1 #serial 77 -*- autoconf -*-
3 dnl Misc type-related macros for coreutils.
5 # Copyright (C) 1998, 2000, 2001, 2002, 2003, 2004 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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([fetish_FUNC_RMDIR_NOTEMPTY])
56 AC_REQUIRE([gl_FUNC_CHOWN])
57 AC_REQUIRE([AC_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK])
58 AC_REQUIRE([AC_FUNC_STRERROR_R])
59 AC_REQUIRE([gl_FUNC_GROUP_MEMBER])
61 AC_REQUIRE([gl_AC_FUNC_LINK_FOLLOWS_SYMLINK])
63 # This is for od and stat, and any other program that
64 # uses the PRI.MAX macros from inttypes.h.
65 AC_REQUIRE([gt_INTTYPES_PRI])
67 AC_REQUIRE([gl_FUNC_GETGROUPS])
69 AC_REQUIRE([AC_FUNC_FSEEKO])
70 AC_REQUIRE([AC_FUNC_ALLOCA])
72 AC_CONFIG_LIBOBJ_DIR([lib])
73 AC_FUNC_GETLOADAVG([lib])
75 AC_REQUIRE([gl_SYS_PROC_UPTIME])
76 AC_REQUIRE([gl_FUNC_FTRUNCATE])
78 # raise is used by at least sort and ls.
79 AC_REPLACE_FUNCS(raise)
81 # By default, argmatch should fail calling usage (1).
82 AC_DEFINE(ARGMATCH_DIE, [usage (1)],
83 [Define to the function xargmatch calls on failures.])
84 AC_DEFINE(ARGMATCH_DIE_DECL, [extern void usage ()],
85 [Define to the declaration of the xargmatch failure function.])
87 dnl Used to define SETVBUF in sys2.h.
88 dnl This evokes the following warning from autoconf:
89 dnl ...: warning: AC_TRY_RUN called without default to allow cross compiling
90 AC_FUNC_SETVBUF_REVERSED
92 # used by sleep and shred
93 AC_REQUIRE([gl_CLOCK_TIME])
94 AC_CHECK_FUNCS_ONCE(gettimeofday)
95 AC_FUNC_GETTIMEOFDAY_CLOBBER
97 AC_CHECK_FUNCS_ONCE(directio)
99 AC_REQUIRE([AC_FUNC_CLOSEDIR_VOID])
101 AC_CHECK_FUNCS_ONCE( \
130 AC_REQUIRE([cu_PREREQ_STAT_PROG])
131 AC_REQUIRE([GL_FUNC_GETCWD_PATH_MAX])
132 AC_REQUIRE([GL_FUNC_READDIR])
134 # for dd.c and shred.c
135 fetish_saved_libs=$LIBS
136 AC_SEARCH_LIBS([fdatasync], [rt posix4],
137 [test "$ac_cv_search_fdatasync" = "none required" ||
138 LIB_FDATASYNC=$ac_cv_search_fdatasync])
139 AC_SUBST([LIB_FDATASYNC])
140 AC_CHECK_FUNCS(fdatasync)
141 LIBS=$fetish_saved_libs
143 # See if linking `seq' requires -lm.
144 # It does on nearly every system. The single exception (so far) is
145 # BeOS which has all the math functions in the normal runtime library
146 # and doesn't have a separate math library.
154 AC_TRY_LINK([#include <math.h>], $ac_seq_body, ,
155 [ac_seq_save_LIBS="$LIBS"
157 AC_TRY_LINK([#include <math.h>], $ac_seq_body, SEQ_LIBM=-lm)
158 LIBS="$ac_seq_save_LIBS"
164 gl_FUNC_UNLINK_BUSY_TEXT
166 # These tests are for df.
167 AC_REQUIRE([gl_FSUSAGE])
168 AC_REQUIRE([gl_MOUNTLIST])
169 if test $gl_cv_list_mounted_fs = yes && test $gl_cv_fs_space = yes; then
170 DF_PROG='df$(EXEEXT)'
172 AC_REQUIRE([gl_AC_DOS])
173 AC_REQUIRE([AC_FUNC_CANONICALIZE_FILE_NAME])
175 # If any of these functions don't exist (e.g. DJGPP 2.03),
176 # use the corresponding stub.
177 AC_CHECK_FUNC([fchdir], , [AC_LIBOBJ(fchdir-stub)])
179 AC_REQUIRE([gl_FUNC_FREE])
182 # These tests must be run before any use of AC_CHECK_TYPE,
183 # because that macro compiles code that tests e.g., HAVE_UNISTD_H.
184 # See the definition of ac_includes_default in `configure'.
185 AC_DEFUN([gl_CHECK_ALL_HEADERS],
187 AC_CHECK_HEADERS_ONCE( \
223 AC_CHECK_HEADERS(sys/mount.h sys/sysctl.h, [], [],
225 [#if HAVE_SYS_PARAM_H
226 #include <sys/param.h>
230 # This macro must be invoked before any tests that run the compiler.
231 AC_DEFUN([gl_CHECK_ALL_TYPES],
233 dnl This test must come as early as possible after the compiler configuration
234 dnl tests, because the choice of the file model can (in principle) affect
235 dnl whether functions and headers are available, whether they work, etc.
236 AC_REQUIRE([AC_SYS_LARGEFILE])
238 dnl This test must precede tests of compiler characteristics like
239 dnl that for the inline keyword, since it may change the degree to
240 dnl which the compiler supports such features.
241 AC_REQUIRE([AM_C_PROTOTYPES])
243 dnl Checks for typedefs, structures, and compiler characteristics.
244 AC_REQUIRE([AC_C_BIGENDIAN])
245 AC_REQUIRE([AC_C_CONST])
246 AC_REQUIRE([AC_C_VOLATILE])
247 AC_REQUIRE([AC_C_INLINE])
248 AC_REQUIRE([AC_C_LONG_DOUBLE])
250 AC_REQUIRE([gl_CHECK_ALL_HEADERS])
251 AC_REQUIRE([AC_HEADER_DIRENT])
252 AC_REQUIRE([AC_HEADER_STDC])
254 [struct stat.st_author,
255 struct stat.st_blksize],,,
256 [$ac_includes_default
257 #include <sys/stat.h>
259 AC_REQUIRE([AC_STRUCT_ST_BLOCKS])
261 AC_REQUIRE([AC_HEADER_STAT])
262 AC_REQUIRE([AC_STRUCT_ST_MTIM_NSEC])
263 AC_REQUIRE([AC_STRUCT_ST_DM_MODE])
265 AC_REQUIRE([AC_TYPE_GETGROUPS])
266 AC_REQUIRE([AC_TYPE_MBSTATE_T])
267 AC_REQUIRE([AC_TYPE_MODE_T])
268 AC_REQUIRE([AC_TYPE_OFF_T])
269 AC_REQUIRE([AC_TYPE_PID_T])
270 AC_REQUIRE([AC_TYPE_SIGNAL])
271 AC_REQUIRE([AC_TYPE_SIZE_T])
272 AC_REQUIRE([AC_TYPE_UID_T])
273 AC_CHECK_TYPE(ino_t, unsigned long int)
277 dnl This relies on the fact that autoconf 2.14a's implementation of
278 dnl AC_CHECK_TYPE checks includes unistd.h.
279 AC_CHECK_TYPE(major_t, unsigned int)
280 AC_CHECK_TYPE(minor_t, unsigned int)
282 AC_REQUIRE([gl_AC_TYPE_UINT32_T])
283 AC_REQUIRE([gl_AC_TYPE_UINTMAX_T])
284 AC_REQUIRE([gl_AC_TYPE_UINTPTR_T])
285 AC_REQUIRE([gl_AC_TYPE_UNSIGNED_LONG_LONG])
287 AC_REQUIRE([AC_HEADER_MAJOR])
288 AC_REQUIRE([AC_HEADER_DIRENT])