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libunwind-eh_elf/configure.in
hp.com!davidm 09c959ad30 Fix merge conflict.
2005/02/24 23:28:02-08:00 hp.com!davidm
Fix merge-conflict.

2004/11/16 14:09:01-08:00 hp.com!davidm
Manual merge.

2004/11/05 00:14:10-08:00 hp.com!davidm
Fix merge conflict.

2004/11/03 13:57:00-08:00 hp.com!davidm
Merge.

2004/10/19 23:06:23-07:00 mostang.com!davidm
(pkg_minor): Switch to 99.
(pkg_extra): Switch to -alpha.
(CFLAGS): Add -fexceptions if we're compiling with GCC.  It's
	needed to get the proper unwind tables on platforms
	with DWARF unwind info (well, at least on x86 it's needed).

(Logical change 1.290)
2005-05-03 09:13:17 +00:00

132 lines
3.3 KiB
Text

define(pkg_major, 0)
define(pkg_minor, 99)
define(pkg_extra, -alpha)
define(pkg_maintainer, libunwind@linux.hpl.hp.com)
define(mkvers, $1.$2$3)
dnl Process this file with autoconf to produce a configure script.
AC_INIT(libunwind, mkvers(pkg_major, pkg_minor, pkg_extra), pkg_maintainer)
AC_CONFIG_SRCDIR(src/mi/backtrace.c)
AC_CONFIG_AUX_DIR(config)
AC_CANONICAL_SYSTEM
AM_INIT_AUTOMAKE([1.6 subdir-objects])
AM_MAINTAINER_MODE
AM_CONFIG_HEADER(include/config.h)
dnl Checks for programs.
AC_PROG_CC
AC_PROG_CXX
AC_PROG_INSTALL
AC_PROG_MAKE_SET
AM_PROG_LIBTOOL
AM_PROG_AS
AM_PROG_CC_C_O
dnl Checks for libraries.
AC_CHECK_LIB(uca, __uc_get_grs)
CHECK_ATOMIC_OPS
dnl Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS(asm/ptrace_offsets.h endian.h execinfo.h ia64intrin.h \
sys/uc_access.h unistd.h signal.h)
dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_C_INLINE
AC_TYPE_SIGNAL
AC_TYPE_SIZE_T
CPPFLAGS="${CPPFLAGS} -D_GNU_SOURCE"
if test x$enable_debug = xyes; then
CPPFLAGS="${CPPFLAGS} -DDEBUG"
else
CPPFLAGS="${CPPFLAGS} -DNDEBUG"
fi
AC_CHECK_MEMBERS([struct dl_phdr_info.dlpi_subs],,,[#include <link.h>])
AC_CHECK_TYPES([sighandler_t], [], [],
[$ac_includes_default
#if HAVE_SIGNAL_H
# include <signal.h>
#endif
])
dnl Checks for library functions.
AC_FUNC_MEMCMP
AC_TYPE_SIGNAL
AC_CHECK_FUNCS(dl_iterate_phdr dl_phdr_removals_counter dlmodinfo getunwind \
ttrace)
get_arch() {
case "$1" in
i?86) echo x86;;
hppa*) echo hppa;;
*) echo $1;;
esac
}
build_arch=`get_arch $build_cpu`
target_arch=`get_arch $target_cpu`
AM_CONDITIONAL(REMOTE_ONLY, test x$target_arch != x$build_arch)
AM_CONDITIONAL(ARCH_IA64, test x$target_arch = xia64)
AM_CONDITIONAL(ARCH_HPPA, test x$target_arch = xhppa)
AM_CONDITIONAL(ARCH_X86, test x$target_arch = xx86)
AM_CONDITIONAL(ARCH_X86_64, test x$target_arch = xx86_64)
AM_CONDITIONAL(OS_LINUX, expr x$target_os : xlinux >/dev/null)
AM_CONDITIONAL(OS_HPUX, expr x$target_os : xhpux >/dev/null)
if test x$target_arch != x$build_arch; then
CPPFLAGS="${CPPFLAGS} -DUNW_REMOTE_ONLY"
fi
AC_CONFIG_LINKS(include/libunwind.h:include/libunwind-$target_arch.h
include/tdep.h:include/tdep-$target_arch.h)
AC_ARG_ENABLE(debug,
[ --enable-debug turn on debug support (slows down execution)],
[enable_debug=yes], [])
LIBUNWIND___THREAD
save_LDFLAGS="$LDFLAGS"
LDFLAGS="$LDFLAGS -static-libcxa"
AC_TRY_LINK([], [], [have_static_libcxa=yes])
LDFLAGS="$save_LDFLAGS"
if test "x$have_static_libcxa" = xyes; then
LDFLAGS_STATIC_LIBCXA="-XCClinker -static-libcxa"
fi
AC_TRY_COMPILE([], [#ifndef __INTEL_COMPILER
#error choke me
#endif], [intel_compiler=yes])
if test x$GCC = xyes -a x$intel_compiler != xyes; then
CFLAGS="${CFLAGS} -fexceptions -Wall -Wsign-compare"
LIBCRTS="-lgcc"
fi
CCASFLAGS="${CCASFLAGS} ${CPPFLAGS}"
arch="$target_arch"
ARCH=`echo $target_arch | tr [a-z] [A-Z]`
dnl create shell variables from the M4 macros:
PKG_MAJOR=pkg_major
PKG_MINOR=pkg_minor
PKG_EXTRA=pkg_extra
PKG_MAINTAINER=pkg_maintainer
AC_SUBST(build_arch)
AC_SUBST(target_os)
AC_SUBST(arch)
AC_SUBST(ARCH)
AC_SUBST(LDFLAGS_STATIC_LIBCXA)
AC_SUBST(LIBCRTS)
AC_SUBST(PKG_MAJOR)
AC_SUBST(PKG_MINOR)
AC_SUBST(PKG_EXTRA)
AC_SUBST(PKG_MAINTAINER)
AC_CONFIG_FILES(Makefile src/Makefile tests/Makefile tests/check-namespace.sh
doc/Makefile doc/common.tex include/libunwind-common.h)
AC_OUTPUT