| dnl Process this file with autoconf to produce a configure script. |
| AC_INIT(libunwind, 0.98-alpha, libunwind@linux.hpl.hp.com) |
| 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="${CFLAGS} -Wall -Wsign-compare" |
| fi |
| |
| CCASFLAGS="${CCASFLAGS} ${CPPFLAGS}" |
| |
| arch="$target_arch" |
| ARCH=`echo $target_arch | tr [a-z] [A-Z]` |
| |
| AC_SUBST(build_arch) |
| AC_SUBST(target_os) |
| AC_SUBST(arch) |
| AC_SUBST(ARCH) |
| AC_SUBST(LDFLAGS_STATIC_LIBCXA) |
| |
| AC_CONFIG_FILES(Makefile src/Makefile tests/Makefile tests/check-namespace.sh |
| doc/Makefile doc/common.tex) |
| AC_OUTPUT |