-# canonicalize.m4 serial 18
+# canonicalize.m4 serial 21
dnl Copyright (C) 2003-2007, 2009-2011 Free Software Foundation, Inc.
])
# 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_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([[
]GL_NOCRASH[
#include <stdlib.h>
+ #include <string.h>
]], [[
int result = 0;
{
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"])
+ 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()