etags: In Prolog functions, don't assume int fits in size_t.

This avoids a warning with gcc -Wstrict-overflow.
* etags.c (Prolog_functions, prolog_pr, prolog_atom): Use size_t,
not int, to store sizes.
(prolog_atom): Return 0, not -1, on error.  All callers changed.

1 files changed, 6 insertions, 0 deletions

diff --git a/lib-src/ChangeLog b/lib-src/ChangeLog
index a5d20af4263..cb847669deb 100644
--- a/lib-src/ChangeLog
+++ b/lib-src/ChangeLog
@@ -1,5 +1,11 @@
 2011-03-21  Paul Eggert  <eggert@cs.ucla.edu>
 
+        etags: In Prolog functions, don't assume int fits in size_t.
+        This avoids a warning with gcc -Wstrict-overflow.
+        * etags.c (Prolog_functions, prolog_pr, prolog_atom): Use size_t,
+        not int, to store sizes.
+        (prolog_atom): Return 0, not -1, on error.  All callers changed.
+
         update-game-score: fix bug with -r
         * update-game-score.c (main): Don't set 'scores' to garbage when
         -r is specified and scorecount != MAX_SCORES (Bug#8310).  This bug