freopen: Don't crash if the filename argument is NULL.

[gnulib.git] / modules / getcwd

diff --git a/modules/getcwd b/modules/getcwd
index cc80bfe..7189a9d 100644 (file)
--- a/modules/getcwd
+++ b/modules/getcwd
@@ -10,6 +10,7 @@ m4/getcwd.m4
 Depends-on:
 unistd
 extensions
+pathmax         [test $REPLACE_GETCWD = 1]
 mempcpy         [test $REPLACE_GETCWD = 1]
 d-ino           [test $REPLACE_GETCWD = 1]
 memmove         [test $REPLACE_GETCWD = 1]
@@ -20,6 +21,10 @@ strdup-posix    [test $REPLACE_GETCWD = 1]
 
 configure.ac:
 gl_FUNC_GETCWD
+if test $REPLACE_GETCWD = 1; then
+  AC_LIBOBJ([getcwd])
+  gl_PREREQ_GETCWD
+fi
 gl_MODULE_INDICATOR([getcwd])
 gl_UNISTD_MODULE_INDICATOR([getcwd])