X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/6c42153ad9362cc676ea66563bf400d7511b3b68..2e768e3cc0ce768373d3320eca4cdd08b8cf646a:/sbr/trimcpy.c

diff --git a/sbr/trimcpy.c b/sbr/trimcpy.c
index c341f00c..3a2fbd76 100644
--- a/sbr/trimcpy.c
+++ b/sbr/trimcpy.c
@@ -4,8 +4,6 @@
  *           -- replace internal whitespace with spaces,
  *           -- then return a copy.
  *
- * $Id$
- *
  * This code is Copyright (c) 2002, by the authors of nmh.  See the
  * COPYRIGHT file in the root directory of the nmh distribution for
  * complete copyright information.
@@ -20,12 +18,12 @@ trimcpy (char *cp)
     char *sp;
 
     /* skip over leading whitespace */
-    while (isspace(*cp))
+    while (isspace((unsigned char) *cp))
 	cp++;
 
     /* start at the end and zap trailing whitespace */
     for (sp = cp + strlen(cp) - 1; sp >= cp; sp--) {
-	if (isspace(*sp))
+	if (isspace((unsigned char) *sp))
 	    *sp = '\0';
 	else
 	    break;
@@ -33,7 +31,7 @@ trimcpy (char *cp)
 
     /* replace remaining whitespace with spaces */
     for (sp = cp; *sp; sp++) {
-	if (isspace(*sp))
+	if (isspace((unsigned char) *sp))
 	    *sp = ' ';
     }