etags: pacify gcc -Wstack-protector on Ubuntu 12.04 x86

* etags.c: Include <stdarg.h>.
(error): Declare as printf-style, as that's what it really is.
All uses changed.
(add_regex): Use single char rather than array-of-one char.

1 files changed, 8 insertions, 0 deletions

diff --git a/lib-src/ChangeLog b/lib-src/ChangeLog
index cf7494cb5d5..fe00c29cff7 100644
--- a/lib-src/ChangeLog
+++ b/lib-src/ChangeLog
@@ -1,3 +1,11 @@
+2012-05-10  Paul Eggert  <eggert@cs.ucla.edu>
+
+        etags: pacify gcc -Wstack-protector on Ubuntu 12.04 x86
+        * etags.c: Include <stdarg.h>.
+        (error): Declare as printf-style, as that's what it really is.
+        All uses changed.
+        (add_regex): Use single char rather than array-of-one char.
+
 2012-05-05  Jim Meyering  <meyering@redhat.com>
 
         * lib-src/pop.c (pop_stat, pop_list, pop_multi_first, pop_last):