Guard against potential configure bug wrt HAVE_GETWD

* configure.ac (BROKEN_GETWD) [unixware]: New define.

* src/sysdep.c: Respect BROKEN_GETWD.

2 files changed, 4 insertions, 2 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index ec3f08fc6a0..5bccda264b2 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,5 +1,7 @@
 2012-08-06  Glenn Morris  <rgm@gnu.org>
 
+        * sysdep.c: Respect BROKEN_GETWD.
+
         * dispnew.c (GNU_LIBRARY_PENDING_OUTPUT_COUNT, PENDING_OUTPUT_COUNT):
         Let configure handle it.
         (stdio_ext.h) [DISPNEW_NEEDS_STDIO_EXT]: Include it.
diff --git a/src/sysdep.c b/src/sysdep.c
index b2b3556d125..d9e239d77c3 100644
--- a/src/sysdep.c
+++ b/src/sysdep.c
@@ -1971,7 +1971,7 @@ emacs_readlink (char const *filename, char initial_buf[READLINK_BUFSIZE])
  *      under error conditions.
  */
 
-#ifndef HAVE_GETWD
+#if !defined (HAVE_GETWD) || defined (BROKEN_GETWD)
 
 #ifndef MAXPATHLEN
 /* In 4.1, param.h fails to define this.  */
@@ -2001,7 +2001,7 @@ getwd (char *pathname)
   return pathname;
 }
 
-#endif /* HAVE_GETWD */
+#endif /* !defined (HAVE_GETWD) || defined (BROKEN_GETWD) */
 
 /*
  *      This function will go away as soon as all the stubs fixed. (fnf)