# -*- autoconf -*- # Process this file with autoconf to produce a configure script. # Copyright (C) 1991-2023 Free Software Foundation, Inc. # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # You should have received a copy of the GNU General Public License # along with this program. If not, see . dnl Written by Jim Meyering. AC_PREREQ([2.69]) # Make inter-release version strings look like, e.g., v6.9-219-g58ddd, which # indicates that it is built from the 219th delta (in _some_ repository) # following the v6.9 tag, and that 58ddd is a prefix of the commit SHA1. # The explicit URL can be removed when autoconf > 2.69 is released. AC_INIT([GNU coreutils], m4_esyscmd([build-aux/git-version-gen .tarball-version]), [bug-coreutils@gnu.org], [coreutils], [https://www.gnu.org/software/coreutils/]) AC_CONFIG_SRCDIR([src/ls.c]) AC_CONFIG_AUX_DIR([build-aux]) AC_CONFIG_HEADERS([lib/config.h:lib/config.hin]) AM_INIT_AUTOMAKE([1.11.2 dist-xz color-tests parallel-tests subdir-objects]) AM_SILENT_RULES([yes]) # make --enable-silent-rules the default. dnl POSIXCHECK is worthwhile for maintainers, but adds several seconds dnl (more than 10% execution time) to ./configure, with no benefit for dnl most users. Using it to look for bugs requires: dnl GNULIB_POSIXCHECK=1 autoreconf -f dnl ./configure dnl make dnl make -C src clean dnl make CFLAGS=-DGNULIB_POSIXCHECK=1 dnl FIXME: Once we figure out how to avoid false positives, we should dnl have 'make my-distcheck' in dist-check.mk exercise this. m4_syscmd([test "${GNULIB_POSIXCHECK+set}" = set]) m4_if(m4_sysval, [0], [], [dnl gl_ASSERT_NO_GNULIB_POSIXCHECK]) AC_PROG_CC AM_PROG_CC_C_O AC_PROG_CPP AC_PROG_GCC_TRADITIONAL AC_PROG_RANLIB AC_PROG_EGREP AC_PROG_LN_S gl_EARLY gl_SET_CRYPTO_CHECK_DEFAULT([auto-gpl-compat]) gl_INIT coreutils_MACROS # The test suite needs to know if we have a working perl. AM_CONDITIONAL([HAVE_PERL], [test "$gl_cv_prog_perl" != no]) # gl_GCC_VERSION_IFELSE([major], [minor], [run-if-found], [run-if-not-found]) # ------------------------------------------------ # If $CPP is gcc-MAJOR.MINOR or newer, then run RUN-IF-FOUND. # Otherwise, run RUN-IF-NOT-FOUND. AC_DEFUN([gl_GCC_VERSION_IFELSE], [AC_PREPROC_IFELSE( [AC_LANG_PROGRAM( [[ #if ($1) < __GNUC__ || (($1) == __GNUC__ && ($2) <= __GNUC_MINOR__) /* ok */ #else # error "your version of gcc is older than $1.$2" #endif ]]), ], [$3], [$4]) ] ) AC_ARG_ENABLE([single-binary], [AS_HELP_STRING([--enable-single-binary=[shebangs|symlinks]], [Compile all the tools in a single binary, reducing the overall size. When compiled this way, shebangs (default when enabled) or symlinks are installed for each tool that points to the single binary.])], [gl_single_binary=no ; case $enableval in yes) gl_single_binary=shebangs ;; no|shebangs|symlinks) gl_single_binary=$enableval ;; *) AC_MSG_ERROR([bad value $enableval for single-binary option. Options are: symlinks, shebangs, no.]) ;; esac], [gl_single_binary=no] ) AC_ARG_ENABLE([single-binary-exceptions], [AS_HELP_STRING([--enable-single-binary-exceptions=PROG_LIST], [When used with --enable-single-binary, exclude the PROG_LIST from it, so these programs are compiled as separated files (comma-separated, default none))])], [gl_single_binary_exceptions=$enableval], [gl_single_binary_exceptions=] ) if test "$gl_single_binary" = 'symlinks'; then if ! test "`echo ls | sed \"$program_transform_name\"`" = 'ls'; then AC_MSG_ERROR([program name transformations are not currently supported with --enable-single-binary=symlinks.]) fi fi AM_CONDITIONAL([SINGLE_BINARY], [test "$gl_single_binary" != no]) AC_ARG_ENABLE([bold-man-page-references], [AS_HELP_STRING([--disable-bold-man-page-references], [When generating man pages, do not apply bold style around any references like name(1) etc.])], [gl_bold_manpages=yes ; case $enableval in no|yes) gl_bold_manpages=$enableval ;; *) AC_MSG_ERROR([bad value $enableval for bold-man-page-references. Options are: yes, no.]) ;; esac], [gl_bold_manpages=yes] ) AM_CONDITIONAL([BOLD_MAN_REFS], [test "$gl_bold_manpages" != no]) AC_ARG_ENABLE([gcc-warnings], [AS_HELP_STRING([--enable-gcc-warnings@<:@=TYPE@:>@], [control generation of GCC warnings. The TYPE 'no' disables warnings (default for non-developer builds); 'yes' generates cheap warnings if available (default for developer builds); 'expensive' in addition generates expensive-to-compute warnings if available.])], [case $enableval in no|yes|expensive) ;; *) AC_MSG_ERROR([bad value $enableval for gcc-warnings option]) ;; esac gl_gcc_warnings=$enableval], [ # GCC provides fine-grained control over diagnostics which # is used in gnulib for example to suppress warnings from # certain sections of code. So if this is available and # we're running from a git repo, then auto enable the warnings. gl_gcc_warnings=no gl_GCC_VERSION_IFELSE([4], [6], [test -d "$srcdir"/.git \ && ! test -f "$srcdir"/.tarball-version \ && gl_gcc_warnings=yes])] ) if test $gl_gcc_warnings != no; then gl_WARN_ADD([-Werror], [WERROR_CFLAGS]) AC_SUBST([WERROR_CFLAGS]) ew= AS_IF([test $gl_gcc_warnings != expensive], [# -fanalyzer and related options slow GCC considerably. ew="$ew -fanalyzer -Wno-analyzer-malloc-leak"]) # This, $nw, is the list of warnings we disable. nw=$ew nw="$nw -Wdeclaration-after-statement" # too useful to forbid nw="$nw -Waggregate-return" # anachronistic nw="$nw -Wlong-long" # C90 is anachronistic (lib/gethrxtime.h) nw="$nw -Wc++-compat" # We don't care about C++ compilers nw="$nw -Wundef" # Warns on '#if GNULIB_FOO' etc in gnulib nw="$nw -Wtraditional" # Warns on #elif which we use often nw="$nw -Wcast-qual" # Too many warnings for now nw="$nw -Wconversion" # Too many warnings for now nw="$nw -Wsystem-headers" # Don't let system headers trigger warnings nw="$nw -Wsign-conversion" # Too many warnings for now nw="$nw -Wtraditional-conversion" # Too many warnings for now nw="$nw -Wunreachable-code" # Too many warnings for now nw="$nw -Wpadded" # Our structs are not padded nw="$nw -Wredundant-decls" # openat.h declares e.g., mkdirat nw="$nw -Wformat-nonliteral" # who.c and pinky.c strftime uses nw="$nw -Wnested-externs" # use of XARGMATCH/verify_function__ nw="$nw -Wswitch-enum" # Too many warnings for now nw="$nw -Wswitch-default" # Too many warnings for now nw="$nw -Wstack-protector" # not worth working around nw="$nw -Wformat-overflow=2" # False alarms due to GCC bug 110333 nw="$nw -Wformat-truncation=2" # False alarm in ls.c, probably related # things I might fix soon: nw="$nw -Wfloat-equal" # sort.c, seq.c nw="$nw -Wmissing-format-attribute" # copy.c nw="$nw -Wunsafe-loop-optimizations" # a few src/*.c nw="$nw -Winline" # system.h's readdir_ignoring_dot_and_dotdot nw="$nw -Wvector-operation-performance" # warns about randperm.c # Suppress noreturn warnings with single binaries; otherwise # GCC complains about the renamed 'main' not being declared noreturn # because 'main_exit' calls 'exit' when linting. if test "$gl_single_binary" != no; then nw="$nw -Wsuggest-attribute=noreturn" fi # Using -Wstrict-overflow is a pain, but the alternative is worse. # For an example, see the code that provoked this report: # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=33498 # Code like that still infloops with gcc-4.6.0 and -O2. Scary indeed. gl_MANYWARN_ALL_GCC([ws]) gl_MANYWARN_COMPLEMENT([ws], [$ws], [$nw]) for w in $ws; do gl_WARN_ADD([$w]) done gl_WARN_ADD([-Wno-sign-compare]) # Too many warnings for now gl_WARN_ADD([-Wno-unused-parameter]) # Too many warnings for now gl_WARN_ADD([-Wno-format-nonliteral]) # clang is unduly picky about some things. AC_CACHE_CHECK([whether the compiler is clang], [utils_cv_clang], [AC_COMPILE_IFELSE( [AC_LANG_PROGRAM([[ #ifndef __clang__ #error "not clang" #endif ]])], [utils_cv_clang=yes], [utils_cv_clang=no])]) if test $utils_cv_clang = yes; then gl_WARN_ADD([-Wno-format-extra-args]) gl_WARN_ADD([-Wno-tautological-constant-out-of-range-compare]) fi gl_WARN_ADD([-fdiagnostics-show-option]) gl_WARN_ADD([-funit-at-a-time]) AC_SUBST([WARN_CFLAGS]) AC_DEFINE([lint], [1], [Define to 1 if the compiler is checking for lint.]) AH_VERBATIM([FORTIFY_SOURCE], [/* Enable compile-time and run-time bounds-checking, and some warnings, without upsetting glibc 2.15+. */ #if !defined _FORTIFY_SOURCE && defined __OPTIMIZE__ && __OPTIMIZE__ # define _FORTIFY_SOURCE 2 #endif ]) AC_DEFINE([GNULIB_PORTCHECK], [1], [enable some gnulib portability checks]) # We use a slightly smaller set of warning options for lib/. # Remove the following and save the result in GNULIB_WARN_CFLAGS. nw=$ew nw="$nw -Wduplicated-branches" # Too many false alarms nw="$nw -Wformat-truncation=2" nw="$nw -Wstrict-overflow" nw="$nw -Wuninitialized" nw="$nw -Wunused-macros" nw="$nw -Wmissing-prototypes" nw="$nw -Wold-style-definition" # FIXME: it may be easy to remove this, since it affects only one file: # the snprintf call at ftoastr.c:132. nw="$nw -Wdouble-promotion" # FIXME: remove this line when gcc improves # FP in careadlinkat.c w/gcc 10.0.1 20200205 gl_WARN_ADD([-Wno-return-local-addr]) # FIXME: remove this line when gcc improves # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88443 gl_WARN_ADD([-Wno-stringop-overflow]) gl_MANYWARN_COMPLEMENT([GNULIB_WARN_CFLAGS], [$WARN_CFLAGS], [$nw]) AC_SUBST([GNULIB_WARN_CFLAGS]) # For gnulib-tests, the set is slightly smaller still. nw= nw="$nw -Wstrict-prototypes" # It's not worth being this picky about test programs. nw="$nw -Wsuggest-attribute=const" nw="$nw -Wsuggest-attribute=format" nw="$nw -Wsuggest-attribute=pure" gl_MANYWARN_COMPLEMENT([GNULIB_TEST_WARN_CFLAGS], [$GNULIB_WARN_CFLAGS], [$nw]) AC_SUBST([GNULIB_TEST_WARN_CFLAGS]) fi AC_FUNC_FORK optional_bin_progs= AC_CHECK_FUNCS([chroot], gl_ADD_PROG([optional_bin_progs], [chroot])) AC_CHECK_FUNCS([gethostid], gl_ADD_PROG([optional_bin_progs], [hostid])) AC_CHECK_FUNCS([sigsuspend], gl_ADD_PROG([optional_bin_progs], [timeout])) gl_WINSIZE_IN_PTEM AC_MSG_CHECKING([whether localtime caches TZ]) AC_CACHE_VAL([utils_cv_localtime_cache], [if test x$ac_cv_func_tzset = xyes; then AC_RUN_IFELSE([AC_LANG_SOURCE([[#include #if STDC_HEADERS # include #endif extern char **environ; void unset_TZ (void) { char **from, **to; for (to = from = environ; (*to = *from); from++) if (! (to[0][0] == 'T' && to[0][1] == 'Z' && to[0][2] == '=')) to++; } int main () { time_t now = time ((time_t *) 0); int hour_GMT0, hour_unset; if (putenv ("TZ=GMT0") != 0) return 1; hour_GMT0 = localtime (&now)->tm_hour; unset_TZ (); hour_unset = localtime (&now)->tm_hour; if (putenv ("TZ=PST8") != 0) return 1; if (localtime (&now)->tm_hour == hour_GMT0) return 1; unset_TZ (); if (localtime (&now)->tm_hour != hour_unset) return 1; return 0; }]])], [utils_cv_localtime_cache=no], [utils_cv_localtime_cache=yes], [# If we have tzset, assume the worst when cross-compiling. utils_cv_localtime_cache=yes]) else # If we lack tzset, report that localtime does not cache TZ, # since we can't invalidate the cache if we don't have tzset. utils_cv_localtime_cache=no fi])dnl AC_MSG_RESULT([$utils_cv_localtime_cache]) if test $utils_cv_localtime_cache = yes; then AC_DEFINE([LOCALTIME_CACHE], [1], [FIXME]) fi # macOS >= 10.12 AC_CHECK_FUNCS([fclonefileat]) # Assume that if getattrat exists, it's compatible with Solaris 11. AC_CHECK_FUNCS([getattrat]) if test $ac_cv_func_getattrat = yes; then LIB_NVPAIR=-lnvpair AC_SUBST([LIB_NVPAIR]) fi # glibc >= 2.28 and linux kernel >= 4.11 AC_CHECK_FUNCS([statx]) # SCO-ODT-3.0 is reported to need -los to link programs using initgroups AC_CHECK_FUNCS([initgroups]) if test $ac_cv_func_initgroups = no; then AC_CHECK_LIB([os], [initgroups]) fi AC_CHECK_FUNCS([syslog]) if test $ac_cv_func_syslog = no; then # syslog is not in the default libraries. See if it's in some other. for lib in bsd socket inet; do AC_CHECK_LIB([$lib], [syslog], [AC_DEFINE([HAVE_SYSLOG], [1], [FIXME]) LIBS="$LIBS -l$lib"; break]) done fi AC_CACHE_CHECK([for 3-argument setpriority function], [utils_cv_func_setpriority], [AC_LINK_IFELSE( [AC_LANG_PROGRAM( [[#include #include ]], [[setpriority (0, 0, 0);]])], [utils_cv_func_setpriority=yes], [utils_cv_func_setpriority=no])]) if test $utils_cv_func_setpriority = no; then AC_CHECK_FUNCS([nice]) fi case $utils_cv_func_setpriority,$ac_cv_func_nice in *yes*) gl_ADD_PROG([optional_bin_progs], [nice]) esac if test "$cross_compiling" = yes || test -c /dev/stdin <.; then AC_DEFINE([DEV_FD_MIGHT_BE_CHR], [1], [Define to 1 if /dev/std{in,out,err} and /dev/fd/N, if they exist, might be character-special devices whose minor device number is the file descriptor number, such as on Solaris. Leave undefined if they are definitely the actual files. This determination should be done after any symbolic links are followed.]) fi AC_DEFUN([coreutils_DUMMY_1], [ AC_REQUIRE([gl_READUTMP]) if test $ac_cv_header_utmp_h = yes || test $ac_cv_header_utmpx_h = yes; then gl_ADD_PROG([optional_bin_progs], [who]) gl_ADD_PROG([optional_bin_progs], [users]) gl_ADD_PROG([optional_bin_progs], [pinky]) fi ]) coreutils_DUMMY_1 AC_SYS_POSIX_TERMIOS() gl_HEADER_TIOCGWINSZ_NEEDS_SYS_IOCTL if test $ac_cv_sys_posix_termios = yes; then gl_ADD_PROG([optional_bin_progs], [stty]) AC_MSG_CHECKING([whether termios.h needs _XOPEN_SOURCE]) AC_CACHE_VAL([su_cv_sys_termios_needs_xopen_source], [AC_EGREP_CPP([yes], [#include #ifdef IUCLC yes #endif], su_cv_sys_termios_needs_xopen_source=no, AC_EGREP_CPP([yes], [#define _XOPEN_SOURCE #include #ifdef IUCLC yes #endif], su_cv_sys_termios_needs_xopen_source=yes, su_cv_sys_termios_needs_xopen_source=no))]) AC_MSG_RESULT([$su_cv_sys_termios_needs_xopen_source]) test $su_cv_sys_termios_needs_xopen_source = yes && AC_DEFINE([TERMIOS_NEEDS_XOPEN_SOURCE], [1], [FIXME]) AC_MSG_CHECKING([c_line in struct termios]) AC_CACHE_VAL([su_cv_sys_c_line_in_termios], [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#if TERMIOS_NEEDS_XOPEN_SOURCE #define _XOPEN_SOURCE #endif #include #include struct termios t; int s = sizeof t.c_line;]])], [su_cv_sys_c_line_in_termios=yes], [su_cv_sys_c_line_in_termios=no])]) AC_MSG_RESULT([$su_cv_sys_c_line_in_termios]) test $su_cv_sys_c_line_in_termios = yes \ && AC_DEFINE([HAVE_C_LINE], [1], [FIXME]) fi # FIXME: note that this macro appears above, too. # I'm leaving it here for now. This whole thing needs to be modernized... gl_WINSIZE_IN_PTEM gl_HEADER_TIOCGWINSZ_IN_TERMIOS_H if test $gl_cv_sys_tiocgwinsz_needs_termios_h = no && \ test $gl_cv_sys_tiocgwinsz_needs_sys_ioctl_h = no; then AC_MSG_CHECKING([TIOCGWINSZ in sys/pty.h]) AC_CACHE_VAL([su_cv_sys_tiocgwinsz_in_sys_pty_h], [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include #ifdef WINSIZE_IN_PTEM # include # include #endif #include #include #include ]], [[int x = TIOCGWINSZ;]])], [su_cv_sys_tiocgwinsz_in_sys_pty_h=yes], [su_cv_sys_tiocgwinsz_in_sys_pty_h=no])]) AC_MSG_RESULT([$su_cv_sys_tiocgwinsz_in_sys_pty_h]) test $su_cv_sys_tiocgwinsz_in_sys_pty_h = yes \ && AC_DEFINE([GWINSZ_IN_SYS_PTY], [1], [Define if your system defines TIOCGWINSZ in sys/pty.h.]) fi # For src/kill.c. AC_CHECK_DECLS([strsignal, sys_siglist, _sys_siglist, __sys_siglist], , , [AC_INCLUDES_DEFAULT #include ]) # Build df only if there's a point to it. if test $gl_cv_list_mounted_fs = yes && test $gl_cv_fs_space = yes; then gl_ADD_PROG([optional_bin_progs], [df]) fi # Build stdbuf only if supported ac_save_CFLAGS=$CFLAGS ac_save_LDFLAGS=$LDFLAGS cu_save_c_werror_flag=$ac_c_werror_flag AC_LANG_WERROR # Detect warnings about ignored "constructor" attributes. gl_WARN_ADD([-Werror], [CFLAGS]) gl_WARN_ADD([-errwarn], [CFLAGS]) # Put this message here, after gl_WARN_ADD's chatter. AC_MSG_CHECKING([whether this system supports stdbuf]) CFLAGS="-fPIC $CFLAGS" LDFLAGS="-shared $LDFLAGS" stdbuf_supported=no # Note we only LINK here rather than RUN to support cross compilation AC_LINK_IFELSE( [AC_LANG_PROGRAM([[ static int stdbuf = 0; void __attribute__ ((constructor)) stdbuf_init (void) { stdbuf = 1; }]],[[ if (stdbuf != 1) return 1;]]) ], [stdbuf_supported=yes]) AC_MSG_RESULT([$stdbuf_supported]) if test "$stdbuf_supported" = "yes" && test -z "$EXEEXT"; then gl_ADD_PROG([optional_bin_progs], [stdbuf]) fi CFLAGS=$ac_save_CFLAGS LDFLAGS=$ac_save_LDFLAGS ac_c_werror_flag=$cu_save_c_werror_flag ac_save_CFLAGS=$CFLAGS CFLAGS="-mavx -mpclmul $CFLAGS" AC_MSG_CHECKING([if pclmul intrinsic exists]) AC_LINK_IFELSE( [AC_LANG_SOURCE([[ #include int main (void) { __m128i a, b; a = _mm_clmulepi64_si128 (a, b, 0x00); a = _mm_shuffle_epi8 (a, b); return __builtin_cpu_supports ("pclmul"); } ]]) ],[ pclmul_intrinsic_exists=yes ],[ pclmul_intrinsic_exists=no ]) AC_MSG_RESULT([$pclmul_intrinsic_exists]) if test $pclmul_intrinsic_exists = yes; then AC_DEFINE([USE_PCLMUL_CRC32], [1], [CRC32 calculation by pclmul hardware instruction enabled]) fi AM_CONDITIONAL([USE_PCLMUL_CRC32], [test $pclmul_intrinsic_exists = yes]) CFLAGS=$ac_save_CFLAGS CFLAGS="-mavx2 $CFLAGS" AC_MSG_CHECKING([for avx2 intrinsics]) AC_LINK_IFELSE( [AC_LANG_SOURCE([[ #include int main (void) { __m256i a, b; a = _mm256_sad_epu8 (a, b); return __builtin_cpu_supports ("avx2"); } ]]) ],[ avx2_intrinsic_exists=yes ],[ avx2_intrinsic_exists=no ]) AC_MSG_RESULT([$avx2_intrinsic_exists]) if test $avx2_intrinsic_exists = yes; then AC_DEFINE([USE_AVX2_WC_LINECOUNT], [1], [Counting lines with AVX2 enabled]) fi AM_CONDITIONAL([USE_AVX2_WC_LINECOUNT], [test $avx2_intrinsic_exists = yes]) CFLAGS=$ac_save_CFLAGS ############################################################################ dnl Autogenerated by the 'gen-lists-of-programs.sh' auxiliary script. dnl Issue proper calls to the macros gl_INCLUDE_EXCLUDE_PROG and dnl gl_ADD_PROG (updating $optional_bin_progs), and generate the list dnl of coreutils programs to be built only upon explicit user request, dnl saving that list in the $no_install_progs_default shell variable. m4_include([m4/cu-progs.m4]) # Now that we know which programs will actually be built, determine # which optional helper progs should be compiled. # Note it adding to pkglibexec_PROGRAMS, $(transform) in src/local.mk # may need to be updated accordingly. case " $optional_bin_progs " in *' stdbuf '*) pkglibexec_PROGRAMS='src/libstdbuf.so';; *) pkglibexec_PROGRAMS='';; esac man1_MANS=` for p in $optional_bin_progs; do # Change "ginstall.1" to "install.1". test $p = ginstall && p=install # Ignore the "[" program, since writing a portable make rule to # generate its manpage is not practical. dnl Use the autoconf-provided quadrigraph to represent "[", dnl otherwise we will incur in dreadful quoting issues. test x$p = x'@<:@' && continue echo "man/$p.1" done` # Not installed by "make install", but must be built when creating # a distribution tarball. EXTRA_MANS=`for p in $no_install_progs_default $gl_no_install_prog; do echo man/$p.1 done` # Replace all the programs by the single binary and symlinks if specified. single_binary_progs= single_binary_libs= single_binary_deps= single_binary_install_type= if test "$gl_single_binary" != no; then man1_MANS="$man1_MANS man/coreutils.1" # Convert the list to a space separated list gl_single_binary_exceptions=`echo $gl_single_binary_exceptions | tr ',' ' '` single_binary_progs=`echo $optional_bin_progs` optional_bin_progs="coreutils" for prog in $gl_single_binary_exceptions; do # Fail if requested to exclude a program than was not part of coreutils. case " $single_binary_progs " in *" $prog "*) gl_REMOVE_PROG([single_binary_progs], [$prog]) ; gl_ADD_PROG([optional_bin_progs], [$prog]) ;; *) AC_MSG_ERROR(['$prog' is not being compiled.]) ;; esac done # single_binary_libs holds the list of libs required by the selected # programs, such as for example -lrt. single_binary_libs=` for p in $single_binary_progs; do # Convert '[' to '_' test x"$p" = x'@<:@' && p='_' printf '$(src_libsinglebin_%s_a_ldadd) ' "$p" done` # single_binary_deps holds the list of libsinglebin_*.a files that have the # compiled code of each selected program in a "library" format. single_binary_deps=` for p in $single_binary_progs; do # Convert '[' to '_' test x"$p" = x'@<:@' && p='_' printf 'src/libsinglebin_%s.a ' "$p" done` single_binary_install_type="$gl_single_binary" fi AC_SUBST([single_binary_progs], [$single_binary_progs]) AC_SUBST([single_binary_libs], [$single_binary_libs]) AC_SUBST([single_binary_deps], [$single_binary_deps]) AC_SUBST([single_binary_install_type], [$single_binary_install_type]) # The programs built and installed by "make && make install". # Since this is AC_SUBST'd, Automake won't be able to perform rewrite # with $(EXEEXT) appending on it, so we have to do it ourselves -- in # this case, only for $(bin_PROGRAMS). bin_PROGRAMS=` for p in $optional_bin_progs; do echo src/"$p"'$(EXEEXT)'; done` # Normalize whitespace. man1_MANS=`echo $man1_MANS` EXTRA_MANS=`echo $EXTRA_MANS` bin_PROGRAMS=`echo $bin_PROGRAMS` pkglibexec_PROGS=`echo $pkglibexec_PROGRAMS` AC_SUBST([bin_PROGRAMS]) AM_SUBST_NOTMAKE([bin_PROGRAMS]) AC_SUBST([pkglibexec_PROGRAMS]) AM_SUBST_NOTMAKE([pkglibexec_PROGRAMS]) AC_SUBST([man1_MANS]) AM_SUBST_NOTMAKE([man1_MANS]) AC_SUBST([EXTRA_MANS]) AM_SUBST_NOTMAKE([EXTRA_MANS]) AC_SUBST([built_programs], [$optional_bin_progs]) AM_CONDITIONAL([CROSS_COMPILING], [test "$cross_compiling" = yes]) ############################################################################ # As long as "grep 'PRI[diouxX]' po/*.pot" reports matches in # translatable strings, we must use need-formatstring-macros here. AM_GNU_GETTEXT([external], [need-formatstring-macros]) AM_GNU_GETTEXT_VERSION([0.19.2]) # For a test of uniq: it uses the $LOCALE_FR envvar. gt_LOCALE_FR AC_CONFIG_FILES( Makefile po/Makefile.in gnulib-tests/Makefile ) AC_OUTPUT