2 # Process this file with autoconf to produce a configure script.
4 # Copyright (C) 1991-2023 Free Software Foundation, Inc.
6 # This program is free software: you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation, either version 3 of the License, or
9 # (at your option) any later version.
11 # This program is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 # GNU General Public License for more details.
16 # You should have received a copy of the GNU General Public License
17 # along with this program. If not, see <https://www.gnu.org/licenses/>.
19 dnl Written by Jim Meyering.
23 # Make inter-release version strings look like, e.g., v6.9-219-g58ddd, which
24 # indicates that it is built from the 219th delta (in _some_ repository)
25 # following the v6.9 tag, and that 58ddd is a prefix of the commit SHA1.
26 # The explicit URL can be removed when autoconf > 2.69 is released.
27 AC_INIT([GNU coreutils],
28 m4_esyscmd([build-aux/git-version-gen .tarball-version]),
29 [bug-coreutils@gnu.org],
31 [https://www.gnu.org/software/coreutils/])
33 AC_CONFIG_SRCDIR([src/ls.c])
35 AC_CONFIG_AUX_DIR([build-aux])
36 AC_CONFIG_HEADERS([lib/config.h:lib/config.hin])
38 AM_INIT_AUTOMAKE([1.11.2 dist-xz color-tests parallel-tests subdir-objects])
39 AM_SILENT_RULES([yes]) # make --enable-silent-rules the default.
41 dnl POSIXCHECK is worthwhile for maintainers, but adds several seconds
42 dnl (more than 10% execution time) to ./configure, with no benefit for
43 dnl most users. Using it to look for bugs requires:
44 dnl GNULIB_POSIXCHECK=1 autoreconf -f
48 dnl make CFLAGS=-DGNULIB_POSIXCHECK=1
49 dnl FIXME: Once we figure out how to avoid false positives, we should
50 dnl have 'make my-distcheck' in dist-check.mk exercise this.
51 m4_syscmd([test "${GNULIB_POSIXCHECK+set}" = set])
52 m4_if(m4_sysval, [0], [], [dnl
53 gl_ASSERT_NO_GNULIB_POSIXCHECK])
58 AC_PROG_GCC_TRADITIONAL
63 gl_SET_CRYPTO_CHECK_DEFAULT([auto-gpl-compat])
67 # The test suite needs to know if we have a working perl.
68 AM_CONDITIONAL([HAVE_PERL], [test "$gl_cv_prog_perl" != no])
70 # gl_GCC_VERSION_IFELSE([major], [minor], [run-if-found], [run-if-not-found])
71 # ------------------------------------------------
72 # If $CPP is gcc-MAJOR.MINOR or newer, then run RUN-IF-FOUND.
73 # Otherwise, run RUN-IF-NOT-FOUND.
74 AC_DEFUN([gl_GCC_VERSION_IFELSE],
78 #if ($1) < __GNUC__ || (($1) == __GNUC__ && ($2) <= __GNUC_MINOR__)
81 # error "your version of gcc is older than $1.$2"
88 AC_ARG_ENABLE([single-binary],
89 [AS_HELP_STRING([--enable-single-binary=[shebangs|symlinks]],
90 [Compile all the tools in a single binary, reducing the overall size.
91 When compiled this way, shebangs (default when enabled) or symlinks are
92 installed for each tool that points to the single binary.])],
93 [gl_single_binary=no ;
95 yes) gl_single_binary=shebangs ;;
96 no|shebangs|symlinks) gl_single_binary=$enableval ;;
97 *) AC_MSG_ERROR([bad value $enableval for single-binary option.
98 Options are: symlinks, shebangs, no.]) ;;
100 [gl_single_binary=no]
102 AC_ARG_ENABLE([single-binary-exceptions],
103 [AS_HELP_STRING([--enable-single-binary-exceptions=PROG_LIST],
104 [When used with --enable-single-binary, exclude the PROG_LIST from
105 it, so these programs are compiled as separated files
106 (comma-separated, default none))])],
107 [gl_single_binary_exceptions=$enableval],
108 [gl_single_binary_exceptions=]
110 if test "$gl_single_binary" = 'symlinks'; then
111 if ! test "`echo ls | sed \"$program_transform_name\"`" = 'ls'; then
112 AC_MSG_ERROR([program name transformations are not currently supported
113 with --enable-single-binary=symlinks.])
116 AM_CONDITIONAL([SINGLE_BINARY], [test "$gl_single_binary" != no])
118 AC_ARG_ENABLE([bold-man-page-references],
119 [AS_HELP_STRING([--disable-bold-man-page-references],
120 [When generating man pages, do not apply bold style around any
121 references like name(1) etc.])],
122 [gl_bold_manpages=yes ;
124 no|yes) gl_bold_manpages=$enableval ;;
125 *) AC_MSG_ERROR([bad value $enableval for bold-man-page-references.
126 Options are: yes, no.]) ;;
128 [gl_bold_manpages=yes]
130 AM_CONDITIONAL([BOLD_MAN_REFS], [test "$gl_bold_manpages" != no])
132 AC_ARG_ENABLE([gcc-warnings],
133 [AS_HELP_STRING([--enable-gcc-warnings@<:@=TYPE@:>@],
134 [control generation of GCC warnings. The TYPE 'no' disables
135 warnings (default for non-developer builds); 'yes' generates
136 cheap warnings if available (default for developer builds);
137 'expensive' in addition generates expensive-to-compute warnings
141 *) AC_MSG_ERROR([bad value $enableval for gcc-warnings option]) ;;
143 gl_gcc_warnings=$enableval],
145 # GCC provides fine-grained control over diagnostics which
146 # is used in gnulib for example to suppress warnings from
147 # certain sections of code. So if this is available and
148 # we're running from a git repo, then auto enable the warnings.
150 gl_GCC_VERSION_IFELSE([4], [6],
151 [test -d "$srcdir"/.git \
152 && ! test -f "$srcdir"/.tarball-version \
153 && gl_gcc_warnings=yes])]
156 if test $gl_gcc_warnings != no; then
157 gl_WARN_ADD([-Werror], [WERROR_CFLAGS])
158 AC_SUBST([WERROR_CFLAGS])
161 AS_IF([test $gl_gcc_warnings != expensive],
162 [# -fanalyzer and related options slow GCC considerably.
163 ew="$ew -fanalyzer -Wno-analyzer-malloc-leak"])
165 # This, $nw, is the list of warnings we disable.
167 nw="$nw -Wdeclaration-after-statement" # too useful to forbid
168 nw="$nw -Waggregate-return" # anachronistic
169 nw="$nw -Wlong-long" # C90 is anachronistic (lib/gethrxtime.h)
170 nw="$nw -Wc++-compat" # We don't care about C++ compilers
171 nw="$nw -Wundef" # Warns on '#if GNULIB_FOO' etc in gnulib
172 nw="$nw -Wtraditional" # Warns on #elif which we use often
173 nw="$nw -Wcast-qual" # Too many warnings for now
174 nw="$nw -Wconversion" # Too many warnings for now
175 nw="$nw -Wsystem-headers" # Don't let system headers trigger warnings
176 nw="$nw -Wsign-conversion" # Too many warnings for now
177 nw="$nw -Wtraditional-conversion" # Too many warnings for now
178 nw="$nw -Wunreachable-code" # Too many warnings for now
179 nw="$nw -Wpadded" # Our structs are not padded
180 nw="$nw -Wredundant-decls" # openat.h declares e.g., mkdirat
181 nw="$nw -Wformat-nonliteral" # who.c and pinky.c strftime uses
182 nw="$nw -Wnested-externs" # use of XARGMATCH/verify_function__
183 nw="$nw -Wswitch-enum" # Too many warnings for now
184 nw="$nw -Wswitch-default" # Too many warnings for now
185 nw="$nw -Wstack-protector" # not worth working around
186 nw="$nw -Wformat-overflow=2" # False alarms due to GCC bug 80776
187 nw="$nw -Wformat-truncation=2" # False alarm in ls.c, probably related
188 # things I might fix soon:
189 nw="$nw -Wfloat-equal" # sort.c, seq.c
190 nw="$nw -Wmissing-format-attribute" # copy.c
191 nw="$nw -Wunsafe-loop-optimizations" # a few src/*.c
192 nw="$nw -Winline" # system.h's readdir_ignoring_dot_and_dotdot
193 nw="$nw -Wvector-operation-performance" # warns about randperm.c
195 # Suppress noreturn warnings with single binaries; otherwise
196 # GCC complains about the renamed 'main' not being declared noreturn
197 # because 'main_exit' calls 'exit' when linting.
198 if test "$gl_single_binary" != no; then
199 nw="$nw -Wsuggest-attribute=noreturn"
202 # Using -Wstrict-overflow is a pain, but the alternative is worse.
203 # For an example, see the code that provoked this report:
204 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=33498
205 # Code like that still infloops with gcc-4.6.0 and -O2. Scary indeed.
207 gl_MANYWARN_ALL_GCC([ws])
208 gl_MANYWARN_COMPLEMENT([ws], [$ws], [$nw])
212 gl_WARN_ADD([-Wno-sign-compare]) # Too many warnings for now
213 gl_WARN_ADD([-Wno-unused-parameter]) # Too many warnings for now
214 gl_WARN_ADD([-Wno-format-nonliteral])
216 # clang is unduly picky about some things.
217 AC_CACHE_CHECK([whether the compiler is clang], [utils_cv_clang],
224 [utils_cv_clang=yes],
225 [utils_cv_clang=no])])
226 if test $utils_cv_clang = yes; then
227 gl_WARN_ADD([-Wno-format-extra-args])
228 gl_WARN_ADD([-Wno-tautological-constant-out-of-range-compare])
231 gl_WARN_ADD([-fdiagnostics-show-option])
232 gl_WARN_ADD([-funit-at-a-time])
234 AC_SUBST([WARN_CFLAGS])
236 AC_DEFINE([lint], [1], [Define to 1 if the compiler is checking for lint.])
237 AH_VERBATIM([FORTIFY_SOURCE],
238 [/* Enable compile-time and run-time bounds-checking, and some warnings,
239 without upsetting glibc 2.15+. */
240 #if !defined _FORTIFY_SOURCE && defined __OPTIMIZE__ && __OPTIMIZE__
241 # define _FORTIFY_SOURCE 2
244 AC_DEFINE([GNULIB_PORTCHECK], [1], [enable some gnulib portability checks])
246 # We use a slightly smaller set of warning options for lib/.
247 # Remove the following and save the result in GNULIB_WARN_CFLAGS.
249 nw="$nw -Wduplicated-branches" # Too many false alarms
250 nw="$nw -Wformat-truncation=2"
251 nw="$nw -Wstrict-overflow"
252 nw="$nw -Wuninitialized"
253 nw="$nw -Wunused-macros"
254 nw="$nw -Wmissing-prototypes"
255 nw="$nw -Wold-style-definition"
256 # FIXME: it may be easy to remove this, since it affects only one file:
257 # the snprintf call at ftoastr.c:132.
258 nw="$nw -Wdouble-promotion"
260 # FIXME: remove this line when gcc improves
261 # FP in careadlinkat.c w/gcc 10.0.1 20200205
262 gl_WARN_ADD([-Wno-return-local-addr])
264 # FIXME: remove this line when gcc improves
265 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88443
266 gl_WARN_ADD([-Wno-stringop-overflow])
268 gl_MANYWARN_COMPLEMENT([GNULIB_WARN_CFLAGS], [$WARN_CFLAGS], [$nw])
269 AC_SUBST([GNULIB_WARN_CFLAGS])
271 # For gnulib-tests, the set is slightly smaller still.
273 nw="$nw -Wstrict-prototypes"
274 # It's not worth being this picky about test programs.
275 nw="$nw -Wsuggest-attribute=const"
276 nw="$nw -Wsuggest-attribute=format"
277 nw="$nw -Wsuggest-attribute=pure"
278 gl_MANYWARN_COMPLEMENT([GNULIB_TEST_WARN_CFLAGS],
279 [$GNULIB_WARN_CFLAGS], [$nw])
280 AC_SUBST([GNULIB_TEST_WARN_CFLAGS])
286 AC_CHECK_FUNCS([chroot],
287 gl_ADD_PROG([optional_bin_progs], [chroot]))
288 AC_CHECK_FUNCS([gethostid],
289 gl_ADD_PROG([optional_bin_progs], [hostid]))
290 AC_CHECK_FUNCS([sigsuspend],
291 gl_ADD_PROG([optional_bin_progs], [timeout]))
295 AC_MSG_CHECKING([whether localtime caches TZ])
296 AC_CACHE_VAL([utils_cv_localtime_cache],
297 [if test x$ac_cv_func_tzset = xyes; then
298 AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <time.h>
302 extern char **environ;
306 for (to = from = environ; (*to = *from); from++)
307 if (! (to[0][0] == 'T' && to[0][1] == 'Z' && to[0][2] == '='))
313 time_t now = time ((time_t *) 0);
314 int hour_GMT0, hour_unset;
315 if (putenv ("TZ=GMT0") != 0)
317 hour_GMT0 = localtime (&now)->tm_hour;
319 hour_unset = localtime (&now)->tm_hour;
320 if (putenv ("TZ=PST8") != 0)
322 if (localtime (&now)->tm_hour == hour_GMT0)
325 if (localtime (&now)->tm_hour != hour_unset)
329 [utils_cv_localtime_cache=no],
330 [utils_cv_localtime_cache=yes],
331 [# If we have tzset, assume the worst when cross-compiling.
332 utils_cv_localtime_cache=yes])
334 # If we lack tzset, report that localtime does not cache TZ,
335 # since we can't invalidate the cache if we don't have tzset.
336 utils_cv_localtime_cache=no
338 AC_MSG_RESULT([$utils_cv_localtime_cache])
339 if test $utils_cv_localtime_cache = yes; then
340 AC_DEFINE([LOCALTIME_CACHE], [1], [FIXME])
344 AC_CHECK_FUNCS([fclonefileat])
346 # Assume that if getattrat exists, it's compatible with Solaris 11.
347 AC_CHECK_FUNCS([getattrat])
348 if test $ac_cv_func_getattrat = yes; then
350 AC_SUBST([LIB_NVPAIR])
353 # glibc >= 2.28 and linux kernel >= 4.11
354 AC_CHECK_FUNCS([statx])
356 # SCO-ODT-3.0 is reported to need -los to link programs using initgroups
357 AC_CHECK_FUNCS([initgroups])
358 if test $ac_cv_func_initgroups = no; then
359 AC_CHECK_LIB([os], [initgroups])
362 AC_CHECK_FUNCS([syslog])
363 if test $ac_cv_func_syslog = no; then
364 # syslog is not in the default libraries. See if it's in some other.
365 for lib in bsd socket inet; do
366 AC_CHECK_LIB([$lib], [syslog], [AC_DEFINE([HAVE_SYSLOG], [1], [FIXME])
367 LIBS="$LIBS -l$lib"; break])
371 AC_CACHE_CHECK([for 3-argument setpriority function],
372 [utils_cv_func_setpriority],
375 [[#include <sys/time.h>
376 #include <sys/resource.h>
378 [[setpriority (0, 0, 0);]])],
379 [utils_cv_func_setpriority=yes],
380 [utils_cv_func_setpriority=no])])
381 if test $utils_cv_func_setpriority = no; then
382 AC_CHECK_FUNCS([nice])
384 case $utils_cv_func_setpriority,$ac_cv_func_nice in
386 gl_ADD_PROG([optional_bin_progs], [nice])
389 if test "$cross_compiling" = yes || test -c /dev/stdin <.; then
390 AC_DEFINE([DEV_FD_MIGHT_BE_CHR], [1],
391 [Define to 1 if /dev/std{in,out,err} and /dev/fd/N, if they exist, might be
392 character-special devices whose minor device number is the file
393 descriptor number, such as on Solaris. Leave undefined if they are
394 definitely the actual files. This determination should be done after any
395 symbolic links are followed.])
398 AC_DEFUN([coreutils_DUMMY_1],
400 AC_REQUIRE([gl_READUTMP])
401 if test $ac_cv_header_utmp_h = yes || test $ac_cv_header_utmpx_h = yes; then
402 gl_ADD_PROG([optional_bin_progs], [who])
403 gl_ADD_PROG([optional_bin_progs], [users])
404 gl_ADD_PROG([optional_bin_progs], [pinky])
409 AC_MSG_CHECKING([ut_host in struct utmp])
410 AC_CACHE_VAL([su_cv_func_ut_host_in_utmp],
411 [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
414 int s = sizeof ut.ut_host;]])],
415 [su_cv_func_ut_host_in_utmp=yes],
416 [su_cv_func_ut_host_in_utmp=no])])
417 AC_MSG_RESULT([$su_cv_func_ut_host_in_utmp])
418 if test $su_cv_func_ut_host_in_utmp = yes; then
420 AC_DEFINE([HAVE_UT_HOST], [1], [FIXME])
423 if test -z "$have_ut_host"; then
424 AC_MSG_CHECKING([ut_host in struct utmpx])
425 AC_CACHE_VAL([su_cv_func_ut_host_in_utmpx],
426 [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
429 int s = sizeof ut.ut_host;]])],
430 [su_cv_func_ut_host_in_utmpx=yes],
431 [su_cv_func_ut_host_in_utmpx=no])])
432 AC_MSG_RESULT([$su_cv_func_ut_host_in_utmpx])
433 if test $su_cv_func_ut_host_in_utmpx = yes; then
434 AC_DEFINE([HAVE_UTMPX_H], [1], [FIXME])
435 AC_DEFINE([HAVE_UT_HOST], [1], [FIXME])
439 GNULIB_BOOT_TIME([gl_ADD_PROG([optional_bin_progs], [uptime])])
441 AC_SYS_POSIX_TERMIOS()
442 gl_HEADER_TIOCGWINSZ_NEEDS_SYS_IOCTL
444 if test $ac_cv_sys_posix_termios = yes; then
445 gl_ADD_PROG([optional_bin_progs], [stty])
447 AC_MSG_CHECKING([whether termios.h needs _XOPEN_SOURCE])
448 AC_CACHE_VAL([su_cv_sys_termios_needs_xopen_source],
449 [AC_EGREP_CPP([yes], [#include <termios.h>
452 #endif], su_cv_sys_termios_needs_xopen_source=no,
453 AC_EGREP_CPP([yes], [#define _XOPEN_SOURCE
457 #endif], su_cv_sys_termios_needs_xopen_source=yes,
458 su_cv_sys_termios_needs_xopen_source=no))])
459 AC_MSG_RESULT([$su_cv_sys_termios_needs_xopen_source])
460 test $su_cv_sys_termios_needs_xopen_source = yes &&
461 AC_DEFINE([TERMIOS_NEEDS_XOPEN_SOURCE], [1], [FIXME])
463 AC_MSG_CHECKING([c_line in struct termios])
464 AC_CACHE_VAL([su_cv_sys_c_line_in_termios],
465 [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#if TERMIOS_NEEDS_XOPEN_SOURCE
466 #define _XOPEN_SOURCE
468 #include <sys/types.h>
471 int s = sizeof t.c_line;]])],
472 [su_cv_sys_c_line_in_termios=yes],
473 [su_cv_sys_c_line_in_termios=no])])
474 AC_MSG_RESULT([$su_cv_sys_c_line_in_termios])
475 test $su_cv_sys_c_line_in_termios = yes \
476 && AC_DEFINE([HAVE_C_LINE], [1], [FIXME])
479 # FIXME: note that this macro appears above, too.
480 # I'm leaving it here for now. This whole thing needs to be modernized...
483 gl_HEADER_TIOCGWINSZ_IN_TERMIOS_H
485 if test $gl_cv_sys_tiocgwinsz_needs_termios_h = no && \
486 test $gl_cv_sys_tiocgwinsz_needs_sys_ioctl_h = no; then
487 AC_MSG_CHECKING([TIOCGWINSZ in sys/pty.h])
488 AC_CACHE_VAL([su_cv_sys_tiocgwinsz_in_sys_pty_h],
489 [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
490 #ifdef WINSIZE_IN_PTEM
491 # include <sys/stream.h>
492 # include <sys/ptem.h>
494 #include <sys/ioctl.h>
496 #include <sys/pty.h>]], [[int x = TIOCGWINSZ;]])],
497 [su_cv_sys_tiocgwinsz_in_sys_pty_h=yes],
498 [su_cv_sys_tiocgwinsz_in_sys_pty_h=no])])
499 AC_MSG_RESULT([$su_cv_sys_tiocgwinsz_in_sys_pty_h])
501 test $su_cv_sys_tiocgwinsz_in_sys_pty_h = yes \
502 && AC_DEFINE([GWINSZ_IN_SYS_PTY], [1],
503 [Define if your system defines TIOCGWINSZ in sys/pty.h.])
507 AC_CHECK_DECLS([strsignal, sys_siglist, _sys_siglist, __sys_siglist], , ,
509 #include <signal.h>])
511 # Build df only if there's a point to it.
512 if test $gl_cv_list_mounted_fs = yes && test $gl_cv_fs_space = yes; then
513 gl_ADD_PROG([optional_bin_progs], [df])
516 # Build stdbuf only if supported
517 ac_save_CFLAGS=$CFLAGS
518 ac_save_LDFLAGS=$LDFLAGS
519 cu_save_c_werror_flag=$ac_c_werror_flag
521 # Detect warnings about ignored "constructor" attributes.
522 gl_WARN_ADD([-Werror], [CFLAGS])
523 gl_WARN_ADD([-errwarn], [CFLAGS])
524 # Put this message here, after gl_WARN_ADD's chatter.
525 AC_MSG_CHECKING([whether this system supports stdbuf])
526 CFLAGS="-fPIC $CFLAGS"
527 LDFLAGS="-shared $LDFLAGS"
529 # Note we only LINK here rather than RUN to support cross compilation
532 static int stdbuf = 0;
534 void __attribute__ ((constructor))
542 [stdbuf_supported=yes])
543 AC_MSG_RESULT([$stdbuf_supported])
544 if test "$stdbuf_supported" = "yes" && test -z "$EXEEXT"; then
545 gl_ADD_PROG([optional_bin_progs], [stdbuf])
547 CFLAGS=$ac_save_CFLAGS
548 LDFLAGS=$ac_save_LDFLAGS
549 ac_c_werror_flag=$cu_save_c_werror_flag
551 AC_MSG_CHECKING([if __get_cpuid available])
559 unsigned int eax, ebx, ecx, edx;
560 __get_cpuid (1, &eax, &ebx, &ecx, &edx);
566 AC_DEFINE([HAVE_CPUID], [1], [__get_cpuid available])
572 ac_save_CFLAGS=$CFLAGS
573 CFLAGS="-mavx -mpclmul $CFLAGS"
574 AC_MSG_CHECKING([if pclmul intrinsic exists])
577 #include <x86intrin.h>
583 a = _mm_clmulepi64_si128 (a, b, 0x00);
584 a = _mm_shuffle_epi8 (a, b);
590 AC_DEFINE([HAVE_PCLMUL_INTRINSIC], [1], [pclmul intrinsic exists])
591 pclmul_intrinsic_exists=yes
595 if test "x$cpuid_exists" = "xyes" &&
596 test "x$pclmul_intrinsic_exists" = "xyes"; then
597 AC_DEFINE([USE_PCLMUL_CRC32], [1],
598 [CRC32 calculation by pclmul hardware instruction enabled])
600 AM_CONDITIONAL([USE_PCLMUL_CRC32],
601 [test "x$cpuid_exists" = "xyes" &&
602 test "x$pclmul_intrinsic_exists" = "xyes"])
603 CFLAGS=$ac_save_CFLAGS
605 AC_MSG_CHECKING([if __get_cpuid_count exists])
613 unsigned int eax = 0, ebx = 0, ecx = 0, edx = 0;
614 __get_cpuid_count (7, 0, &eax, &ebx, &ecx, &edx);
620 get_cpuid_count_exists=yes
625 CFLAGS="-mavx2 $CFLAGS"
626 AC_MSG_CHECKING([if avx2 intrinstics exists])
629 #include <x86intrin.h>
635 a = _mm256_sad_epu8 (a, b);
641 AC_DEFINE([HAVE_AVX2_INTRINSIC], [1], [avx2 intrinsics exists])
642 avx2_intrinsic_exists=yes
646 if test "x$get_cpuid_count_exists" = "xyes" &&
647 test "x$avx2_intrinsic_exists" = "xyes"; then
648 AC_DEFINE([USE_AVX2_WC_LINECOUNT], [1], [Counting lines with AVX2 enabled])
650 AM_CONDITIONAL([USE_AVX2_WC_LINECOUNT],
651 [test "x$get_cpuid_count_exists" = "xyes" &&
652 test "x$avx2_intrinsic_exists" = "xyes"])
654 CFLAGS=$ac_save_CFLAGS
656 ############################################################################
658 dnl Autogenerated by the 'gen-lists-of-programs.sh' auxiliary script.
659 dnl Issue proper calls to the macros gl_INCLUDE_EXCLUDE_PROG and
660 dnl gl_ADD_PROG (updating $optional_bin_progs), and generate the list
661 dnl of coreutils programs to be built only upon explicit user request,
662 dnl saving that list in the $no_install_progs_default shell variable.
663 m4_include([m4/cu-progs.m4])
665 # Now that we know which programs will actually be built, determine
666 # which optional helper progs should be compiled.
667 # Note it adding to pkglibexec_PROGRAMS, $(transform) in src/local.mk
668 # may need to be updated accordingly.
669 case " $optional_bin_progs " in
670 *' stdbuf '*) pkglibexec_PROGRAMS='src/libstdbuf.so';;
671 *) pkglibexec_PROGRAMS='';;
675 for p in $optional_bin_progs; do
676 # Change "ginstall.1" to "install.1".
677 test $p = ginstall && p=install
678 # Ignore the "[" program, since writing a portable make rule to
679 # generate its manpage is not practical.
680 dnl Use the autoconf-provided quadrigraph to represent "[",
681 dnl otherwise we will incur in dreadful quoting issues.
682 test x$p = x'@<:@' && continue
686 # Not installed by "make install", but must be built when creating
687 # a distribution tarball.
688 EXTRA_MANS=`for p in $no_install_progs_default $gl_no_install_prog; do
692 # Replace all the programs by the single binary and symlinks if specified.
696 single_binary_install_type=
697 if test "$gl_single_binary" != no; then
698 man1_MANS="$man1_MANS man/coreutils.1"
699 # Convert the list to a space separated list
700 gl_single_binary_exceptions=`echo $gl_single_binary_exceptions | tr ',' ' '`
702 single_binary_progs=`echo $optional_bin_progs`
703 optional_bin_progs="coreutils"
704 for prog in $gl_single_binary_exceptions; do
705 # Fail if requested to exclude a program than was not part of coreutils.
706 case " $single_binary_progs " in
708 gl_REMOVE_PROG([single_binary_progs], [$prog]) ;
709 gl_ADD_PROG([optional_bin_progs], [$prog]) ;;
710 *) AC_MSG_ERROR(['$prog' is not being compiled.]) ;;
714 # single_binary_libs holds the list of libs required by the selected
715 # programs, such as for example -lrt.
717 for p in $single_binary_progs; do
719 test x"$p" = x'@<:@' && p='_'
720 printf '$(src_libsinglebin_%s_a_ldadd) ' "$p"
722 # single_binary_deps holds the list of libsinglebin_*.a files that have the
723 # compiled code of each selected program in a "library" format.
725 for p in $single_binary_progs; do
727 test x"$p" = x'@<:@' && p='_'
728 printf 'src/libsinglebin_%s.a ' "$p"
730 single_binary_install_type="$gl_single_binary"
732 AC_SUBST([single_binary_progs], [$single_binary_progs])
733 AC_SUBST([single_binary_libs], [$single_binary_libs])
734 AC_SUBST([single_binary_deps], [$single_binary_deps])
735 AC_SUBST([single_binary_install_type], [$single_binary_install_type])
738 # The programs built and installed by "make && make install".
739 # Since this is AC_SUBST'd, Automake won't be able to perform rewrite
740 # with $(EXEEXT) appending on it, so we have to do it ourselves -- in
741 # this case, only for $(bin_PROGRAMS).
743 for p in $optional_bin_progs; do echo src/"$p"'$(EXEEXT)'; done`
745 # Normalize whitespace.
746 man1_MANS=`echo $man1_MANS`
747 EXTRA_MANS=`echo $EXTRA_MANS`
748 bin_PROGRAMS=`echo $bin_PROGRAMS`
749 pkglibexec_PROGS=`echo $pkglibexec_PROGRAMS`
751 AC_SUBST([bin_PROGRAMS]) AM_SUBST_NOTMAKE([bin_PROGRAMS])
752 AC_SUBST([pkglibexec_PROGRAMS]) AM_SUBST_NOTMAKE([pkglibexec_PROGRAMS])
753 AC_SUBST([man1_MANS]) AM_SUBST_NOTMAKE([man1_MANS])
754 AC_SUBST([EXTRA_MANS]) AM_SUBST_NOTMAKE([EXTRA_MANS])
756 AC_SUBST([built_programs], [$optional_bin_progs])
758 AM_CONDITIONAL([CROSS_COMPILING], [test "$cross_compiling" = yes])
760 ############################################################################
762 # As long as "grep 'PRI[diouxX]' po/*.pot" reports matches in
763 # translatable strings, we must use need-formatstring-macros here.
764 AM_GNU_GETTEXT([external], [need-formatstring-macros])
765 AM_GNU_GETTEXT_VERSION([0.19.2])
767 # For a test of uniq: it uses the $LOCALE_FR envvar.
773 gnulib-tests/Makefile