1 #serial 93 -*- autoconf -*-
3 dnl Misc type-related macros for coreutils.
5 # Copyright (C) 1998, 2000, 2001, 2002, 2003, 2004, 2005 Free Software
8 # This program is free software; you can redistribute it and/or modify
9 # it under the terms of the GNU General Public License as published by
10 # the Free Software Foundation; either version 2, or (at your option)
13 # This program is distributed in the hope that it will be useful,
14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 # GNU General Public License for more details.
18 # You should have received a copy of the GNU General Public License
19 # along with this program; if not, write to the Free Software Foundation,
20 # Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
22 # Written by Jim Meyering.
28 GNU_PACKAGE="GNU $PACKAGE"
29 AC_DEFINE_UNQUOTED(GNU_PACKAGE, "$GNU_PACKAGE",
30 [The concatenation of the strings `GNU ', and PACKAGE.])
33 AM_MISSING_PROG(HELP2MAN, help2man)
34 AC_SUBST(OPTIONAL_BIN_PROGS)
38 dnl This macro actually runs replacement code. See isc-posix.m4.
39 AC_REQUIRE([AC_ISC_POSIX])dnl
43 AC_REQUIRE([gl_HOST_OS])
44 AC_REQUIRE([gl_ASSERT])
45 AC_REQUIRE([gl_CHECK_TYPE_STRUCT_UTIMBUF])
46 AC_REQUIRE([gl_CHECK_TYPE_STRUCT_DIRENT_D_TYPE])
47 AC_REQUIRE([gl_CHECK_TYPE_STRUCT_DIRENT_D_INO])
48 AC_REQUIRE([gl_CHECK_DECLS])
50 AC_REQUIRE([gl_PREREQ])
52 AC_REQUIRE([gl_FUNC_DIRFD])
53 AC_REQUIRE([AC_FUNC_ACL])
54 AC_REQUIRE([gl_FUNC_LCHOWN])
55 AC_REQUIRE([gl_FUNC_RMDIR_NOTEMPTY])
56 AC_REQUIRE([gl_FUNC_CHOWN])
57 AC_REQUIRE([AC_FUNC_LSTAT])
58 AC_REQUIRE([AC_FUNC_STRERROR_R])
59 AC_REQUIRE([gl_FUNC_GROUP_MEMBER])
61 AC_REQUIRE([gl_AC_FUNC_LINK_FOLLOWS_SYMLINK])
62 AC_REQUIRE([gl_FUNC_FPENDING])
64 # This is for od and stat, and any other program that
65 # uses the PRI.MAX macros from inttypes.h.
66 AC_REQUIRE([gt_INTTYPES_PRI])
67 AC_REQUIRE([gl_ULLONG_MAX])
69 AC_REQUIRE([gl_FUNC_GETGROUPS])
71 AC_REQUIRE([AC_FUNC_FSEEKO])
72 AC_REQUIRE([AC_FUNC_ALLOCA])
74 AC_CONFIG_LIBOBJ_DIR([lib])
75 AC_FUNC_GETLOADAVG([lib])
77 AC_REQUIRE([gl_SYS_PROC_UPTIME])
78 AC_REQUIRE([gl_FUNC_FTRUNCATE])
80 # raise is used by at least sort and ls.
81 AC_REPLACE_FUNCS(raise)
83 # By default, argmatch should fail calling usage (1).
84 AC_DEFINE(ARGMATCH_DIE, [usage (1)],
85 [Define to the function xargmatch calls on failures.])
86 AC_DEFINE(ARGMATCH_DIE_DECL, [extern void usage ()],
87 [Define to the declaration of the xargmatch failure function.])
89 dnl Used to define SETVBUF in sys2.h.
90 dnl This evokes the following warning from autoconf:
91 dnl ...: warning: AC_TRY_RUN called without default to allow cross compiling
92 AC_FUNC_SETVBUF_REVERSED
94 # used by sleep and shred
95 AC_REQUIRE([gl_CLOCK_TIME])
96 AC_CHECK_FUNCS_ONCE(gettimeofday)
97 AC_FUNC_GETTIMEOFDAY_CLOBBER
99 AC_CHECK_FUNCS_ONCE(directio)
101 AC_REQUIRE([AC_FUNC_CLOSEDIR_VOID])
103 AC_CHECK_FUNCS_ONCE( \
127 AC_REQUIRE([cu_PREREQ_STAT_PROG])
129 # for dd.c and shred.c
130 coreutils_saved_libs=$LIBS
131 AC_SEARCH_LIBS([fdatasync], [rt posix4],
132 [test "$ac_cv_search_fdatasync" = "none required" ||
133 LIB_FDATASYNC=$ac_cv_search_fdatasync])
134 AC_SUBST([LIB_FDATASYNC])
135 AC_CHECK_FUNCS(fdatasync)
136 LIBS=$coreutils_saved_libs
138 # See if linking `seq' requires -lm.
139 # It does on nearly every system. The single exception (so far) is
140 # BeOS which has all the math functions in the normal runtime library
141 # and doesn't have a separate math library.
149 AC_TRY_LINK([#include <math.h>], $ac_seq_body, ,
150 [ac_seq_save_LIBS="$LIBS"
152 AC_TRY_LINK([#include <math.h>], $ac_seq_body, SEQ_LIBM=-lm)
153 LIBS="$ac_seq_save_LIBS"
156 AC_REQUIRE([AM_LANGINFO_CODESET])
157 AC_REQUIRE([gl_GLIBC21])
159 gl_FUNC_UNLINK_BUSY_TEXT
161 # These tests are for df.
162 AC_REQUIRE([gl_FSUSAGE])
163 AC_REQUIRE([gl_MOUNTLIST])
164 if test $gl_cv_list_mounted_fs = yes && test $gl_cv_fs_space = yes; then
165 DF_PROG='df$(EXEEXT)'
167 AC_REQUIRE([gl_AC_DOS])
168 AC_REQUIRE([AC_FUNC_CANONICALIZE_FILE_NAME])
170 # If any of these functions don't exist (e.g. DJGPP 2.03),
171 # use the corresponding stub.
172 AC_CHECK_FUNC([fchdir], , [AC_LIBOBJ(fchdir-stub)])
174 AC_REQUIRE([gl_FUNC_FREE])
175 AC_REQUIRE([gl_FUNC_CHDIR_LONG])
176 AC_REQUIRE([gl_FUNC_XFTS])
177 AC_REQUIRE([gl_ROOT_DEV_INO])
178 AC_REQUIRE([gl_VERSION_ETC])
179 AC_REQUIRE([gl_DIACRIT])
182 AC_DEFUN([gl_CHECK_ALL_HEADERS],
184 AC_CHECK_HEADERS_ONCE( \
201 AC_CHECK_HEADERS(sys/mount.h sys/sysctl.h, [], [],
203 [#if HAVE_SYS_PARAM_H
204 #include <sys/param.h>
208 # This macro must be invoked before any tests that run the compiler.
209 AC_DEFUN([gl_CHECK_ALL_TYPES],
211 dnl This test must come as early as possible after the compiler configuration
212 dnl tests, because the choice of the file model can (in principle) affect
213 dnl whether functions and headers are available, whether they work, etc.
214 AC_REQUIRE([AC_SYS_LARGEFILE])
216 dnl This test must precede tests of compiler characteristics like
217 dnl that for the inline keyword, since it may change the degree to
218 dnl which the compiler supports such features.
219 AC_REQUIRE([AM_C_PROTOTYPES])
221 dnl Checks for typedefs, structures, and compiler characteristics.
222 AC_REQUIRE([AC_C_BIGENDIAN])
223 AC_REQUIRE([AC_C_CONST])
224 AC_REQUIRE([AC_C_VOLATILE])
225 AC_REQUIRE([AC_C_INLINE])
226 AC_REQUIRE([AC_C_LONG_DOUBLE])
228 AC_REQUIRE([gl_CHECK_ALL_HEADERS])
229 AC_REQUIRE([AC_HEADER_DIRENT])
230 AC_REQUIRE([AC_HEADER_STDC])
232 [struct stat.st_author,
233 struct stat.st_blksize],,,
234 [$ac_includes_default
235 #include <sys/stat.h>
237 AC_REQUIRE([AC_STRUCT_ST_BLOCKS])
239 AC_REQUIRE([AC_STRUCT_ST_DM_MODE])
241 AC_REQUIRE([AC_TYPE_GETGROUPS])
242 AC_REQUIRE([AC_TYPE_MBSTATE_T])
243 AC_REQUIRE([AC_TYPE_MODE_T])
244 AC_REQUIRE([AC_TYPE_OFF_T])
245 AC_REQUIRE([AC_TYPE_PID_T])
246 AC_REQUIRE([AC_TYPE_SIZE_T])
247 AC_REQUIRE([AC_TYPE_UID_T])
248 AC_CHECK_TYPE(ino_t, unsigned long int)
252 dnl This relies on the fact that autoconf 2.14a's implementation of
253 dnl AC_CHECK_TYPE checks includes unistd.h.
254 AC_CHECK_TYPE(major_t, unsigned int)
255 AC_CHECK_TYPE(minor_t, unsigned int)
257 AC_REQUIRE([gl_AC_TYPE_UINT32_T])
258 AC_REQUIRE([gl_AC_TYPE_UINTMAX_T])
259 AC_REQUIRE([gl_AC_TYPE_UINTPTR_T])
260 AC_REQUIRE([gl_AC_TYPE_UNSIGNED_LONG_LONG])
262 AC_REQUIRE([AC_HEADER_MAJOR])
263 AC_REQUIRE([AC_HEADER_DIRENT])