configure.ac

   1 # -*- autoconf -*-
   2 # Process this file with autoconf to produce a configure script.
   3
   4 # Copyright (C) 1991, 1993-2006 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_INIT([GNU coreutils],[6.0-cvs],[bug-coreutils@gnu.org])
  23 AC_CONFIG_SRCDIR(src/ls.c)
  24
  25 AC_CONFIG_AUX_DIR(build-aux)
  26 AC_CONFIG_HEADERS([config.h:config.hin])
  27
  28 AB_INIT()
  29 AM_INIT_AUTOMAKE([1.9.6 gnits dist-bzip2])
  30
  31 gl_DEFAULT_POSIX2_VERSION
  32 gl_USE_SYSTEM_EXTENSIONS
  33 gl_PERL
  34 AC_PROG_CC_STDC
  35 AM_PROG_CC_C_O
  36 AC_PROG_CPP
  37 AC_PROG_GCC_TRADITIONAL
  38 AC_PROG_RANLIB
  39 AC_PROG_LN_S
  40 gl_IGNORE_UNUSED_LIBRARIES
  41
  42
  43 AC_CHECK_FUNCS(uname,
  44         OPTIONAL_BIN_PROGS="$OPTIONAL_BIN_PROGS uname\$(EXEEXT)"
  45         MAN="$MAN uname.1")
  46 AC_CHECK_FUNCS(chroot,
  47         OPTIONAL_BIN_PROGS="$OPTIONAL_BIN_PROGS chroot\$(EXEEXT)"
  48         MAN="$MAN chroot.1")
  49 AC_CHECK_FUNCS(gethostid,
  50         OPTIONAL_BIN_PROGS="$OPTIONAL_BIN_PROGS hostid\$(EXEEXT)"
  51         MAN="$MAN hostid.1")
  52
  53 gl_MACROS
  54
  55 gl_WINSIZE_IN_PTEM
  56
  57 AC_MSG_CHECKING(whether localtime caches TZ)
  58 AC_CACHE_VAL(utils_cv_localtime_cache,
  59 [if test x$ac_cv_func_tzset = xyes; then
  60 AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <time.h>
  61 #if STDC_HEADERS
  62 # include <stdlib.h>
  63 #endif
  64 extern char **environ;
  65 unset_TZ ()
  66 {
  67   char **from, **to;
  68   for (to = from = environ; (*to = *from); from++)
  69     if (! (to[0][0] == 'T' && to[0][1] == 'Z' && to[0][2] == '='))
  70       to++;
  71 }
  72 main()
  73 {
  74   time_t now = time ((time_t *) 0);
  75   int hour_GMT0, hour_unset;
  76   if (putenv ("TZ=GMT0") != 0)
  77     exit (1);
  78   hour_GMT0 = localtime (&now)->tm_hour;
  79   unset_TZ ();
  80   hour_unset = localtime (&now)->tm_hour;
  81   if (putenv ("TZ=PST8") != 0)
  82     exit (1);
  83   if (localtime (&now)->tm_hour == hour_GMT0)
  84     exit (1);
  85   unset_TZ ();
  86   if (localtime (&now)->tm_hour != hour_unset)
  87     exit (1);
  88   exit (0);
  89 }]])],
  90 [utils_cv_localtime_cache=no],
  91 [utils_cv_localtime_cache=yes],
  92 [# If we have tzset, assume the worst when cross-compiling.
  93 utils_cv_localtime_cache=yes])
  94 else
  95         # If we lack tzset, report that localtime does not cache TZ,
  96         # since we can't invalidate the cache if we don't have tzset.
  97         utils_cv_localtime_cache=no
  98 fi])dnl
  99 AC_MSG_RESULT($utils_cv_localtime_cache)
 100 if test $utils_cv_localtime_cache = yes; then
 101   AC_DEFINE(LOCALTIME_CACHE, 1, [FIXME])
 102 fi
 103
 104 # SCO-ODT-3.0 is reported to need -los to link programs using initgroups
 105 AC_CHECK_FUNCS(initgroups)
 106 if test $ac_cv_func_initgroups = no; then
 107   AC_CHECK_LIB(os, initgroups)
 108 fi
 109
 110 AC_CHECK_FUNCS(syslog)
 111 if test $ac_cv_func_syslog = no; then
 112   # syslog is not in the default libraries.  See if it's in some other.
 113   for lib in bsd socket inet; do
 114     AC_CHECK_LIB($lib, syslog, [AC_DEFINE(HAVE_SYSLOG, 1, [FIXME])
 115       LIBS="$LIBS -l$lib"; break])
 116   done
 117 fi
 118
 119 AC_CACHE_CHECK([for 3-argument setpriority function],
 120   [utils_cv_func_setpriority],
 121   [AC_LINK_IFELSE(
 122     [AC_LANG_PROGRAM(
 123        [[#include <sys/time.h>
 124          #include <sys/resource.h>
 125        ]],
 126        [[setpriority (0, 0, 0);]])],
 127     [utils_cv_func_setpriority=yes],
 128     [utils_cv_func_setpriority=no])])
 129 if test $utils_cv_func_setpriority = no; then
 130   AC_CHECK_FUNCS([nice])
 131 fi
 132 case $utils_cv_func_setpriority,$ac_cv_func_nice in
 133 *yes*)
 134   OPTIONAL_BIN_PROGS="$OPTIONAL_BIN_PROGS nice\$(EXEEXT)"
 135   MAN="$MAN nice.1";;
 136 esac
 137
 138 AC_DEFUN([coreutils_DUMMY_1],
 139 [
 140   AC_REQUIRE([gl_READUTMP])
 141   if test $ac_cv_header_utmp_h = yes || test $ac_cv_header_utmpx_h = yes; then
 142     OPTIONAL_BIN_PROGS="$OPTIONAL_BIN_PROGS pinky\$(EXEEXT)"
 143     OPTIONAL_BIN_PROGS="$OPTIONAL_BIN_PROGS users\$(EXEEXT)"
 144     OPTIONAL_BIN_PROGS="$OPTIONAL_BIN_PROGS who\$(EXEEXT)"
 145     MAN="$MAN pinky.1 users.1 who.1"
 146   fi
 147 ])
 148 coreutils_DUMMY_1
 149
 150 AC_MSG_CHECKING(ut_host in struct utmp)
 151 AC_CACHE_VAL(su_cv_func_ut_host_in_utmp,
 152 [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
 153 #include <utmp.h>]], [[struct utmp ut; ut.ut_host;]])],
 154   [su_cv_func_ut_host_in_utmp=yes],
 155   [su_cv_func_ut_host_in_utmp=no])])
 156 AC_MSG_RESULT($su_cv_func_ut_host_in_utmp)
 157 if test $su_cv_func_ut_host_in_utmp = yes; then
 158   have_ut_host=1
 159   AC_DEFINE(HAVE_UT_HOST, 1, [FIXME])
 160 fi
 161
 162 if test -z "$have_ut_host"; then
 163   AC_MSG_CHECKING(ut_host in struct utmpx)
 164   AC_CACHE_VAL(su_cv_func_ut_host_in_utmpx,
 165   [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
 166 #include <utmpx.h>]], [[struct utmpx ut; ut.ut_host;]])],
 167     [su_cv_func_ut_host_in_utmpx=yes],
 168     [su_cv_func_ut_host_in_utmpx=no])])
 169   AC_MSG_RESULT($su_cv_func_ut_host_in_utmpx)
 170   if test $su_cv_func_ut_host_in_utmpx = yes; then
 171     AC_DEFINE(HAVE_UTMPX_H, 1, [FIXME])
 172     AC_DEFINE(HAVE_UT_HOST, 1, [FIXME])
 173   fi
 174 fi
 175
 176 GNULIB_BOOT_TIME(
 177   [OPTIONAL_BIN_PROGS="$OPTIONAL_BIN_PROGS uptime\$(EXEEXT)"
 178   MAN="$MAN uptime.1"])
 179
 180 AC_SYS_POSIX_TERMIOS()
 181 gl_HEADER_TIOCGWINSZ_NEEDS_SYS_IOCTL
 182
 183 if test $ac_cv_sys_posix_termios = yes; then
 184   OPTIONAL_BIN_PROGS="$OPTIONAL_BIN_PROGS stty\$(EXEEXT)" MAN="$MAN stty.1"
 185
 186   AC_MSG_CHECKING(whether termios.h needs _XOPEN_SOURCE)
 187   AC_CACHE_VAL(su_cv_sys_termios_needs_xopen_source,
 188   [AC_EGREP_CPP(yes, [#include <termios.h>
 189 #ifdef IUCLC
 190 yes
 191 #endif], su_cv_sys_termios_needs_xopen_source=no,
 192    AC_EGREP_CPP(yes, [#define _XOPEN_SOURCE
 193 #include <termios.h>
 194 #ifdef IUCLC
 195 yes
 196 #endif], su_cv_sys_termios_needs_xopen_source=yes,
 197    su_cv_sys_termios_needs_xopen_source=no))])
 198   AC_MSG_RESULT($su_cv_sys_termios_needs_xopen_source)
 199   test $su_cv_sys_termios_needs_xopen_source = yes &&
 200     AC_DEFINE(TERMIOS_NEEDS_XOPEN_SOURCE, 1, [FIXME])
 201
 202   AC_MSG_CHECKING(c_line in struct termios)
 203   AC_CACHE_VAL(su_cv_sys_c_line_in_termios,
 204   [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#if TERMIOS_NEEDS_XOPEN_SOURCE
 205 #define _XOPEN_SOURCE
 206 #endif
 207 #include <sys/types.h>
 208 #include <termios.h>]], [[struct termios t; t.c_line;]])],
 209     [su_cv_sys_c_line_in_termios=yes],
 210     [su_cv_sys_c_line_in_termios=no])])
 211   AC_MSG_RESULT($su_cv_sys_c_line_in_termios)
 212   test $su_cv_sys_c_line_in_termios = yes \
 213     && AC_DEFINE(HAVE_C_LINE, 1, [FIXME])
 214 fi
 215
 216 # FIXME: note that this macro appears above, too.
 217 # I'm leaving it here for now.  This whole thing needs to be modernized...
 218 gl_WINSIZE_IN_PTEM
 219
 220 gl_HEADER_TIOCGWINSZ_IN_TERMIOS_H
 221
 222 if test $jm_cv_sys_tiocgwinsz_needs_termios_h = no && \
 223    test $jm_cv_sys_tiocgwinsz_needs_sys_ioctl_h = no; then
 224   AC_MSG_CHECKING(TIOCGWINSZ in sys/pty.h)
 225   AC_CACHE_VAL(su_cv_sys_tiocgwinsz_in_sys_pty_h,
 226   [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
 227 #ifdef WINSIZE_IN_PTEM
 228 # include <sys/stream.h>
 229 # include <sys/ptem.h>
 230 #endif
 231 #include <sys/ioctl.h>
 232 #include <sys/tty.h>
 233 #include <sys/pty.h>]], [[int x = TIOCGWINSZ;]])],
 234     [su_cv_sys_tiocgwinsz_in_sys_pty_h=yes],
 235     [su_cv_sys_tiocgwinsz_in_sys_pty_h=no])])
 236   AC_MSG_RESULT($su_cv_sys_tiocgwinsz_in_sys_pty_h)
 237
 238   test $su_cv_sys_tiocgwinsz_in_sys_pty_h = yes \
 239       && AC_DEFINE(GWINSZ_IN_SYS_PTY, 1,
 240                    [Define if your system defines TIOCGWINSZ in sys/pty.h.])
 241 fi
 242
 243 # For src/kill.c.
 244 AC_CHECK_DECLS([strsignal, sys_siglist, _sys_siglist, __sys_siglist], , ,
 245   [AC_INCLUDES_DEFAULT
 246 #include <signal.h>])
 247
 248 # For src/kill.c and src/printf.c.
 249 AC_CHECK_DECLS([strtoimax, strtoumax])
 250
 251 cu_LIB_CHECK
 252
 253 AM_GNU_GETTEXT([external], [need-ngettext])
 254 AM_GNU_GETTEXT_VERSION(0.13.1)
 255
 256 AC_CONFIG_FILES(
 257   Makefile
 258   doc/Makefile
 259   lib/Makefile
 260   man/Makefile
 261   po/Makefile.in
 262   src/Makefile
 263   tests/Makefile
 264   tests/chgrp/Makefile
 265   tests/chmod/Makefile
 266   tests/chown/Makefile
 267   tests/cp/Makefile
 268   tests/cut/Makefile
 269   tests/dd/Makefile
 270   tests/dircolors/Makefile
 271   tests/du/Makefile
 272   tests/expr/Makefile
 273   tests/factor/Makefile
 274   tests/fmt/Makefile
 275   tests/head/Makefile
 276   tests/install/Makefile
 277   tests/join/Makefile
 278   tests/ln/Makefile
 279   tests/ls-2/Makefile
 280   tests/ls/Makefile
 281   tests/md5sum/Makefile
 282   tests/misc/Makefile
 283   tests/mkdir/Makefile
 284   tests/mv/Makefile
 285   tests/od/Makefile
 286   tests/pr/Makefile
 287   tests/readlink/Makefile
 288   tests/rm/Makefile
 289   tests/rmdir/Makefile
 290   tests/seq/Makefile
 291   tests/sha1sum/Makefile
 292   tests/shred/Makefile
 293   tests/sort/Makefile
 294   tests/stty/Makefile
 295   tests/sum/Makefile
 296   tests/tac/Makefile
 297   tests/tail-2/Makefile
 298   tests/tail/Makefile
 299   tests/tee/Makefile
 300   tests/test/Makefile
 301   tests/touch/Makefile
 302   tests/tr/Makefile
 303   tests/tsort/Makefile
 304   tests/unexpand/Makefile
 305   tests/uniq/Makefile
 306   tests/wc/Makefile
 307   )
 308 AC_OUTPUT