-# serial 16
+# serial 19
# Check for several getcwd bugs with long file names.
# If so, arrange to compile the wrapper function.
AC_DEFUN([gl_FUNC_GETCWD_PATH_MAX],
[
AC_CHECK_DECLS_ONCE([getcwd])
+ AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles
AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
+ AC_CHECK_HEADERS_ONCE([unistd.h])
+ AC_REQUIRE([gl_PATHMAX_SNIPPET_PREREQ])
AC_CACHE_CHECK([whether getcwd handles long file names properly],
gl_cv_func_getcwd_path_max,
[# Arrange for deletion of the temporary directory this test creates.
[[
#include <errno.h>
#include <stdlib.h>
-#include <unistd.h>
+#if HAVE_UNISTD_H
+# include <unistd.h>
+#else
+# include <direct.h>
+#endif
#include <string.h>
#include <limits.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <fcntl.h>
+]gl_PATHMAX_SNIPPET[
+
#ifndef AT_FDCWD
# define AT_FDCWD 0
#endif
fail = 11;
break;
}
- if (c || ! (errno == ERANGE || is_ENAMETOOLONG (errno)))
+ if (c)
+ {
+ fail = 31;
+ break;
+ }
+ if (! (errno == ERANGE || is_ENAMETOOLONG (errno)))
{
fail = 21;
break;
[gl_cv_func_getcwd_path_max=yes],
[case $? in
10|11|12) gl_cv_func_getcwd_path_max='no, but it is partly working';;
+ 31) gl_cv_func_getcwd_path_max='no, it has the AIX bug';;
*) gl_cv_func_getcwd_path_max=no;;
esac],
- [gl_cv_func_getcwd_path_max=no])
+ [case "$host_os" in
+ aix*) gl_cv_func_getcwd_path_max='no, it has the AIX bug';;
+ *) gl_cv_func_getcwd_path_max=no;;
+ esac])
])
- case $gl_cv_func_getcwd_path_max in
- no,*)
- AC_DEFINE([HAVE_PARTLY_WORKING_GETCWD], [1],
- [Define to 1 if getcwd works, except it sometimes fails when it shouldn't,
- setting errno to ERANGE, ENAMETOOLONG, or ENOENT.]);;
- esac
])