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>
8 # Copyright (c) 2002-2019 The strace developers.
11 # SPDX-License-Identifier: LGPL-2.1-or-later
15 st_esyscmd_s([./git-version-gen .tarball-version]),
16 [strace-devel@lists.strace.io],
19 m4_define([copyright_year], st_esyscmd_s([./copyright-year-gen .year]))
20 m4_define([manpage_date], st_esyscmd_s([./file-date-gen strace.1.in]))
21 AC_COPYRIGHT([Copyright (c) 1999-]copyright_year[ The strace developers.])
22 AC_CONFIG_SRCDIR([strace.c])
23 AC_CONFIG_AUX_DIR([.])
24 AC_CONFIG_HEADERS([config.h])
25 AM_INIT_AUTOMAKE([foreign nostdinc dist-xz silent-rules parallel-tests 1.13])
29 RPM_CHANGELOGTIME="$(LC_TIME=C date -u '+%a %b %d %Y')"
30 AC_SUBST(RPM_CHANGELOGTIME)
31 DEB_CHANGELOGTIME="$(LC_TIME=C date -u -R)"
32 AC_SUBST(DEB_CHANGELOGTIME)
42 AC_USE_SYSTEM_EXTENSIONS
45 AC_DEFINE([COPYRIGHT_YEAR], "[copyright_year]", [Current copyright year.])
46 AC_SUBST([COPYRIGHT_YEAR], [copyright_year])
48 AC_DEFINE([MANPAGE_DATE], "[manpage_date]", [Date])
49 AC_SUBST([MANPAGE_DATE], [manpage_date])
53 AC_MSG_CHECKING([for supported architecture])
62 AC_DEFINE([AARCH64], 1, [Define for the AArch64 architecture.])
66 AC_DEFINE([ALPHA], 1, [Define for the Alpha architecture.])
70 AC_DEFINE([ARC], 1, [Define for the ARC architecture.])
74 AC_DEFINE([ARM], 1, [Define for the ARM architecture.])
78 AC_DEFINE([AVR32], 1, [Define for the AVR32 architecture.])
82 AC_DEFINE([BFIN], 1, [Define for the Blackfin architecture.])
86 AC_DEFINE([CSKY], 1, [Define for the C-SKY architecture])
90 AC_DEFINE([HPPA], 1, [Define for the HPPA architecture.])
94 AC_DEFINE([I386], 1, [Define for the i386 architecture.])
98 AC_DEFINE([IA64], 1, [Define for the IA64 architecture.])
102 AC_DEFINE([M68K], 1, [Define for the m68k architecture.])
106 AC_DEFINE([METAG], 1, [Define for the Meta architecture.])
110 AC_DEFINE([MICROBLAZE], 1, [Define for the MicroBlaze architecture.])
114 AC_DEFINE([MIPS], 1, [Define for the MIPS architecture.])
118 AC_DEFINE([NIOS2], 1, [Define for the Nios-II architecture.])
122 AC_DEFINE([OR1K], 1, [Define for the OpenRISC 1000 architecture.])
125 AC_DEFINE([POWERPC], 1, [Define for the PowerPC architecture.])
129 #endif], [], arch=powerpc64, arch=powerpc)
130 if test "$arch" = "powerpc64"; then
131 # $ac_cv_c_bigendian is defined by AC_C_BIGENDIAN
132 case "$ac_cv_c_bigendian" in
135 AC_DEFINE([POWERPC64LE], 1,
136 [Define for the little endian PowerPC64 architecture.])
140 AC_DEFINE([POWERPC64], 1,
141 [Define for the big endian PowerPC64 architecture.])
148 AC_DEFINE([RISCV64], 1, [Define for the RISC-V 64-bit architecture])
152 AC_DEFINE([S390], 1, [Define for the S390 architecture.])
158 AC_DEFINE([S390X], 1, [Define for the S390x architecture.])
162 AC_DEFINE([SH64], 1, [Define for the SH64 architecture.])
166 AC_DEFINE([SH], 1, [Define for the SH architecture.])
171 AC_DEFINE([SPARC64], 1, [Define for the SPARC64 architecture.])
175 AC_DEFINE([SPARC], 1, [Define for the SPARC architecture.])
179 AC_DEFINE([TILE], 1, [Define for the Tile architecture])
186 #endif], [], arch=x32, arch=x86_64)
187 if test "$arch" = "x86_64"; then
189 AC_DEFINE([X86_64], 1, [Define for the 64bit AMD x86-64 architecture.])
191 AC_DEFINE([X32], 1, [Define for the 32bit AMD x86-64 architecture.])
196 AC_DEFINE([XTENSA], 1, [Define for the Xtensa architecture])
200 AC_MSG_ERROR([architecture $host_cpu is not supported by strace])
207 test -n "$arch_m32" ||
209 test -n "$arch_mx32" ||
214 AC_SUBST(cc_flags_m32)
215 AC_SUBST(cc_flags_mx32)
216 AC_SUBST(arch_native)
219 if test "$arch" = mips; then
220 AC_CACHE_CHECK([for _MIPS_SIM], [st_cv__MIPS_SIM],
221 [AC_COMPUTE_INT([st_cv__MIPS_SIM], [_MIPS_SIM], ,
222 [AC_MSG_FAILURE([_MIPS_SIM cannot be determined])])])
224 # requires GCC >= 3.4
225 AC_CACHE_CHECK([for MIPS ABI], [st_cv_mips_abi],
227 [AC_LANG_PROGRAM(, [[int i[_MIPS_SIM == _ABIO32 ? 1 : - 1];]])],
228 [st_cv_mips_abi=o32],
230 [AC_LANG_PROGRAM(, [[int i[_MIPS_SIM == _ABIN32 ? 1 : - 1];]])],
231 [st_cv_mips_abi=n32],
233 [AC_LANG_PROGRAM(, [[int i[_MIPS_SIM == _ABI64 ? 1 : - 1];]])],
234 [st_cv_mips_abi=n64],
235 [st_cv_mips_abi=unknown])])])])
237 case "$st_cv_mips_abi" in
238 o32) AC_DEFINE([LINUX_MIPSO32], [1], [Define for _ABIO32.]);;
239 n32) AC_DEFINE([LINUX_MIPSN32], [1], [Define for _ABIN32.]);;
240 n64) AC_DEFINE([LINUX_MIPSN64], [1], [Define for _ABI64.]);;
241 *) AC_MSG_ERROR([Unsupported _MIPS_SIM]);;
243 MIPS_ABI="$st_cv_mips_abi"
247 AC_ARG_ENABLE([arm-oabi],
248 [AS_HELP_STRING([--enable-arm-oabi],
249 [enable OABI support on ARM EABI])],
250 [], [enable_arm_oabi=no])
251 case "$enable_arm_oabi" in
252 yes) enable_arm_oabi=1 ;;
253 no) enable_arm_oabi=0 ;;
254 *) AC_MSG_ERROR([bad value $enable_arm_oabi for arm-oabi option]) ;;
256 AC_DEFINE_UNQUOTED([ENABLE_ARM_OABI], [$enable_arm_oabi],
257 [Define to 1 if you want OABI support on ARM EABI.])
263 AC_CHECK_FUNCS(m4_normalize([
292 AC_CHECK_TYPES([sig_atomic_t, struct sigcontext],,, [#include <signal.h>])
294 AC_CHECK_TYPES([struct mmsghdr],,, [#include <sys/socket.h>])
296 AC_CHECK_TYPES([__kernel_long_t, __kernel_ulong_t],,,
297 [#include <asm/posix_types.h>])
299 AC_CHECK_TYPES([struct __kernel_timespec, struct __kernel_sock_timeval],,,
300 [#include <linux/time_types.h>])
302 AC_CHECK_TYPES([struct stat64, struct __old_kernel_stat],,,
303 [#include <sys/types.h>
304 #include <asm/stat.h>])
306 AC_CHECK_TYPES([struct user_desc],
307 [AC_CHECK_MEMBERS([struct user_desc.lm],,,
308 [#include <asm/ldt.h>])],,
309 [#include <asm/ldt.h>])
311 AC_CHECK_MEMBERS([struct stat.st_mtime_nsec, struct stat64.st_mtime_nsec],,,
312 [#include <sys/types.h>
313 #include <asm/stat.h>])
315 AC_CHECK_TYPES(m4_normalize([
316 struct pt_all_user_regs,
318 struct ptrace_peeksiginfo_args
319 ]),,, [#include <sys/ptrace.h>])
321 # For kernels that do not have v3.10-rc1~201^2~11
322 AC_CHECK_TYPES([s390_compat_regs],,, [#include <asm/ptrace.h>])
324 AC_CHECK_TYPES(m4_normalize([
327 struct __kernel_flock,
328 struct __kernel_flock64,
330 struct __kernel_f_owner_ex
332 [#include <sys/types.h>
333 #include <linux/fcntl.h>])
335 AC_CHECK_TYPES(m4_normalize([
336 struct crypto_user_alg,
337 struct crypto_report_aead,
338 struct crypto_report_blkcipher,
339 struct crypto_report_cipher,
340 struct crypto_report_hash,
341 struct crypto_report_rng
342 ]),,, [#include <linux/cryptouser.h>])
344 AC_CHECK_TYPES(m4_normalize([
345 struct kcmp_epoll_slot
346 ]),,, [#include <linux/kcmp.h>])
348 AC_CHECK_TYPES(m4_normalize([
349 struct keyctl_kdf_params
350 ]),,, [#include <linux/keyctl.h>])
352 AC_CHECK_MEMBERS([struct timex.tai],,, [#include <sys/timex.h>])
354 AC_CHECK_MEMBERS([struct utsname.domainname],,, [#include <sys/utsname.h>])
356 AC_CHECK_MEMBERS(m4_normalize([
357 siginfo_t.si_syscall,
358 siginfo_t.si_timerid,
360 ]),,, [#include <signal.h>])
362 AC_CHECK_MEMBERS(m4_normalize([
363 struct perf_event_attr.precise_ip,
364 struct perf_event_attr.mmap_data,
365 struct perf_event_attr.sample_id_all,
366 struct perf_event_attr.exclude_host,
367 struct perf_event_attr.exclude_guest,
368 struct perf_event_attr.exclude_callchain_kernel,
369 struct perf_event_attr.exclude_callchain_user,
370 struct perf_event_attr.mmap2,
371 struct perf_event_attr.comm_exec,
372 struct perf_event_attr.use_clockid,
373 struct perf_event_attr.context_switch,
374 struct perf_event_attr.write_backward,
375 struct perf_event_attr.namespaces,
376 struct perf_event_attr.bp_type,
377 struct perf_event_attr.config1,
378 struct perf_event_attr.config2,
379 struct perf_event_attr.branch_sample_type,
380 struct perf_event_attr.sample_regs_user,
381 struct perf_event_attr.sample_stack_user,
382 struct perf_event_attr.sample_regs_intr,
383 struct perf_event_attr.aux_watermark,
384 struct perf_event_attr.sample_max_stack
385 ]),,, [#include <linux/perf_event.h>])
387 AC_CHECK_HEADERS(m4_normalize([
389 asm/guarded_storage.h
414 linux/netfilter/ipset/ip_set.h
415 linux/netfilter/nf_tables.h
416 linux/netfilter/nf_tables_compat.h
417 linux/netfilter/nfnetlink.h
418 linux/netfilter/nfnetlink_acct.h
419 linux/netfilter/nfnetlink_conntrack.h
420 linux/netfilter/nfnetlink_cthelper.h
421 linux/netfilter/nfnetlink_cttimeout.h
422 linux/netfilter/nfnetlink_log.h
423 linux/netfilter/nfnetlink_queue.h
453 AC_CHECK_HEADERS([asm/sigcontext.h],,, [#include <signal.h>])
455 AC_CHECK_HEADERS([netinet/tcp.h netinet/udp.h],,, [#include <netinet/in.h>])
457 AC_CHECK_HEADERS([linux/mqueue.h],,, [#include <linux/types.h>])
459 AC_CHECK_HEADERS([linux/netfilter/xt_osf.h],,, [#include <linux/ip.h>
460 #include <linux/tcp.h>])
462 AC_CHECK_HEADERS(m4_normalize([
463 linux/netfilter_arp/arp_tables.h
464 linux/netfilter_bridge/ebtables.h
465 linux/netfilter_ipv4/ip_tables.h
466 linux/netfilter_ipv6/ip6_tables.h
467 ]),,, [#include <netinet/in.h>
468 #include <net/if.h>])
470 AC_CHECK_HEADERS([linux/input.h], [
471 AC_CHECK_TYPES(m4_normalize([
472 struct input_keymap_entry,
474 ]),,, [#include <linux/input.h>])
475 AC_CHECK_MEMBERS([struct input_absinfo.resolution],,, [#include <linux/input.h>])
478 AC_CHECK_HEADERS([linux/bpf.h], [
479 AC_CHECK_TYPES(m4_normalize([
483 ]),,, [#include <linux/bpf.h>])
487 AC_CHECK_HEADERS([bluetooth/bluetooth.h], [
488 AC_CHECK_MEMBERS([struct sockaddr_hci.hci_channel],,,
489 [#include <bluetooth/bluetooth.h>
490 #include <bluetooth/hci.h>])
491 AC_CHECK_MEMBERS([struct sockaddr_l2.l2_bdaddr_type],,,
492 [#include <bluetooth/bluetooth.h>
493 #include <bluetooth/l2cap.h>])
496 AC_CHECK_TYPES(m4_normalize([
499 ]),,, [#include <linux/if_bridge.h>])
500 AC_CHECK_MEMBERS(m4_normalize([
501 struct br_mdb_entry.flags,
502 struct br_mdb_entry.vid
503 ]),,, [#include <linux/if_bridge.h>])
505 AC_CHECK_TYPES([struct dcbmsg],,, [#include <linux/dcbnl.h>])
506 AC_CHECK_TYPES([struct ifaddrlblmsg],,, [#include <linux/if_addrlabel.h>])
507 AC_CHECK_TYPES([struct netconfmsg],,, [#include <linux/netconf.h>])
509 AC_CHECK_TYPES(m4_normalize([
510 struct rta_mfc_stats,
512 ]),,, [#include <sys/socket.h>
513 #include <linux/rtnetlink.h>])
515 AC_CHECK_MEMBERS([struct ndt_stats.ndts_table_fulls],,, [#include <linux/neighbour.h>])
516 AC_CHECK_TYPES(m4_normalize([
519 ]),,, [#include <linux/neighbour.h>])
521 AC_CHECK_TYPES(m4_normalize([
522 struct ifla_bridge_id,
523 struct ifla_cacheinfo,
524 struct ifla_port_vsi,
525 struct rtnl_link_stats64
526 ]),,, [#include <sys/socket.h>
527 #include <linux/rtnetlink.h>])
528 AC_CHECK_MEMBERS(m4_normalize([
529 struct rtnl_link_stats.rx_nohandler,
530 struct rtnl_link_stats64.rx_nohandler
531 ]),,, [#include <sys/socket.h>
532 #include <linux/rtnetlink.h>])
533 AC_CHECK_DECLS(m4_normalize([
538 ]),,, [#include <sys/socket.h>
539 #include <linux/rtnetlink.h>])
541 AC_CHECK_TYPES(m4_normalize([
542 struct gnet_stats_basic,
543 struct gnet_stats_queue,
544 struct gnet_stats_rate_est,
545 struct gnet_stats_rate_est64
546 ]),,, [#include <linux/gen_stats.h>])
548 AC_CHECK_TYPES([struct tc_sizespec],,, [#include <linux/types.h>
549 #include <linux/pkt_sched.h>])
550 AC_CHECK_DECLS([TCA_STAB_DATA],,, [#include <linux/types.h>
551 #include <linux/pkt_sched.h>])
553 AC_CHECK_TYPES(m4_normalize([
554 struct fib_rule_uid_range,
555 struct fib_rule_port_range
556 ]),,, [#include <linux/fib_rules.h>])
558 AC_CHECK_TYPES([struct statfs], [
559 AC_CHECK_MEMBERS(m4_normalize([
560 struct statfs.f_frsize,
561 struct statfs.f_flags,
562 struct statfs.f_fsid.val,
563 struct statfs.f_fsid.__val
564 ]),,, [#include <linux/types.h>
565 #include <asm/statfs.h>])
566 ],, [#include <linux/types.h>
567 #include <asm/statfs.h>])
569 AC_CHECK_TYPES([struct statfs64], [
570 AC_CHECK_MEMBERS(m4_normalize([
571 struct statfs64.f_frsize,
572 struct statfs64.f_flags,
573 struct statfs64.f_fsid.val,
574 struct statfs64.f_fsid.__val
575 ]),,, [#include <linux/types.h>
576 #include <asm/statfs.h>])
577 ],, [#include <linux/types.h>
578 #include <asm/statfs.h>])
580 AC_CHECK_TYPES([struct statx],,, [#include <linux/types.h>
581 #include <linux/stat.h>])
583 AC_CHECK_TYPES([struct blk_user_trace_setup],,, [#include <linux/blktrace_api.h>])
585 AC_CHECK_TYPES([struct mtd_write_req],,, [#include <mtd/mtd-abi.h>])
587 AC_CHECK_MEMBERS([struct ubi_attach_req.max_beb_per1024],,, [#include <mtd/ubi-user.h>])
589 AC_CHECK_TYPES(m4_normalize([
590 struct ptp_sys_offset
591 ]),,, [#include <linux/ptp_clock.h>])
593 AC_CHECK_TYPES(m4_normalize([
597 struct kvm_userspace_memory_region
598 ]),,, [#include <linux/kvm.h>])
600 saved_CPPFLAGS="$CPPFLAGS"
602 AC_CACHE_CHECK([whether <linux/signal.h> can be used along with <signal.h>],
603 [st_cv_linux_signal],
604 [AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
606 #include <linux/signal.h>]],[])],
607 [st_cv_linux_signal=yes],
608 [st_cv_linux_signal=no])])
609 if test "x$st_cv_linux_signal" = xno; then
611 cp $srcdir/linux/signal.h.in linux/linux/signal.h
612 CPPFLAGS="$CPPFLAGS -Ilinux"
615 AC_CHECK_TYPES([struct __aio_sigset],,, [#include <linux/aio_abi.h>])
617 AC_CHECK_MEMBERS(m4_normalize([
618 struct iocb.aio_flags,
619 struct iocb.aio_rw_flags
620 ]),,, [#include <linux/aio_abi.h>])
622 AC_CHECK_TYPES([struct clone_args],,, [#include <linux/sched.h>])
624 CPPFLAGS="$saved_CPPFLAGS"
626 AC_CHECK_HEADERS([linux/btrfs.h], [
627 AC_CHECK_MEMBERS(m4_normalize([
628 struct btrfs_ioctl_feature_flags.compat_flags,
629 struct btrfs_ioctl_fs_info_args.nodesize,
630 struct btrfs_ioctl_defrag_range_args.start,
631 struct btrfs_ioctl_search_args_v2.buf_size,
632 struct btrfs_ioctl_logical_ino_args.flags
633 ]),,, [ #include <stdio.h>
634 #include <linux/btrfs.h>])
635 AC_CHECK_DECLS(m4_normalize([BTRFS_COMPRESS_NONE, BTRFS_COMPRESS_ZLIB,
636 BTRFS_COMPRESS_LZO]),,,[ #include <stdio.h>
637 #include <linux/btrfs.h>])])
639 AC_CHECK_DECLS([sys_errlist])
640 AC_CHECK_DECLS(m4_normalize([
643 ]),,, [#include <sys/ptrace.h>])
645 AC_CHECK_DECLS(m4_normalize([
655 ]),,, [#include <sys/wait.h>])
657 AC_CHECK_DECLS(m4_normalize([
663 ]),,, [#include <linux/loop.h>])
665 AC_CHECK_DECLS(m4_normalize([
672 KERN_PRINTK_RATELIMIT,
673 KERN_PRINTK_RATELIMIT_BURST,
676 KERN_SPARC_SCONS_PWROFF,
678 KERN_UNKNOWN_NMI_PANIC,
679 KERN_BOOTLOADER_TYPE,
681 KERN_SETUID_DUMPABLE,
683 KERN_ACPI_VIDEO_FLAGS,
695 NET_CORE_DESTROY_DELAY,
697 NET_CORE_AEVENT_ETIME,
698 NET_CORE_AEVENT_RSEQTH,
700 NET_IPV4_IGMP_MAX_MSF,
701 NET_TCP_NO_METRICS_SAVE,
702 NET_TCP_DEFAULT_WIN_SCALE,
703 NET_TCP_MODERATE_RCVBUF,
704 NET_TCP_TSO_WIN_DIVISOR,
706 NET_IPV4_ICMP_ERRORS_USE_INBOUND_IFADDR,
707 NET_TCP_CONG_CONTROL,
709 NET_IPV4_IPFRAG_MAX_DIST,
712 NET_IPV4_TCP_WORKAROUND_SIGNED_WINDOWS,
713 NET_TCP_DMA_COPYBREAK,
714 NET_TCP_SLOW_START_AFTER_IDLE,
715 NET_CIPSOV4_CACHE_ENABLE,
716 NET_CIPSOV4_CACHE_BUCKET_SIZE,
717 NET_CIPSOV4_RBM_OPTFMT,
718 NET_CIPSOV4_RBM_STRICTVALID,
719 NET_TCP_AVAIL_CONG_CONTROL,
720 NET_TCP_ALLOWED_CONG_CONTROL,
721 NET_TCP_MAX_SSTHRESH,
722 NET_TCP_FRTO_RESPONSE,
723 NET_IPV4_ROUTE_GC_MIN_INTERVAL_MS,
724 NET_IPV4_CONF_FORCE_IGMP_VERSION,
725 NET_IPV4_CONF_ARP_ANNOUNCE,
726 NET_IPV4_CONF_ARP_IGNORE,
727 NET_IPV4_CONF_PROMOTE_SECONDARIES,
728 NET_IPV4_CONF_ARP_ACCEPT,
729 NET_IPV4_CONF_ARP_NOTIFY,
730 NET_IPV6_MLD_MAX_MSF,
731 NET_IPV6_ROUTE_GC_MIN_INTERVAL_MS,
736 VM_VFS_CACHE_PRESSURE,
738 VM_SWAP_TOKEN_TIMEOUT
740 [#include <sys/types.h>
741 #include <linux/sysctl.h>])
743 AC_CHECK_DECLS(m4_normalize([
748 V4L2_FIELD_INTERLACED,
751 V4L2_FIELD_ALTERNATE,
752 V4L2_FIELD_INTERLACED_TB,
753 V4L2_FIELD_INTERLACED_BT,
754 V4L2_BUF_TYPE_VIDEO_CAPTURE,
755 V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE,
756 V4L2_BUF_TYPE_VIDEO_OUTPUT,
757 V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE,
758 V4L2_BUF_TYPE_VIDEO_OVERLAY,
759 V4L2_BUF_TYPE_VBI_CAPTURE,
760 V4L2_BUF_TYPE_VBI_OUTPUT,
761 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE,
762 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT,
763 V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY,
764 V4L2_BUF_TYPE_SDR_CAPTURE,
765 V4L2_BUF_TYPE_SDR_OUTPUT,
767 V4L2_TUNER_ANALOG_TV,
768 V4L2_TUNER_DIGITAL_TV,
773 V4L2_COLORSPACE_SMPTE170M,
774 V4L2_COLORSPACE_SMPTE240M,
775 V4L2_COLORSPACE_REC709,
776 V4L2_COLORSPACE_BT878,
777 V4L2_COLORSPACE_470_SYSTEM_M,
778 V4L2_COLORSPACE_470_SYSTEM_BG,
779 V4L2_COLORSPACE_JPEG,
780 V4L2_COLORSPACE_SRGB,
782 V4L2_PRIORITY_BACKGROUND,
783 V4L2_PRIORITY_INTERACTIVE,
784 V4L2_PRIORITY_RECORD,
785 V4L2_FRMSIZE_TYPE_DISCRETE,
786 V4L2_FRMSIZE_TYPE_CONTINUOUS,
787 V4L2_FRMSIZE_TYPE_STEPWISE,
788 V4L2_FRMIVAL_TYPE_DISCRETE,
789 V4L2_FRMIVAL_TYPE_CONTINUOUS,
790 V4L2_FRMIVAL_TYPE_STEPWISE,
791 V4L2_CTRL_TYPE_INTEGER,
792 V4L2_CTRL_TYPE_BOOLEAN,
794 V4L2_CTRL_TYPE_BUTTON,
795 V4L2_CTRL_TYPE_INTEGER64,
796 V4L2_CTRL_TYPE_CTRL_CLASS,
797 V4L2_CTRL_TYPE_STRING,
798 V4L2_CTRL_TYPE_BITMASK,
799 V4L2_CTRL_TYPE_INTEGER_MENU
800 ]),,, [#include <sys/time.h>
801 #include <linux/ioctl.h>
802 #include <linux/types.h>
803 #include <linux/videodev2.h>])
805 AC_CHECK_MEMBERS(m4_normalize([
806 struct v4l2_capability.device_caps,
807 struct v4l2_ext_control.string,
808 struct v4l2_format.fmt.pix_mp,
809 struct v4l2_format.fmt.sdr,
810 struct v4l2_format.fmt.sliced,
811 struct v4l2_window.global_alpha,
812 struct v4l2_sdr_format.buffersize
813 ]),,, [#include <sys/time.h>
814 #include <linux/ioctl.h>
815 #include <linux/types.h>
816 #include <linux/videodev2.h>])
818 AC_CHECK_SIZEOF([long])
819 SIZEOF_LONG="$ac_cv_sizeof_long"
820 AC_SUBST(SIZEOF_LONG)
821 AC_CHECK_SIZEOF([long long])
822 AC_CHECK_SIZEOF([off_t],,[#include <sys/types.h>])
823 AC_CHECK_SIZEOF([kernel_long_t],,[#include "$srcdir/kernel_types.h"])
824 SIZEOF_KERNEL_LONG_T="$ac_cv_sizeof_kernel_long_t"
825 AC_SUBST(SIZEOF_KERNEL_LONG_T)
826 AC_CHECK_SIZEOF([struct i64_i32],,[struct i64_i32 {long long i64; int i32;};])
829 AC_CACHE_CHECK([for SIGRTMIN], [st_cv_SIGRTMIN],
830 [[st_cv_SIGRTMIN="$(echo SIGRTMIN |
831 $CPP $CPPFLAGS -P -imacros asm/signal.h - |
833 test -n "$st_cv_SIGRTMIN" || st_cv_SIGRTMIN=no]])
834 if test "x$st_cv_SIGRTMIN" != xno; then
835 AC_DEFINE_UNQUOTED([ASM_SIGRTMIN], [$st_cv_SIGRTMIN],
836 [SIGRTMIN defined in <asm/signal.h>])
838 AC_CACHE_CHECK([for SA_RESTORER], [st_cv_SA_RESTORER],
839 [st_cv_SA_RESTORER="$(echo SA_RESTORER |
840 $CPP $CPPFLAGS -P -imacros asm/signal.h - |
842 test -n "$st_cv_SA_RESTORER" || st_cv_SA_RESTORER=no])
843 if test "x$st_cv_SA_RESTORER" != xno; then
844 AC_DEFINE_UNQUOTED([ASM_SA_RESTORER], [$st_cv_SA_RESTORER],
845 [SA_RESTORER defined in <asm/signal.h>])
848 AC_CACHE_CHECK([for __builtin_popcount], [st_cv_have___builtin_popcount],
849 [AC_LINK_IFELSE([AC_LANG_PROGRAM([], [__builtin_popcount(0)])],
850 [st_cv_have___builtin_popcount=yes],
851 [st_cv_have___builtin_popcount=no])])
852 if test "x$st_cv_have___builtin_popcount" = xyes; then
853 AC_DEFINE([HAVE___BUILTIN_POPCOUNT], [1],
854 [Define to 1 if the system provides __builtin_popcount function])
857 AC_CACHE_CHECK([for program_invocation_name], [st_cv_have_program_invocation_name],
858 [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <errno.h>]],
859 [[return !*program_invocation_name]])],
860 [st_cv_have_program_invocation_name=yes],
861 [st_cv_have_program_invocation_name=no])])
862 if test "x$st_cv_have_program_invocation_name" = xyes; then
863 AC_DEFINE([HAVE_PROGRAM_INVOCATION_NAME], [1],
864 [Define to 1 if the system provides program_invocation_name variable])
867 AC_CACHE_CHECK([for static_assert], [st_cv_have_static_assert],
868 [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <assert.h>]],
869 [[static_assert(1,"")]]
872 [st_cv_have_static_assert=yes],
873 [AC_LINK_IFELSE([AC_LANG_PROGRAM([],
874 [[_Static_assert(1,"")]]
877 [st_cv_have_static_assert=_Static_assert],
878 [st_cv_have_static_assert=no]
884 case "x$st_cv_have_static_assert" in
886 AC_DEFINE([HAVE_STATIC_ASSERT], [1],
887 [Define to 1 if the system provides static_assert])
890 AC_DEFINE([HAVE__STATIC_ASSERT], [1],
891 [Define to 1 if the system provides _Static_assert])
895 AC_CHECK_LIB([dl], [dladdr], [dl_LIBS='-ldl'], [dl_LIBS=])
896 if test "x$ac_cv_lib_dl_dladdr" = xyes; then
897 AC_DEFINE([HAVE_DLADDR], [1], [Define to 1 if the system provides dladdr])
902 AC_SEARCH_LIBS([timer_create], [rt])
904 case "$ac_cv_search_timer_create" in
905 no) AC_MSG_FAILURE([failed to find timer_create]) ;;
906 -l*) timer_LIBS="$ac_cv_search_timer_create" ;;
912 AC_SEARCH_LIBS([clock_gettime], [rt])
914 case "$ac_cv_search_clock_gettime" in
915 no) AC_MSG_FAILURE([failed to find clock_gettime]) ;;
916 -l*) clock_LIBS="$ac_cv_search_clock_gettime" ;;
922 AC_SEARCH_LIBS([mq_open], [rt])
924 case "$ac_cv_search_mq_open" in
925 -l*) mq_LIBS="$ac_cv_search_mq_open" ;;
930 AC_PATH_PROG([PERL], [perl])
932 AC_CHECK_TOOL([READELF], [readelf])
936 if test "$arch" = mips && test "$no_create" != yes; then
938 if $srcdir/linux/mips/genstub.sh \
939 $srcdir/linux/mips linux/mips n32 n64 o32 &&
940 $srcdir/linux/mips/genstub.sh \
941 $srcdir/linux linux/mips common common-32; then
942 AC_MSG_RESULT([Generated MIPS syscallent stubs])
944 AC_MSG_ERROR([Failed to generate syscallent stubs])
948 AC_ARG_ENABLE([mpers],
949 [AS_HELP_STRING([--enable-mpers=yes|no|check|m32|mx32],
950 [whether to enable multiple personalities support required
951 for proper decoding of structures used by tracees with
952 personalities that differ from the personality of strace,
954 [case "$enableval" in
955 yes|no|check|m32|mx32) enable_mpers="$enableval" ;;
956 *) AC_MSG_ERROR([bad value $enableval for enable-mpers option.
957 Valid options are: yes, no, check, m32, mx32.])
962 st_MPERS([m32], [aarch64|powerpc64|s390x|sparc64|tile|x32|x86_64])
963 st_MPERS([mx32], [x86_64])
965 AX_VALGRIND_DFLT([sgcheck], [off])
968 AC_CONFIG_FILES([Makefile