILE
# | # define MAP_FILE 0
# | # endif
# | #endif
# | #ifndef PROT_NONE
# | # define PROT_NONE 0
# | #endif
# | #if HAVE_MMAP_ANON
# | # define zero_fd -1
# | # define map_flags MAP_ANON | MAP_PRIVATE
# | #elif HAVE_MMAP_ANONYMOUS
# | # define zero_fd -1
# | # define map_flags MAP_ANONYMOUS | MAP_PRIVATE
# | #elif HAVE_MMAP_DEVZERO
# | static int zero_fd;
# | # define map_flags MAP_FILE | MAP_PRIVATE
# | #endif
# | #if defined __linux__ && (defined __s390__ || defined __s390x__)
# | # define SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS (0x1000UL - 1)
# | #else
# | # define SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS 0UL
# | #endif
# | unsigned long page;
# | int handler_called = 0;
# | void sigsegv_handler (int sig, int code, struct sigcontext *scp, void *addr)
# | {
# | void *fault_address = (void *) (addr);
# | handler_called++;
# | if (handler_called == 10)
# | exit (4);
# | if (fault_address
# | != (void*)((page + 0x678) & ~SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS))
# | exit (3);
# | if (mprotect ((void *) page, 0x10000, PROT_READ | PROT_WRITE) < 0)
# | exit (2);
# | }
# | void crasher (unsigned long p)
# | {
# | *(int *) (p + 0x678) = 42;
# | }
# | int main ()
# | {
# | void *p;
# | struct sigaction action;
# | /* Preparations. */
# | #if !HAVE_MMAP_ANON && !HAVE_MMAP_ANONYMOUS && HAVE_MMAP_DEVZERO
# | zero_fd = open ("/dev/zero", O_RDONLY, 0644);
# | #endif
# | /* Setup some mmaped memory. */
# | #ifdef __hpux
# | /* HP-UX 10 mmap() often fails when given a hint. So give the OS complete
# | freedom about the address range. */
# | p = mmap ((void *) 0, 0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
# | #else
# | p = mmap ((void *) 0x12340000, 0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
# | #endif
# | if (p == (void *)(-1))
# | exit (2);
# | page = (unsigned long) p;
# | /* Make it read-only. */
# | if (mprotect ((void *) page, 0x10000, PROT_READ) < 0)
# | exit (2);
# | /* Install the SIGSEGV handler. */
# | sigemptyset(&action.sa_mask);
# |
# | action.sa_handler = (void (*) (int)) &sigsegv_handler;
# | action.sa_flags = 0;
# |
# | sigaction (SIGSEGV, &action, (struct sigaction *) NULL);
# | sigaction (SIGBUS, &action, (struct sigaction *) NULL);
# | /* The first write access should invoke the handler and then complete. */
# | crasher (page);
# | /* The second write access should not invoke the handler. */
# | crasher (page);
# | /* Check that the handler was called only once. */
# | if (handler_called != 1)
# | exit (1);
# | /* Test passed! */
# | return 0;
# | }
# configure:12840: result: no
# configure:12848: checking whether a fault handler according to IRIX works
# configure:12984: clang -o conftest conftest.c >&5
# conftest.c:69:56: error: no member named 'sc_badvaddr' in 'struct sigcontext'
# void *fault_address = (void *) ((unsigned long) scp->sc_badvaddr);
# ~~~ ^
# 1 error generated.
# configure:12984: $? = 1
# configure: program exited with status 1
# configure: failed program was:
# | /* confdefs.h */
# | #define PACKAGE_NAME ""
# | #define PACKAGE_TARNAME ""
# | #define PACKAGE_VERSION ""
# | #define PACKAGE_STRING ""
# | #define PACKAGE_BUGREPORT ""
# | #define PACKAGE_URL ""
# | #define PACKAGE "libsigsegv"
# | #define VERSION "2.10"
# | #define STDC_HEADERS 1
# | #define HAVE_SYS_TYPES_H 1
# | #define HAVE_SYS_STAT_H 1
# | #define HAVE_STDLIB_H 1
# | #define HAVE_STRING_H 1
# | #define HAVE_MEMORY_H 1
# | #define HAVE_STRINGS_H 1
# | #define HAVE_INTTYPES_H 1
# | #define HAVE_STDINT_H 1
# | #define HAVE_UNISTD_H 1
# | #define HAVE_DLFCN_H 1
# | #define LT_OBJDIR ".libs/"
# | #define HAVE_SYS_SIGNAL_H 1
# | #define CFG_SIGNALS "signals.h"
# | #define HAVE_UNISTD_H 1
# | #define HAVE_GETPAGESIZE 1
# | #define HAVE_SYSCONF_PAGESIZE 1
# | #define HAVE_MMAP_ANON 1
# | #define HAVE_MMAP_ANONYMOUS 1
# | #define HAVE_MMAP_DEVZERO 1
# | /* end confdefs.h. */
# |
# |
# | #include
# | #include
# | #if HAVE_SYS_SIGNAL_H
# | # include
# | #endif
# |
# | #include
# | #include
# | #if HAVE_MMAP_DEVZERO
# | # include
# | # ifndef MAP_FILE
# | # define MAP_FILE 0
# | # endif
# | #endif
# | #ifndef PROT_NONE
# | # define PROT_NONE 0
# | #endif
# | #if HAVE_MMAP_ANON
# | # define zero_fd -1
# | # define map_flags MAP_ANON | MAP_PRIVATE
# | #elif HAVE_MMAP_ANONYMOUS
# | # define zero_fd -1
# | # define map_flags MAP_ANONYMOUS | MAP_PRIVATE
# | #elif HAVE_MMAP_DEVZERO
# | static int zero_fd;
# | # define map_flags MAP_FILE | MAP_PRIVATE
# | #endif
# | #if defined __linux__ && (defined __s390__ || defined __s390x__)
# | # define SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS (0x1000UL - 1)
# | #else
# | # define SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS 0UL
# | #endif
# | unsigned long page;
# | int handler_called = 0;
# | void sigsegv_handler (int sig, int code, struct sigcontext *scp)
# | {
# | void *fault_address = (void *) ((unsigned long) scp->sc_badvaddr);
# | handler_called++;
# | if (handler_called == 10)
# | exit (4);
# | if (fault_address
# | != (void*)((page + 0x678) & ~SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS))
# | exit (3);
# | if (mprotect ((void *) page, 0x10000, PROT_READ | PROT_WRITE) < 0)
# | exit (2);
# | }
# | void crasher (unsigned long p)
# | {
# | *(int *) (p + 0x678) = 42;
# | }
# | int main ()
# | {
# | void *p;
# | struct sigaction action;
# | /* Preparations. */
# | #if !HAVE_MMAP_ANON && !HAVE_MMAP_ANONYMOUS && HAVE_MMAP_DEVZERO
# | zero_fd = open ("/dev/zero", O_RDONLY, 0644);
# | #endif
# | /* Setup some mmaped memory. */
# | #ifdef __hpux
# | /* HP-UX 10 mmap() often fails when given a hint. So give the OS complete
# | freedom about the address range. */
# | p = mmap ((void *) 0, 0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
# | #else
# | p = mmap ((void *) 0x12340000, 0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
# | #endif
# | if (p == (void *)(-1))
# | exit (2);
# | page = (unsigned long) p;
# | /* Make it read-only. */
# | if (mprotect ((void *) page, 0x10000, PROT_READ) < 0)
# | exit (2);
# | /* Install the SIGSEGV handler. */
# | sigemptyset(&action.sa_mask);
# |
# | action.sa_handler = (void (*) (int)) &sigsegv_handler;
# | action.sa_flags = 0;
# |
# | sigaction (SIGSEGV, &action, (struct sigaction *) NULL);
# | sigaction (SIGBUS, &action, (struct sigaction *) NULL);
# | /* The first write access should invoke the handler and then complete. */
# | crasher (page);
# | /* The second write access should not invoke the handler. */
# | crasher (page);
# | /* Check that the handler was called only once. */
# | if (handler_called != 1)
# | exit (1);
# | /* Test passed! */
# | return 0;
# | }
# configure:12995: result: no
# configure:13003: checking whether a fault handler according to HP-UX HPPA works
# configure:13149: clang -o conftest conftest.c >&5
# conftest.c:72:50: error: no member named 'sc_sl' in 'struct sigcontext'
# void *fault_address = (void *) (GET_CR21 (scp->sc_sl.sl_ss));
# ~~~ ^
# conftest.c:40:40: note: expanded from macro 'GET_CR21'
# #define GET_CR21(mc) (USE_64BIT_REGS(mc) ? (mc).ss_wide.ss_64.ss_cr21 : (mc).ss_narrow.ss_cr21)
# ^~
# conftest.c:39:33: note: expanded from macro 'USE_64BIT_REGS'
# #define USE_64BIT_REGS(mc) (((mc).ss_flags & SS_WIDEREGS) && ((mc).ss_flags & SS_NARROWISINVALID))
# ^~
# conftest.c:72:35: error: use of undeclared identifier 'SS_WIDEREGS'
# void *fault_address = (void *) (GET_CR21 (scp->sc_sl.sl_ss));
# ^
# conftest.c:40:25: note: expanded from macro 'GET_CR21'
# #define GET_CR21(mc) (USE_64BIT_REGS(mc) ? (mc).ss_wide.ss_64.ss_cr21 : (mc).ss_narrow.ss_cr21)
# ^
# conftest.c:39:48: note: expanded from macro 'USE_64BIT_REGS'
# #define USE_64BIT_REGS(mc) (((mc).ss_flags & SS_WIDEREGS) && ((mc).ss_flags & SS_NARROWISINVALID))
# ^
# conftest.c:72:50: error: no member named 'sc_sl' in 'struct sigcontext'
# void *fault_address = (void *) (GET_CR21 (scp->sc_sl.sl_ss));
# ~~~ ^
# conftest.c:40:40: note: expanded from macro 'GET_CR21'
# #define GET_CR21(mc) (USE_64BIT_REGS(mc) ? (mc).ss_wide.ss_64.ss_cr21 : (mc).ss_narrow.ss_cr21)
# ^~
# conftest.c:39:66: note: expanded from macro 'USE_64BIT_REGS'
# #define USE_64BIT_REGS(mc) (((mc).ss_flags & SS_WIDEREGS) && ((mc).ss_flags & SS_NARROWISINVALID))
# ^~
# conftest.c:72:35: error: use of undeclared identifier 'SS_NARROWISINVALID'
# void *fault_address = (void *) (GET_CR21 (scp->sc_sl.sl_ss));
# ^
# conftest.c:40:25: note: expanded from macro 'GET_CR21'
# #define GET_CR21(mc) (USE_64BIT_REGS(mc) ? (mc).ss_wide.ss_64.ss_cr21 : (mc).ss_narrow.ss_cr21)
# ^
# conftest.c:39:81: note: expanded from macro 'USE_64BIT_REGS'
# #define USE_64BIT_REGS(mc) (((mc).ss_flags & SS_WIDEREGS) && ((mc).ss_flags & SS_NARROWISINVALID))
# ^
# conftest.c:72:50: error: no member named 'sc_sl' in 'struct sigcontext'
# void *fault_address = (void *) (GET_CR21 (scp->sc_sl.sl_ss));
# ~~~ ^
# conftest.c:40:47: note: expanded from macro 'GET_CR21'
# #define GET_CR21(mc) (USE_64BIT_REGS(mc) ? (mc).ss_wide.ss_64.ss_cr21 : (mc).ss_narrow.ss_cr21)
# ^~
# conftest.c:72:50: error: no member named 'sc_sl' in 'struct sigcontext'
# void *fault_address = (void *) (GET_CR21 (scp->sc_sl.sl_ss));
# ~~~ ^
# conftest.c:40:76: note: expanded from macro 'GET_CR21'
# #define GET_CR21(mc) (USE_64BIT_REGS(mc) ? (mc).ss_wide.ss_64.ss_cr21 : (mc).ss_narrow.ss_cr21)
# ^~
# 6 errors generated.
# configure:13149: $? = 1
# configure: program exited with status 1
# configure: failed program was:
# | /* confdefs.h */
# | #define PACKAGE_NAME ""
# | #define PACKAGE_TARNAME ""
# | #define PACKAGE_VERSION ""
# | #define PACKAGE_STRING ""
# | #define PACKAGE_BUGREPORT ""
# | #define PACKAGE_URL ""
# | #define PACKAGE "libsigsegv"
# | #define VERSION "2.10"
# | #define STDC_HEADERS 1
# | #define HAVE_SYS_TYPES_H 1
# | #define HAVE_SYS_STAT_H 1
# | #define HAVE_STDLIB_H 1
# | #define HAVE_STRING_H 1
# | #define HAVE_MEMORY_H 1
# | #define HAVE_STRINGS_H 1
# | #define HAVE_INTTYPES_H 1
# | #define HAVE_STDINT_H 1
# | #define HAVE_UNISTD_H 1
# | #define HAVE_DLFCN_H 1
# | #define LT_OBJDIR ".libs/"
# | #define HAVE_SYS_SIGNAL_H 1
# | #define CFG_SIGNALS "signals.h"
# | #define HAVE_UNISTD_H 1
# | #define HAVE_GETPAGESIZE 1
# | #define HAVE_SYSCONF_PAGESIZE 1
# | #define HAVE_MMAP_ANON 1
# | #define HAVE_MMAP_ANONYMOUS 1
# | #define HAVE_MMAP_DEVZERO 1
# | /* end confdefs.h. */
# |
# |
# | #include
# | #include
# | #if HAVE_SYS_SIGNAL_H
# | # include
# | #endif
# |
# | #define USE_64BIT_REGS(mc) (((mc).ss_flags & SS_WIDEREGS) && ((mc).ss_flags & SS_NARROWISINVALID))
# | #define GET_CR21(mc) (USE_64BIT_REGS(mc) ? (mc).ss_wide.ss_64.ss_cr21 : (mc).ss_narrow.ss_cr21)
# |
# | #include
# | #include
# | #if HAVE_MMAP_DEVZERO
# | # include
# | # ifndef MAP_FILE
# | # define MAP_FILE 0
# | # endif
# | #endif
# | #ifndef PROT_NONE
# | # define PROT_NONE 0
# | #endif
# | #if HAVE_MMAP_ANON
# | # define zero_fd -1
# | # define map_flags MAP_ANON | MAP_PRIVATE
# | #elif HAVE_MMAP_ANONYMOUS
# | # define zero_fd -1
# | # define map_flags MAP_ANONYMOUS | MAP_PRIVATE
# | #elif HAVE_MMAP_DEVZERO
# | static int zero_fd;
# | # define map_flags MAP_FILE | MAP_PRIVATE
# | #endif
# | #if defined __linux__ && (defined __s390__ || defined __s390x__)
# | # define SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS (0x1000UL - 1)
# | #else
# | # define SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS 0UL
# | #endif
# | unsigned long page;
# | int handler_called = 0;
# | void sigsegv_handler (int sig, int code, struct sigcontext *scp)
# | {
# | void *fault_address = (void *) (GET_CR21 (scp->sc_sl.sl_ss));
# | handler_called++;
# | if (handler_called == 10)
# | exit (4);
# | if (fault_address
# | != (void*)((page + 0x678) & ~SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS))
# | exit (3);
# | if (mprotect ((void *) page, 0x10000, PROT_READ | PROT_WRITE) < 0)
# | exit (2);
# | }
# | void crasher (unsigned long p)
# | {
# | *(int *) (p + 0x678) = 42;
# | }
# | int main ()
# | {
# | void *p;
# | struct sigaction action;
# | /* Preparations. */
# | #if !HAVE_MMAP_ANON && !HAVE_MMAP_ANONYMOUS && HAVE_MMAP_DEVZERO
# | zero_fd = open ("/dev/zero", O_RDONLY, 0644);
# | #endif
# | /* Setup some mmaped memory. */
# | #ifdef __hpux
# | /* HP-UX 10 mmap() often fails when given a hint. So give the OS complete
# | freedom about the address range. */
# | p = mmap ((void *) 0, 0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
# | #else
# | p = mmap ((void *) 0x12340000, 0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
# | #endif
# | if (p == (void *)(-1))
# | exit (2);
# | page = (unsigned long) p;
# | /* Make it read-only. */
# | if (mprotect ((void *) page, 0x10000, PROT_READ) < 0)
# | exit (2);
# | /* Install the SIGSEGV handler. */
# | sigemptyset(&action.sa_mask);
# |
# | action.sa_handler = (void (*) (int)) &sigsegv_handler;
# | action.sa_flags = 0;
# |
# | sigaction (SIGSEGV, &action, (struct sigaction *) NULL);
# | sigaction (SIGBUS, &action, (struct sigaction *) NULL);
# | /* The first write access should invoke the handler and then complete. */
# | crasher (page);
# | /* The second write access should not invoke the handler. */
# | crasher (page);
# | /* Check that the handler was called only once. */
# | if (handler_called != 1)
# | exit (1);
# | /* Test passed! */
# | return 0;
# | }
# configure:13160: result: no
# configure:13168: checking whether a fault handler according to OSF/1 Alpha works
# configure:13304: clang -o conftest conftest.c >&5
# conftest.c:69:40: error: no member named 'sc_traparg_a0' in 'struct sigcontext'
# void *fault_address = (void *) (scp->sc_traparg_a0);
# ~~~ ^
# 1 error generated.
# configure:13304: $? = 1
# configure: program exited with status 1
# configure: failed program was:
# | /* confdefs.h */
# | #define PACKAGE_NAME ""
# | #define PACKAGE_TARNAME ""
# | #define PACKAGE_VERSION ""
# | #define PACKAGE_STRING ""
# | #define PACKAGE_BUGREPORT ""
# | #define PACKAGE_URL ""
# | #define PACKAGE "libsigsegv"
# | #define VERSION "2.10"
# | #define STDC_HEADERS 1
# | #define HAVE_SYS_TYPES_H 1
# | #define HAVE_SYS_STAT_H 1
# | #define HAVE_STDLIB_H 1
# | #define HAVE_STRING_H 1
# | #define HAVE_MEMORY_H 1
# | #define HAVE_STRINGS_H 1
# | #define HAVE_INTTYPES_H 1
# | #define HAVE_STDINT_H 1
# | #define HAVE_UNISTD_H 1
# | #define HAVE_DLFCN_H 1
# | #define LT_OBJDIR ".libs/"
# | #define HAVE_SYS_SIGNAL_H 1
# | #define CFG_SIGNALS "signals.h"
# | #define HAVE_UNISTD_H 1
# | #define HAVE_GETPAGESIZE 1
# | #define HAVE_SYSCONF_PAGESIZE 1
# | #define HAVE_MMAP_ANON 1
# | #define HAVE_MMAP_ANONYMOUS 1
# | #define HAVE_MMAP_DEVZERO 1
# | /* end confdefs.h. */
# |
# |
# | #include
# | #include
# | #if HAVE_SYS_SIGNAL_H
# | # include
# | #endif
# |
# | #include
# | #include
# | #if HAVE_MMAP_DEVZERO
# | # include
# | # ifndef MAP_FILE
# | # define MAP_FILE 0
# | # endif
# | #endif
# | #ifndef PROT_NONE
# | # define PROT_NONE 0
# | #endif
# | #if HAVE_MMAP_ANON
# | # define zero_fd -1
# | # define map_flags MAP_ANON | MAP_PRIVATE
# | #elif HAVE_MMAP_ANONYMOUS
# | # define zero_fd -1
# | # define map_flags MAP_ANONYMOUS | MAP_PRIVATE
# | #elif HAVE_MMAP_DEVZERO
# | static int zero_fd;
# | # define map_flags MAP_FILE | MAP_PRIVATE
# | #endif
# | #if defined __linux__ && (defined __s390__ || defined __s390x__)
# | # define SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS (0x1000UL - 1)
# | #else
# | # define SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS 0UL
# | #endif
# | unsigned long page;
# | int handler_called = 0;
# | void sigsegv_handler (int sig, int code, struct sigcontext *scp)
# | {
# | void *fault_address = (void *) (scp->sc_traparg_a0);
# | handler_called++;
# | if (handler_called == 10)
# | exit (4);
# | if (fault_address
# | != (void*)((page + 0x678) & ~SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS))
# | exit (3);
# | if (mprotect ((void *) page, 0x10000, PROT_READ | PROT_WRITE) < 0)
# | exit (2);
# | }
# | void crasher (unsigned long p)
# | {
# | *(int *) (p + 0x678) = 42;
# | }
# | int main ()
# | {
# | void *p;
# | struct sigaction action;
# | /* Preparations. */
# | #if !HAVE_MMAP_ANON && !HAVE_MMAP_ANONYMOUS && HAVE_MMAP_DEVZERO
# | zero_fd = open ("/dev/zero", O_RDONLY, 0644);
# | #endif
# | /* Setup some mmaped memory. */
# | #ifdef __hpux
# | /* HP-UX 10 mmap() often fails when given a hint. So give the OS complete
# | freedom about the address range. */
# | p = mmap ((void *) 0, 0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
# | #else
# | p = mmap ((void *) 0x12340000, 0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
# | #endif
# | if (p == (void *)(-1))
# | exit (2);
# | page = (unsigned long) p;
# | /* Make it read-only. */
# | if (mprotect ((void *) page, 0x10000, PROT_READ) < 0)
# | exit (2);
# | /* Install the SIGSEGV handler. */
# | sigemptyset(&action.sa_mask);
# |
# | action.sa_handler = (void (*) (int)) &sigsegv_handler;
# | action.sa_flags = 0;
# |
# | sigaction (SIGSEGV, &action, (struct sigaction *) NULL);
# | sigaction (SIGBUS, &action, (struct sigaction *) NULL);
# | /* The first write access should invoke the handler and then complete. */
# | crasher (page);
# | /* The second write access should not invoke the handler. */
# | crasher (page);
# | /* Check that the handler was called only once. */
# | if (handler_called != 1)
# | exit (1);
# | /* Test passed! */
# | return 0;
# | }
# configure:13315: result: no
# configure:13323: checking whether a fault handler according to NetBSD Alpha works
# configure:13459: clang -o conftest conftest.c >&5
# In file included from conftest.c:38:
# ././src/fault-netbsd-alpha.c:25:48: error: no member named 'sc_pc' in 'struct sigcontext'
# unsigned int instr = *((unsigned int *)(scp->sc_pc));
# ~~~ ^
# ././src/fault-netbsd-alpha.c:36:20: error: no member named 'sc_regs' in 'struct sigcontext'
# faultaddr = scp->sc_regs[(instr >> 16) & 0x1f];
# ~~~ ^
# 2 errors generated.
# configure:13459: $? = 1
# configure: program exited with status 1
# configure: failed program was:
# | /* confdefs.h */
# | #define PACKAGE_NAME ""
# | #define PACKAGE_TARNAME ""
# | #define PACKAGE_VERSION ""
# | #define PACKAGE_STRING ""
# | #define PACKAGE_BUGREPORT ""
# | #define PACKAGE_URL ""
# | #define PACKAGE "libsigsegv"
# | #define VERSION "2.10"
# | #define STDC_HEADERS 1
# | #define HAVE_SYS_TYPES_H 1
# | #define HAVE_SYS_STAT_H 1
# | #define HAVE_STDLIB_H 1
# | #define HAVE_STRING_H 1
# | #define HAVE_MEMORY_H 1
# | #define HAVE_STRINGS_H 1
# | #define HAVE_INTTYPES_H 1
# | #define HAVE_STDINT_H 1
# | #define HAVE_UNISTD_H 1
# | #define HAVE_DLFCN_H 1
# | #define LT_OBJDIR ".libs/"
# | #define HAVE_SYS_SIGNAL_H 1
# | #define CFG_SIGNALS "signals.h"
# | #define HAVE_UNISTD_H 1
# | #define HAVE_GETPAGESIZE 1
# | #define HAVE_SYSCONF_PAGESIZE 1
# | #define HAVE_MMAP_ANON 1
# | #define HAVE_MMAP_ANONYMOUS 1
# | #define HAVE_MMAP_DEVZERO 1
# | /* end confdefs.h. */
# |
# |
# | #include
# | #include
# | #if HAVE_SYS_SIGNAL_H
# | # include
# | #endif
# | #include "./src/fault-netbsd-alpha.c"
# | #include
# | #include
# | #if HAVE_MMAP_DEVZERO
# | # include
# | # ifndef MAP_FILE
# | # define MAP_FILE 0
# | # endif
# | #endif
# | #ifndef PROT_NONE
# | # define PROT_NONE 0
# | #endif
# | #if HAVE_MMAP_ANON
# | # define zero_fd -1
# | # define map_flags MAP_ANON | MAP_PRIVATE
# | #elif HAVE_MMAP_ANONYMOUS
# | # define zero_fd -1
# | # define map_flags MAP_ANONYMOUS | MAP_PRIVATE
# | #elif HAVE_MMAP_DEVZERO
# | static int zero_fd;
# | # define map_flags MAP_FILE | MAP_PRIVATE
# | #endif
# | #if defined __linux__ && (defined __s390__ || defined __s390x__)
# | # define SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS (0x1000UL - 1)
# | #else
# | # define SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS 0UL
# | #endif
# | unsigned long page;
# | int handler_called = 0;
# | void sigsegv_handler (int sig, int code, struct sigcontext *scp)
# | {
# | void *fault_address = (void *) (get_fault_addr (scp));
# | handler_called++;
# | if (handler_called == 10)
# | exit (4);
# | if (fault_address
# | != (void*)((page + 0x678) & ~SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS))
# | exit (3);
# | if (mprotect ((void *) page, 0x10000, PROT_READ | PROT_WRITE) < 0)
# | exit (2);
# | }
# | void crasher (unsigned long p)
# | {
# | *(int *) (p + 0x678) = 42;
# | }
# | int main ()
# | {
# | void *p;
# | struct sigaction action;
# | /* Preparations. */
# | #if !HAVE_MMAP_ANON && !HAVE_MMAP_ANONYMOUS && HAVE_MMAP_DEVZERO
# | zero_fd = open ("/dev/zero", O_RDONLY, 0644);
# | #endif
# | /* Setup some mmaped memory. */
# | #ifdef __hpux
# | /* HP-UX 10 mmap() often fails when given a hint. So give the OS complete
# | freedom about the address range. */
# | p = mmap ((void *) 0, 0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
# | #else
# | p = mmap ((void *) 0x12340000, 0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
# | #endif
# | if (p == (void *)(-1))
# | exit (2);
# | page = (unsigned long) p;
# | /* Make it read-only. */
# | if (mprotect ((void *) page, 0x10000, PROT_READ) < 0)
# | exit (2);
# | /* Install the SIGSEGV handler. */
# | sigemptyset(&action.sa_mask);
# |
# | action.sa_handler = (void (*) (int)) &sigsegv_handler;
# | action.sa_flags = 0;
# |
# | sigaction (SIGSEGV, &action, (struct sigaction *) NULL);
# | sigaction (SIGBUS, &action, (struct sigaction *) NULL);
# | /* The first write access should invoke the handler and then complete. */
# | crasher (page);
# | /* The second write access should not invoke the handler. */
# | crasher (page);
# | /* Check that the handler was called only once. */
# | if (handler_called != 1)
# | exit (1);
# | /* Test passed! */
# | return 0;
# | }
# configure:13470: result: no
# configure:13478: checking whether a fault handler according to AIX works
# configure:13614: clang -o conftest conftest.c >&5
# conftest.c:69:40: error: no member named 'sc_jmpbuf' in 'struct sigcontext'
# void *fault_address = (void *) (scp->sc_jmpbuf.jmp_context.o_vaddr);
# ~~~ ^
# 1 error generated.
# configure:13614: $? = 1
# configure: program exited with status 1
# configure: failed program was:
# | /* confdefs.h */
# | #define PACKAGE_NAME ""
# | #define PACKAGE_TARNAME ""
# | #define PACKAGE_VERSION ""
# | #define PACKAGE_STRING ""
# | #define PACKAGE_BUGREPORT ""
# | #define PACKAGE_URL ""
# | #define PACKAGE "libsigsegv"
# | #define VERSION "2.10"
# | #define STDC_HEADERS 1
# | #define HAVE_SYS_TYPES_H 1
# | #define HAVE_SYS_STAT_H 1
# | #define HAVE_STDLIB_H 1
# | #define HAVE_STRING_H 1
# | #define HAVE_MEMORY_H 1
# | #define HAVE_STRINGS_H 1
# | #define HAVE_INTTYPES_H 1
# | #define HAVE_STDINT_H 1
# | #define HAVE_UNISTD_H 1
# | #define HAVE_DLFCN_H 1
# | #define LT_OBJDIR ".libs/"
# | #define HAVE_SYS_SIGNAL_H 1
# | #define CFG_SIGNALS "signals.h"
# | #define HAVE_UNISTD_H 1
# | #define HAVE_GETPAGESIZE 1
# | #define HAVE_SYSCONF_PAGESIZE 1
# | #define HAVE_MMAP_ANON 1
# | #define HAVE_MMAP_ANONYMOUS 1
# | #define HAVE_MMAP_DEVZERO 1
# | /* end confdefs.h. */
# |
# |
# | #include
# | #include
# | #if HAVE_SYS_SIGNAL_H
# | # include
# | #endif
# |
# | #include
# | #include
# | #if HAVE_MMAP_DEVZERO
# | # include
# | # ifndef MAP_FILE
# | # define MAP_FILE 0
# | # endif
# | #endif
# | #ifndef PROT_NONE
# | # define PROT_NONE 0
# | #endif
# | #if HAVE_MMAP_ANON
# | # define zero_fd -1
# | # define map_flags MAP_ANON | MAP_PRIVATE
# | #elif HAVE_MMAP_ANONYMOUS
# | # define zero_fd -1
# | # define map_flags MAP_ANONYMOUS | MAP_PRIVATE
# | #elif HAVE_MMAP_DEVZERO
# | static int zero_fd;
# | # define map_flags MAP_FILE | MAP_PRIVATE
# | #endif
# | #if defined __linux__ && (defined __s390__ || defined __s390x__)
# | # define SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS (0x1000UL - 1)
# | #else
# | # define SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS 0UL
# | #endif
# | unsigned long page;
# | int handler_called = 0;
# | void sigsegv_handler (int sig, int code, struct sigcontext *scp)
# | {
# | void *fault_address = (void *) (scp->sc_jmpbuf.jmp_context.o_vaddr);
# | handler_called++;
# | if (handler_called == 10)
# | exit (4);
# | if (fault_address
# | != (void*)((page + 0x678) & ~SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS))
# | exit (3);
# | if (mprotect ((void *) page, 0x10000, PROT_READ | PROT_WRITE) < 0)
# | exit (2);
# | }
# | void crasher (unsigned long p)
# | {
# | *(int *) (p + 0x678) = 42;
# | }
# | int main ()
# | {
# | void *p;
# | struct sigaction action;
# | /* Preparations. */
# | #if !HAVE_MMAP_ANON && !HAVE_MMAP_ANONYMOUS && HAVE_MMAP_DEVZERO
# | zero_fd = open ("/dev/zero", O_RDONLY, 0644);
# | #endif
# | /* Setup some mmaped memory. */
# | #ifdef __hpux
# | /* HP-UX 10 mmap() often fails when given a hint. So give the OS complete
# | freedom about the address range. */
# | p = mmap ((void *) 0, 0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
# | #else
# | p = mmap ((void *) 0x12340000, 0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
# | #endif
# | if (p == (void *)(-1))
# | exit (2);
# | page = (unsigned long) p;
# | /* Make it read-only. */
# | if (mprotect ((void *) page, 0x10000, PROT_READ) < 0)
# | exit (2);
# | /* Install the SIGSEGV handler. */
# | sigemptyset(&action.sa_mask);
# |
# | action.sa_handler = (void (*) (int)) &sigsegv_handler;
# | action.sa_flags = 0;
# |
# | sigaction (SIGSEGV, &action, (struct sigaction *) NULL);
# | sigaction (SIGBUS, &action, (struct sigaction *) NULL);
# | /* The first write access should invoke the handler and then complete. */
# | crasher (page);
# | /* The second write access should not invoke the handler. */
# | crasher (page);
# | /* Check that the handler was called only once. */
# | if (handler_called != 1)
# | exit (1);
# | /* Test passed! */
# | return 0;
# | }
# configure:13625: result: no
# configure:13633: checking whether a fault handler according to MacOSX/Darwin7 PowerPC works
# configure:13768: clang -o conftest conftest.c >&5
# In file included from conftest.c:38:
# ././src/fault-macosdarwin7-powerpc.c:43:22: error: member reference type 'mcontext_t' is not a pointer; did you mean to use '.'?
# &ucp->uc_mcontext->ss.r0; /* r0..r31 */
# ~~~~~~~~~~~~~~~~^~
# .
# ././src/fault-macosdarwin7-powerpc.c:43:24: error: no member named 'ss' in 'mcontext_t'
# &ucp->uc_mcontext->ss.r0; /* r0..r31 */
# ~~~~~~~~~~~~~~~~ ^
# ././src/fault-macosdarwin7-powerpc.c:130:10: warning: cast to 'void *' from smaller integer type 'unsigned int' [-Wint-to-void-pointer-cast]
# return (void *) addr;
# ^
# conftest.c:107:21: warning: incompatible pointer types assigning to 'void (*)(int, siginfo_t *, void *)' from 'void (*)(int, siginfo_t *, ucontext_t *)' (aka 'void (*)(int, siginfo_t *, struct ucontext *)') [-Wincompatible-pointer-types]
# action.sa_sigaction = &sigsegv_handler;
# ^ ~~~~~~~~~~~~~~~~
# 2 warnings and 2 errors generated.
# configure:13768: $? = 1
# configure: program exited with status 1
# configure: failed program was:
# | /* confdefs.h */
# | #define PACKAGE_NAME ""
# | #define PACKAGE_TARNAME ""
# | #define PACKAGE_VERSION ""
# | #define PACKAGE_STRING ""
# | #define PACKAGE_BUGREPORT ""
# | #define PACKAGE_URL ""
# | #define PACKAGE "libsigsegv"
# | #define VERSION "2.10"
# | #define STDC_HEADERS 1
# | #define HAVE_SYS_TYPES_H 1
# | #define HAVE_SYS_STAT_H 1
# | #define HAVE_STDLIB_H 1
# | #define HAVE_STRING_H 1
# | #define HAVE_MEMORY_H 1
# | #define HAVE_STRINGS_H 1
# | #define HAVE_INTTYPES_H 1
# | #define HAVE_STDINT_H 1
# | #define HAVE_UNISTD_H 1
# | #define HAVE_DLFCN_H 1
# | #define LT_OBJDIR ".libs/"
# | #define HAVE_SYS_SIGNAL_H 1
# | #define CFG_SIGNALS "signals.h"
# | #define HAVE_UNISTD_H 1
# | #define HAVE_GETPAGESIZE 1
# | #define HAVE_SYSCONF_PAGESIZE 1
# | #define HAVE_MMAP_ANON 1
# | #define HAVE_MMAP_ANONYMOUS 1
# | #define HAVE_MMAP_DEVZERO 1
# | /* end confdefs.h. */
# |
# |
# | #include
# | #include
# | #if HAVE_SYS_SIGNAL_H
# | # include
# | #endif
# | #include "./src/fault-macosdarwin7-powerpc.c"
# | #include
# | #include
# | #if HAVE_MMAP_DEVZERO
# | # include
# | # ifndef MAP_FILE
# | # define MAP_FILE 0
# | # endif
# | #endif
# | #ifndef PROT_NONE
# | # define PROT_NONE 0
# | #endif
# | #if HAVE_MMAP_ANON
# | # define zero_fd -1
# | # define map_flags MAP_ANON | MAP_PRIVATE
# | #elif HAVE_MMAP_ANONYMOUS
# | # define zero_fd -1
# | # define map_flags MAP_ANONYMOUS | MAP_PRIVATE
# | #elif HAVE_MMAP_DEVZERO
# | static int zero_fd;
# | # define map_flags MAP_FILE | MAP_PRIVATE
# | #endif
# | #if defined __linux__ && (defined __s390__ || defined __s390x__)
# | # define SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS (0x1000UL - 1)
# | #else
# | # define SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS 0UL
# | #endif
# | unsigned long page;
# | int handler_called = 0;
# | void sigsegv_handler (int sig, siginfo_t *sip, ucontext_t *ucp)
# | {
# | void *fault_address = (void *) (get_fault_addr (sip, ucp));
# | handler_called++;
# | if (handler_called == 10)
# | exit (4);
# | if (fault_address
# | != (void*)((page + 0x678) & ~SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS))
# | exit (3);
# | if (mprotect ((void *) page, 0x10000, PROT_READ | PROT_WRITE) < 0)
# | exit (2);
# | }
# | void crasher (unsigned long p)
# | {
# | *(int *) (p + 0x678) = 42;
# | }
# | int main ()
# | {
# | void *p;
# | struct sigaction action;
# | /* Preparations. */
# | #if !HAVE_MMAP_ANON && !HAVE_MMAP_ANONYMOUS && HAVE_MMAP_DEVZERO
# | zero_fd = open ("/dev/zero", O_RDONLY, 0644);
# | #endif
# | /* Setup some mmaped memory. */
# | #ifdef __hpux
# | /* HP-UX 10 mmap() often fails when given a hint. So give the OS complete
# | freedom about the address range. */
# | p = mmap ((void *) 0, 0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
# | #else
# | p = mmap ((void *) 0x12340000, 0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
# | #endif
# | if (p == (void *)(-1))
# | exit (2);
# | page = (unsigned long) p;
# | /* Make it read-only. */
# | if (mprotect ((void *) page, 0x10000, PROT_READ) < 0)
# | exit (2);
# | /* Install the SIGSEGV handler. */
# | sigemptyset(&action.sa_mask);
# | action.sa_sigaction = &sigsegv_handler;
# | action.sa_flags = SA_SIGINFO;
# | sigaction (SIGSEGV, &action, (struct sigaction *) NULL);
# | sigaction (SIGBUS, &action, (struct sigaction *) NULL);
# | /* The first write access should invoke the handler and then complete. */
# | crasher (page);
# | /* The second write access should not invoke the handler. */
# | crasher (page);
# | /* Check that the handler was called only once. */
# | if (handler_called != 1)
# | exit (1);
# | /* Test passed! */
# | return 0;
# | }
# configure:13779: result: no
# configure:13788: checking whether a fault handler according to MacOSX/Darwin5 PowerPC works
# configure:13924: clang -o conftest conftest.c >&5
# In file included from conftest.c:38:
# ././src/fault-macosdarwin5-powerpc.c:36:48: error: no member named 'sc_ir' in 'struct sigcontext'
# unsigned int instr = *((unsigned int *) scp->sc_ir);
# ~~~ ^
# ././src/fault-macosdarwin5-powerpc.c:37:48: error: no member named 'sc_regs' in 'struct sigcontext'
# unsigned int *regs = &((unsigned int *) scp->sc_regs)[2];
# ~~~ ^
# ././src/fault-macosdarwin5-powerpc.c:123:10: warning: cast to 'void *' from smaller integer type 'unsigned int' [-Wint-to-void-pointer-cast]
# return (void *) addr;
# ^
# 1 warning and 2 errors generated.
# configure:13924: $? = 1
# configure: program exited with status 1
# configure: failed program was:
# | /* confdefs.h */
# | #define PACKAGE_NAME ""
# | #define PACKAGE_TARNAME ""
# | #define PACKAGE_VERSION ""
# | #define PACKAGE_STRING ""
# | #define PACKAGE_BUGREPORT ""
# | #define PACKAGE_URL ""
# | #define PACKAGE "libsigsegv"
# | #define VERSION "2.10"
# | #define STDC_HEADERS 1
# | #define HAVE_SYS_TYPES_H 1
# | #define HAVE_SYS_STAT_H 1
# | #define HAVE_STDLIB_H 1
# | #define HAVE_STRING_H 1
# | #define HAVE_MEMORY_H 1
# | #define HAVE_STRINGS_H 1
# | #define HAVE_INTTYPES_H 1
# | #define HAVE_STDINT_H 1
# | #define HAVE_UNISTD_H 1
# | #define HAVE_DLFCN_H 1
# | #define LT_OBJDIR ".libs/"
# | #define HAVE_SYS_SIGNAL_H 1
# | #define CFG_SIGNALS "signals.h"
# | #define HAVE_UNISTD_H 1
# | #define HAVE_GETPAGESIZE 1
# | #define HAVE_SYSCONF_PAGESIZE 1
# | #define HAVE_MMAP_ANON 1
# | #define HAVE_MMAP_ANONYMOUS 1
# | #define HAVE_MMAP_DEVZERO 1
# | /* end confdefs.h. */
# |
# |
# | #include
# | #include
# | #if HAVE_SYS_SIGNAL_H
# | # include
# | #endif
# | #include "./src/fault-macosdarwin5-powerpc.c"
# | #include
# | #include
# | #if HAVE_MMAP_DEVZERO
# | # include
# | # ifndef MAP_FILE
# | # define MAP_FILE 0
# | # endif
# | #endif
# | #ifndef PROT_NONE
# | # define PROT_NONE 0
# | #endif
# | #if HAVE_MMAP_ANON
# | # define zero_fd -1
# | # define map_flags MAP_ANON | MAP_PRIVATE
# | #elif HAVE_MMAP_ANONYMOUS
# | # define zero_fd -1
# | # define map_flags MAP_ANONYMOUS | MAP_PRIVATE
# | #elif HAVE_MMAP_DEVZERO
# | static int zero_fd;
# | # define map_flags MAP_FILE | MAP_PRIVATE
# | #endif
# | #if defined __linux__ && (defined __s390__ || defined __s390x__)
# | # define SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS (0x1000UL - 1)
# | #else
# | # define SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS 0UL
# | #endif
# | unsigned long page;
# | int handler_called = 0;
# | void sigsegv_handler (int sig, int code, struct sigcontext *scp)
# | {
# | void *fault_address = (void *) (get_fault_addr (scp));
# | handler_called++;
# | if (handler_called == 10)
# | exit (4);
# | if (fault_address
# | != (void*)((page + 0x678) & ~SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS))
# | exit (3);
# | if (mprotect ((void *) page, 0x10000, PROT_READ | PROT_WRITE) < 0)
# | exit (2);
# | }
# | void crasher (unsigned long p)
# | {
# | *(int *) (p + 0x678) = 42;
# | }
# | int main ()
# | {
# | void *p;
# | struct sigaction action;
# | /* Preparations. */
# | #if !HAVE_MMAP_ANON && !HAVE_MMAP_ANONYMOUS && HAVE_MMAP_DEVZERO
# | zero_fd = open ("/dev/zero", O_RDONLY, 0644);
# | #endif
# | /* Setup some mmaped memory. */
# | #ifdef __hpux
# | /* HP-UX 10 mmap() often fails when given a hint. So give the OS complete
# | freedom about the address range. */
# | p = mmap ((void *) 0, 0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
# | #else
# | p = mmap ((void *) 0x12340000, 0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
# | #endif
# | if (p == (void *)(-1))
# | exit (2);
# | page = (unsigned long) p;
# | /* Make it read-only. */
# | if (mprotect ((void *) page, 0x10000, PROT_READ) < 0)
# | exit (2);
# | /* Install the SIGSEGV handler. */
# | sigemptyset(&action.sa_mask);
# |
# | action.sa_handler = (void (*) (int)) &sigsegv_handler;
# | action.sa_flags = 0;
# |
# | sigaction (SIGSEGV, &action, (struct sigaction *) NULL);
# | sigaction (SIGBUS, &action, (struct sigaction *) NULL);
# | /* The first write access should invoke the handler and then complete. */
# | crasher (page);
# | /* The second write access should not invoke the handler. */
# | crasher (page);
# | /* Check that the handler was called only once. */
# | if (handler_called != 1)
# | exit (1);
# | /* Test passed! */
# | return 0;
# | }
# configure:13935: result: no
# configure:13944: checking whether a fault handler according to Hurd works
# configure:14080: clang -o conftest conftest.c >&5
# conftest.c:69:25: warning: cast to 'void *' from smaller integer type 'int' [-Wint-to-void-pointer-cast]
# void *fault_address = (void *) (code);
# ^
# 1 warning generated.
# configure:14080: $? = 0
# configure:14080: ./conftest
# configure:14080: $? = 3
# configure: program exited with status 3
# configure: failed program was:
# | /* confdefs.h */
# | #define PACKAGE_NAME ""
# | #define PACKAGE_TARNAME ""
# | #define PACKAGE_VERSION ""
# | #define PACKAGE_STRING ""
# | #define PACKAGE_BUGREPORT ""
# | #define PACKAGE_URL ""
# | #define PACKAGE "libsigsegv"
# | #define VERSION "2.10"
# | #define STDC_HEADERS 1
# | #define HAVE_SYS_TYPES_H 1
# | #define HAVE_SYS_STAT_H 1
# | #define HAVE_STDLIB_H 1
# | #define HAVE_STRING_H 1
# | #define HAVE_MEMORY_H 1
# | #define HAVE_STRINGS_H 1
# | #define HAVE_INTTYPES_H 1
# | #define HAVE_STDINT_H 1
# | #define HAVE_UNISTD_H 1
# | #define HAVE_DLFCN_H 1
# | #define LT_OBJDIR ".libs/"
# | #define HAVE_SYS_SIGNAL_H 1
# | #define CFG_SIGNALS "signals.h"
# | #define HAVE_UNISTD_H 1
# | #define HAVE_GETPAGESIZE 1
# | #define HAVE_SYSCONF_PAGESIZE 1
# | #define HAVE_MMAP_ANON 1
# | #define HAVE_MMAP_ANONYMOUS 1
# | #define HAVE_MMAP_DEVZERO 1
# | /* end confdefs.h. */
# |
# |
# | #include
# | #include
# | #if HAVE_SYS_SIGNAL_H
# | # include
# | #endif
# |
# | #include
# | #include
# | #if HAVE_MMAP_DEVZERO
# | # include
# | # ifndef MAP_FILE
# | # define MAP_FILE 0
# | # endif
# | #endif
# | #ifndef PROT_NONE
# | # define PROT_NONE 0
# | #endif
# | #if HAVE_MMAP_ANON
# | # define zero_fd -1
# | # define map_flags MAP_ANON | MAP_PRIVATE
# | #elif HAVE_MMAP_ANONYMOUS
# | # define zero_fd -1
# | # define map_flags MAP_ANONYMOUS | MAP_PRIVATE
# | #elif HAVE_MMAP_DEVZERO
# | static int zero_fd;
# | # define map_flags MAP_FILE | MAP_PRIVATE
# | #endif
# | #if defined __linux__ && (defined __s390__ || defined __s390x__)
# | # define SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS (0x1000UL - 1)
# | #else
# | # define SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS 0UL
# | #endif
# | unsigned long page;
# | int handler_called = 0;
# | void sigsegv_handler (int sig, int code, struct sigcontext *scp)
# | {
# | void *fault_address = (void *) (code);
# | handler_called++;
# | if (handler_called == 10)
# | exit (4);
# | if (fault_address
# | != (void*)((page + 0x678) & ~SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS))
# | exit (3);
# | if (mprotect ((void *) page, 0x10000, PROT_READ | PROT_WRITE) < 0)
# | exit (2);
# | }
# | void crasher (unsigned long p)
# | {
# | *(int *) (p + 0x678) = 42;
# | }
# | int main ()
# | {
# | void *p;
# | struct sigaction action;
# | /* Preparations. */
# | #if !HAVE_MMAP_ANON && !HAVE_MMAP_ANONYMOUS && HAVE_MMAP_DEVZERO
# | zero_fd = open ("/dev/zero", O_RDONLY, 0644);
# | #endif
# | /* Setup some mmaped memory. */
# | #ifdef __hpux
# | /* HP-UX 10 mmap() often fails when given a hint. So give the OS complete
# | freedom about the address range. */
# | p = mmap ((void *) 0, 0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
# | #else
# | p = mmap ((void *) 0x12340000, 0x10000, PROT_READ | PROT_WRITE, map_flags, zero_fd, 0);
# | #endif
# | if (p == (void *)(-1))
# | exit (2);
# | page = (unsigned long) p;
# | /* Make it read-only. */
# | if (mprotect ((void *) page, 0x10000, PROT_READ) < 0)
# | exit (2);
# | /* Install the SIGSEGV handler. */
# | sigemptyset(&action.sa_mask);
# |
# | action.sa_handler = (void (*) (int)) &sigsegv_handler;
# | action.sa_flags = 0;
# |
# | sigaction (SIGSEGV, &action, (struct sigaction *) NULL);
# | sigaction (SIGBUS, &action, (struct sigaction *) NULL);
# | /* The first write access should invoke the handler and then complete. */
# | crasher (page);
# | /* The second write access should not invoke the handler. */
# | crasher (page);
# | /* Check that the handler was called only once. */
# | if (handler_called != 1)
# | exit (1);
# | /* Test passed! */
# | return 0;
# | }
# configure:14091: result: no
# configure:14207: checking ucontext.h usability
# configure:14207: clang -c conftest.c >&5
# configure:14207: $? = 0
# configure:14207: result: yes
# configure:14207: checking ucontext.h presence
# configure:14207: clang -E conftest.c
# configure:14207: $? = 0
# configure:14207: result: yes
# configure:14207: checking for ucontext.h
# configure:14207: result: yes
# configure:14445: checking for the fault handler specifics
# configure:14456: result: fault-linux-i386.h
# configure:14481: checking if the system supports catching SIGSEGV
# configure:14483: result: yes
# configure:14496: checking for stack direction
# configure:14593: result: grows down
# configure:14604: checking for PIOCMAP in sys/procfs.h
# configure:14621: clang -o conftest conftest.c >&5
# conftest.c:39:9: error: use of undeclared identifier 'PIOCNMAP'
# int x = PIOCNMAP + PIOCMAP; prmap_t y;
# ^
# conftest.c:39:20: error: use of undeclared identifier 'PIOCMAP'
# int x = PIOCNMAP + PIOCMAP; prmap_t y;
# ^
# conftest.c:39:29: error: use of undeclared identifier 'prmap_t'
# int x = PIOCNMAP + PIOCMAP; prmap_t y;
# ^
# 3 errors generated.
# configure:14621: $? = 1
# configure: failed program was:
# | /* confdefs.h */
# | #define PACKAGE_NAME ""
# | #define PACKAGE_TARNAME ""
# | #define PACKAGE_VERSION ""
# | #define PACKAGE_STRING ""
# | #define PACKAGE_BUGREPORT ""
# | #define PACKAGE_URL ""
# | #define PACKAGE "libsigsegv"
# | #define VERSION "2.10"
# | #define STDC_HEADERS 1
# | #define HAVE_SYS_TYPES_H 1
# | #define HAVE_SYS_STAT_H 1
# | #define HAVE_STDLIB_H 1
# | #define HAVE_STRING_H 1
# | #define HAVE_MEMORY_H 1
# | #define HAVE_STRINGS_H 1
# | #define HAVE_INTTYPES_H 1
# | #define HAVE_STDINT_H 1
# | #define HAVE_UNISTD_H 1
# | #define HAVE_DLFCN_H 1
# | #define LT_OBJDIR ".libs/"
# | #define HAVE_SYS_SIGNAL_H 1
# | #define CFG_SIGNALS "signals.h"
# | #define HAVE_UNISTD_H 1
# | #define HAVE_GETPAGESIZE 1
# | #define HAVE_SYSCONF_PAGESIZE 1
# | #define HAVE_MMAP_ANON 1
# | #define HAVE_MMAP_ANONYMOUS 1
# | #define HAVE_MMAP_DEVZERO 1
# | #define HAVE_UCONTEXT_H 1
# | #define CFG_FAULT "fault-linux-i386.h"
# | #define CFG_MACHFAULT "fault-none.h"
# | #define STACK_DIRECTION -1
# | /* end confdefs.h. */
# | #include
# | int
# | main ()
# | {
# | int x = PIOCNMAP + PIOCMAP; prmap_t y;
# | ;
# | return 0;
# | }
# configure:14630: result: no
# configure:14635: checking for mquery
# configure:14635: clang -o conftest conftest.c >&5
# /tmp/conftest-d0e536.o: In function `main':
# conftest.c:(.text+0x12): undefined reference to `mquery'
# clang-3.8: error: linker command failed with exit code 1 (use -v to see invocation)
# configure:14635: $? = 1
# configure: failed program was:
# | /* confdefs.h */
# | #define PACKAGE_NAME ""
# | #define PACKAGE_TARNAME ""
# | #define PACKAGE_VERSION ""
# | #define PACKAGE_STRING ""
# | #define PACKAGE_BUGREPORT ""
# | #define PACKAGE_URL ""
# | #define PACKAGE "libsigsegv"
# | #define VERSION "2.10"
# | #define STDC_HEADERS 1
# | #define HAVE_SYS_TYPES_H 1
# | #define HAVE_SYS_STAT_H 1
# | #define HAVE_STDLIB_H 1
# | #define HAVE_STRING_H 1
# | #define HAVE_MEMORY_H 1
# | #define HAVE_STRINGS_H 1
# | #define HAVE_INTTYPES_H 1
# | #define HAVE_STDINT_H 1
# | #define HAVE_UNISTD_H 1
# | #define HAVE_DLFCN_H 1
# | #define LT_OBJDIR ".libs/"
# | #define HAVE_SYS_SIGNAL_H 1
# | #define CFG_SIGNALS "signals.h"
# | #define HAVE_UNISTD_H 1
# | #define HAVE_GETPAGESIZE 1
# | #define HAVE_SYSCONF_PAGESIZE 1
# | #define HAVE_MMAP_ANON 1
# | #define HAVE_MMAP_ANONYMOUS 1
# | #define HAVE_MMAP_DEVZERO 1
# | #define HAVE_UCONTEXT_H 1
# | #define CFG_FAULT "fault-linux-i386.h"
# | #define CFG_MACHFAULT "fault-none.h"
# | #define STACK_DIRECTION -1
# | /* end confdefs.h. */
# | /* Define mquery to an innocuous variant, in case declares mquery.
# | For example, HP-UX 11i declares gettimeofday. */
# | #define mquery innocuous_mquery
# |
# | /* System header to define __stub macros and hopefully few prototypes,
# | which can conflict with char mquery (); below.
# | Prefer to if __STDC__ is defined, since
# | exists even on freestanding compilers. */
# |
# | #ifdef __STDC__
# | # include
# | #else
# | # include
# | #endif
# |
# | #undef mquery
# |
# | /* Override any GCC internal prototype to avoid an error.
# | Use char because int might match the return type of a GCC
# | builtin and then its argument prototype would still apply. */
# | #ifdef __cplusplus
# | extern "C"
# | #endif
# | char mquery ();
# | /* The GNU C library defines this for functions which it implements
# | to always fail with ENOSYS. Some functions are actually named
# | something starting with __ and the normal name is an alias. */
# | #if defined __stub_mquery || defined __stub___mquery
# | choke me
# | #endif
# |
# | int
# | main ()
# | {
# | return mquery ();
# | ;
# | return 0;
# | }
# configure:14635: result: no
# configure:14635: checking for mincore
# configure:14635: clang -o conftest conftest.c >&5
# configure:14635: $? = 0
# configure:14635: result: yes
# configure:14681: checking for getrlimit
# configure:14681: clang -o conftest conftest.c >&5
# configure:14681: $? = 0
# configure:14681: result: yes
# configure:14681: checking for setrlimit
# configure:14681: clang -o conftest conftest.c >&5
# configure:14681: $? = 0
# configure:14681: result: yes
# configure:14697: checking for sigaltstack
# configure:14697: clang -o conftest conftest.c >&5
# configure:14697: $? = 0
# configure:14697: result: yes
# configure:14708: checking for stack_t
# configure:14708: clang -c conftest.c >&5
# configure:14708: $? = 0
# configure:14708: clang -c conftest.c >&5
# conftest.c:51:22: error: expected expression
# if (sizeof ((stack_t)))
# ^
# 1 error generated.
# configure:14708: $? = 1
# configure: failed program was:
# | /* confdefs.h */
# | #define PACKAGE_NAME ""
# | #define PACKAGE_TARNAME ""
# | #define PACKAGE_VERSION ""
# | #define PACKAGE_STRING ""
# | #define PACKAGE_BUGREPORT ""
# | #define PACKAGE_URL ""
# | #define PACKAGE "libsigsegv"
# | #define VERSION "2.10"
# | #define STDC_HEADERS 1
# | #define HAVE_SYS_TYPES_H 1
# | #define HAVE_SYS_STAT_H 1
# | #define HAVE_STDLIB_H 1
# | #define HAVE_STRING_H 1
# | #define HAVE_MEMORY_H 1
# | #define HAVE_STRINGS_H 1
# | #define HAVE_INTTYPES_H 1
# | #define HAVE_STDINT_H 1
# | #define HAVE_UNISTD_H 1
# | #define HAVE_DLFCN_H 1
# | #define LT_OBJDIR ".libs/"
# | #define HAVE_SYS_SIGNAL_H 1
# | #define CFG_SIGNALS "signals.h"
# | #define HAVE_UNISTD_H 1
# | #define HAVE_GETPAGESIZE 1
# | #define HAVE_SYSCONF_PAGESIZE 1
# | #define HAVE_MMAP_ANON 1
# | #define HAVE_MMAP_ANONYMOUS 1
# | #define HAVE_MMAP_DEVZERO 1
# | #define HAVE_UCONTEXT_H 1
# | #define CFG_FAULT "fault-linux-i386.h"
# | #define CFG_MACHFAULT "fault-none.h"
# | #define STACK_DIRECTION -1
# | #define HAVE_MINCORE 1
# | #define HAVE_STACKVMA 1
# | #define CFG_STACKVMA "stackvma-linux.c"
# | #define HAVE_GETRLIMIT 1
# | #define HAVE_SETRLIMIT 1
# | #define HAVE_SIGALTSTACK 1
# | /* end confdefs.h. */
# |
# | #include
# | #if HAVE_SYS_SIGNAL_H
# | # include
# | #endif
# |
# |
# | int
# | main ()
# | {
# | if (sizeof ((stack_t)))
# | return 0;
# | ;
# | return 0;
# | }
# configure:14708: result: yes
# configure:14726: checking for working sigaltstack
# configure:14850: clang -o conftest conftest.c >&5
# configure:14850: $? = 0
# configure:14850: ./conftest
# configure:14850: $? = 0
# configure:14866: result: yes
# configure:14873: checking for correct stack_t interpretation
# configure:14937: clang -o conftest conftest.c >&5
# configure:14937: $? = 0
# configure:14937: ./conftest
# configure:14937: $? = 0
# configure:14948: result: yes
# configure:14974: checking whether a signal handler can be left through longjmp
# configure:15063: clang -o conftest conftest.c >&5
# configure:15063: $? = 0
# configure:15063: ./conftest
# configure:15063: $? = 0
# configure:15074: result: yes
# configure:15082: checking whether a signal handler can be left through longjmp and sigaltstack
# configure:15181: clang -o conftest conftest.c >&5
# configure:15181: $? = 0
# configure:15181: ./conftest
# configure:15181: $? = 0
# configure:15192: result: yes
# configure:15200: checking whether a signal handler can be left through longjmp and setcontext
# configure:15304: clang -o conftest conftest.c >&5
# configure:15304: $? = 0
# configure:15304: ./conftest
# configure:15304: $? = 0
# configure:15315: result: yes
# configure:15337: checking whether a signal handler can be left through siglongjmp
# configure:15424: clang -o conftest conftest.c >&5
# configure:15424: $? = 0
# configure:15424: ./conftest
# configure:15424: $? = 0
# configure:15435: result: yes
# configure:15443: checking whether a signal handler can be left through siglongjmp and sigaltstack
# configure:15540: clang -o conftest conftest.c >&5
# configure:15540: $? = 0
# configure:15540: ./conftest
# configure:15540: $? = 0
# configure:15551: result: yes
# configure:15559: checking whether a signal handler can be left through siglongjmp and setcontext
# configure:15661: clang -o conftest conftest.c >&5
# configure:15661: $? = 0
# configure:15661: ./conftest
# configure:15661: $? = 0
# configure:15672: result: yes
# configure:15711: checking if the system supports catching stack overflow
# configure:15798: result: yes
# configure:15932: checking for uintptr_t
# configure:15932: clang -c conftest.c >&5
# configure:15932: $? = 0
# configure:15932: clang -c conftest.c >&5
# conftest.c:80:24: error: expected expression
# if (sizeof ((uintptr_t)))
# ^
# 1 error generated.
# configure:15932: $? = 1
# configure: failed program was:
# | /* confdefs.h */
# | #define PACKAGE_NAME ""
# | #define PACKAGE_TARNAME ""
# | #define PACKAGE_VERSION ""
# | #define PACKAGE_STRING ""
# | #define PACKAGE_BUGREPORT ""
# | #define PACKAGE_URL ""
# | #define PACKAGE "libsigsegv"
# | #define VERSION "2.10"
# | #define STDC_HEADERS 1
# | #define HAVE_SYS_TYPES_H 1
# | #define HAVE_SYS_STAT_H 1
# | #define HAVE_STDLIB_H 1
# | #define HAVE_STRING_H 1
# | #define HAVE_MEMORY_H 1
# | #define HAVE_STRINGS_H 1
# | #define HAVE_INTTYPES_H 1
# | #define HAVE_STDINT_H 1
# | #define HAVE_UNISTD_H 1
# | #define HAVE_DLFCN_H 1
# | #define LT_OBJDIR ".libs/"
# | #define HAVE_SYS_SIGNAL_H 1
# | #define CFG_SIGNALS "signals.h"
# | #define HAVE_UNISTD_H 1
# | #define HAVE_GETPAGESIZE 1
# | #define HAVE_SYSCONF_PAGESIZE 1
# | #define HAVE_MMAP_ANON 1
# | #define HAVE_MMAP_ANONYMOUS 1
# | #define HAVE_MMAP_DEVZERO 1
# | #define HAVE_UCONTEXT_H 1
# | #define CFG_FAULT "fault-linux-i386.h"
# | #define CFG_MACHFAULT "fault-none.h"
# | #define STACK_DIRECTION -1
# | #define HAVE_MINCORE 1
# | #define HAVE_STACKVMA 1
# | #define CFG_STACKVMA "stackvma-linux.c"
# | #define HAVE_GETRLIMIT 1
# | #define HAVE_SETRLIMIT 1
# | #define HAVE_SIGALTSTACK 1
# | #define HAVE_WORKING_SIGALTSTACK 1
# | #define CFG_LEAVE "leave-nop.c"
# | #define CFG_HANDLER "handler-unix.c"
# | /* end confdefs.h. */
# | #include
# | #ifdef HAVE_SYS_TYPES_H
# | # include
# | #endif
# | #ifdef HAVE_SYS_STAT_H
# | # include
# | #endif
# | #ifdef STDC_HEADERS
# | # include
# | # include
# | #else
# | # ifdef HAVE_STDLIB_H
# | # include
# | # endif
# | #endif
# | #ifdef HAVE_STRING_H
# | # if !defined STDC_HEADERS && defined HAVE_MEMORY_H
# | # include
# | # endif
# | # include
# | #endif
# | #ifdef HAVE_STRINGS_H
# | # include
# | #endif
# | #ifdef HAVE_INTTYPES_H
# | # include
# | #endif
# | #ifdef HAVE_STDINT_H
# | # include
# | #endif
# | #ifdef HAVE_UNISTD_H
# | # include
# | #endif
# | int
# | main ()
# | {
# | if (sizeof ((uintptr_t)))
# | return 0;
# | ;
# | return 0;
# | }
# configure:15932: result: yes
# configure:15972: checking whether to activate relocatable installation
# configure:15987: result: no
# configure:16133: creating ./config.status
#
# ## ---------------------- ##
# ## Running config.status. ##
# ## ---------------------- ##
#
# This file was extended by config.status, which was
# generated by GNU Autoconf 2.68. Invocation command line was
#
# CONFIG_FILES =
# CONFIG_HEADERS =
# CONFIG_LINKS =
# CONFIG_COMMANDS =
# $ ./config.status
#
# on 0713cef7d819
#
# config.status:1125: creating Makefile
# config.status:1125: creating src/Makefile
# config.status:1125: creating src/sigsegv.h
# config.status:1125: creating tests/Makefile
# config.status:1125: creating config.h
# config.status:1354: executing depfiles commands
# config.status:1354: executing libtool commands
#
# ## ---------------- ##
# ## Cache variables. ##
# ## ---------------- ##
#
# ac_cv_build=x86_64-unknown-linux-gnu
# ac_cv_c_compiler_gnu=yes
# ac_cv_env_CC_set=set
# ac_cv_env_CC_value=clang
# ac_cv_env_CFLAGS_set=set
# ac_cv_env_CFLAGS_value=
# ac_cv_env_CPPFLAGS_set=set
# ac_cv_env_CPPFLAGS_value=
# ac_cv_env_CPP_set=
# ac_cv_env_CPP_value=
# ac_cv_env_LDFLAGS_set=set
# ac_cv_env_LDFLAGS_value=
# ac_cv_env_LIBS_set=
# ac_cv_env_LIBS_value=
# ac_cv_env_build_alias_set=
# ac_cv_env_build_alias_value=
# ac_cv_env_host_alias_set=set
# ac_cv_env_host_alias_value=x86_64-unknown-linux
# ac_cv_env_target_alias_set=
# ac_cv_env_target_alias_value=
# ac_cv_func_getrlimit=yes
# ac_cv_func_mincore=yes
# ac_cv_func_mquery=no
# ac_cv_func_setrlimit=yes
# ac_cv_func_sigaltstack=yes
# ac_cv_header_dlfcn_h=yes
# ac_cv_header_inttypes_h=yes
# ac_cv_header_memory_h=yes
# ac_cv_header_stdc=yes
# ac_cv_header_stdint_h=yes
# ac_cv_header_stdlib_h=yes
# ac_cv_header_string_h=yes
# ac_cv_header_strings_h=yes
# ac_cv_header_sys_signal_h=yes
# ac_cv_header_sys_stat_h=yes
# ac_cv_header_sys_types_h=yes
# ac_cv_header_ucontext_h=yes
# ac_cv_header_unistd_h=yes
# ac_cv_host=x86_64-unknown-linux-gnu
# ac_cv_objext=o
# ac_cv_path_EGREP='/usr/bin/grep -E'
# ac_cv_path_FGREP='/usr/bin/grep -F'
# ac_cv_path_GREP=/usr/bin/grep
# ac_cv_path_SED=/usr/bin/sed
# ac_cv_path_install='/usr/bin/install -c'
# ac_cv_path_mkdir=/usr/bin/mkdir
# ac_cv_prog_AWK=gawk
# ac_cv_prog_CC=clang
# ac_cv_prog_CPP='clang -E'
# ac_cv_prog_STRIP=strip
# ac_cv_prog_ac_ct_AR=ar
# ac_cv_prog_ac_ct_OBJDUMP=objdump
# ac_cv_prog_ac_ct_RANLIB=ranlib
# ac_cv_prog_ac_ct_STRIP=strip
# ac_cv_prog_cc_c89=
# ac_cv_prog_cc_g=yes
# ac_cv_prog_make_make_set=yes
# ac_cv_type_stack_t=yes
# ac_cv_type_uintptr_t=yes
# am_cv_CC_dependencies_compiler_type=none
# lt_cv_ar_at_file=@
# lt_cv_archive_cmds_need_lc=no
# lt_cv_deplibs_check_method=pass_all
# lt_cv_file_magic_cmd='$MAGIC_CMD'
# lt_cv_file_magic_test_file=
# lt_cv_ld_reload_flag=-r
# lt_cv_nm_interface='BSD nm'
# lt_cv_objdir=.libs
# lt_cv_path_LD=/usr/bin/ld
# lt_cv_path_NM='/usr/bin/nm -B'
# lt_cv_path_mainfest_tool=no
# lt_cv_prog_compiler_c_o=yes
# lt_cv_prog_compiler_pic='-fPIC -DPIC'
# lt_cv_prog_compiler_pic_works=yes
# lt_cv_prog_compiler_rtti_exceptions=yes
# lt_cv_prog_compiler_static_works=yes
# lt_cv_prog_gnu_ld=yes
# lt_cv_sharedlib_from_linklib_cmd='printf %s\n'
# lt_cv_shlibpath_overrides_runpath=no
# lt_cv_sys_global_symbol_pipe='sed -n -e '\''s/^.*[ ]\([ABCDGIRSTW][ABCDGIRSTW]*\)[ ][ ]*\([_A-Za-z][_A-Za-z0-9]*\)$/\1 \2 \2/p'\'' | sed '\''/ __gnu_lto/d'\'''
# lt_cv_sys_global_symbol_to_c_name_address='sed -n -e '\''s/^: \([^ ]*\)[ ]*$/ {\"\1\", (void *) 0},/p'\'' -e '\''s/^[ABCDGIRSTW]* \([^ ]*\) \([^ ]*\)$/ {"\2", (void *) \&\2},/p'\'''
# lt_cv_sys_global_symbol_to_c_name_address_lib_prefix='sed -n -e '\''s/^: \([^ ]*\)[ ]*$/ {\"\1\", (void *) 0},/p'\'' -e '\''s/^[ABCDGIRSTW]* \([^ ]*\) \(lib[^ ]*\)$/ {"\2", (void *) \&\2},/p'\'' -e '\''s/^[ABCDGIRSTW]* \([^ ]*\) \([^ ]*\)$/ {"lib\2", (void *) \&\2},/p'\'''
# lt_cv_sys_global_symbol_to_cdecl='sed -n -e '\''s/^T .* \(.*\)$/extern int \1();/p'\'' -e '\''s/^[ABCDGIRSTW]* .* \(.*\)$/extern char \1;/p'\'''
# lt_cv_sys_max_cmd_len=1572864
# lt_cv_to_host_file_cmd=func_convert_file_noop
# lt_cv_to_tool_file_cmd=func_convert_file_noop
# sv_cv_fault_aix=no
# sv_cv_fault_bsd=no
# sv_cv_fault_hpux_hppa=no
# sv_cv_fault_hurd=no
# sv_cv_fault_include=fault-linux-i386.h
# sv_cv_fault_irix=no
# sv_cv_fault_linux_hppa=no
# sv_cv_fault_linux_i386=no
# sv_cv_fault_linux_i386_old=no
# sv_cv_fault_linux_m68k=no
# sv_cv_fault_linux_powerpc=no
# sv_cv_fault_macosdarwin5_ppc=no
# sv_cv_fault_macosdarwin7_ppc=no
# sv_cv_fault_netbsd_alpha=no
# sv_cv_fault_osf_alpha=no
# sv_cv_fault_posix=yes
# sv_cv_func_getpagesize=yes
# sv_cv_func_mmap_anon=yes
# sv_cv_func_mmap_anonymous=yes
# sv_cv_func_mmap_devzero=yes
# sv_cv_func_sysconf_pagesize=yes
# sv_cv_have_sigsegv_recovery=yes
# sv_cv_have_stack_overflow_recovery=yes
# sv_cv_host=x86_64-unknown-linux4.10.6-gnu-glibc2.23
# sv_cv_leave_handler_longjmp=yes
# sv_cv_leave_handler_longjmp_setcontext=yes
# sv_cv_leave_handler_longjmp_sigaltstack=yes
# sv_cv_leave_handler_siglongjmp=yes
# sv_cv_leave_handler_siglongjmp_setcontext=yes
# sv_cv_leave_handler_siglongjmp_sigaltstack=yes
# sv_cv_macro_pagesize=no
# sv_cv_procfsvma=no
# sv_cv_sigaltstack=yes
# sv_cv_sigaltstack_low_base=yes
# sv_cv_stack_direction=-1
# sv_cv_stack_direction_msg='grows down'
#
# ## ----------------- ##
# ## Output variables. ##
# ## ----------------- ##
#
# ACLOCAL='${SHELL} /tmp/libsigsegv/src/libsigsegv-2.10/build-aux/missing --run aclocal-1.11'
# AMDEPBACKSLASH='\'
# AMDEP_FALSE='#'
# AMDEP_TRUE=''
# AMTAR='${SHELL} /tmp/libsigsegv/src/libsigsegv-2.10/build-aux/missing --run tar'
# AR='ar'
# AUTOCONF='${SHELL} /tmp/libsigsegv/src/libsigsegv-2.10/build-aux/missing --run autoconf'
# AUTOHEADER='${SHELL} /tmp/libsigsegv/src/libsigsegv-2.10/build-aux/missing --run autoheader'
# AUTOMAKE='${SHELL} /tmp/libsigsegv/src/libsigsegv-2.10/build-aux/missing --run automake-1.11'
# AWK='gawk'
# CC='clang'
# CCDEPMODE='depmode=none'
# CFG_HANDLER='handler-unix.c'
# CFG_LEAVE='leave-nop.c'
# CFG_STACKVMA='stackvma-linux.c'
# CFLAGS=''
# CPP='clang -E'
# CPPFLAGS=''
# CYGPATH_W='echo'
# CYGWIN_FALSE=''
# CYGWIN_TRUE='#'
# DEFS='-DHAVE_CONFIG_H'
# DEPDIR='.deps'
# DLLTOOL='false'
# DSYMUTIL=''
# DUMPBIN=''
# ECHO_C=''
# ECHO_N='-n'
# ECHO_T=''
# EGREP='/usr/bin/grep -E'
# ENABLE_EFAULT_FALSE=''
# ENABLE_EFAULT_TRUE='#'
# EXEEXT=''
# FAULT_CONTEXT='ucontext_t'
# FAULT_CONTEXT_INCLUDE='#include '
# FGREP='/usr/bin/grep -F'
# GREP='/usr/bin/grep'
# HAVE_SIGSEGV_RECOVERY='1'
# HAVE_STACK_OVERFLOW_RECOVERY='1'
# INSTALL_DATA='${INSTALL} -m 644'
# INSTALL_PROGRAM='${INSTALL}'
# INSTALL_SCRIPT='${INSTALL}'
# INSTALL_STRIP_PROGRAM='$(install_sh) -c -s'
# LD='/usr/bin/ld -m elf_x86_64'
# LDFLAGS=''
# LIBOBJS=''
# LIBS=''
# LIBTOOL='$(SHELL) $(top_builddir)/libtool'
# LIPO=''
# LN_S='ln -s'
# LTLIBOBJS=''
# MAKEINFO='${SHELL} /tmp/libsigsegv/src/libsigsegv-2.10/build-aux/missing --run makeinfo'
# MANIFEST_TOOL=':'
# MKDIR_P='/usr/bin/mkdir -p'
# NM='/usr/bin/nm -B'
# NMEDIT=''
# OBJDUMP='objdump'
# OBJEXT='o'
# OTOOL64=''
# OTOOL=''
# PACKAGE='libsigsegv'
# PACKAGE_BUGREPORT=''
# PACKAGE_NAME=''
# PACKAGE_STRING=''
# PACKAGE_TARNAME=''
# PACKAGE_URL=''
# PACKAGE_VERSION=''
# PATH_SEPARATOR=':'
# PLATFORM='x86_64-unknown-linux4.10.6-gnu-glibc2.23'
# RANLIB='ranlib'
# RELOCATABLE='no'
# SED='/usr/bin/sed'
# SET_MAKE=''
# SHELL='/bin/sh'
# STRIP='strip'
# VERSION='2.10'
# ac_ct_AR='ar'
# ac_ct_CC=''
# ac_ct_DUMPBIN=''
# am__EXEEXT_FALSE=''
# am__EXEEXT_TRUE='#'
# am__fastdepCC_FALSE=''
# am__fastdepCC_TRUE='#'
# am__include='include'
# am__isrc=''
# am__leading_dot='.'
# am__quote=''
# am__tar='${AMTAR} chf - --owner=root --group=root "$$tardir"'
# am__untar='${AMTAR} xf -'
# bindir='${exec_prefix}/bin'
# build='x86_64-unknown-linux-gnu'
# build_alias=''
# build_cpu='x86_64'
# build_os='linux-gnu'
# build_vendor='unknown'
# datadir='${datarootdir}'
# datarootdir='${prefix}/share'
# docdir='${datarootdir}/doc/${PACKAGE}'
# dvidir='${docdir}'
# exec_prefix='${prefix}'
# host='x86_64-unknown-linux-gnu'
# host_alias='x86_64-unknown-linux'
# host_cpu='x86_64'
# host_os='linux-gnu'
# host_vendor='unknown'
# htmldir='${docdir}'
# includedir='${prefix}/include'
# infodir='${datarootdir}/info'
# install_sh='${SHELL} /tmp/libsigsegv/src/libsigsegv-2.10/build-aux/install-sh'
# libdir='${exec_prefix}/lib'
# libexecdir='${exec_prefix}/libexec'
# localedir='${datarootdir}/locale'
# localstatedir='${prefix}/var'
# mandir='${datarootdir}/man'
# mkdir_p='/usr/bin/mkdir -p'
# oldincludedir='/usr/include'
# pdfdir='${docdir}'
# prefix='/usr'
# program_transform_name='s,x,x,'
# psdir='${docdir}'
# sbindir='${exec_prefix}/sbin'
# sharedstatedir='${prefix}/com'
# sysconfdir='${prefix}/etc'
# target_alias=''
#
# ## ----------- ##
# ## confdefs.h. ##
# ## ----------- ##
#
# /* confdefs.h */
# #define PACKAGE_NAME ""
# #define PACKAGE_TARNAME ""
# #define PACKAGE_VERSION ""
# #define PACKAGE_STRING ""
# #define PACKAGE_BUGREPORT ""
# #define PACKAGE_URL ""
# #define PACKAGE "libsigsegv"
# #define VERSION "2.10"
# #define STDC_HEADERS 1
# #define HAVE_SYS_TYPES_H 1
# #define HAVE_SYS_STAT_H 1
# #define HAVE_STDLIB_H 1
# #define HAVE_STRING_H 1
# #define HAVE_MEMORY_H 1
# #define HAVE_STRINGS_H 1
# #define HAVE_INTTYPES_H 1
# #define HAVE_STDINT_H 1
# #define HAVE_UNISTD_H 1
# #define HAVE_DLFCN_H 1
# #define LT_OBJDIR ".libs/"
# #define HAVE_SYS_SIGNAL_H 1
# #define CFG_SIGNALS "signals.h"
# #define HAVE_UNISTD_H 1
# #define HAVE_GETPAGESIZE 1
# #define HAVE_SYSCONF_PAGESIZE 1
# #define HAVE_MMAP_ANON 1
# #define HAVE_MMAP_ANONYMOUS 1
# #define HAVE_MMAP_DEVZERO 1
# #define HAVE_UCONTEXT_H 1
# #define CFG_FAULT "fault-linux-i386.h"
# #define CFG_MACHFAULT "fault-none.h"
# #define STACK_DIRECTION -1
# #define HAVE_MINCORE 1
# #define HAVE_STACKVMA 1
# #define CFG_STACKVMA "stackvma-linux.c"
# #define HAVE_GETRLIMIT 1
# #define HAVE_SETRLIMIT 1
# #define HAVE_SIGALTSTACK 1
# #define HAVE_WORKING_SIGALTSTACK 1
# #define CFG_LEAVE "leave-nop.c"
# #define CFG_HANDLER "handler-unix.c"
# #define HAVE_UINTPTR_T 1
#
# configure: exit 0