1 # Configure template for strace.
3 # Copyright (c) 1999-2001 Wichert Akkerman <wichert@deephackmode.org>
4 # Copyright (c) 2002-2009 Roland McGrath <roland@redhat.com>
5 # Copyright (c) 2006-2016 Dmitry V. Levin <ldv@altlinux.org>
6 # Copyright (c) 2008-2015 Mike Frysinger <vapier@gentoo.org>
7 # Copyright (c) 2015 Elvira Khabirova <lineprinter0@gmail.com>
10 # Redistribution and use in source and binary forms, with or without
11 # modification, are permitted provided that the following conditions
13 # 1. Redistributions of source code must retain the above copyright
14 # notice, this list of conditions and the following disclaimer.
15 # 2. Redistributions in binary form must reproduce the above copyright
16 # notice, this list of conditions and the following disclaimer in the
17 # documentation and/or other materials provided with the distribution.
18 # 3. The name of the author may not be used to endorse or promote products
19 # derived from this software without specific prior written permission.
21 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
22 # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
23 # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
24 # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
25 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
26 # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
30 # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34 m4_esyscmd([./git-version-gen .tarball-version]),
35 [strace-devel@lists.sourceforge.net])
36 AC_CONFIG_SRCDIR([strace.c])
37 AC_CONFIG_AUX_DIR([.])
38 AC_CONFIG_HEADERS([config.h])
39 AM_INIT_AUTOMAKE([foreign nostdinc dist-xz silent-rules parallel-tests])
43 RPM_CHANGELOGTIME="$(LC_TIME=C date '+%a %b %d %Y')"
44 AC_SUBST(RPM_CHANGELOGTIME)
45 DEB_CHANGELOGTIME="$(LC_TIME=C date -R)"
46 AC_SUBST(DEB_CHANGELOGTIME)
54 AC_USE_SYSTEM_EXTENSIONS
57 AC_MSG_CHECKING([for supported architecture])
63 AC_DEFINE([BFIN], 1, [Define for the Blackfin architecture.])
67 AC_DEFINE([I386], 1, [Define for the i386 architecture.])
71 AC_DEFINE([IA64], 1, [Define for the IA64 architecture.])
75 AC_DEFINE([M68K], 1, [Define for the m68k architecture.])
80 AC_DEFINE([SPARC64], 1, [Define for the SPARC64 architecture.])
84 AC_DEFINE([SPARC], 1, [Define for the SPARC architecture.])
88 AC_DEFINE([METAG], 1, [Define for the Meta architecture.])
92 AC_DEFINE([MIPS], 1, [Define for the MIPS architecture.])
96 AC_DEFINE([ALPHA], 1, [Define for the Alpha architecture.])
99 AC_DEFINE([POWERPC], 1, [Define for the PowerPC architecture.])
103 #endif], [], arch=powerpc64, arch=powerpc)
104 if test "$arch" = "powerpc64"; then
106 AC_DEFINE([POWERPC64], 1, [Define for the PowerPC64 architecture.])
111 AC_DEFINE([ARM], 1, [Define for the ARM architecture.])
116 AC_DEFINE([AARCH64], 1, [Define for the AArch64 architecture.])
120 AC_DEFINE([AVR32], 1, [Define for the AVR32 architecture.])
124 AC_DEFINE([ARC], 1, [Define for the ARC architecture.])
128 AC_DEFINE([S390], 1, [Define for the S390 architecture.])
132 AC_DEFINE([S390X], 1, [Define for the S390x architecture.])
136 AC_DEFINE([HPPA], 1, [Define for the HPPA architecture.])
140 AC_DEFINE([SH64], 1, [Define for the SH64 architecture.])
144 AC_DEFINE([SH], 1, [Define for the SH architecture.])
151 #endif], [], arch=x32, arch=x86_64)
152 if test "$arch" = "x86_64"; then
154 AC_DEFINE([X86_64], 1, [Define for the 64bit AMD x86-64 architecture.])
156 AC_DEFINE([X32], 1, [Define for the 32bit AMD x86-64 architecture.])
161 AC_DEFINE([CRISV10], 1, [Define for the CRISv10 architecture.])
165 AC_DEFINE([CRISV32], 1, [Define for the CRISv32 architecture.])
169 AC_DEFINE([TILE], 1, [Define for the Tile architecture])
173 AC_DEFINE([MICROBLAZE], 1, [Define for the MicroBlaze architecture.])
177 AC_DEFINE([NIOS2], 1, [Define for the Nios-II architecture.])
182 AC_DEFINE([OR1K], 1, [Define for the OpenRISC 1000 architecture.])
187 AC_DEFINE([XTENSA], 1, [Define for the Xtensa architecture])
192 AC_DEFINE([RISCV], 1, [Define for the RISC-V architecture])
197 AC_MSG_ERROR([architecture $host_cpu is not supported by strace])
202 test -n "$arch_m32" ||
204 test -n "$arch_mx32" ||
211 if test "$arch" = mips; then
212 AC_CACHE_CHECK([for _MIPS_SIM], [st_cv__MIPS_SIM],
213 [AC_COMPUTE_INT([st_cv__MIPS_SIM], [_MIPS_SIM],
214 [#include <sgidefs.h>],
215 [AC_MSG_ERROR([_MIPS_SIM cannot be determined])])])
217 AC_CACHE_CHECK([for MIPS ABI], [st_cv_mips_abi],
219 [AC_LANG_PROGRAM([[#include <sgidefs.h>]],
220 [[int i[_MIPS_SIM == _MIPS_SIM_ABI32 ? 1 : - 1];]])],
221 [st_cv_mips_abi=o32],
223 [AC_LANG_PROGRAM([[#include <sgidefs.h>]],
224 [[int i[_MIPS_SIM == _MIPS_SIM_NABI32 ? 1 : - 1];]])],
225 [st_cv_mips_abi=n32],
227 [AC_LANG_PROGRAM([[#include <sgidefs.h>]],
228 [[int i[_MIPS_SIM == _MIPS_SIM_ABI64 ? 1 : - 1];]])],
229 [st_cv_mips_abi=n64],
230 [st_cv_mips_abi=unknown])])])])
232 case "$st_cv_mips_abi" in
233 o32) AC_DEFINE([LINUX_MIPSO32], [1], [Define for _MIPS_SIM_ABI32.]);;
234 n32) AC_DEFINE([LINUX_MIPSN32], [1], [Define for _MIPS_SIM_NABI32.]);;
235 n64) AC_DEFINE([LINUX_MIPSN64], [1], [Define for _MIPS_SIM_ABI64.]);;
236 *) AC_MSG_ERROR([Unsupported _MIPS_SIM]);;
238 MIPS_ABI="$st_cv_mips_abi"
242 AC_ARG_ENABLE([arm-oabi],
243 [AS_HELP_STRING([--enable-arm-oabi],
244 [enable OABI support on ARM EABI])],
245 [], [enable_arm_oabi=no])
246 case "$enable_arm_oabi" in
247 yes) enable_arm_oabi=1 ;;
248 no) enable_arm_oabi=0 ;;
249 *) AC_MSG_ERROR([bad value $enable_arm_oabi for arm-oabi option]) ;;
251 AC_DEFINE_UNQUOTED([ENABLE_ARM_OABI], [$enable_arm_oabi],
252 [Define to 1 if you want OABI support on ARM EABI.])
255 gl_WARN_ADD([-Wempty-body])
256 gl_WARN_ADD([-Wformat-security])
257 gl_WARN_ADD([-Wignored-qualifiers])
258 gl_WARN_ADD([-Winit-self])
259 gl_WARN_ADD([-Wlogical-op])
260 gl_WARN_ADD([-Wmissing-parameter-type])
261 gl_WARN_ADD([-Wnested-externs])
262 gl_WARN_ADD([-Wold-style-declaration])
263 gl_WARN_ADD([-Wold-style-definition])
264 gl_WARN_ADD([-Wsign-compare])
265 gl_WARN_ADD([-Wtype-limits])
266 gl_WARN_ADD([-Wwrite-strings])
267 AC_ARG_ENABLE([gcc-Werror],
268 [AS_HELP_STRING([--enable-gcc-Werror], [turn on gcc's -Werror option])],
270 yes) gl_WARN_ADD([-Werror]) ;;
272 *) AC_MSG_ERROR([bad value $enableval for gcc-Werror option]) ;;
275 AC_SUBST([WARN_CFLAGS])
282 AC_CHECK_FUNCS(m4_normalize([
307 AC_CHECK_TYPES([sig_atomic_t, struct sigcontext],,, [#include <signal.h>])
309 AC_CHECK_TYPES([struct mmsghdr],,, [#include <sys/socket.h>])
311 AC_CHECK_TYPES([__kernel_long_t, __kernel_ulong_t],,,
312 [#include <asm/posix_types.h>])
314 AC_CHECK_TYPES([struct stat64, struct __old_kernel_stat],,,
315 [#include <sys/types.h>
316 #include <asm/stat.h>])
318 AC_CHECK_MEMBERS([struct stat.st_mtime_nsec, struct stat64.st_mtime_nsec],,,
319 [#include <sys/types.h>
320 #include <asm/stat.h>])
322 AC_CHECK_MEMBERS([struct stat.st_mtim.tv_nsec])
324 AC_CHECK_TYPES(m4_normalize([
325 struct pt_all_user_regs,
327 struct ptrace_peeksiginfo_args
328 ]),,, [#include <sys/ptrace.h>])
330 AC_CHECK_TYPES(m4_normalize([
333 struct __kernel_flock,
334 struct __kernel_flock64
336 [#include <sys/types.h>
337 #include <linux/fcntl.h>])
339 AC_CHECK_MEMBERS([struct timex.tai],,, [#include <sys/timex.h>])
341 AC_CHECK_MEMBERS([struct utsname.domainname],,, [#include <sys/utsname.h>])
343 AC_CHECK_MEMBERS(m4_normalize([
344 siginfo_t.si_syscall,
345 siginfo_t.si_timerid,
347 ]),,, [#include <signal.h>])
349 AC_CHECK_HEADERS(m4_normalize([
352 bluetooth/bluetooth.h
388 AC_CHECK_HEADERS([asm/sigcontext.h],,, [#include <signal.h>])
390 AC_CHECK_HEADERS([netinet/tcp.h netinet/udp.h],,, [#include <netinet/in.h>])
392 AC_CHECK_HEADERS([linux/mqueue.h],,, [#include <linux/types.h>])
394 AC_CHECK_HEADERS(m4_normalize([
395 linux/netfilter_arp/arp_tables.h
396 linux/netfilter_bridge/ebtables.h
397 linux/netfilter_ipv4/ip_tables.h
398 linux/netfilter_ipv6/ip6_tables.h
399 ]),,, [#include <netinet/in.h>
400 #include <net/if.h>])
402 AC_CHECK_HEADERS([linux/input.h], [
403 AC_CHECK_MEMBERS([struct input_absinfo.resolution],,, [#include <linux/input.h>])
406 AC_CHECK_HEADERS([linux/bpf.h], [
407 AC_CACHE_CHECK([whether union bpf_attr.log_buf initialization works],
408 [st_cv_have_union_bpf_attr_log_buf],
410 [AC_LANG_PROGRAM([[#include <linux/bpf.h>]],
411 [[union bpf_attr a = { .log_buf = 0 };]])],
412 [st_cv_have_union_bpf_attr_log_buf=yes],
413 [st_cv_have_union_bpf_attr_log_buf=no])])
414 if test $st_cv_have_union_bpf_attr_log_buf = yes; then
415 AC_DEFINE(HAVE_UNION_BPF_ATTR_LOG_BUF, [1],
416 [Define to 1 if union bpf_attr.log_buf initialization works])
420 AC_CHECK_TYPES([struct statfs], [
421 AC_CHECK_MEMBERS([struct statfs.f_frsize],,, [#include <linux/types.h>
422 #include <asm/statfs.h>])
423 AC_CHECK_MEMBERS([struct statfs.f_flags],,, [#include <linux/types.h>
424 #include <asm/statfs.h>])
425 AC_CHECK_MEMBERS([struct statfs.f_fsid.val],,, [#include <linux/types.h>
426 #include <asm/statfs.h>])
427 AC_CHECK_MEMBERS([struct statfs.f_fsid.__val],,, [#include <linux/types.h>
428 #include <asm/statfs.h>])
429 ],, [#include <linux/types.h>
430 #include <asm/statfs.h>])
432 AC_CHECK_TYPES([struct statfs64], [
433 AC_CHECK_MEMBERS([struct statfs64.f_frsize],,, [#include <linux/types.h>
434 #include <asm/statfs.h>])
435 AC_CHECK_MEMBERS([struct statfs64.f_flags],,, [#include <linux/types.h>
436 #include <asm/statfs.h>])
437 AC_CHECK_MEMBERS([struct statfs64.f_fsid.val],,, [#include <linux/types.h>
438 #include <asm/statfs.h>])
439 AC_CHECK_MEMBERS([struct statfs64.f_fsid.__val],,, [#include <linux/types.h>
440 #include <asm/statfs.h>])
441 ],, [#include <linux/types.h>
442 #include <asm/statfs.h>])
444 AC_CHECK_TYPES([struct blk_user_trace_setup],,, [#include <linux/blktrace_api.h>])
446 AC_CHECK_HEADERS([linux/btrfs.h], [
447 AC_CHECK_MEMBERS(m4_normalize([
448 struct btrfs_ioctl_feature_flags.compat_flags,
449 struct btrfs_ioctl_fs_info_args.nodesize,
450 struct btrfs_ioctl_defrag_range_args.start,
451 struct btrfs_ioctl_search_args_v2.buf_size
452 ]),,, [ #include <stdio.h>
453 #include <linux/btrfs.h>])
454 AC_CHECK_DECLS(m4_normalize([BTRFS_COMPRESS_NONE, BTRFS_COMPRESS_ZLIB,
455 BTRFS_COMPRESS_LZO]),,,[ #include <stdio.h>
456 #include <linux/btrfs.h>])])
458 AC_CHECK_DECLS([sys_errlist])
459 AC_CHECK_DECLS(m4_normalize([
462 ]),,, [#include <sys/ptrace.h>])
464 AC_CHECK_DECLS(m4_normalize([
474 ]),,, [#include <sys/wait.h>])
476 AC_CHECK_DECLS(m4_normalize([
480 ]),,, [#include <linux/loop.h>])
482 AC_CHECK_DECLS(m4_normalize([
489 KERN_PRINTK_RATELIMIT,
490 KERN_PRINTK_RATELIMIT_BURST,
493 KERN_SPARC_SCONS_PWROFF,
495 KERN_UNKNOWN_NMI_PANIC,
496 KERN_BOOTLOADER_TYPE,
498 KERN_SETUID_DUMPABLE,
500 KERN_ACPI_VIDEO_FLAGS,
510 NET_CORE_DESTROY_DELAY,
512 NET_CORE_AEVENT_ETIME,
513 NET_CORE_AEVENT_RSEQTH,
515 NET_IPV4_IGMP_MAX_MSF,
516 NET_TCP_NO_METRICS_SAVE,
517 NET_TCP_DEFAULT_WIN_SCALE,
518 NET_TCP_MODERATE_RCVBUF,
519 NET_TCP_TSO_WIN_DIVISOR,
521 NET_IPV4_ICMP_ERRORS_USE_INBOUND_IFADDR,
522 NET_TCP_CONG_CONTROL,
524 NET_IPV4_IPFRAG_MAX_DIST,
527 NET_IPV4_TCP_WORKAROUND_SIGNED_WINDOWS,
528 NET_TCP_DMA_COPYBREAK,
529 NET_TCP_SLOW_START_AFTER_IDLE,
530 NET_CIPSOV4_CACHE_ENABLE,
531 NET_CIPSOV4_CACHE_BUCKET_SIZE,
532 NET_CIPSOV4_RBM_OPTFMT,
533 NET_CIPSOV4_RBM_STRICTVALID,
534 NET_TCP_AVAIL_CONG_CONTROL,
535 NET_TCP_ALLOWED_CONG_CONTROL,
536 NET_TCP_MAX_SSTHRESH,
537 NET_TCP_FRTO_RESPONSE,
538 NET_IPV4_ROUTE_GC_MIN_INTERVAL_MS,
539 NET_IPV4_CONF_FORCE_IGMP_VERSION,
540 NET_IPV4_CONF_ARP_ANNOUNCE,
541 NET_IPV4_CONF_ARP_IGNORE,
542 NET_IPV4_CONF_PROMOTE_SECONDARIES,
543 NET_IPV4_CONF_ARP_ACCEPT,
544 NET_IPV4_CONF_ARP_NOTIFY,
545 NET_IPV6_MLD_MAX_MSF,
546 NET_IPV6_ROUTE_GC_MIN_INTERVAL_MS,
551 VM_VFS_CACHE_PRESSURE,
553 VM_SWAP_TOKEN_TIMEOUT
555 [#include <sys/types.h>
556 #include <linux/sysctl.h>])
558 AC_CHECK_DECLS(m4_normalize([
563 V4L2_FIELD_INTERLACED,
566 V4L2_FIELD_ALTERNATE,
567 V4L2_FIELD_INTERLACED_TB,
568 V4L2_FIELD_INTERLACED_BT,
569 V4L2_BUF_TYPE_VIDEO_CAPTURE,
570 V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE,
571 V4L2_BUF_TYPE_VIDEO_OUTPUT,
572 V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE,
573 V4L2_BUF_TYPE_VIDEO_OVERLAY,
574 V4L2_BUF_TYPE_VBI_CAPTURE,
575 V4L2_BUF_TYPE_VBI_OUTPUT,
576 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE,
577 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT,
578 V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY,
580 V4L2_TUNER_ANALOG_TV,
581 V4L2_TUNER_DIGITAL_TV,
586 V4L2_COLORSPACE_SMPTE170M,
587 V4L2_COLORSPACE_SMPTE240M,
588 V4L2_COLORSPACE_REC709,
589 V4L2_COLORSPACE_BT878,
590 V4L2_COLORSPACE_470_SYSTEM_M,
591 V4L2_COLORSPACE_470_SYSTEM_BG,
592 V4L2_COLORSPACE_JPEG,
593 V4L2_COLORSPACE_SRGB,
595 V4L2_PRIORITY_BACKGROUND,
596 V4L2_PRIORITY_INTERACTIVE,
597 V4L2_PRIORITY_RECORD,
598 V4L2_FRMSIZE_TYPE_DISCRETE,
599 V4L2_FRMSIZE_TYPE_CONTINUOUS,
600 V4L2_FRMSIZE_TYPE_STEPWISE,
601 V4L2_FRMIVAL_TYPE_DISCRETE,
602 V4L2_FRMIVAL_TYPE_CONTINUOUS,
603 V4L2_FRMIVAL_TYPE_STEPWISE,
604 V4L2_CTRL_TYPE_INTEGER,
605 V4L2_CTRL_TYPE_BOOLEAN,
607 V4L2_CTRL_TYPE_BUTTON,
608 V4L2_CTRL_TYPE_INTEGER64,
609 V4L2_CTRL_TYPE_CTRL_CLASS,
610 V4L2_CTRL_TYPE_STRING,
611 V4L2_CTRL_TYPE_BITMASK,
612 V4L2_CTRL_TYPE_INTEGER_MENU
613 ]),,, [#include <sys/time.h>
614 #include <linux/ioctl.h>
615 #include <linux/types.h>
616 #include <linux/videodev2.h>])
618 AC_CACHE_CHECK([for BLKGETSIZE64], [ac_cv_have_blkgetsize64],
619 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
621 #include <linux/fs.h>], [return !BLKGETSIZE64;])],
622 [ac_cv_have_blkgetsize64=yes], [ac_cv_have_blkgetsize64=no])]
623 if test $ac_cv_have_blkgetsize64 = yes; then
624 AC_DEFINE([HAVE_BLKGETSIZE64], [1], [Define to 1 if you have BLKGETSIZE64.])
627 AC_CHECK_SIZEOF([long])
628 AC_CHECK_SIZEOF([long long])
629 AC_CHECK_SIZEOF([off_t],,[#include <sys/types.h>])
630 AC_CHECK_SIZEOF([struct i64_i32],,[struct i64_i32 {long long i64; int i32;};])
632 AC_CACHE_CHECK([for SIGRTMIN], [st_cv_SIGRTMIN],
633 [[st_cv_SIGRTMIN="$(echo SIGRTMIN |
634 $CPP $CPPFLAGS -P -imacros asm/signal.h - |
636 test -n "$st_cv_SIGRTMIN" || st_cv_SIGRTMIN=no]])
637 if test "x$st_cv_SIGRTMIN" != xno; then
638 AC_DEFINE_UNQUOTED([ASM_SIGRTMIN], [$st_cv_SIGRTMIN],
639 [SIGRTMIN defined in <asm/signal.h>])
641 AC_CACHE_CHECK([for SA_RESTORER], [st_cv_SA_RESTORER],
642 [st_cv_SA_RESTORER="$(echo SA_RESTORER |
643 $CPP $CPPFLAGS -P -imacros asm/signal.h - |
645 test -n "$st_cv_SA_RESTORER" || st_cv_SA_RESTORER=no])
646 if test "x$st_cv_SA_RESTORER" != xno; then
647 AC_DEFINE_UNQUOTED([ASM_SA_RESTORER], [$st_cv_SA_RESTORER],
648 [SA_RESTORER defined in <asm/signal.h>])
651 AC_CACHE_CHECK([for __builtin_popcount], [st_cv_have___builtin_popcount],
652 [AC_LINK_IFELSE([AC_LANG_PROGRAM([], [__builtin_popcount(0)])],
653 [st_cv_have___builtin_popcount=yes],
654 [st_cv_have___builtin_popcount=no])])
655 if test "x$st_cv_have___builtin_popcount" = xyes; then
656 AC_DEFINE([HAVE___BUILTIN_POPCOUNT], [1],
657 [Define to 1 if the system provides __builtin_popcount function])
660 AC_CHECK_LIB([dl], [dladdr], [dl_LIBS='-ldl'], [dl_LIBS=])
661 if test "x$ac_cv_lib_dl_dladdr" = xyes; then
662 AC_DEFINE([HAVE_DLADDR], [1], [Define to 1 if the system provides dladdr])
666 AC_PATH_PROG([PERL], [perl])
668 dnl stack trace with libunwind
672 AC_ARG_WITH([libunwind],
673 [AS_HELP_STRING([--with-libunwind],
674 [use libunwind to implement stack tracing support])],
675 [case "${withval}" in
677 *) with_libunwind=yes
678 libunwind_CPPFLAGS="-I${withval}/include"
679 libunwind_LDFLAGS="-L${withval}/lib" ;;
681 [with_libunwind=check]
685 AS_IF([test "x$with_libunwind" != xno],
686 [saved_CPPFLAGS="$CPPFLAGS"
687 CPPFLAGS="$CPPFLAGS $libunwind_CPPFLAGS"
689 AC_CHECK_HEADERS([libunwind-ptrace.h],
690 [saved_LDFLAGS="$LDFLAGS"
691 LDFLAGS="$LDFLAGS $libunwind_LDFLAGS"
693 AC_CHECK_LIB([unwind], [backtrace],
694 [libunwind_LIBS="-lunwind $libunwind_LIBS"
696 AC_MSG_CHECKING([for unw_create_addr_space in libunwind-generic])
698 LIBS="-lunwind-generic $libunwind_LIBS $LIBS"
701 [AC_LANG_PROGRAM([[#include <libunwind-ptrace.h>]],
702 [[return !unw_create_addr_space(0, 0)]])
704 [AC_MSG_RESULT([yes])
705 libunwind_LIBS="-lunwind-generic $libunwind_LIBS"
707 AC_CHECK_LIB([unwind-ptrace], [_UPT_create],
708 [libunwind_LIBS="-lunwind-ptrace $libunwind_LIBS"
711 [if test "x$with_libunwind" != xcheck; then
712 AC_MSG_FAILURE([failed to find _UPT_create in libunwind-ptrace])
719 if test "x$with_libunwind" != xcheck; then
720 AC_MSG_FAILURE([failed to find unw_create_addr_space in libunwind-generic])
727 [if test "x$with_libunwind" != xcheck; then
728 AC_MSG_FAILURE([failed to find libunwind])
734 LDFLAGS="$saved_LDFLAGS"
736 [if test "x$with_libunwind" != xcheck; then
737 AC_MSG_FAILURE([failed to find libunwind-ptrace.h])
742 CPPFLAGS="$saved_CPPFLAGS"
747 AC_MSG_CHECKING([whether to enable stack tracing support using libunwind])
748 if test "x$use_libunwind" = xyes; then
749 AC_DEFINE([USE_LIBUNWIND], 1, [Compile stack tracing functionality])
750 AC_SUBST(libunwind_LIBS)
751 AC_SUBST(libunwind_LDFLAGS)
752 AC_SUBST(libunwind_CPPFLAGS)
754 AM_CONDITIONAL([USE_LIBUNWIND], [test "x$use_libunwind" = xyes])
755 AC_MSG_RESULT([$use_libunwind])
757 if test "$arch" = mips && test "$no_create" != yes; then
759 if $srcdir/linux/mips/genstub.sh linux/mips; then
760 AC_MSG_RESULT([Generated MIPS syscallent stubs])
762 AC_MSG_FAILURE([Failed to generate syscallent stubs])
766 st_MPERS([m32], [aarch64|powerpc64|sparc64|tile|x32|x86_64])
767 st_MPERS([mx32], [x86_64])
769 AC_CONFIG_FILES([Makefile