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file-set.h: guard __attibute__ use, now that it's not always defined
[gnulib.git]
/
m4
/
canonicalize.m4
diff --git
a/m4/canonicalize.m4
b/m4/canonicalize.m4
index
b0174bc
..
c08a786
100644
(file)
--- a/
m4/canonicalize.m4
+++ b/
m4/canonicalize.m4
@@
-1,4
+1,4
@@
-# canonicalize.m4 serial
17
+# canonicalize.m4 serial
21
dnl Copyright (C) 2003-2007, 2009-2011 Free Software Foundation, Inc.
dnl Copyright (C) 2003-2007, 2009-2011 Free Software Foundation, Inc.
@@
-44,7
+44,7
@@
AC_DEFUN([gl_CANONICALIZE_LGPL],
])
# Like gl_CANONICALIZE_LGPL, except prepare for separate compilation
])
# Like gl_CANONICALIZE_LGPL, except prepare for separate compilation
-# (no AC_LIBOBJ).
+# (no
REPLACE_CANONICALIZE_FILE_NAME, no REPLACE_REALPATH, no
AC_LIBOBJ).
AC_DEFUN([gl_CANONICALIZE_LGPL_SEPARATE],
[
AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
AC_DEFUN([gl_CANONICALIZE_LGPL_SEPARATE],
[
AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
@@
-62,9
+62,12
@@
AC_DEFUN([gl_FUNC_REALPATH_WORKS],
AC_CHECK_FUNCS_ONCE([realpath])
AC_CACHE_CHECK([whether realpath works], [gl_cv_func_realpath_works], [
touch conftest.a
AC_CHECK_FUNCS_ONCE([realpath])
AC_CACHE_CHECK([whether realpath works], [gl_cv_func_realpath_works], [
touch conftest.a
+ mkdir conftest.d
AC_RUN_IFELSE([
AC_LANG_PROGRAM([[
AC_RUN_IFELSE([
AC_LANG_PROGRAM([[
+ ]GL_NOCRASH[
#include <stdlib.h>
#include <stdlib.h>
+ #include <string.h>
]], [[
int result = 0;
{
]], [[
int result = 0;
{
@@
-82,10
+85,17
@@
AC_DEFUN([gl_FUNC_REALPATH_WORKS],
if (name != NULL)
result |= 4;
}
if (name != NULL)
result |= 4;
}
+ {
+ char *name1 = realpath (".", NULL);
+ char *name2 = realpath ("conftest.d//./..", NULL);
+ if (strcmp (name1, name2) != 0)
+ result |= 8;
+ }
return result;
]])
], [gl_cv_func_realpath_works=yes], [gl_cv_func_realpath_works=no],
[gl_cv_func_realpath_works="guessing no"])
return result;
]])
], [gl_cv_func_realpath_works=yes], [gl_cv_func_realpath_works=no],
[gl_cv_func_realpath_works="guessing no"])
+ rm -rf conftest.a conftest.d
])
if test "$gl_cv_func_realpath_works" = yes; then
AC_DEFINE([FUNC_REALPATH_WORKS], [1], [Define to 1 if realpath()
])
if test "$gl_cv_func_realpath_works" = yes; then
AC_DEFINE([FUNC_REALPATH_WORKS], [1], [Define to 1 if realpath()