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##------------------------------------------------------------##
#
# The multiple-architecture stuff in this file is pretty
# cryptic. Read docs/internals/multiple-architectures.txt
# for at least a partial explanation of what is going on.
#
##------------------------------------------------------------##
# Process this file with autoconf to produce a configure script.
AC_INIT(Valgrind, 3.2.0.SVN, valgrind-users@lists.sourceforge.net)
AC_CONFIG_SRCDIR(coregrind/m_main.c)
AM_CONFIG_HEADER(config.h)
AM_INIT_AUTOMAKE
AM_MAINTAINER_MODE
# Where is VEX ?
# Nb: For the 2nd arg, the help string, AS_HELP_STRING is the proper way, but
# older autoconfs don't support it... here's what it would say:
#
# AS_HELP_STRING([--with-vex], [Vex directory]),
#
AC_ARG_WITH(vex,
[ --with-vex=/path/to/vex/dir Vex directory],
[
AC_CHECK_FILE($withval/pub/libvex.h,
[VEX_DIR=$withval],
[AC_MSG_ERROR([Directory '$withval' does not exist, or does not contain Vex])])
],
[
VEX_DIR='$(top_srcdir)/VEX'
])
AC_SUBST(VEX_DIR)
# "make distcheck" first builds a tarball, then extracts it.
# Then it creates a build directory different from the extracted sources
# (called _build), and issues
#
# ../configure $(DISTCHECK_CONFIGURE_FLAGS)
#
# and then builds, runs "make check", installs using DESTDIR, runs make
# installcheck, uninstalls, checks whether the installed base is empty
# again, then does yet another "make dist" and compares the resulting
# tarball with the one it started off with for identical content. Then it
# tests "make distclean" for no leftover files.
#
# So this line means: when doing "make dist", use the same --with-vex value
# that you used when running configure to configure this tree in the first
# place.
AC_SUBST([DISTCHECK_CONFIGURE_FLAGS], [--with-vex=$VEX_DIR])
# Checks for programs.
CFLAGS="-Wno-long-long"
AC_PROG_LN_S
AC_PROG_CC
##AM_PROG_CC_C_O
AC_PROG_CPP
AC_PROG_CXX
AC_PROG_RANLIB
# Check for the compiler support
if test "${GCC}" != "yes" ; then
AC_MSG_ERROR([Valgrind relies on GCC to be compiled])
fi
# figure out where perl lives
AC_PATH_PROG(PERL, perl)
# figure out where gdb lives
AC_PATH_PROG(GDB, gdb)
AC_DEFINE_UNQUOTED(GDB_PATH, "$GDB", [path to GDB])
# some older automake's don't have it so try something on our own
ifdef([AM_PROG_AS],[AM_PROG_AS],
[
AS="${CC}"
AC_SUBST(AS)
ASFLAGS=""
AC_SUBST(ASFLAGS)
])
# We don't want gcc < 3.0
AC_MSG_CHECKING([for a supported version of gcc])
gcc_version=`${CC} --version | head -n 1`
case "${gcc_version}" in
gcc-2.7.*)
AC_MSG_RESULT([no (${gcc_version})])
AC_MSG_ERROR([please use a recent (>= gcc-3.0) version of gcc])
;;
gcc-2.8.*)
AC_MSG_RESULT([no (${gcc_version})])
AC_MSG_ERROR([please use a recent (>= gcc-3.0) version of gcc])
;;
gcc-2.9*)
AC_MSG_RESULT([no (${gcc_version})])
AC_MSG_ERROR([please use a recent (>= gcc-3.0) version of gcc])
;;
*)
AC_MSG_RESULT([ok (${gcc_version})])
;;
esac
# Checks for the platform
AC_CANONICAL_HOST
AC_MSG_CHECKING([for a supported CPU])
AC_SUBST(VG_ARCH)
AC_SUBST(VG_ARCH_ALL)
VG_ARCH_ALL="amd64 ppc32 ppc64 x86"
AC_SUBST(VALT_LOAD_ADDRESS)
case "${host_cpu}" in
i?86)
AC_MSG_RESULT([ok (${host_cpu})])
VG_ARCH="x86"
valt_load_address_normal="0xb0000000"
valt_load_address_inner="0xa0000000"
;;
x86_64)
AC_MSG_RESULT([ok (${host_cpu})])
VG_ARCH="amd64"
# XXX: relocations under amd64's "small model" are 32-bit signed
# quantities; therefore going above 0x7fffffff doesn't work... this is
# a problem.
valt_load_address_normal="0x70000000"
valt_load_address_inner="0x60000000"
;;
powerpc64)
AC_MSG_RESULT([ok (${host_cpu})])
VG_ARCH="ppc64"
valt_load_address_normal="0x70000000"
valt_load_address_inner="0x60000000"
;;
powerpc)
AC_MSG_RESULT([ok (${host_cpu})])
VG_ARCH="ppc32"
valt_load_address_normal="0x70000000"
valt_load_address_inner="0x60000000"
;;
*)
AC_MSG_RESULT([no (${host_cpu})])
AC_MSG_ERROR([Unsupported host architecture. Sorry])
;;
esac
# Check if this should be built as an inner Valgrind, to be run within
# another Valgrind. Choose the load address accordingly.
AC_CACHE_CHECK([enable use as an inner Valgrind], vg_cv_inner,
[AC_ARG_ENABLE(inner, [ --enable-inner enables self-hosting],
[vg_cv_inner=$enableval],
[vg_cv_inner=no])])
if test "$vg_cv_inner" = yes; then
AC_DEFINE([ENABLE_INNER], 1, [configured to run as an inner Valgrind])
VALT_LOAD_ADDRESS=$valt_load_address_inner
else
VALT_LOAD_ADDRESS=$valt_load_address_normal
fi
AC_MSG_CHECKING([for a supported OS])
AC_SUBST(VG_OS)
case "${host_os}" in
*linux*)
AC_MSG_RESULT([ok (${host_os})])
VG_OS="linux"
# Ok, this is linux. Check the kernel version
AC_MSG_CHECKING([for the kernel version])
kernel=`uname -r`
case "${kernel}" in
2.6.*)
AC_MSG_RESULT([2.6 family (${kernel})])
AC_DEFINE([KERNEL_2_6], 1, [Define to 1 if you're using Linux 2.6.x])
;;
2.4.*)
AC_MSG_RESULT([2.4 family (${kernel})])
AC_DEFINE([KERNEL_2_4], 1, [Define to 1 if you're using Linux 2.4.x])
;;
*)
AC_MSG_RESULT([unsupported (${kernel})])
AC_MSG_ERROR([Valgrind works on kernels 2.4, 2.6])
;;
esac
;;
*freebsd*)
AC_MSG_RESULT([ok (${host_os})])
VG_OS="freebsd"
;;
*)
AC_MSG_RESULT([no (${host_os})])
AC_MSG_ERROR([Valgrind is operating system specific. Sorry. Please consider doing a port.])
;;
esac
# Establish VG_PLATFORM_PRI. This is the primary build target. The
# entire system, including regression and performance tests, will be
# built for this target.
#
# Also establish VG_PLATFORM_SEC, the secondary build target, if
# possible. The system will also be built for this target, but not
# the regression or performance tests.
#
AC_MSG_CHECKING([for a supported CPU/OS combination])
AC_SUBST(VG_PLATFORM_PRI)
AC_SUBST(VG_PLATFORM_SEC)
case "$VG_ARCH-$VG_OS" in
x86-linux)
VG_PLATFORM_PRI="X86_LINUX"
VG_PLATFORM_SEC=""
AC_MSG_RESULT([ok (${host_cpu}-${host_os})])
;;
amd64-linux)
VG_PLATFORM_PRI="AMD64_LINUX"
VG_PLATFORM_SEC="X86_LINUX"
AC_MSG_RESULT([ok (${host_cpu}-${host_os})])
;;
ppc32-linux)
VG_PLATFORM_PRI="PPC32_LINUX"
VG_PLATFORM_SEC=""
AC_MSG_RESULT([ok (${host_cpu}-${host_os})])
;;
ppc64-linux)
VG_PLATFORM_PRI="PPC64_LINUX"
VG_PLATFORM_SEC="PPC32_LINUX"
AC_MSG_RESULT([ok (${host_cpu}-${host_os})])
;;
*)
VG_PLATFORM_PRI="unknown"
VG_PLATFORM_SEC="unknown"
AC_MSG_RESULT([no (${host_cpu}-${host_os})])
AC_MSG_ERROR([Valgrind is platform specific. Sorry. Please consider doing a port.])
;;
esac
# Set up VG_<platform>. Either one or two of these become defined.
#
AM_CONDITIONAL(VG_X86_LINUX,
test x$VG_PLATFORM_PRI = xX86_LINUX \
-o x$VG_PLATFORM_SEC = xX86_LINUX)
AM_CONDITIONAL(VG_AMD64_LINUX,
test x$VG_PLATFORM_PRI = xAMD64_LINUX)
AM_CONDITIONAL(VG_PPC32_LINUX,
test x$VG_PLATFORM_PRI = xPPC32_LINUX \
-o x$VG_PLATFORM_SEC = xPPC32_LINUX)
AM_CONDITIONAL(VG_PPC64_LINUX,
test x$VG_PLATFORM_PRI = xPPC64_LINUX)
# This variable will collect the individual suppression files
# depending on the results of autoconf
DEFAULT_SUPP=""
AC_SUBST(DEFAULT_SUPP)
glibc=""
AC_EGREP_CPP([GLIBC_22], [
#include <features.h>
#ifdef __GNU_LIBRARY__
#if (__GLIBC__ == 2 && __GLIBC_MINOR__ == 2)
GLIBC_22
#endif
#endif
],
glibc="2.2")
AC_EGREP_CPP([GLIBC_23], [
#include <features.h>
#ifdef __GNU_LIBRARY__
#if (__GLIBC__ == 2 && __GLIBC_MINOR__ == 3)
GLIBC_23
#endif
#endif
],
glibc="2.3")
AC_EGREP_CPP([GLIBC_24], [
#include <features.h>
#ifdef __GNU_LIBRARY__
#if (__GLIBC__ == 2 && __GLIBC_MINOR__ == 4)
GLIBC_24
#endif
#endif
],
glibc="2.4")
AC_MSG_CHECKING([the glibc version])
case "${glibc}" in
2.2)
AC_MSG_RESULT(2.2 family)
AC_DEFINE([GLIBC_2_2], 1, [Define to 1 if you're using glibc 2.2.x])
DEFAULT_SUPP="glibc-2.2.supp ${DEFAULT_SUPP}"
;;
2.3)
AC_MSG_RESULT(2.3 family)
AC_DEFINE([GLIBC_2_3], 1, [Define to 1 if you're using glibc 2.3.x])
DEFAULT_SUPP="glibc-2.3.supp ${DEFAULT_SUPP}"
;;
2.4)
AC_MSG_RESULT(2.4 family)
AC_DEFINE([GLIBC_2_4], 1, [Define to 1 if you're using glibc 2.4.x])
DEFAULT_SUPP="glibc-2.4.supp ${DEFAULT_SUPP}"
;;
*)
AC_MSG_RESULT(unsupported version)
AC_MSG_ERROR([Valgrind requires glibc version 2.2, 2.3 or 2.4])
;;
esac
# We don't know how to detect the X client library version
# (detecting the server version is easy, bu no help). So we
# just use a hack: always include the suppressions for both
# versions 3 and 4.
AC_PATH_X
if test "${no_x}" != 'yes' ; then
DEFAULT_SUPP="xfree-4.supp ${DEFAULT_SUPP}"
DEFAULT_SUPP="xfree-3.supp ${DEFAULT_SUPP}"
fi
# does this compiler support -m32 ?
AC_MSG_CHECKING([if gcc accepts -m32])
safe_CFLAGS=$CFLAGS
CFLAGS="-m32"
AC_TRY_COMPILE(, [
int main () { return 0 ; }
],
[
FLAG_M32="-m32"
AC_MSG_RESULT([yes])
], [
FLAG_M32=""
AC_MSG_RESULT([no])
])
CFLAGS=$safe_CFLAGS
AC_SUBST(FLAG_M32)
# does this compiler support -m64 ?
AC_MSG_CHECKING([if gcc accepts -m64])
safe_CFLAGS=$CFLAGS
CFLAGS="-m64"
AC_TRY_COMPILE(, [
int main () { return 0 ; }
],
[
FLAG_M64="-m64"
AC_MSG_RESULT([yes])
], [
FLAG_M64=""
AC_MSG_RESULT([no])
])
CFLAGS=$safe_CFLAGS
AC_SUBST(FLAG_M64)
# does this compiler support -mmmx ?
AC_MSG_CHECKING([if gcc accepts -mmmx])
safe_CFLAGS=$CFLAGS
CFLAGS="-mmmx"
AC_TRY_COMPILE(, [
int main () { return 0 ; }
],
[
FLAG_MMMX="-mmmx"
AC_MSG_RESULT([yes])
], [
FLAG_MMMX=""
AC_MSG_RESULT([no])
])
CFLAGS=$safe_CFLAGS
AC_SUBST(FLAG_MMMX)
# does this compiler support -msse ?
AC_MSG_CHECKING([if gcc accepts -msse])
safe_CFLAGS=$CFLAGS
CFLAGS="-msse"
AC_TRY_COMPILE(, [
int main () { return 0 ; }
],
[
FLAG_MSSE="-msse"
AC_MSG_RESULT([yes])
], [
FLAG_MSSE=""
AC_MSG_RESULT([no])
])
CFLAGS=$safe_CFLAGS
AC_SUBST(FLAG_MSSE)
# does this compiler support -mpreferred-stack-boundary=2 ?
AC_MSG_CHECKING([if gcc accepts -mpreferred-stack-boundary])
safe_CFLAGS=$CFLAGS
CFLAGS="-mpreferred-stack-boundary=2"
AC_TRY_COMPILE(, [
int main () { return 0 ; }
],
[
PREFERRED_STACK_BOUNDARY="-mpreferred-stack-boundary=2"
AC_MSG_RESULT([yes])
], [
PREFERRED_STACK_BOUNDARY=""
AC_MSG_RESULT([no])
])
CFLAGS=$safe_CFLAGS
AC_SUBST(PREFERRED_STACK_BOUNDARY)
# does this compiler support -Wno-pointer-sign ?
AC_MSG_CHECKING([if gcc accepts -Wno-pointer-sign ])
safe_CFLAGS=$CFLAGS
CFLAGS="-Wno-pointer-sign"
AC_TRY_COMPILE(, [
int main () { return 0 ; }
],
[
no_pointer_sign=yes
AC_MSG_RESULT([yes])
], [
no_pointer_sign=no
AC_MSG_RESULT([no])
])
CFLAGS=$safe_CFLAGS
if test x$no_pointer_sign = xyes; then
CFLAGS="$CFLAGS -Wno-pointer-sign"
fi
# does this compiler support -Wdeclaration-after-statement ?
AC_MSG_CHECKING([if gcc accepts -Wdeclaration-after-statement ])
safe_CFLAGS=$CFLAGS
CFLAGS="-Wdeclaration-after-statement"
AC_TRY_COMPILE(, [
int main () { return 0 ; }
],
[
declaration_after_statement=yes
AC_MSG_RESULT([yes])
], [
declaration_after_statement=no
AC_MSG_RESULT([no])
])
CFLAGS=$safe_CFLAGS
if test x$declaration_after_statement = xyes; then
CFLAGS="$CFLAGS -Wdeclaration-after-statement"
fi
# does this compiler support __builtin_expect?
AC_MSG_CHECKING([if gcc supports __builtin_expect])
AC_TRY_LINK(, [
return __builtin_expect(1, 1) ? 1 : 0
],
[
ac_have_builtin_expect=yes
AC_MSG_RESULT([yes])
], [
ac_have_builtin_expect=no
AC_MSG_RESULT([no])
])
if test x$ac_have_builtin_expect = xyes ; then
AC_DEFINE(HAVE_BUILTIN_EXPECT, 1, [Define to 1 if gcc supports __builtin_expect.])
fi
# Check for TLS support in the compiler and linker
AC_CACHE_CHECK([for TLS support], vg_cv_tls,
[AC_ARG_ENABLE(tls, [ --enable-tls platform supports TLS],
[vg_cv_tls=$enableval],
[AC_RUN_IFELSE([AC_LANG_PROGRAM([[static __thread int foo;]],
[[return foo;]])],
[vg_cv_tls=yes],
[vg_cv_tls=no])])])
if test "$vg_cv_tls" = yes; then
AC_DEFINE([HAVE_TLS], 1, [can use __thread to define thread-local variables])
fi
# Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS([sys/endian.h endian.h mqueue.h])
# Checks for typedefs, structures, and compiler characteristics.
AC_TYPE_UID_T
AC_TYPE_OFF_T
AC_TYPE_SIZE_T
AC_HEADER_TIME
# Checks for library functions.
AC_FUNC_MEMCMP
AC_FUNC_MMAP
AC_TYPE_SIGNAL
AC_CHECK_FUNCS([floor memchr memset mkdir strchr strdup strpbrk strrchr strstr semtimedop])
AC_OUTPUT(
Makefile
valgrind.spec
valgrind.pc
docs/Makefile
docs/lib/Makefile
docs/images/Makefile
docs/internals/Makefile
docs/xml/Makefile
tests/Makefile
tests/vg_regtest
perf/Makefile
perf/vg_perf
include/Makefile
auxprogs/Makefile
coregrind/Makefile
addrcheck/Makefile
addrcheck/tests/Makefile
addrcheck/docs/Makefile
memcheck/Makefile
memcheck/tests/Makefile
memcheck/tests/amd64/Makefile
memcheck/tests/ppc32/Makefile
memcheck/tests/ppc64/Makefile
memcheck/tests/x86/Makefile
memcheck/docs/Makefile
cachegrind/Makefile
cachegrind/tests/Makefile
cachegrind/tests/amd64/Makefile
cachegrind/tests/ppc32/Makefile
cachegrind/tests/ppc64/Makefile
cachegrind/tests/x86/Makefile
cachegrind/docs/Makefile
cachegrind/cg_annotate
helgrind/Makefile
helgrind/tests/Makefile
helgrind/docs/Makefile
massif/Makefile
massif/hp2ps/Makefile
massif/tests/Makefile
massif/docs/Makefile
lackey/Makefile
lackey/tests/Makefile
lackey/docs/Makefile
none/Makefile
none/tests/Makefile
none/tests/amd64/Makefile
none/tests/ppc32/Makefile
none/tests/ppc64/Makefile
none/tests/x86/Makefile
none/docs/Makefile
)
cat<<EOF
Primary build target: ${VG_PLATFORM_PRI}
Secondary target: ${VG_PLATFORM_SEC}
Default supp files: ${DEFAULT_SUPP}
EOF
cat<<EOF > default.supp
# This is a generated file, composed of the following suppression rules:
#
# ${DEFAULT_SUPP}
#
EOF
for file in ${DEFAULT_SUPP} ; do
cat ${srcdir}/$file >> default.supp
done