# getcwd.m4 - check for working getcwd that is compatible with glibc
-# Copyright (C) 2001, 2003-2007, 2009-2016 Free Software Foundation, Inc.
+# Copyright (C) 2001, 2003-2007, 2009-2019 Free Software Foundation, Inc.
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
# Written by Paul Eggert.
-# serial 13
+# serial 18
AC_DEFUN([gl_FUNC_GETCWD_NULL],
[
char *getcwd ();
# endif
]], [[
-#if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__
+#if defined _WIN32 && ! defined __CYGWIN__
/* mingw cwd does not start with '/', but getcwd does allocate.
However, mingw fails to honor non-zero size. */
#else
if (! f)
return 2;
if (f[0] != '/')
- return 3;
+ { free (f); return 3; }
if (f[1] != '\0')
- return 4;
+ { free (f); return 4; }
free (f);
return 0;
}
[gl_cv_func_getcwd_null=yes],
[gl_cv_func_getcwd_null=no],
[[case "$host_os" in
- # Guess yes on glibc systems.
- *-gnu*) gl_cv_func_getcwd_null="guessing yes";;
- # Guess yes on Cygwin.
- cygwin*) gl_cv_func_getcwd_null="guessing yes";;
- # If we don't know, assume the worst.
- *) gl_cv_func_getcwd_null="guessing no";;
+ # Guess yes on glibc systems.
+ *-gnu* | gnu*) gl_cv_func_getcwd_null="guessing yes";;
+ # Guess yes on musl systems.
+ *-musl*) gl_cv_func_getcwd_null="guessing yes";;
+ # Guess yes on Cygwin.
+ cygwin*) gl_cv_func_getcwd_null="guessing yes";;
+ # If we don't know, obey --enable-cross-guesses.
+ *) gl_cv_func_getcwd_null="$gl_cross_guess_normal";;
esac
]])])
])
dnl Define HAVE_MINIMALLY_WORKING_GETCWD and HAVE_PARTLY_WORKING_GETCWD
dnl if appropriate.
case "$gl_cv_func_getcwd_path_max" in
- "no"|"no, it has the AIX bug") ;;
+ *"no" | *"no, it has the AIX bug") ;;
*)
AC_DEFINE([HAVE_MINIMALLY_WORKING_GETCWD], [1],
[Define to 1 if getcwd minimally works, that is, its result can be
;;
esac
case "$gl_cv_func_getcwd_path_max" in
- "no, but it is partly working")
+ *"no, but it is partly working")
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.])
;;
- "yes, but with shorter paths")
+ *"yes, but with shorter paths")
AC_DEFINE([HAVE_GETCWD_SHORTER], [1],
[Define to 1 if getcwd works, but with shorter paths
than is generally tested with the replacement.])