1# -*- autoconf -*-
2# Process this file with autoconf to produce a configure script.
3
4# Copyright (C) 1991-2018 Free Software Foundation, Inc.
5
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.
10
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.
15
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/>.
18
19dnl Written by Jim Meyering.
20
21AC_PREREQ([2.69])
22
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.
27AC_INIT([GNU coreutils],
28        m4_esyscmd([build-aux/git-version-gen .tarball-version]),
29        [bug-coreutils@gnu.org],
30        [coreutils],
31        [https://www.gnu.org/software/coreutils/])
32
33AC_CONFIG_SRCDIR([src/ls.c])
34
35AC_CONFIG_AUX_DIR([build-aux])
36AC_CONFIG_HEADERS([lib/config.h:lib/config.hin])
37
38AM_INIT_AUTOMAKE([1.11.2 no-dist-gzip dist-xz color-tests parallel-tests
39                  subdir-objects])
40AM_SILENT_RULES([yes]) # make --enable-silent-rules the default.
41
42dnl POSIXCHECK is worthwhile for maintainers, but adds several seconds
43dnl (more than 10% execution time) to ./configure, with no benefit for
44dnl most users.  Using it to look for bugs requires:
45dnl   GNULIB_POSIXCHECK=1 autoreconf -f
46dnl   ./configure
47dnl   make
48dnl   make -C src clean
49dnl   make CFLAGS=-DGNULIB_POSIXCHECK=1
50dnl FIXME: Once we figure out how to avoid false positives, we should
51dnl have 'make my-distcheck' in dist-check.mk exercise this.
52m4_syscmd([test "${GNULIB_POSIXCHECK+set}" = set])
53m4_if(m4_sysval, [0], [], [dnl
54gl_ASSERT_NO_GNULIB_POSIXCHECK])
55
56AC_PROG_CC_STDC
57AM_PROG_CC_C_O
58AC_PROG_CPP
59AC_PROG_GCC_TRADITIONAL
60AC_PROG_RANLIB
61AC_PROG_LN_S
62gl_EARLY
63gl_INIT
64coreutils_MACROS
65
66# The test suite needs to know if we have a working perl.
67# FIXME: this is suboptimal.  Ideally, we would be able to call gl_PERL
68# with an ACTION-IF-NOT-FOUND argument ...
69cu_have_perl=yes
70case $PERL in *"/missing "*) cu_have_perl=no;; esac
71AM_CONDITIONAL([HAVE_PERL], [test $cu_have_perl = yes])
72
73# gl_GCC_VERSION_IFELSE([major], [minor], [run-if-found], [run-if-not-found])
74# ------------------------------------------------
75# If $CPP is gcc-MAJOR.MINOR or newer, then run RUN-IF-FOUND.
76# Otherwise, run RUN-IF-NOT-FOUND.
77AC_DEFUN([gl_GCC_VERSION_IFELSE],
78  [AC_PREPROC_IFELSE(
79    [AC_LANG_PROGRAM(
80      [[
81#if ($1) < __GNUC__ || (($1) == __GNUC__ && ($2) <= __GNUC_MINOR__)
82/* ok */
83#else
84# error "your version of gcc is older than $1.$2"
85#endif
86      ]]),
87    ], [$3], [$4])
88  ]
89)
90
91AC_ARG_ENABLE([gcc-warnings],
92  [AS_HELP_STRING([--enable-gcc-warnings],
93     [turn on many GCC warnings (for developers; best with GNU make)])],
94  [case $enableval in
95     yes|no) ;;
96     *)      AC_MSG_ERROR([bad value $enableval for gcc-warnings option]) ;;
97   esac
98   gl_gcc_warnings=$enableval],
99  [
100   # GCC provides fine-grained control over diagnostics which
101   # is used in gnulib for example to suppress warnings from
102   # certain sections of code.  So if this is available and
103   # we're running from a git repo, then auto enable the warnings.
104   gl_gcc_warnings=no
105   gl_GCC_VERSION_IFELSE([4], [6],
106                         [test -d "$srcdir"/.git \
107                          && ! test -f "$srcdir"/.tarball-version \
108                          && gl_gcc_warnings=yes])]
109)
110
111if test "$gl_gcc_warnings" = yes; then
112  gl_WARN_ADD([-Werror], [WERROR_CFLAGS])
113  AC_SUBST([WERROR_CFLAGS])
114
115  nw=
116  # This, $nw, is the list of warnings we disable.
117  nw="$nw -Wdeclaration-after-statement" # too useful to forbid
118  nw="$nw -Waggregate-return"       # anachronistic
119  nw="$nw -Wlong-long"              # C90 is anachronistic (lib/gethrxtime.h)
120  nw="$nw -Wc++-compat"             # We don't care about C++ compilers
121  nw="$nw -Wundef"                  # Warns on '#if GNULIB_FOO' etc in gnulib
122  nw="$nw -Wtraditional"            # Warns on #elif which we use often
123  nw="$nw -Wcast-qual"              # Too many warnings for now
124  nw="$nw -Wconversion"             # Too many warnings for now
125  nw="$nw -Wsystem-headers"         # Don't let system headers trigger warnings
126  nw="$nw -Wsign-conversion"        # Too many warnings for now
127  nw="$nw -Wtraditional-conversion" # Too many warnings for now
128  nw="$nw -Wunreachable-code"       # Too many warnings for now
129  nw="$nw -Wpadded"                 # Our structs are not padded
130  nw="$nw -Wredundant-decls"        # openat.h declares e.g., mkdirat
131  nw="$nw -Wlogical-op"             # Too many warnings until GCC 4.8.0
132  nw="$nw -Wformat-nonliteral"      # who.c and pinky.c strftime uses
133  nw="$nw -Wvla"                    # warnings in gettext.h
134  nw="$nw -Wnested-externs"         # use of XARGMATCH/verify_function__
135  nw="$nw -Wswitch-enum"            # Too many warnings for now
136  nw="$nw -Wswitch-default"         # Too many warnings for now
137  nw="$nw -Wstack-protector"        # not worth working around
138  nw="$nw -Wtype-limits"            # False alarms for portable code
139  nw="$nw -Wformat-overflow=2"      # False alarms due to GCC bug 80776
140  nw="$nw -Wformat-truncation=2"    # False alarm in ls.c, probably related
141  # things I might fix soon:
142  nw="$nw -Wfloat-equal"            # sort.c, seq.c
143  nw="$nw -Wmissing-format-attribute" # copy.c
144  nw="$nw -Wunsafe-loop-optimizations" # a few src/*.c
145  nw="$nw -Winline"                 # system.h's readdir_ignoring_dot_and_dotdot
146  nw="$nw -Wsuggest-attribute=format" # warns about copy.c and factor.c
147
148  # Using -Wstrict-overflow is a pain, but the alternative is worse.
149  # For an example, see the code that provoked this report:
150  # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=33498
151  # Code like that still infloops with gcc-4.6.0 and -O2.  Scary indeed.
152
153  gl_MANYWARN_ALL_GCC([ws])
154  gl_MANYWARN_COMPLEMENT([ws], [$ws], [$nw])
155  for w in $ws; do
156    gl_WARN_ADD([$w])
157  done
158  gl_WARN_ADD([-Wno-sign-compare])     # Too many warnings for now
159  gl_WARN_ADD([-Wno-type-limits])      # False alarms for portable code
160  gl_WARN_ADD([-Wno-unused-parameter]) # Too many warnings for now
161  gl_WARN_ADD([-Wno-format-nonliteral])
162
163  # Enable this warning only with gcc-4.8 and newer.  Before that
164  # bounds checking as done in truncate.c was incorrectly flagged.
165  # See: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=43772
166  gl_GCC_VERSION_IFELSE([4], [8], [gl_WARN_ADD([-Wlogical-op])])
167
168  # clang is unduly picky about some things.
169  AC_CACHE_CHECK([whether the compiler is clang], [utils_cv_clang],
170    [AC_COMPILE_IFELSE(
171       [AC_LANG_PROGRAM([[
172            #ifndef __clang__
173              #error "not clang"
174            #endif
175          ]])],
176       [utils_cv_clang=yes],
177       [utils_cv_clang=no])])
178  if test $utils_cv_clang = yes; then
179    gl_WARN_ADD([-Wno-format-extra-args])
180    gl_WARN_ADD([-Wno-tautological-constant-out-of-range-compare])
181  fi
182
183  gl_WARN_ADD([-fdiagnostics-show-option])
184  gl_WARN_ADD([-funit-at-a-time])
185
186  AC_SUBST([WARN_CFLAGS])
187
188  AC_DEFINE([lint], [1], [Define to 1 if the compiler is checking for lint.])
189  AH_VERBATIM([FORTIFY_SOURCE],
190  [/* Enable compile-time and run-time bounds-checking, and some warnings,
191      without upsetting glibc 2.15+. */
192   #if !defined _FORTIFY_SOURCE && defined __OPTIMIZE__ && __OPTIMIZE__
193   # define _FORTIFY_SOURCE 2
194   #endif
195  ])
196  AC_DEFINE([GNULIB_PORTCHECK], [1], [enable some gnulib portability checks])
197
198  # We use a slightly smaller set of warning options for lib/.
199  # Remove the following and save the result in GNULIB_WARN_CFLAGS.
200  nw=
201  nw="$nw -Wduplicated-branches"    # Too many false alarms
202  nw="$nw -Wformat-truncation=2"
203  nw="$nw -Wstrict-overflow"
204  nw="$nw -Wuninitialized"
205  nw="$nw -Wunused-macros"
206  nw="$nw -Wmissing-prototypes"
207  nw="$nw -Wold-style-definition"
208  # FIXME: it may be easy to remove this, since it affects only one file:
209  # the snprintf call at ftoastr.c:132.
210  nw="$nw -Wdouble-promotion"
211  gl_MANYWARN_COMPLEMENT([GNULIB_WARN_CFLAGS], [$WARN_CFLAGS], [$nw])
212  AC_SUBST([GNULIB_WARN_CFLAGS])
213
214  # For gnulib-tests, the set is slightly smaller still.
215  nw=
216  nw="$nw -Wstrict-prototypes"
217  # It's not worth being this picky about test programs.
218  nw="$nw -Wsuggest-attribute=const"
219  nw="$nw -Wsuggest-attribute=pure"
220  gl_MANYWARN_COMPLEMENT([GNULIB_TEST_WARN_CFLAGS],
221                         [$GNULIB_WARN_CFLAGS], [$nw])
222  AC_SUBST([GNULIB_TEST_WARN_CFLAGS])
223fi
224
225AC_ARG_ENABLE([single-binary],
226  [AS_HELP_STRING([--enable-single-binary=[shebangs|symlinks]],
227     [Compile all the tools in a single binary, reducing the overall size.
228      When compiled this way, shebangs (default when enabled) or symlinks are
229      installed for each tool that points to the single binary.])],
230  [gl_single_binary=no ;
231   case $enableval in
232     yes) gl_single_binary=shebangs ;;
233     no|shebangs|symlinks) gl_single_binary=$enableval ;;
234     *)      AC_MSG_ERROR([bad value $enableval for single-binary option.
235                           Options are: symlinks, shebangs, no.]) ;;
236   esac],
237  [gl_single_binary=no]
238)
239AC_ARG_ENABLE([single-binary-exceptions],
240  [AS_HELP_STRING([--enable-single-binary-exceptions=PROG_LIST],
241     [When used with --enable-single-binary, exclude the PROG_LIST from
242      it, so these programs are compiled as separated files
243      (comma-separated, default none))])],
244  [gl_single_binary_exceptions=$enableval],
245  [gl_single_binary_exceptions=]
246)
247if test "$gl_single_binary" = 'symlinks'; then
248  if ! test "`echo ls | sed \"$program_transform_name\"`" = 'ls'; then
249    AC_MSG_ERROR([program name transformations are not currently supported
250                  with --enable-single-binary=symlinks.])
251  fi
252fi
253AM_CONDITIONAL([SINGLE_BINARY], [test "$gl_single_binary" != no])
254
255AC_FUNC_FORK
256
257optional_bin_progs=
258AC_CHECK_FUNCS([chroot],
259        gl_ADD_PROG([optional_bin_progs], [chroot]))
260AC_CHECK_FUNCS([gethostid],
261        gl_ADD_PROG([optional_bin_progs], [hostid]))
262AC_CHECK_FUNCS([sigsuspend],
263        gl_ADD_PROG([optional_bin_progs], [timeout]))
264
265gl_WINSIZE_IN_PTEM
266
267AC_MSG_CHECKING([whether localtime caches TZ])
268AC_CACHE_VAL([utils_cv_localtime_cache],
269[if test x$ac_cv_func_tzset = xyes; then
270AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <time.h>
271#if STDC_HEADERS
272# include <stdlib.h>
273#endif
274extern char **environ;
275void unset_TZ (void)
276{
277  char **from, **to;
278  for (to = from = environ; (*to = *from); from++)
279    if (! (to[0][0] == 'T' && to[0][1] == 'Z' && to[0][2] == '='))
280      to++;
281}
282int main()
283{
284  time_t now = time ((time_t *) 0);
285  int hour_GMT0, hour_unset;
286  if (putenv ("TZ=GMT0") != 0)
287    return 1;
288  hour_GMT0 = localtime (&now)->tm_hour;
289  unset_TZ ();
290  hour_unset = localtime (&now)->tm_hour;
291  if (putenv ("TZ=PST8") != 0)
292    return 1;
293  if (localtime (&now)->tm_hour == hour_GMT0)
294    return 1;
295  unset_TZ ();
296  if (localtime (&now)->tm_hour != hour_unset)
297    return 1;
298  return 0;
299}]])],
300[utils_cv_localtime_cache=no],
301[utils_cv_localtime_cache=yes],
302[# If we have tzset, assume the worst when cross-compiling.
303utils_cv_localtime_cache=yes])
304else
305        # If we lack tzset, report that localtime does not cache TZ,
306        # since we can't invalidate the cache if we don't have tzset.
307        utils_cv_localtime_cache=no
308fi])dnl
309AC_MSG_RESULT([$utils_cv_localtime_cache])
310if test $utils_cv_localtime_cache = yes; then
311  AC_DEFINE([LOCALTIME_CACHE], [1], [FIXME])
312fi
313
314# Assume that if getattrat exists, it's compatible with Solaris 11.
315AC_CHECK_FUNCS([getattrat])
316if test $ac_cv_func_getattrat = yes; then
317  LIB_NVPAIR=-lnvpair
318  AC_SUBST([LIB_NVPAIR])
319fi
320
321# SCO-ODT-3.0 is reported to need -los to link programs using initgroups
322AC_CHECK_FUNCS([initgroups])
323if test $ac_cv_func_initgroups = no; then
324  AC_CHECK_LIB([os], [initgroups])
325fi
326
327AC_CHECK_FUNCS([syslog])
328if test $ac_cv_func_syslog = no; then
329  # syslog is not in the default libraries.  See if it's in some other.
330  for lib in bsd socket inet; do
331    AC_CHECK_LIB([$lib], [syslog], [AC_DEFINE([HAVE_SYSLOG], [1], [FIXME])
332      LIBS="$LIBS -l$lib"; break])
333  done
334fi
335
336AC_CACHE_CHECK([for 3-argument setpriority function],
337  [utils_cv_func_setpriority],
338  [AC_LINK_IFELSE(
339    [AC_LANG_PROGRAM(
340       [[#include <sys/time.h>
341         #include <sys/resource.h>
342       ]],
343       [[setpriority (0, 0, 0);]])],
344    [utils_cv_func_setpriority=yes],
345    [utils_cv_func_setpriority=no])])
346if test $utils_cv_func_setpriority = no; then
347  AC_CHECK_FUNCS([nice])
348fi
349case $utils_cv_func_setpriority,$ac_cv_func_nice in
350*yes*)
351  gl_ADD_PROG([optional_bin_progs], [nice])
352esac
353
354AC_DEFUN([coreutils_DUMMY_1],
355[
356  AC_REQUIRE([gl_READUTMP])
357  if test $ac_cv_header_utmp_h = yes || test $ac_cv_header_utmpx_h = yes; then
358    gl_ADD_PROG([optional_bin_progs], [who])
359    gl_ADD_PROG([optional_bin_progs], [users])
360    gl_ADD_PROG([optional_bin_progs], [pinky])
361  fi
362])
363coreutils_DUMMY_1
364
365AC_MSG_CHECKING([ut_host in struct utmp])
366AC_CACHE_VAL([su_cv_func_ut_host_in_utmp],
367[AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
368                                   #include <utmp.h>
369                                   struct utmp ut;
370                                   int s = sizeof ut.ut_host;]])],
371  [su_cv_func_ut_host_in_utmp=yes],
372  [su_cv_func_ut_host_in_utmp=no])])
373AC_MSG_RESULT([$su_cv_func_ut_host_in_utmp])
374if test $su_cv_func_ut_host_in_utmp = yes; then
375  have_ut_host=1
376  AC_DEFINE([HAVE_UT_HOST], [1], [FIXME])
377fi
378
379if test -z "$have_ut_host"; then
380  AC_MSG_CHECKING([ut_host in struct utmpx])
381  AC_CACHE_VAL([su_cv_func_ut_host_in_utmpx],
382  [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
383                                     #include <utmpx.h>
384                                     struct utmpx ut;
385                                     int s = sizeof ut.ut_host;]])],
386    [su_cv_func_ut_host_in_utmpx=yes],
387    [su_cv_func_ut_host_in_utmpx=no])])
388  AC_MSG_RESULT([$su_cv_func_ut_host_in_utmpx])
389  if test $su_cv_func_ut_host_in_utmpx = yes; then
390    AC_DEFINE([HAVE_UTMPX_H], [1], [FIXME])
391    AC_DEFINE([HAVE_UT_HOST], [1], [FIXME])
392  fi
393fi
394
395GNULIB_BOOT_TIME([gl_ADD_PROG([optional_bin_progs], [uptime])])
396
397AC_SYS_POSIX_TERMIOS()
398gl_HEADER_TIOCGWINSZ_NEEDS_SYS_IOCTL
399
400if test $ac_cv_sys_posix_termios = yes; then
401  gl_ADD_PROG([optional_bin_progs], [stty])
402
403  AC_MSG_CHECKING([whether termios.h needs _XOPEN_SOURCE])
404  AC_CACHE_VAL([su_cv_sys_termios_needs_xopen_source],
405  [AC_EGREP_CPP([yes], [#include <termios.h>
406#ifdef IUCLC
407yes
408#endif], su_cv_sys_termios_needs_xopen_source=no,
409   AC_EGREP_CPP([yes], [#define _XOPEN_SOURCE
410#include <termios.h>
411#ifdef IUCLC
412yes
413#endif], su_cv_sys_termios_needs_xopen_source=yes,
414   su_cv_sys_termios_needs_xopen_source=no))])
415  AC_MSG_RESULT([$su_cv_sys_termios_needs_xopen_source])
416  test $su_cv_sys_termios_needs_xopen_source = yes &&
417    AC_DEFINE([TERMIOS_NEEDS_XOPEN_SOURCE], [1], [FIXME])
418
419  AC_MSG_CHECKING([c_line in struct termios])
420  AC_CACHE_VAL([su_cv_sys_c_line_in_termios],
421  [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#if TERMIOS_NEEDS_XOPEN_SOURCE
422                                      #define _XOPEN_SOURCE
423                                     #endif
424                                     #include <sys/types.h>
425                                     #include <termios.h>
426                                     struct termios t;
427                                     int s = sizeof t.c_line;]])],
428    [su_cv_sys_c_line_in_termios=yes],
429    [su_cv_sys_c_line_in_termios=no])])
430  AC_MSG_RESULT([$su_cv_sys_c_line_in_termios])
431  test $su_cv_sys_c_line_in_termios = yes \
432    && AC_DEFINE([HAVE_C_LINE], [1], [FIXME])
433fi
434
435# FIXME: note that this macro appears above, too.
436# I'm leaving it here for now.  This whole thing needs to be modernized...
437gl_WINSIZE_IN_PTEM
438
439gl_HEADER_TIOCGWINSZ_IN_TERMIOS_H
440
441if test $gl_cv_sys_tiocgwinsz_needs_termios_h = no && \
442   test $gl_cv_sys_tiocgwinsz_needs_sys_ioctl_h = no; then
443  AC_MSG_CHECKING([TIOCGWINSZ in sys/pty.h])
444  AC_CACHE_VAL([su_cv_sys_tiocgwinsz_in_sys_pty_h],
445  [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
446#ifdef WINSIZE_IN_PTEM
447# include <sys/stream.h>
448# include <sys/ptem.h>
449#endif
450#include <sys/ioctl.h>
451#include <sys/tty.h>
452#include <sys/pty.h>]], [[int x = TIOCGWINSZ;]])],
453    [su_cv_sys_tiocgwinsz_in_sys_pty_h=yes],
454    [su_cv_sys_tiocgwinsz_in_sys_pty_h=no])])
455  AC_MSG_RESULT([$su_cv_sys_tiocgwinsz_in_sys_pty_h])
456
457  test $su_cv_sys_tiocgwinsz_in_sys_pty_h = yes \
458      && AC_DEFINE([GWINSZ_IN_SYS_PTY], [1],
459                   [Define if your system defines TIOCGWINSZ in sys/pty.h.])
460fi
461
462# For src/kill.c.
463AC_CHECK_DECLS([strsignal, sys_siglist, _sys_siglist, __sys_siglist], , ,
464  [AC_INCLUDES_DEFAULT
465#include <signal.h>])
466
467cu_GMP
468
469# Build df only if there's a point to it.
470if test $gl_cv_list_mounted_fs = yes && test $gl_cv_fs_space = yes; then
471  gl_ADD_PROG([optional_bin_progs], [df])
472fi
473
474# Build stdbuf only if supported
475ac_save_CFLAGS=$CFLAGS
476ac_save_LDFLAGS=$LDFLAGS
477# Detect warnings about ignored "constructor" attributes.
478gl_WARN_ADD([-Werror], [CFLAGS])
479gl_WARN_ADD([-errwarn], [CFLAGS])
480# Put this message here, after gl_WARN_ADD's chatter.
481AC_MSG_CHECKING([whether this system supports stdbuf])
482CFLAGS="-fPIC $CFLAGS"
483LDFLAGS="-shared $LDFLAGS"
484stdbuf_supported=no
485# Note we only LINK here rather than RUN to support cross compilation
486AC_LINK_IFELSE(
487  [AC_LANG_PROGRAM([[
488    static int stdbuf = 0;
489
490    void __attribute__ ((constructor))
491    stdbuf_init (void)
492    {
493      stdbuf = 1;
494    }]],[[
495    if (stdbuf != 1)
496      return 1;]])
497  ],
498  [stdbuf_supported=yes])
499AC_MSG_RESULT([$stdbuf_supported])
500if test "$stdbuf_supported" = "yes" && test -z "$EXEEXT"; then
501  gl_ADD_PROG([optional_bin_progs], [stdbuf])
502fi
503CFLAGS=$ac_save_CFLAGS
504LDFLAGS=$ac_save_LDFLAGS
505
506# Detect when using xlc to determine whether to use -qinclude=
507AC_CACHE_CHECK([whether the system supports xlc include], [utils_cv_xlc],
508  [AC_COMPILE_IFELSE(
509     [AC_LANG_PROGRAM([[
510          #ifndef __xlc__
511            #error "not xlc"
512          #endif
513        ]])],
514     [utils_cv_xlc=yes],
515     [utils_cv_xlc=no])])
516AM_CONDITIONAL([USE_XLC_INCLUDE], [test "$utils_cv_xlc" = yes])
517
518############################################################################
519
520dnl Autogenerated by the 'gen-lists-of-programs.sh' auxiliary script.
521dnl Issue proper calls to the macros gl_INCLUDE_EXCLUDE_PROG and
522dnl gl_ADD_PROG (updating $optional_bin_progs), and generate the list
523dnl of coreutils programs to be built only upon explicit user request,
524dnl saving that list in the $no_install_progs_default shell variable.
525m4_include([m4/cu-progs.m4])
526
527# Now that we know which programs will actually be built, determine
528# which optional helper progs should be compiled.
529# Note it adding to pkglibexec_PROGRAMS, $(transform) in src/local.mk
530# may need to be updated accordingly.
531case " $optional_bin_progs " in
532  *' stdbuf '*) pkglibexec_PROGRAMS='src/libstdbuf.so';;
533  *) pkglibexec_PROGRAMS='';;
534esac
535
536man1_MANS=`
537  for p in $optional_bin_progs; do
538    # Change "ginstall.1" to "install.1".
539    test $p = ginstall && p=install
540    # Ignore the "[" program, since writing a portable make rule to
541    # generate its manpage is not practical.
542    dnl Use the autoconf-provided quadrigraph to represent "[",
543    dnl otherwise we will incur in dreadful quoting issues.
544    test x$p = x'@<:@' && continue
545    echo "man/$p.1"
546  done`
547
548# Not installed by "make install", but must be built when creating
549# a distribution tarball.
550EXTRA_MANS=`for p in $no_install_progs_default $gl_no_install_prog; do
551              echo man/$p.1
552            done`
553
554# Replace all the programs by the single binary and symlinks if specified.
555single_binary_progs=
556single_binary_libs=
557single_binary_deps=
558single_binary_install_type=
559if test "$gl_single_binary" != no; then
560  man1_MANS="$man1_MANS man/coreutils.1"
561  # Convert the list to a space separated list
562  gl_single_binary_exceptions=`echo $gl_single_binary_exceptions | tr ',' ' '`
563
564  single_binary_progs=`echo $optional_bin_progs`
565  optional_bin_progs="coreutils"
566  for prog in $gl_single_binary_exceptions; do
567    # Fail if requested to exclude a program than was not part of coreutils.
568    case " $single_binary_progs " in
569      *" $prog "*)
570        gl_REMOVE_PROG([single_binary_progs], [$prog]) ;
571        gl_ADD_PROG([optional_bin_progs], [$prog]) ;;
572      *) AC_MSG_ERROR(['$prog' is not being compiled.]) ;;
573    esac
574  done
575
576  # single_binary_libs holds the list of libs required by the selected
577  # programs, such as for example -lrt.
578  single_binary_libs=`
579    for p in $single_binary_progs; do
580      # Convert '[' to '_'
581      test x"$p" = x'@<:@' && p='_'
582      printf '$(src_libsinglebin_%s_a_ldadd) ' "$p"
583    done`
584  # single_binary_deps holds the list of libsinglebin_*.a files that have the
585  # compiled code of each selected program in a "library" format.
586  single_binary_deps=`
587    for p in $single_binary_progs; do
588      # Convert '[' to '_'
589      test x"$p" = x'@<:@' && p='_'
590      printf 'src/libsinglebin_%s.a ' "$p"
591    done`
592  single_binary_install_type="$gl_single_binary"
593fi
594AC_SUBST([single_binary_progs], [$single_binary_progs])
595AC_SUBST([single_binary_libs], [$single_binary_libs])
596AC_SUBST([single_binary_deps], [$single_binary_deps])
597AC_SUBST([single_binary_install_type], [$single_binary_install_type])
598
599
600# The programs built and installed by "make && make install".
601# Since this is AC_SUBST'd, Automake won't be able to perform rewrite
602# with $(EXEEXT) appending on it, so we have to do it ourselves -- in
603# this case, only for $(bin_PROGRAMS).
604bin_PROGRAMS=`
605  for p in $optional_bin_progs; do echo src/"$p"'$(EXEEXT)'; done`
606
607# Normalize whitespace.
608man1_MANS=`echo $man1_MANS`
609EXTRA_MANS=`echo $EXTRA_MANS`
610bin_PROGRAMS=`echo $bin_PROGRAMS`
611pkglibexec_PROGS=`echo $pkglibexec_PROGRAMS`
612
613AC_SUBST([bin_PROGRAMS])        AM_SUBST_NOTMAKE([bin_PROGRAMS])
614AC_SUBST([pkglibexec_PROGRAMS]) AM_SUBST_NOTMAKE([pkglibexec_PROGRAMS])
615AC_SUBST([man1_MANS])           AM_SUBST_NOTMAKE([man1_MANS])
616AC_SUBST([EXTRA_MANS])          AM_SUBST_NOTMAKE([EXTRA_MANS])
617
618AC_SUBST([built_programs], [$optional_bin_progs])
619
620AM_CONDITIONAL([CROSS_COMPILING], [test "$cross_compiling" = yes])
621
622############################################################################
623
624# As long as "grep 'PRI[diouxX]' po/*.pot" reports matches in
625# translatable strings, we must use need-formatstring-macros here.
626AM_GNU_GETTEXT([external], [need-formatstring-macros])
627AM_GNU_GETTEXT_VERSION([0.19.2])
628
629# For a test of uniq: it uses the $LOCALE_FR envvar.
630gt_LOCALE_FR
631
632AC_CONFIG_FILES(
633  Makefile
634  po/Makefile.in
635  gnulib-tests/Makefile
636  )
637AC_OUTPUT
638