1 dnl aclocal.m4 generated automatically by aclocal 1.4
3 dnl Copyright (C) 1994, 1995-8, 1999 Free Software Foundation, Inc.
4 dnl This file is free software; the Free Software Foundation
5 dnl gives unlimited permission to copy and/or distribute it,
6 dnl with or without modifications, as long as this notice is preserved.
8 dnl This program is distributed in the hope that it will be useful,
9 dnl but WITHOUT ANY WARRANTY, to the extent permitted by law; without
10 dnl even the implied warranty of MERCHANTABILITY or FITNESS FOR A
11 dnl PARTICULAR PURPOSE.
13 # Do all the work for Automake. This macro actually does too much --
14 # some checks are only needed if your package does certain things.
15 # But this isn't really a big deal.
20 dnl AM_INIT_AUTOMAKE(package,version, [no-define])
22 AC_DEFUN(AM_INIT_AUTOMAKE,
23 [AC_REQUIRE([AC_PROG_INSTALL])
28 dnl test to see if srcdir already configured
29 if test "`cd $srcdir && pwd`" != "`pwd`" && test -f $srcdir/config.status; then
30 AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
33 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of package])
34 AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package]))
35 AC_REQUIRE([AM_SANITY_CHECK])
36 AC_REQUIRE([AC_ARG_PROGRAM])
37 dnl FIXME This is truly gross.
38 missing_dir=`cd $ac_aux_dir && pwd`
39 AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir)
40 AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir)
41 AM_MISSING_PROG(AUTOMAKE, automake, $missing_dir)
42 AM_MISSING_PROG(AUTOHEADER, autoheader, $missing_dir)
43 AM_MISSING_PROG(MAKEINFO, makeinfo, $missing_dir)
44 AC_REQUIRE([AC_PROG_MAKE_SET])])
47 # Check to make sure that the build environment is sane.
50 AC_DEFUN(AM_SANITY_CHECK,
51 [AC_MSG_CHECKING([whether build environment is sane])
54 echo timestamp > conftestfile
55 # Do `set' in a subshell so we don't clobber the current shell's
56 # arguments. Must try -L first in case configure is actually a
57 # symlink; some systems play weird games with the mod time of symlinks
58 # (eg FreeBSD returns the mod time of the symlink's containing
61 set X `ls -Lt $srcdir/configure conftestfile 2> /dev/null`
62 if test "[$]*" = "X"; then
64 set X `ls -t $srcdir/configure conftestfile`
66 if test "[$]*" != "X $srcdir/configure conftestfile" \
67 && test "[$]*" != "X conftestfile $srcdir/configure"; then
69 # If neither matched, then we have a broken ls. This can happen
70 # if, for instance, CONFIG_SHELL is bash and it inherits a
71 # broken ls alias from the environment. This has actually
72 # happened. Such a system could not be considered "sane".
73 AC_MSG_ERROR([ls -t appears to fail. Make sure there is not a broken
74 alias in your environment])
77 test "[$]2" = conftestfile
83 AC_MSG_ERROR([newly created file is older than distributed files!
84 Check your system clock])
89 dnl AM_MISSING_PROG(NAME, PROGRAM, DIRECTORY)
90 dnl The program must properly implement --version.
91 AC_DEFUN(AM_MISSING_PROG,
92 [AC_MSG_CHECKING(for working $2)
93 # Run test in a subshell; some versions of sh will print an error if
94 # an executable is not found, even if stderr is redirected.
95 # Redirect stdin to placate older versions of autoconf. Sigh.
96 if ($2 --version) < /dev/null > /dev/null 2>&1; then
101 AC_MSG_RESULT(missing)
107 dnl Look for flex, lex or missing, then run AC_PROG_LEX and AC_DECL_YYTEXT
108 AC_DEFUN(AM_PROG_LEX,
109 [missing_dir=ifelse([$1],,`cd $ac_aux_dir && pwd`,$1)
110 AC_CHECK_PROGS(LEX, flex lex, "$missing_dir/missing flex")
118 dnl check if this computer is little or big-endian
119 dnl if we can figure it out at compile-time then don't define the cpp symbol
120 dnl otherwise test for it and define it. also allow options for overriding
121 dnl it when cross-compiling
123 AC_DEFUN(OPENAFS_CHECK_BIGENDIAN, [
124 AC_ARG_ENABLE(bigendian,
125 [ --enable-bigendian the target is big endian],
126 openafs_cv_c_bigendian=yes)
127 AC_ARG_ENABLE(littleendian,
128 [ --enable-littleendian the target is little endian],
129 openafs_cv_c_bigendian=no)
130 AC_CACHE_CHECK(whether byte order is known at compile time,
131 openafs_cv_c_bigendian_compile,
133 #include <sys/types.h>
134 #include <sys/param.h>],[
135 #if !BYTE_ORDER || !BIG_ENDIAN || !LITTLE_ENDIAN
137 #endif], openafs_cv_c_bigendian_compile=yes, openafs_cv_c_bigendian_compile=no)])
138 AC_CACHE_CHECK(whether byte ordering is bigendian, openafs_cv_c_bigendian,[
139 if test "$openafs_cv_c_bigendian_compile" = "yes"; then
141 #include <sys/types.h>
142 #include <sys/param.h>],[
143 #if BYTE_ORDER != BIG_ENDIAN
145 #endif], openafs_cv_c_bigendian=yes, openafs_cv_c_bigendian=no)
147 AC_TRY_RUN([main () {
148 /* Are we little or big endian? From Harbison&Steele. */
152 char c[sizeof (long)];
155 exit (u.c[sizeof (long) - 1] == 1);
156 }], openafs_cv_c_bigendian=no, openafs_cv_c_bigendian=yes,
157 AC_MSG_ERROR([specify either --enable-bigendian or --enable-littleendian]))
160 if test "$openafs_cv_c_bigendian" = "yes"; then
161 AC_DEFINE(WORDS_BIGENDIAN, 1, [define if target is big endian])dnl
163 if test "$openafs_cv_c_bigendian_compile" = "yes"; then
164 AC_DEFINE(ENDIANESS_IN_SYS_PARAM_H, 1, [define if sys/param.h defines the endiness])dnl
168 AC_DEFUN(LINUX_FS_STRUCT_INODE_HAS_I_BYTES, [
169 AC_MSG_CHECKING(for i_bytes in struct inode)
170 save_CPPFLAGS="$CPPFLAGS"
171 CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -D__KERNEL__ $CPPFLAGS"
172 AC_CACHE_VAL(ac_cv_linux_fs_struct_inode_has_i_bytes,
175 [#include <linux/fs.h>],
176 [struct inode _inode;
177 printf("%d\n", _inode.i_bytes);],
178 ac_cv_linux_fs_struct_inode_has_i_bytes=yes,
179 ac_cv_linux_fs_struct_inode_has_i_bytes=no)])
180 AC_MSG_RESULT($ac_cv_linux_fs_struct_inode_has_i_bytes)
181 CPPFLAGS="$save_CPPFLAGS"])
184 AC_DEFUN(LINUX_INODE_SETATTR_RETURN_TYPE,[
185 AC_MSG_CHECKING(for inode_setattr return type)
186 save_CPPFLAGS="$CPPFLAGS"
187 CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -D__KERNEL__ $CPPFLAGS"
188 AC_CACHE_VAL(ac_cv_linux_func_inode_setattr_returns_int,
191 [#include <linux/fs.h>],
192 [struct inode _inode;
195 i = inode_setattr(&_inode, &_iattr);],
196 ac_cv_linux_func_inode_setattr_returns_int=yes,
197 ac_cv_linux_func_inode_setattr_returns_int=no)])
198 AC_MSG_RESULT($ac_cv_linux_func_inode_setattr_returns_int)
199 CPPFLAGS="$save_CPPFLAGS"])