* lib-src/make-docfile.c (search_lisp_doc_at_eol): Use int rather than char

with getc.

Fixes: debbugs:15481

2 files changed, 6 insertions, 1 deletions

diff --git a/lib-src/ChangeLog b/lib-src/ChangeLog
index 1186a0c025c..0b91cc4887f 100644
--- a/lib-src/ChangeLog
+++ b/lib-src/ChangeLog
@@ -1,3 +1,8 @@
+2013-10-10  Glenn Morris  <rgm@gnu.org>
+
+        * make-docfile.c (search_lisp_doc_at_eol):
+        Use int rather than char with getc.  (Bug#15481)
+
 2013-09-20  Paul Eggert  <eggert@cs.ucla.edu>
 
         A simpler, centralized INLINE.
diff --git a/lib-src/make-docfile.c b/lib-src/make-docfile.c
index 73d1a0eb31d..36eb71c587b 100644
--- a/lib-src/make-docfile.c
+++ b/lib-src/make-docfile.c
@@ -1075,7 +1075,7 @@ read_lisp_symbol (FILE *infile, char *buffer)
 static int
 search_lisp_doc_at_eol (FILE *infile)
 {
-  char c = 0, c1 = 0, c2 = 0;
+  int c = 0, c1 = 0, c2 = 0;
 
   /* Skip until the end of line; remember two previous chars.  */
   while (c != '\n' && c != '\r' && c != EOF)