configure.ac

   1 # -*- autoconf -*-
   2 # Process this file with autoconf to produce a configure script.
   3
   4 # Copyright (C) 1991, 1993-2007 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 2, or (at your option)
   9 # 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, write to the Free Software Foundation,
  18 # Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  19
  20 dnl Written by Jim Meyering.
  21
  22 AC_PREREQ(2.61)
  23 AC_INIT([GNU coreutils],[6.9],[bug-coreutils@gnu.org])
  24 AC_CONFIG_SRCDIR(src/ls.c)
  25
  26 AC_CONFIG_AUX_DIR(build-aux)
  27 AC_CONFIG_HEADERS([lib/config.h:lib/config.hin])
  28
  29 AB_INIT()
  30 AM_INIT_AUTOMAKE([1.10 dist-bzip2])
  31
  32 AC_PROG_CC_STDC
  33 AM_PROG_CC_C_O
  34 AC_PROG_CPP
  35 AC_PROG_GCC_TRADITIONAL
  36 AC_PROG_RANLIB
  37 AC_PROG_LN_S
  38 gl_EARLY
  39 gl_INIT
  40 coreutils_MACROS
  41
  42 AC_FUNC_FORK
  43
  44 AC_CHECK_FUNCS(uname,
  45         OPTIONAL_BIN_PROGS="$OPTIONAL_BIN_PROGS uname\$(EXEEXT)"
  46         MAN="$MAN uname.1")
  47 AC_CHECK_FUNCS(chroot,
  48         OPTIONAL_BIN_PROGS="$OPTIONAL_BIN_PROGS chroot\$(EXEEXT)"
  49         MAN="$MAN chroot.1")
  50 AC_CHECK_FUNCS(gethostid,
  51         OPTIONAL_BIN_PROGS="$OPTIONAL_BIN_PROGS hostid\$(EXEEXT)"
  52         MAN="$MAN hostid.1")
  53
  54 gl_WINSIZE_IN_PTEM
  55
  56 AC_MSG_CHECKING(whether localtime caches TZ)
  57 AC_CACHE_VAL(utils_cv_localtime_cache,
  58 [if test x$ac_cv_func_tzset = xyes; then
  59 AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <time.h>
  60 #if STDC_HEADERS
  61 # include <stdlib.h>
  62 #endif
  63 extern char **environ;
  64 void unset_TZ (void)
  65 {
  66   char **from, **to;
  67   for (to = from = environ; (*to = *from); from++)
  68     if (! (to[0][0] == 'T' && to[0][1] == 'Z' && to[0][2] == '='))
  69       to++;
  70 }
  71 int main()
  72 {
  73   time_t now = time ((time_t *) 0);
  74   int hour_GMT0, hour_unset;
  75   if (putenv ("TZ=GMT0") != 0)
  76     exit (1);
  77   hour_GMT0 = localtime (&now)->tm_hour;
  78   unset_TZ ();
  79   hour_unset = localtime (&now)->tm_hour;
  80   if (putenv ("TZ=PST8") != 0)
  81     exit (1);
  82   if (localtime (&now)->tm_hour == hour_GMT0)
  83     exit (1);
  84   unset_TZ ();
  85   if (localtime (&now)->tm_hour != hour_unset)
  86     exit (1);
  87   exit (0);
  88 }]])],
  89 [utils_cv_localtime_cache=no],
  90 [utils_cv_localtime_cache=yes],
  91 [# If we have tzset, assume the worst when cross-compiling.
  92 utils_cv_localtime_cache=yes])
  93 else
  94         # If we lack tzset, report that localtime does not cache TZ,
  95         # since we can't invalidate the cache if we don't have tzset.
  96         utils_cv_localtime_cache=no
  97 fi])dnl
  98 AC_MSG_RESULT($utils_cv_localtime_cache)
  99 if test $utils_cv_localtime_cache = yes; then
 100   AC_DEFINE(LOCALTIME_CACHE, 1, [FIXME])
 101 fi
 102
 103 # SCO-ODT-3.0 is reported to need -los to link programs using initgroups
 104 AC_CHECK_FUNCS(initgroups)
 105 if test $ac_cv_func_initgroups = no; then
 106   AC_CHECK_LIB(os, initgroups)
 107 fi
 108
 109 AC_CHECK_FUNCS(syslog)
 110 if test $ac_cv_func_syslog = no; then
 111   # syslog is not in the default libraries.  See if it's in some other.
 112   for lib in bsd socket inet; do
 113     AC_CHECK_LIB($lib, syslog, [AC_DEFINE(HAVE_SYSLOG, 1, [FIXME])
 114       LIBS="$LIBS -l$lib"; break])
 115   done
 116 fi
 117
 118 AC_CACHE_CHECK([for 3-argument setpriority function],
 119   [utils_cv_func_setpriority],
 120   [AC_LINK_IFELSE(
 121     [AC_LANG_PROGRAM(
 122        [[#include <sys/time.h>
 123          #include <sys/resource.h>
 124        ]],
 125        [[setpriority (0, 0, 0);]])],
 126     [utils_cv_func_setpriority=yes],
 127     [utils_cv_func_setpriority=no])])
 128 if test $utils_cv_func_setpriority = no; then
 129   AC_CHECK_FUNCS([nice])
 130 fi
 131 case $utils_cv_func_setpriority,$ac_cv_func_nice in
 132 *yes*)
 133   OPTIONAL_BIN_PROGS="$OPTIONAL_BIN_PROGS nice\$(EXEEXT)"
 134   MAN="$MAN nice.1";;
 135 esac
 136
 137 AC_DEFUN([coreutils_DUMMY_1],
 138 [
 139   AC_REQUIRE([gl_READUTMP])
 140   if test $ac_cv_header_utmp_h = yes || test $ac_cv_header_utmpx_h = yes; then
 141     OPTIONAL_BIN_PROGS="$OPTIONAL_BIN_PROGS pinky\$(EXEEXT)"
 142     OPTIONAL_BIN_PROGS="$OPTIONAL_BIN_PROGS users\$(EXEEXT)"
 143     OPTIONAL_BIN_PROGS="$OPTIONAL_BIN_PROGS who\$(EXEEXT)"
 144     MAN="$MAN pinky.1 users.1 who.1"
 145   fi
 146 ])
 147 coreutils_DUMMY_1
 148
 149 AC_MSG_CHECKING(ut_host in struct utmp)
 150 AC_CACHE_VAL(su_cv_func_ut_host_in_utmp,
 151 [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
 152 #include <utmp.h>]], [[struct utmp ut; return !sizeof ut.ut_host;]])],
 153   [su_cv_func_ut_host_in_utmp=yes],
 154   [su_cv_func_ut_host_in_utmp=no])])
 155 AC_MSG_RESULT($su_cv_func_ut_host_in_utmp)
 156 if test $su_cv_func_ut_host_in_utmp = yes; then
 157   have_ut_host=1
 158   AC_DEFINE(HAVE_UT_HOST, 1, [FIXME])
 159 fi
 160
 161 if test -z "$have_ut_host"; then
 162   AC_MSG_CHECKING(ut_host in struct utmpx)
 163   AC_CACHE_VAL(su_cv_func_ut_host_in_utmpx,
 164   [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
 165 #include <utmpx.h>]], [[struct utmpx ut; return !sizeof ut.ut_host;]])],
 166     [su_cv_func_ut_host_in_utmpx=yes],
 167     [su_cv_func_ut_host_in_utmpx=no])])
 168   AC_MSG_RESULT($su_cv_func_ut_host_in_utmpx)
 169   if test $su_cv_func_ut_host_in_utmpx = yes; then
 170     AC_DEFINE(HAVE_UTMPX_H, 1, [FIXME])
 171     AC_DEFINE(HAVE_UT_HOST, 1, [FIXME])
 172   fi
 173 fi
 174
 175 GNULIB_BOOT_TIME(
 176   [OPTIONAL_BIN_PROGS="$OPTIONAL_BIN_PROGS uptime\$(EXEEXT)"
 177   MAN="$MAN uptime.1"])
 178
 179 AC_SYS_POSIX_TERMIOS()
 180 gl_HEADER_TIOCGWINSZ_NEEDS_SYS_IOCTL
 181
 182 if test $ac_cv_sys_posix_termios = yes; then
 183   OPTIONAL_BIN_PROGS="$OPTIONAL_BIN_PROGS stty\$(EXEEXT)" MAN="$MAN stty.1"
 184
 185   AC_MSG_CHECKING(whether termios.h needs _XOPEN_SOURCE)
 186   AC_CACHE_VAL(su_cv_sys_termios_needs_xopen_source,
 187   [AC_EGREP_CPP(yes, [#include <termios.h>
 188 #ifdef IUCLC
 189 yes
 190 #endif], su_cv_sys_termios_needs_xopen_source=no,
 191    AC_EGREP_CPP(yes, [#define _XOPEN_SOURCE
 192 #include <termios.h>
 193 #ifdef IUCLC
 194 yes
 195 #endif], su_cv_sys_termios_needs_xopen_source=yes,
 196    su_cv_sys_termios_needs_xopen_source=no))])
 197   AC_MSG_RESULT($su_cv_sys_termios_needs_xopen_source)
 198   test $su_cv_sys_termios_needs_xopen_source = yes &&
 199     AC_DEFINE(TERMIOS_NEEDS_XOPEN_SOURCE, 1, [FIXME])
 200
 201   AC_MSG_CHECKING(c_line in struct termios)
 202   AC_CACHE_VAL(su_cv_sys_c_line_in_termios,
 203   [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#if TERMIOS_NEEDS_XOPEN_SOURCE
 204 #define _XOPEN_SOURCE
 205 #endif
 206 #include <sys/types.h>
 207 #include <termios.h>]], [[struct termios t; return !sizeof t.c_line;]])],
 208     [su_cv_sys_c_line_in_termios=yes],
 209     [su_cv_sys_c_line_in_termios=no])])
 210   AC_MSG_RESULT($su_cv_sys_c_line_in_termios)
 211   test $su_cv_sys_c_line_in_termios = yes \
 212     && AC_DEFINE(HAVE_C_LINE, 1, [FIXME])
 213 fi
 214
 215 # FIXME: note that this macro appears above, too.
 216 # I'm leaving it here for now.  This whole thing needs to be modernized...
 217 gl_WINSIZE_IN_PTEM
 218
 219 gl_HEADER_TIOCGWINSZ_IN_TERMIOS_H
 220
 221 if test $jm_cv_sys_tiocgwinsz_needs_termios_h = no && \
 222    test $jm_cv_sys_tiocgwinsz_needs_sys_ioctl_h = no; then
 223   AC_MSG_CHECKING(TIOCGWINSZ in sys/pty.h)
 224   AC_CACHE_VAL(su_cv_sys_tiocgwinsz_in_sys_pty_h,
 225   [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
 226 #ifdef WINSIZE_IN_PTEM
 227 # include <sys/stream.h>
 228 # include <sys/ptem.h>
 229 #endif
 230 #include <sys/ioctl.h>
 231 #include <sys/tty.h>
 232 #include <sys/pty.h>]], [[int x = TIOCGWINSZ;]])],
 233     [su_cv_sys_tiocgwinsz_in_sys_pty_h=yes],
 234     [su_cv_sys_tiocgwinsz_in_sys_pty_h=no])])
 235   AC_MSG_RESULT($su_cv_sys_tiocgwinsz_in_sys_pty_h)
 236
 237   test $su_cv_sys_tiocgwinsz_in_sys_pty_h = yes \
 238       && AC_DEFINE(GWINSZ_IN_SYS_PTY, 1,
 239                    [Define if your system defines TIOCGWINSZ in sys/pty.h.])
 240 fi
 241
 242 # For src/kill.c.
 243 AC_CHECK_DECLS([strsignal, sys_siglist, _sys_siglist, __sys_siglist], , ,
 244   [AC_INCLUDES_DEFAULT
 245 #include <signal.h>])
 246
 247 # For src/kill.c and src/printf.c.
 248 AC_CHECK_DECLS([strtoimax, strtoumax])
 249
 250 cu_LIB_CHECK
 251
 252 AM_GNU_GETTEXT([external], [need-formatstring-macros])
 253 AM_GNU_GETTEXT_VERSION([0.15])
 254
 255 AC_CONFIG_FILES(
 256   Makefile
 257   doc/Makefile
 258   lib/Makefile
 259   man/Makefile
 260   po/Makefile.in
 261   src/Makefile
 262   tests/Makefile
 263   tests/chgrp/Makefile
 264   tests/chmod/Makefile
 265   tests/chown/Makefile
 266   tests/cp/Makefile
 267   tests/cut/Makefile
 268   tests/dd/Makefile
 269   tests/dircolors/Makefile
 270   tests/du/Makefile
 271   tests/expr/Makefile
 272   tests/factor/Makefile
 273   tests/fmt/Makefile
 274   tests/head/Makefile
 275   tests/install/Makefile
 276   tests/join/Makefile
 277   tests/ln/Makefile
 278   tests/ls-2/Makefile
 279   tests/ls/Makefile
 280   tests/md5sum/Makefile
 281   tests/misc/Makefile
 282   tests/mkdir/Makefile
 283   tests/mv/Makefile
 284   tests/od/Makefile
 285   tests/pr/Makefile
 286   tests/readlink/Makefile
 287   tests/rm/Makefile
 288   tests/rmdir/Makefile
 289   tests/seq/Makefile
 290   tests/sha1sum/Makefile
 291   tests/shred/Makefile
 292   tests/sort/Makefile
 293   tests/stty/Makefile
 294   tests/sum/Makefile
 295   tests/tac/Makefile
 296   tests/tail-2/Makefile
 297   tests/tail/Makefile
 298   tests/tee/Makefile
 299   tests/test/Makefile
 300   tests/touch/Makefile
 301   tests/tr/Makefile
 302   tests/tsort/Makefile
 303   tests/unexpand/Makefile
 304   tests/uniq/Makefile
 305   tests/wc/Makefile
 306   )
 307 AC_OUTPUT