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="$nw -Wformat-overflow=2" # False alarms due to GCC bug 110333
187 nw="$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_SYS_POSIX_TERMIOS()
410 gl_HEADER_TIOCGWINSZ_NEEDS_SYS_IOCTL
412 if test $ac_cv_sys_posix_termios = yes; then
413 gl_ADD_PROG([optional_bin_progs], [stty])
415 AC_MSG_CHECKING([whether termios.h needs _XOPEN_SOURCE])
416 AC_CACHE_VAL([su_cv_sys_termios_needs_xopen_source],
417 [AC_EGREP_CPP([yes], [#include <termios.h>
420 #endif], su_cv_sys_termios_needs_xopen_source=no,
421 AC_EGREP_CPP([yes], [#define _XOPEN_SOURCE
425 #endif], su_cv_sys_termios_needs_xopen_source=yes,
426 su_cv_sys_termios_needs_xopen_source=no))])
427 AC_MSG_RESULT([$su_cv_sys_termios_needs_xopen_source])
428 test $su_cv_sys_termios_needs_xopen_source = yes &&
429 AC_DEFINE([TERMIOS_NEEDS_XOPEN_SOURCE], [1], [FIXME])
431 AC_MSG_CHECKING([c_line in struct termios])
432 AC_CACHE_VAL([su_cv_sys_c_line_in_termios],
433 [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#if TERMIOS_NEEDS_XOPEN_SOURCE
434 #define _XOPEN_SOURCE
436 #include <sys/types.h>
439 int s = sizeof t.c_line;]])],
440 [su_cv_sys_c_line_in_termios=yes],
441 [su_cv_sys_c_line_in_termios=no])])
442 AC_MSG_RESULT([$su_cv_sys_c_line_in_termios])
443 test $su_cv_sys_c_line_in_termios = yes \
444 && AC_DEFINE([HAVE_C_LINE], [1], [FIXME])
447 # FIXME: note that this macro appears above, too.
448 # I'm leaving it here for now. This whole thing needs to be modernized...
451 gl_HEADER_TIOCGWINSZ_IN_TERMIOS_H
453 if test $gl_cv_sys_tiocgwinsz_needs_termios_h = no && \
454 test $gl_cv_sys_tiocgwinsz_needs_sys_ioctl_h = no; then
455 AC_MSG_CHECKING([TIOCGWINSZ in sys/pty.h])
456 AC_CACHE_VAL([su_cv_sys_tiocgwinsz_in_sys_pty_h],
457 [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
458 #ifdef WINSIZE_IN_PTEM
459 # include <sys/stream.h>
460 # include <sys/ptem.h>
462 #include <sys/ioctl.h>
464 #include <sys/pty.h>]], [[int x = TIOCGWINSZ;]])],
465 [su_cv_sys_tiocgwinsz_in_sys_pty_h=yes],
466 [su_cv_sys_tiocgwinsz_in_sys_pty_h=no])])
467 AC_MSG_RESULT([$su_cv_sys_tiocgwinsz_in_sys_pty_h])
469 test $su_cv_sys_tiocgwinsz_in_sys_pty_h = yes \
470 && AC_DEFINE([GWINSZ_IN_SYS_PTY], [1],
471 [Define if your system defines TIOCGWINSZ in sys/pty.h.])
475 AC_CHECK_DECLS([strsignal, sys_siglist, _sys_siglist, __sys_siglist], , ,
477 #include <signal.h>])
479 # Build df only if there's a point to it.
480 if test $gl_cv_list_mounted_fs = yes && test $gl_cv_fs_space = yes; then
481 gl_ADD_PROG([optional_bin_progs], [df])
484 # Build stdbuf only if supported
485 ac_save_CFLAGS=$CFLAGS
486 ac_save_LDFLAGS=$LDFLAGS
487 cu_save_c_werror_flag=$ac_c_werror_flag
489 # Detect warnings about ignored "constructor" attributes.
490 gl_WARN_ADD([-Werror], [CFLAGS])
491 gl_WARN_ADD([-errwarn], [CFLAGS])
492 # Put this message here, after gl_WARN_ADD's chatter.
493 AC_MSG_CHECKING([whether this system supports stdbuf])
494 CFLAGS="-fPIC $CFLAGS"
495 LDFLAGS="-shared $LDFLAGS"
497 # Note we only LINK here rather than RUN to support cross compilation
500 static int stdbuf = 0;
502 void __attribute__ ((constructor))
510 [stdbuf_supported=yes])
511 AC_MSG_RESULT([$stdbuf_supported])
512 if test "$stdbuf_supported" = "yes" && test -z "$EXEEXT"; then
513 gl_ADD_PROG([optional_bin_progs], [stdbuf])
515 CFLAGS=$ac_save_CFLAGS
516 LDFLAGS=$ac_save_LDFLAGS
517 ac_c_werror_flag=$cu_save_c_werror_flag
519 ac_save_CFLAGS=$CFLAGS
520 CFLAGS="-mavx -mpclmul $CFLAGS"
521 AC_MSG_CHECKING([if pclmul intrinsic exists])
524 #include <x86intrin.h>
530 a = _mm_clmulepi64_si128 (a, b, 0x00);
531 a = _mm_shuffle_epi8 (a, b);
532 return __builtin_cpu_supports ("pclmul");
536 pclmul_intrinsic_exists=yes
538 pclmul_intrinsic_exists=no
540 AC_MSG_RESULT([$pclmul_intrinsic_exists])
541 if test $pclmul_intrinsic_exists = yes; then
542 AC_DEFINE([USE_PCLMUL_CRC32], [1],
543 [CRC32 calculation by pclmul hardware instruction enabled])
545 AM_CONDITIONAL([USE_PCLMUL_CRC32],
546 [test $pclmul_intrinsic_exists = yes])
547 CFLAGS=$ac_save_CFLAGS
549 CFLAGS="-mavx2 $CFLAGS"
550 AC_MSG_CHECKING([for avx2 intrinsics])
553 #include <x86intrin.h>
559 a = _mm256_sad_epu8 (a, b);
560 return __builtin_cpu_supports ("avx2");
564 avx2_intrinsic_exists=yes
566 avx2_intrinsic_exists=no
568 AC_MSG_RESULT([$avx2_intrinsic_exists])
569 if test $avx2_intrinsic_exists = yes; then
570 AC_DEFINE([USE_AVX2_WC_LINECOUNT], [1], [Counting lines with AVX2 enabled])
572 AM_CONDITIONAL([USE_AVX2_WC_LINECOUNT],
573 [test $avx2_intrinsic_exists = yes])
575 CFLAGS=$ac_save_CFLAGS
577 ############################################################################
579 dnl Autogenerated by the 'gen-lists-of-programs.sh' auxiliary script.
580 dnl Issue proper calls to the macros gl_INCLUDE_EXCLUDE_PROG and
581 dnl gl_ADD_PROG (updating $optional_bin_progs), and generate the list
582 dnl of coreutils programs to be built only upon explicit user request,
583 dnl saving that list in the $no_install_progs_default shell variable.
584 m4_include([m4/cu-progs.m4])
586 # Now that we know which programs will actually be built, determine
587 # which optional helper progs should be compiled.
588 # Note it adding to pkglibexec_PROGRAMS, $(transform) in src/local.mk
589 # may need to be updated accordingly.
590 case " $optional_bin_progs " in
591 *' stdbuf '*) pkglibexec_PROGRAMS='src/libstdbuf.so';;
592 *) pkglibexec_PROGRAMS='';;
596 for p in $optional_bin_progs; do
597 # Change "ginstall.1" to "install.1".
598 test $p = ginstall && p=install
599 # Ignore the "[" program, since writing a portable make rule to
600 # generate its manpage is not practical.
601 dnl Use the autoconf-provided quadrigraph to represent "[",
602 dnl otherwise we will incur in dreadful quoting issues.
603 test x$p = x'@<:@' && continue
607 # Not installed by "make install", but must be built when creating
608 # a distribution tarball.
609 EXTRA_MANS=`for p in $no_install_progs_default $gl_no_install_prog; do
613 # Replace all the programs by the single binary and symlinks if specified.
617 single_binary_install_type=
618 if test "$gl_single_binary" != no; then
619 man1_MANS="$man1_MANS man/coreutils.1"
620 # Convert the list to a space separated list
621 gl_single_binary_exceptions=`echo $gl_single_binary_exceptions | tr ',' ' '`
623 single_binary_progs=`echo $optional_bin_progs`
624 optional_bin_progs="coreutils"
625 for prog in $gl_single_binary_exceptions; do
626 # Fail if requested to exclude a program than was not part of coreutils.
627 case " $single_binary_progs " in
629 gl_REMOVE_PROG([single_binary_progs], [$prog]) ;
630 gl_ADD_PROG([optional_bin_progs], [$prog]) ;;
631 *) AC_MSG_ERROR(['$prog' is not being compiled.]) ;;
635 # single_binary_libs holds the list of libs required by the selected
636 # programs, such as for example -lrt.
638 for p in $single_binary_progs; do
640 test x"$p" = x'@<:@' && p='_'
641 printf '$(src_libsinglebin_%s_a_ldadd) ' "$p"
643 # single_binary_deps holds the list of libsinglebin_*.a files that have the
644 # compiled code of each selected program in a "library" format.
646 for p in $single_binary_progs; do
648 test x"$p" = x'@<:@' && p='_'
649 printf 'src/libsinglebin_%s.a ' "$p"
651 single_binary_install_type="$gl_single_binary"
653 AC_SUBST([single_binary_progs], [$single_binary_progs])
654 AC_SUBST([single_binary_libs], [$single_binary_libs])
655 AC_SUBST([single_binary_deps], [$single_binary_deps])
656 AC_SUBST([single_binary_install_type], [$single_binary_install_type])
659 # The programs built and installed by "make && make install".
660 # Since this is AC_SUBST'd, Automake won't be able to perform rewrite
661 # with $(EXEEXT) appending on it, so we have to do it ourselves -- in
662 # this case, only for $(bin_PROGRAMS).
664 for p in $optional_bin_progs; do echo src/"$p"'$(EXEEXT)'; done`
666 # Normalize whitespace.
667 man1_MANS=`echo $man1_MANS`
668 EXTRA_MANS=`echo $EXTRA_MANS`
669 bin_PROGRAMS=`echo $bin_PROGRAMS`
670 pkglibexec_PROGS=`echo $pkglibexec_PROGRAMS`
672 AC_SUBST([bin_PROGRAMS]) AM_SUBST_NOTMAKE([bin_PROGRAMS])
673 AC_SUBST([pkglibexec_PROGRAMS]) AM_SUBST_NOTMAKE([pkglibexec_PROGRAMS])
674 AC_SUBST([man1_MANS]) AM_SUBST_NOTMAKE([man1_MANS])
675 AC_SUBST([EXTRA_MANS]) AM_SUBST_NOTMAKE([EXTRA_MANS])
677 AC_SUBST([built_programs], [$optional_bin_progs])
679 AM_CONDITIONAL([CROSS_COMPILING], [test "$cross_compiling" = yes])
681 ############################################################################
683 # As long as "grep 'PRI[diouxX]' po/*.pot" reports matches in
684 # translatable strings, we must use need-formatstring-macros here.
685 AM_GNU_GETTEXT([external], [need-formatstring-macros])
686 AM_GNU_GETTEXT_VERSION([0.19.2])
688 # For a test of uniq: it uses the $LOCALE_FR envvar.
694 gnulib-tests/Makefile