1# Configure template for strace. 2# 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) 2002-2017 The strace developers. 9# All rights reserved. 10# 11# Redistribution and use in source and binary forms, with or without 12# modification, are permitted provided that the following conditions 13# are met: 14# 1. Redistributions of source code must retain the above copyright 15# notice, this list of conditions and the following disclaimer. 16# 2. Redistributions in binary form must reproduce the above copyright 17# notice, this list of conditions and the following disclaimer in the 18# documentation and/or other materials provided with the distribution. 19# 3. The name of the author may not be used to endorse or promote products 20# derived from this software without specific prior written permission. 21# 22# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 23# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 24# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 25# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 26# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 27# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 31# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 33AC_PREREQ(2.57) 34AC_INIT([strace], 35 m4_esyscmd([./git-version-gen .tarball-version]), 36 [strace-devel@lists.sourceforge.net], 37 [strace], 38 [https://strace.io]) 39m4_define([copyright_year], m4_esyscmd([./copyright-year-gen .year])) 40AC_COPYRIGHT([Copyright (c) 1999-]copyright_year[ The strace developers.]) 41AC_CONFIG_SRCDIR([strace.c]) 42AC_CONFIG_AUX_DIR([.]) 43AC_CONFIG_HEADERS([config.h]) 44AM_INIT_AUTOMAKE([foreign nostdinc dist-xz silent-rules parallel-tests]) 45AM_EXTRA_RECURSIVE_TARGETS([check-valgrind]) 46AM_MAINTAINER_MODE 47AC_CANONICAL_HOST 48 49RPM_CHANGELOGTIME="$(LC_TIME=C date '+%a %b %d %Y')" 50AC_SUBST(RPM_CHANGELOGTIME) 51DEB_CHANGELOGTIME="$(LC_TIME=C date -R)" 52AC_SUBST(DEB_CHANGELOGTIME) 53 54AC_PROG_CC 55AC_PROG_CPP 56st_WARN_CFLAGS 57AX_PROG_CC_FOR_BUILD 58AC_PROG_INSTALL 59AC_PROG_RANLIB 60 61AC_USE_SYSTEM_EXTENSIONS 62AX_CODE_COVERAGE 63 64AC_DEFINE([COPYRIGHT_YEAR], "[copyright_year]", [Current copyright year.]) 65AC_SUBST([COPYRIGHT_YEAR], [copyright_year]) 66 67AC_MSG_CHECKING([for supported architecture]) 68arch_m32= 69arch_mx32= 70case "$host_cpu" in 71bfin) 72 arch=bfin 73 AC_DEFINE([BFIN], 1, [Define for the Blackfin architecture.]) 74 ;; 75i[[3456]]86|pentium) 76 arch=i386 77 AC_DEFINE([I386], 1, [Define for the i386 architecture.]) 78 ;; 79ia64) 80 arch=ia64 81 AC_DEFINE([IA64], 1, [Define for the IA64 architecture.]) 82 ;; 83m68k) 84 arch=m68k 85 AC_DEFINE([M68K], 1, [Define for the m68k architecture.]) 86 ;; 87sparc64*) 88 arch=sparc64 89 arch_m32=sparc 90 AC_DEFINE([SPARC64], 1, [Define for the SPARC64 architecture.]) 91 ;; 92sparc*) 93 arch=sparc 94 AC_DEFINE([SPARC], 1, [Define for the SPARC architecture.]) 95 ;; 96metag*) 97 arch=metag 98 AC_DEFINE([METAG], 1, [Define for the Meta architecture.]) 99 ;; 100mips*) 101 arch=mips 102 AC_DEFINE([MIPS], 1, [Define for the MIPS architecture.]) 103 ;; 104alpha*) 105 arch=alpha 106 AC_DEFINE([ALPHA], 1, [Define for the Alpha architecture.]) 107 ;; 108powerpc*) 109 AC_DEFINE([POWERPC], 1, [Define for the PowerPC architecture.]) 110 AC_TRY_COMPILE( 111[#ifndef __LP64__ 112# error 32 bit 113#endif], [], arch=powerpc64, arch=powerpc) 114 if test "$arch" = "powerpc64"; then 115 arch_m32=powerpc 116 AC_DEFINE([POWERPC64], 1, [Define for the PowerPC64 architecture.]) 117 fi 118 ;; 119arm*) 120 arch=arm 121 AC_DEFINE([ARM], 1, [Define for the ARM architecture.]) 122 ;; 123aarch64*) 124 arch=aarch64 125 arch_m32=arm 126 AC_DEFINE([AARCH64], 1, [Define for the AArch64 architecture.]) 127 ;; 128avr32*) 129 arch=avr32 130 AC_DEFINE([AVR32], 1, [Define for the AVR32 architecture.]) 131 ;; 132arc*) 133 arch=arc 134 AC_DEFINE([ARC], 1, [Define for the ARC architecture.]) 135 ;; 136s390) 137 arch=s390 138 AC_DEFINE([S390], 1, [Define for the S390 architecture.]) 139 ;; 140s390x) 141 arch=s390x 142 AC_DEFINE([S390X], 1, [Define for the S390x architecture.]) 143 ;; 144hppa*|parisc*) 145 arch=hppa 146 AC_DEFINE([HPPA], 1, [Define for the HPPA architecture.]) 147 ;; 148sh64*) 149 arch=sh64 150 AC_DEFINE([SH64], 1, [Define for the SH64 architecture.]) 151 ;; 152sh*) 153 arch=sh 154 AC_DEFINE([SH], 1, [Define for the SH architecture.]) 155 ;; 156x86?64*) 157 arch_m32=i386 158 AC_TRY_COMPILE( 159[#ifndef __ILP32__ 160# error not x32 161#endif], [], arch=x32, arch=x86_64) 162 if test "$arch" = "x86_64"; then 163 arch_mx32=x32 164 AC_DEFINE([X86_64], 1, [Define for the 64bit AMD x86-64 architecture.]) 165 else 166 AC_DEFINE([X32], 1, [Define for the 32bit AMD x86-64 architecture.]) 167 fi 168 ;; 169cris|crisv10) 170 arch=crisv10 171 AC_DEFINE([CRISV10], 1, [Define for the CRISv10 architecture.]) 172 ;; 173crisv32) 174 arch=crisv32 175 AC_DEFINE([CRISV32], 1, [Define for the CRISv32 architecture.]) 176 ;; 177tile*) 178 arch=tile 179 AC_DEFINE([TILE], 1, [Define for the Tile architecture]) 180 ;; 181microblaze*) 182 arch=microblaze 183 AC_DEFINE([MICROBLAZE], 1, [Define for the MicroBlaze architecture.]) 184 ;; 185nios2*) 186 arch=nios2 187 AC_DEFINE([NIOS2], 1, [Define for the Nios-II architecture.]) 188 ;; 189 190or1k*) 191 arch=or1k 192 AC_DEFINE([OR1K], 1, [Define for the OpenRISC 1000 architecture.]) 193 ;; 194 195xtensa*) 196 arch=xtensa 197 AC_DEFINE([XTENSA], 1, [Define for the Xtensa architecture]) 198 ;; 199 200riscv*) 201 arch=riscv 202 AC_DEFINE([RISCV], 1, [Define for the RISC-V architecture]) 203 ;; 204 205*) 206 AC_MSG_RESULT([NO!]) 207 AC_MSG_ERROR([architecture $host_cpu is not supported by strace]) 208 ;; 209esac 210AC_MSG_RESULT($arch) 211 212test -n "$arch_m32" || 213 arch_m32=$arch 214test -n "$arch_mx32" || 215 arch_mx32=$arch 216AC_SUBST(arch) 217AC_SUBST(arch_m32) 218AC_SUBST(arch_mx32) 219 220MIPS_ABI= 221if test "$arch" = mips; then 222 AC_CACHE_CHECK([for _MIPS_SIM], [st_cv__MIPS_SIM], 223 [AC_COMPUTE_INT([st_cv__MIPS_SIM], [_MIPS_SIM], , 224 [AC_MSG_ERROR([_MIPS_SIM cannot be determined])])]) 225 226 # requires GCC >= 3.4 227 AC_CACHE_CHECK([for MIPS ABI], [st_cv_mips_abi], 228 [AC_COMPILE_IFELSE( 229 [AC_LANG_PROGRAM(, [[int i[_MIPS_SIM == _ABIO32 ? 1 : - 1];]])], 230 [st_cv_mips_abi=o32], 231 [AC_COMPILE_IFELSE( 232 [AC_LANG_PROGRAM(, [[int i[_MIPS_SIM == _ABIN32 ? 1 : - 1];]])], 233 [st_cv_mips_abi=n32], 234 [AC_COMPILE_IFELSE( 235 [AC_LANG_PROGRAM(, [[int i[_MIPS_SIM == _ABI64 ? 1 : - 1];]])], 236 [st_cv_mips_abi=n64], 237 [st_cv_mips_abi=unknown])])])]) 238 239 case "$st_cv_mips_abi" in 240 o32) AC_DEFINE([LINUX_MIPSO32], [1], [Define for _ABIO32.]);; 241 n32) AC_DEFINE([LINUX_MIPSN32], [1], [Define for _ABIN32.]);; 242 n64) AC_DEFINE([LINUX_MIPSN64], [1], [Define for _ABI64.]);; 243 *) AC_MSG_ERROR([Unsupported _MIPS_SIM]);; 244 esac 245 MIPS_ABI="$st_cv_mips_abi" 246fi 247AC_SUBST(MIPS_ABI) 248 249AC_ARG_ENABLE([arm-oabi], 250 [AS_HELP_STRING([--enable-arm-oabi], 251 [enable OABI support on ARM EABI])], 252 [], [enable_arm_oabi=no]) 253case "$enable_arm_oabi" in 254 yes) enable_arm_oabi=1 ;; 255 no) enable_arm_oabi=0 ;; 256 *) AC_MSG_ERROR([bad value $enable_arm_oabi for arm-oabi option]) ;; 257esac 258AC_DEFINE_UNQUOTED([ENABLE_ARM_OABI], [$enable_arm_oabi], 259 [Define to 1 if you want OABI support on ARM EABI.]) 260 261AC_C_BIGENDIAN 262AC_C_TYPEOF 263 264AC_TYPE_UID_T 265 266AC_CHECK_FUNCS(m4_normalize([ 267 accept4 268 fallocate 269 fanotify_mark 270 fopen64 271 fork 272 fputs_unlocked 273 fstatat 274 ftruncate 275 futimens 276 if_indextoname 277 open64 278 prctl 279 preadv 280 process_vm_readv 281 pwritev 282 readahead 283 signalfd 284 stpcpy 285 strerror 286 strndup 287 strsignal 288 sync_file_range 289 utimensat 290])) 291 292AC_CHECK_TYPES([sig_atomic_t, struct sigcontext],,, [#include <signal.h>]) 293 294AC_CHECK_TYPES([struct mmsghdr],,, [#include <sys/socket.h>]) 295 296AC_CHECK_TYPES([__kernel_long_t, __kernel_ulong_t],,, 297[#include <asm/posix_types.h>]) 298 299AC_CHECK_TYPES([struct stat64, struct __old_kernel_stat],,, 300[#include <sys/types.h> 301#include <asm/stat.h>]) 302 303AC_CHECK_TYPES([struct user_desc],,, [#include <asm/ldt.h>]) 304 305AC_CHECK_MEMBERS([struct stat.st_mtime_nsec, struct stat64.st_mtime_nsec],,, 306[#include <sys/types.h> 307#include <asm/stat.h>]) 308 309AC_CHECK_TYPES(m4_normalize([ 310 struct pt_all_user_regs, 311 struct ia64_fpreg, 312 struct ptrace_peeksiginfo_args 313]),,, [#include <sys/ptrace.h>]) 314 315AC_CHECK_TYPES(m4_normalize([ 316 struct flock, 317 struct flock64, 318 struct __kernel_flock, 319 struct __kernel_flock64 320]),,, 321[#include <sys/types.h> 322#include <linux/fcntl.h>]) 323 324AC_CHECK_MEMBERS([struct timex.tai],,, [#include <sys/timex.h>]) 325 326AC_CHECK_MEMBERS([struct utsname.domainname],,, [#include <sys/utsname.h>]) 327 328AC_CHECK_MEMBERS(m4_normalize([ 329 siginfo_t.si_syscall, 330 siginfo_t.si_timerid, 331 siginfo_t.si_overrun 332]),,, [#include <signal.h>]) 333 334AC_CHECK_MEMBERS(m4_normalize([ 335 struct perf_event_attr.precise_ip, 336 struct perf_event_attr.mmap_data, 337 struct perf_event_attr.sample_id_all, 338 struct perf_event_attr.exclude_host, 339 struct perf_event_attr.exclude_guest, 340 struct perf_event_attr.exclude_callchain_kernel, 341 struct perf_event_attr.exclude_callchain_user, 342 struct perf_event_attr.mmap2, 343 struct perf_event_attr.comm_exec, 344 struct perf_event_attr.use_clockid, 345 struct perf_event_attr.context_switch, 346 struct perf_event_attr.write_backward, 347 struct perf_event_attr.bp_type, 348 struct perf_event_attr.config1, 349 struct perf_event_attr.config2, 350 struct perf_event_attr.branch_sample_type, 351 struct perf_event_attr.sample_regs_user, 352 struct perf_event_attr.sample_stack_user, 353 struct perf_event_attr.sample_regs_intr, 354 struct perf_event_attr.aux_watermark, 355 struct perf_event_attr.sample_max_stack 356]),,, [#include <linux/perf_event.h>]) 357 358AC_CHECK_HEADERS(m4_normalize([ 359 asm/cachectl.h 360 asm/sysmips.h 361 bluetooth/bluetooth.h 362 elf.h 363 inttypes.h 364 linux/bsg.h 365 linux/dm-ioctl.h 366 linux/dqblk_xfs.h 367 linux/falloc.h 368 linux/fiemap.h 369 linux/filter.h 370 linux/genetlink.h 371 linux/hiddev.h 372 linux/ip_vs.h 373 linux/ipc.h 374 linux/mmtimer.h 375 linux/msg.h 376 linux/netfilter/nfnetlink.h 377 linux/nsfs.h 378 linux/perf_event.h 379 linux/quota.h 380 linux/seccomp.h 381 linux/securebits.h 382 linux/sem.h 383 linux/shm.h 384 linux/userfaultfd.h 385 linux/utsname.h 386 mqueue.h 387 netinet/sctp.h 388 netipx/ipx.h 389 scsi/sg.h 390 stropts.h 391 sys/conf.h 392 sys/eventfd.h 393 sys/fanotify.h 394 sys/ipc.h 395 sys/msg.h 396 sys/quota.h 397 sys/reg.h 398 sys/sem.h 399 sys/shm.h 400 sys/signalfd.h 401 sys/xattr.h 402 ustat.h 403])) 404 405AC_CHECK_HEADERS([asm/sigcontext.h],,, [#include <signal.h>]) 406 407AC_CHECK_HEADERS([netinet/tcp.h netinet/udp.h],,, [#include <netinet/in.h>]) 408 409AC_CHECK_HEADERS([linux/mqueue.h],,, [#include <linux/types.h>]) 410 411AC_CHECK_HEADERS(m4_normalize([ 412 linux/netfilter_arp/arp_tables.h 413 linux/netfilter_bridge/ebtables.h 414 linux/netfilter_ipv4/ip_tables.h 415 linux/netfilter_ipv6/ip6_tables.h 416]),,, [#include <netinet/in.h> 417#include <net/if.h>]) 418 419AC_CHECK_HEADERS([linux/input.h], [ 420 AC_CHECK_MEMBERS([struct input_absinfo.resolution],,, [#include <linux/input.h>]) 421]) 422 423AC_CHECK_HEADERS([linux/bpf.h], [ 424 AC_CACHE_CHECK([whether union bpf_attr.log_buf initialization works], 425 [st_cv_have_union_bpf_attr_log_buf], 426 [AC_COMPILE_IFELSE( 427 [AC_LANG_PROGRAM([[#include <linux/bpf.h>]], 428 [[union bpf_attr a = { .log_buf = 0 };]])], 429 [st_cv_have_union_bpf_attr_log_buf=yes], 430 [st_cv_have_union_bpf_attr_log_buf=no])]) 431 if test $st_cv_have_union_bpf_attr_log_buf = yes; then 432 AC_DEFINE(HAVE_UNION_BPF_ATTR_LOG_BUF, [1], 433 [Define to 1 if union bpf_attr.log_buf initialization works]) 434 fi 435 AC_CACHE_CHECK([whether union bpf_attr.bpf_fd initialization works], 436 [st_cv_have_union_bpf_attr_bpf_fd], 437 [AC_COMPILE_IFELSE( 438 [AC_LANG_PROGRAM([[#include <linux/bpf.h>]], 439 [[union bpf_attr a = { .bpf_fd = 0 };]])], 440 [st_cv_have_union_bpf_attr_bpf_fd=yes], 441 [st_cv_have_union_bpf_attr_bpf_fd=no])]) 442 if test $st_cv_have_union_bpf_attr_bpf_fd = yes; then 443 AC_DEFINE(HAVE_UNION_BPF_ATTR_BPF_FD, [1], 444 [Define to 1 if union bpf_attr.bpf_fd initialization works]) 445 fi 446 AC_CACHE_CHECK([whether union bpf_attr.attach_flags initialization works], 447 [st_cv_have_union_bpf_attr_attach_flags], 448 [AC_COMPILE_IFELSE( 449 [AC_LANG_PROGRAM([[#include <linux/bpf.h>]], 450 [[union bpf_attr a = { .attach_flags = 0 };]])], 451 [st_cv_have_union_bpf_attr_attach_flags=yes], 452 [st_cv_have_union_bpf_attr_attach_flags=no])]) 453 if test $st_cv_have_union_bpf_attr_attach_flags = yes; then 454 AC_DEFINE(HAVE_UNION_BPF_ATTR_ATTACH_FLAGS, [1], 455 [Define to 1 if union bpf_attr.attach_flags initialization works]) 456 fi 457]) 458 459AC_CHECK_TYPES([struct statfs], [ 460 AC_CHECK_MEMBERS([struct statfs.f_frsize],,, [#include <linux/types.h> 461#include <asm/statfs.h>]) 462 AC_CHECK_MEMBERS([struct statfs.f_flags],,, [#include <linux/types.h> 463#include <asm/statfs.h>]) 464 AC_CHECK_MEMBERS([struct statfs.f_fsid.val],,, [#include <linux/types.h> 465#include <asm/statfs.h>]) 466 AC_CHECK_MEMBERS([struct statfs.f_fsid.__val],,, [#include <linux/types.h> 467#include <asm/statfs.h>]) 468],, [#include <linux/types.h> 469#include <asm/statfs.h>]) 470 471AC_CHECK_TYPES([struct statfs64], [ 472 AC_CHECK_MEMBERS([struct statfs64.f_frsize],,, [#include <linux/types.h> 473#include <asm/statfs.h>]) 474 AC_CHECK_MEMBERS([struct statfs64.f_flags],,, [#include <linux/types.h> 475#include <asm/statfs.h>]) 476 AC_CHECK_MEMBERS([struct statfs64.f_fsid.val],,, [#include <linux/types.h> 477#include <asm/statfs.h>]) 478 AC_CHECK_MEMBERS([struct statfs64.f_fsid.__val],,, [#include <linux/types.h> 479#include <asm/statfs.h>]) 480],, [#include <linux/types.h> 481#include <asm/statfs.h>]) 482 483AC_CHECK_TYPES([struct blk_user_trace_setup],,, [#include <linux/blktrace_api.h>]) 484 485AC_CHECK_HEADERS([linux/btrfs.h], [ 486 AC_CHECK_MEMBERS(m4_normalize([ 487 struct btrfs_ioctl_feature_flags.compat_flags, 488 struct btrfs_ioctl_fs_info_args.nodesize, 489 struct btrfs_ioctl_defrag_range_args.start, 490 struct btrfs_ioctl_search_args_v2.buf_size 491 ]),,, [ #include <stdio.h> 492#include <linux/btrfs.h>]) 493 AC_CHECK_DECLS(m4_normalize([BTRFS_COMPRESS_NONE, BTRFS_COMPRESS_ZLIB, 494 BTRFS_COMPRESS_LZO]),,,[ #include <stdio.h> 495#include <linux/btrfs.h>])]) 496 497AC_CHECK_DECLS([sys_errlist]) 498AC_CHECK_DECLS(m4_normalize([ 499 PTRACE_PEEKUSER, 500 PTRACE_POKEUSER 501]),,, [#include <sys/ptrace.h>]) 502 503AC_CHECK_DECLS(m4_normalize([ 504 P_PID, 505 P_PPID, 506 P_PGID, 507 P_SID, 508 P_CID, 509 P_UID, 510 P_GID, 511 P_ALL, 512 P_LWPID 513]),,, [#include <sys/wait.h>]) 514 515AC_CHECK_DECLS(m4_normalize([ 516 LO_FLAGS_READ_ONLY, 517 LO_FLAGS_USE_AOPS, 518 LO_FLAGS_AUTOCLEAR, 519 LO_FLAGS_PARTSCAN, 520 LO_FLAGS_DIRECT_IO 521]),,, [#include <linux/loop.h>]) 522 523AC_CHECK_DECLS(m4_normalize([ 524 CTL_PROC, 525 CTL_ARLAN, 526 CTL_S390DBF, 527 CTL_SUNRPC, 528 CTL_PM, 529 CTL_FRV, 530 KERN_PRINTK_RATELIMIT, 531 KERN_PRINTK_RATELIMIT_BURST, 532 KERN_PTY, 533 KERN_NGROUPS_MAX, 534 KERN_SPARC_SCONS_PWROFF, 535 KERN_HZ_TIMER, 536 KERN_UNKNOWN_NMI_PANIC, 537 KERN_BOOTLOADER_TYPE, 538 KERN_RANDOMIZE, 539 KERN_SETUID_DUMPABLE, 540 KERN_SPIN_RETRY, 541 KERN_ACPI_VIDEO_FLAGS, 542 KERN_IA64_UNALIGNED, 543 KERN_COMPAT_LOG, 544 KERN_MAX_LOCK_DEPTH, 545 KERN_NMI_WATCHDOG, 546 KERN_PANIC_ON_NMI, 547 NET_LLC, 548 NET_NETFILTER, 549 NET_DCCP, 550 NET_IRDA, 551 NET_CORE_DESTROY_DELAY, 552 NET_CORE_BUDGET, 553 NET_CORE_AEVENT_ETIME, 554 NET_CORE_AEVENT_RSEQTH, 555 NET_CORE_WARNINGS, 556 NET_IPV4_IGMP_MAX_MSF, 557 NET_TCP_NO_METRICS_SAVE, 558 NET_TCP_DEFAULT_WIN_SCALE, 559 NET_TCP_MODERATE_RCVBUF, 560 NET_TCP_TSO_WIN_DIVISOR, 561 NET_TCP_BIC_BETA, 562 NET_IPV4_ICMP_ERRORS_USE_INBOUND_IFADDR, 563 NET_TCP_CONG_CONTROL, 564 NET_TCP_ABC, 565 NET_IPV4_IPFRAG_MAX_DIST, 566 NET_TCP_MTU_PROBING, 567 NET_TCP_BASE_MSS, 568 NET_IPV4_TCP_WORKAROUND_SIGNED_WINDOWS, 569 NET_TCP_DMA_COPYBREAK, 570 NET_TCP_SLOW_START_AFTER_IDLE, 571 NET_CIPSOV4_CACHE_ENABLE, 572 NET_CIPSOV4_CACHE_BUCKET_SIZE, 573 NET_CIPSOV4_RBM_OPTFMT, 574 NET_CIPSOV4_RBM_STRICTVALID, 575 NET_TCP_AVAIL_CONG_CONTROL, 576 NET_TCP_ALLOWED_CONG_CONTROL, 577 NET_TCP_MAX_SSTHRESH, 578 NET_TCP_FRTO_RESPONSE, 579 NET_IPV4_ROUTE_GC_MIN_INTERVAL_MS, 580 NET_IPV4_CONF_FORCE_IGMP_VERSION, 581 NET_IPV4_CONF_ARP_ANNOUNCE, 582 NET_IPV4_CONF_ARP_IGNORE, 583 NET_IPV4_CONF_PROMOTE_SECONDARIES, 584 NET_IPV4_CONF_ARP_ACCEPT, 585 NET_IPV4_CONF_ARP_NOTIFY, 586 NET_IPV6_MLD_MAX_MSF, 587 NET_IPV6_ROUTE_GC_MIN_INTERVAL_MS, 588 VM_MAX_MAP_COUNT, 589 VM_LAPTOP_MODE, 590 VM_BLOCK_DUMP, 591 VM_HUGETLB_GROUP, 592 VM_VFS_CACHE_PRESSURE, 593 VM_LEGACY_VA_LAYOUT, 594 VM_SWAP_TOKEN_TIMEOUT 595]),,, 596[#include <sys/types.h> 597#include <linux/sysctl.h>]) 598 599AC_CHECK_DECLS(m4_normalize([ 600 V4L2_FIELD_ANY, 601 V4L2_FIELD_NONE, 602 V4L2_FIELD_TOP, 603 V4L2_FIELD_BOTTOM, 604 V4L2_FIELD_INTERLACED, 605 V4L2_FIELD_SEQ_TB, 606 V4L2_FIELD_SEQ_BT, 607 V4L2_FIELD_ALTERNATE, 608 V4L2_FIELD_INTERLACED_TB, 609 V4L2_FIELD_INTERLACED_BT, 610 V4L2_BUF_TYPE_VIDEO_CAPTURE, 611 V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE, 612 V4L2_BUF_TYPE_VIDEO_OUTPUT, 613 V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE, 614 V4L2_BUF_TYPE_VIDEO_OVERLAY, 615 V4L2_BUF_TYPE_VBI_CAPTURE, 616 V4L2_BUF_TYPE_VBI_OUTPUT, 617 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE, 618 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT, 619 V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY, 620 V4L2_BUF_TYPE_SDR_CAPTURE, 621 V4L2_BUF_TYPE_SDR_OUTPUT, 622 V4L2_TUNER_RADIO, 623 V4L2_TUNER_ANALOG_TV, 624 V4L2_TUNER_DIGITAL_TV, 625 V4L2_MEMORY_MMAP, 626 V4L2_MEMORY_USERPTR, 627 V4L2_MEMORY_OVERLAY, 628 V4L2_MEMORY_DMABUF, 629 V4L2_COLORSPACE_SMPTE170M, 630 V4L2_COLORSPACE_SMPTE240M, 631 V4L2_COLORSPACE_REC709, 632 V4L2_COLORSPACE_BT878, 633 V4L2_COLORSPACE_470_SYSTEM_M, 634 V4L2_COLORSPACE_470_SYSTEM_BG, 635 V4L2_COLORSPACE_JPEG, 636 V4L2_COLORSPACE_SRGB, 637 V4L2_PRIORITY_UNSET, 638 V4L2_PRIORITY_BACKGROUND, 639 V4L2_PRIORITY_INTERACTIVE, 640 V4L2_PRIORITY_RECORD, 641 V4L2_FRMSIZE_TYPE_DISCRETE, 642 V4L2_FRMSIZE_TYPE_CONTINUOUS, 643 V4L2_FRMSIZE_TYPE_STEPWISE, 644 V4L2_FRMIVAL_TYPE_DISCRETE, 645 V4L2_FRMIVAL_TYPE_CONTINUOUS, 646 V4L2_FRMIVAL_TYPE_STEPWISE, 647 V4L2_CTRL_TYPE_INTEGER, 648 V4L2_CTRL_TYPE_BOOLEAN, 649 V4L2_CTRL_TYPE_MENU, 650 V4L2_CTRL_TYPE_BUTTON, 651 V4L2_CTRL_TYPE_INTEGER64, 652 V4L2_CTRL_TYPE_CTRL_CLASS, 653 V4L2_CTRL_TYPE_STRING, 654 V4L2_CTRL_TYPE_BITMASK, 655 V4L2_CTRL_TYPE_INTEGER_MENU 656]),,, [#include <sys/time.h> 657#include <linux/ioctl.h> 658#include <linux/types.h> 659#include <linux/videodev2.h>]) 660 661AC_CHECK_MEMBERS(m4_normalize([ 662 struct v4l2_window.global_alpha, 663 struct v4l2_sdr_format.buffersize 664]),,, [#include <sys/time.h> 665#include <linux/ioctl.h> 666#include <linux/types.h> 667#include <linux/videodev2.h>]) 668 669AC_CACHE_CHECK([for BLKGETSIZE64], [ac_cv_have_blkgetsize64], 670 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([ 671#include <stdlib.h> 672#include <linux/fs.h>], [return !BLKGETSIZE64;])], 673 [ac_cv_have_blkgetsize64=yes], [ac_cv_have_blkgetsize64=no])] 674 if test $ac_cv_have_blkgetsize64 = yes; then 675 AC_DEFINE([HAVE_BLKGETSIZE64], [1], [Define to 1 if you have BLKGETSIZE64.]) 676 fi) 677 678AC_CHECK_SIZEOF([long]) 679AC_CHECK_SIZEOF([long long]) 680AC_CHECK_SIZEOF([off_t],,[#include <sys/types.h>]) 681AC_CHECK_SIZEOF([kernel_long_t],,[#include "$srcdir/kernel_types.h"]) 682AC_CHECK_SIZEOF([struct i64_i32],,[struct i64_i32 {long long i64; int i32;};]) 683 684AC_CACHE_CHECK([for SIGRTMIN], [st_cv_SIGRTMIN], 685 [[st_cv_SIGRTMIN="$(echo SIGRTMIN | 686 $CPP $CPPFLAGS -P -imacros asm/signal.h - | 687 grep '^[0-9]')" 688 test -n "$st_cv_SIGRTMIN" || st_cv_SIGRTMIN=no]]) 689if test "x$st_cv_SIGRTMIN" != xno; then 690 AC_DEFINE_UNQUOTED([ASM_SIGRTMIN], [$st_cv_SIGRTMIN], 691 [SIGRTMIN defined in <asm/signal.h>]) 692fi 693AC_CACHE_CHECK([for SA_RESTORER], [st_cv_SA_RESTORER], 694 [st_cv_SA_RESTORER="$(echo SA_RESTORER | 695 $CPP $CPPFLAGS -P -imacros asm/signal.h - | 696 grep ^0x)" 697 test -n "$st_cv_SA_RESTORER" || st_cv_SA_RESTORER=no]) 698if test "x$st_cv_SA_RESTORER" != xno; then 699 AC_DEFINE_UNQUOTED([ASM_SA_RESTORER], [$st_cv_SA_RESTORER], 700 [SA_RESTORER defined in <asm/signal.h>]) 701fi 702 703AC_CACHE_CHECK([for __builtin_popcount], [st_cv_have___builtin_popcount], 704 [AC_LINK_IFELSE([AC_LANG_PROGRAM([], [__builtin_popcount(0)])], 705 [st_cv_have___builtin_popcount=yes], 706 [st_cv_have___builtin_popcount=no])]) 707if test "x$st_cv_have___builtin_popcount" = xyes; then 708 AC_DEFINE([HAVE___BUILTIN_POPCOUNT], [1], 709 [Define to 1 if the system provides __builtin_popcount function]) 710fi 711 712AC_CACHE_CHECK([for program_invocation_name], [st_cv_have_program_invocation_name], 713 [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <errno.h>]], 714 [[return !*program_invocation_name]])], 715 [st_cv_have_program_invocation_name=yes], 716 [st_cv_have_program_invocation_name=no])]) 717if test "x$st_cv_have_program_invocation_name" = xyes; then 718 AC_DEFINE([HAVE_PROGRAM_INVOCATION_NAME], [1], 719 [Define to 1 if the system provides program_invocation_name variable]) 720fi 721 722AC_CHECK_LIB([dl], [dladdr], [dl_LIBS='-ldl'], [dl_LIBS=]) 723if test "x$ac_cv_lib_dl_dladdr" = xyes; then 724 AC_DEFINE([HAVE_DLADDR], [1], [Define to 1 if the system provides dladdr]) 725fi 726AC_SUBST(dl_LIBS) 727 728AC_PATH_PROG([PERL], [perl]) 729 730dnl stack trace with libunwind 731libunwind_CPPFLAGS= 732libunwind_LDFLAGS= 733libunwind_LIBS= 734AC_ARG_WITH([libunwind], 735 [AS_HELP_STRING([--with-libunwind], 736 [use libunwind to implement stack tracing support])], 737 [case "${withval}" in 738 yes|no|check) ;; 739 *) with_libunwind=yes 740 libunwind_CPPFLAGS="-I${withval}/include" 741 libunwind_LDFLAGS="-L${withval}/lib" ;; 742 esac], 743 [with_libunwind=check] 744) 745 746use_libunwind=no 747AS_IF([test "x$with_libunwind" != xno], 748 [saved_CPPFLAGS="$CPPFLAGS" 749 CPPFLAGS="$CPPFLAGS $libunwind_CPPFLAGS" 750 751 AC_CHECK_HEADERS([libunwind-ptrace.h], 752 [saved_LDFLAGS="$LDFLAGS" 753 LDFLAGS="$LDFLAGS $libunwind_LDFLAGS" 754 755 AC_CHECK_LIB([unwind], [backtrace], 756 [libunwind_LIBS="-lunwind $libunwind_LIBS" 757 758 AC_MSG_CHECKING([for unw_create_addr_space in libunwind-generic]) 759 saved_LIBS="$LIBS" 760 LIBS="-lunwind-generic $libunwind_LIBS $LIBS" 761 762 AC_LINK_IFELSE( 763 [AC_LANG_PROGRAM([[#include <libunwind-ptrace.h>]], 764 [[return !unw_create_addr_space(0, 0)]]) 765 ], 766 [AC_MSG_RESULT([yes]) 767 libunwind_LIBS="-lunwind-generic $libunwind_LIBS" 768 769 AC_CHECK_LIB([unwind-ptrace], [_UPT_create], 770 [libunwind_LIBS="-lunwind-ptrace $libunwind_LIBS" 771 use_libunwind=yes 772 ], 773 [if test "x$with_libunwind" != xcheck; then 774 AC_MSG_FAILURE([failed to find _UPT_create in libunwind-ptrace]) 775 fi 776 ], 777 [$libunwind_LIBS] 778 ) 779 ], 780 [AC_MSG_RESULT([no]) 781 if test "x$with_libunwind" != xcheck; then 782 AC_MSG_FAILURE([failed to find unw_create_addr_space in libunwind-generic]) 783 fi 784 ] 785 ) 786 787 LIBS="$saved_LIBS" 788 ], 789 [if test "x$with_libunwind" != xcheck; then 790 AC_MSG_FAILURE([failed to find libunwind]) 791 fi 792 ], 793 [$libunwind_LIBS] 794 ) 795 796 LDFLAGS="$saved_LDFLAGS" 797 ], 798 [if test "x$with_libunwind" != xcheck; then 799 AC_MSG_FAILURE([failed to find libunwind-ptrace.h]) 800 fi 801 ] 802 ) 803 804 CPPFLAGS="$saved_CPPFLAGS" 805 ] 806) 807 808dnl enable libunwind 809AC_MSG_CHECKING([whether to enable stack tracing support using libunwind]) 810if test "x$use_libunwind" = xyes; then 811 AC_DEFINE([USE_LIBUNWIND], 1, [Compile stack tracing functionality]) 812 AC_SUBST(libunwind_LIBS) 813 AC_SUBST(libunwind_LDFLAGS) 814 AC_SUBST(libunwind_CPPFLAGS) 815fi 816AM_CONDITIONAL([USE_LIBUNWIND], [test "x$use_libunwind" = xyes]) 817AC_MSG_RESULT([$use_libunwind]) 818 819if test "$arch" = mips && test "$no_create" != yes; then 820 mkdir -p linux/mips 821 if $srcdir/linux/mips/genstub.sh linux/mips; then 822 AC_MSG_RESULT([Generated MIPS syscallent stubs]) 823 else 824 AC_MSG_FAILURE([Failed to generate syscallent stubs]) 825 fi 826fi 827 828st_MPERS([m32], [aarch64|powerpc64|sparc64|tile|x32|x86_64]) 829st_MPERS([mx32], [x86_64]) 830 831AX_VALGRIND_DFLT([sgcheck], [off]) 832AX_VALGRIND_CHECK 833 834AC_CONFIG_FILES([Makefile 835 tests/Makefile 836 tests-m32/Makefile 837 tests-mx32/Makefile 838 strace.spec 839 debian/changelog]) 840AC_OUTPUT 841