From: David Levine <levinedl@acm.org>
Date: Tue, 17 Jan 2012 00:33:57 +0000 (-0600)
Subject: Pass int instead of char to iscntrl() and isspace() because that's what they require... 
X-Git-Url: http://git.marmaro.de/?a=commitdiff_plain;h=7b3154538d24958c2e3ed0e20e80bb33d3d98a3a;p=mmh

Pass int instead of char to iscntrl() and isspace() because that's what they require, and gcc on Cygwin warns about it.
---

diff --git a/sbr/fmt_scan.c b/sbr/fmt_scan.c
index de20013..9c1eb16 100644
--- a/sbr/fmt_scan.c
+++ b/sbr/fmt_scan.c
@@ -155,7 +155,10 @@ cptrimmed(char **dest, char *str, unsigned int wid, char fill, size_t n) {
 		sp += char_len;
 #else
 	    end--;
-	    if (iscntrl(*sp) || isspace(*sp)) {
+            /* isnctrl(), etc., take an int argument.  Cygwin's ctype.h
+               intentionally warns if they are passed a char. */
+            int c = *sp;
+	    if (iscntrl(c) || isspace(c)) {
 		sp++;
 #endif
 		if (!prevCtrl) {