Fix __readlink declaration.

diff --git a/ChangeLog b/ChangeLog
index 60fb50ce545e0e31a6af19583462c5b760719312..33c7c9d0330b7552612eca238ac09bb7a4034577 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2011-11-11  Roland McGrath  <roland@hack.frob.com>
+
+       * include/unistd.h: Fix __readlink return type.
+       Reported by Chris Metcalf <cmetcalf@tilera.com>.
+
 2011-11-11  Ulrich Drepper  <drepper@gmail.com>
 
        * stdlib/ucontext.h: Undo last change for makecontext.

diff --git a/include/unistd.h b/include/unistd.h
index 5014e2e7724cf1286646c6f1b555cd91858cd368..3231943b02e497b6e2c4bfe58490490d0afb2912 100644 (file)
--- a/include/unistd.h
+++ b/include/unistd.h
@@ -117,7 +117,7 @@ extern int __ttyname_r (int __fd, char *__buf, size_t __buflen);
 extern int __isatty (int __fd);
 extern int __link (__const char *__from, __const char *__to);
 extern int __symlink (__const char *__from, __const char *__to);
-extern int __readlink (__const char *__path, char *__buf, size_t __len);
+extern ssize_t __readlink (__const char *__path, char *__buf, size_t __len);
 extern int __unlink (__const char *__name);
 extern int __gethostname (char *__name, size_t __len);
 extern int __profil (unsigned short int *__sample_buffer, size_t __size,