Use (unsigned char) cast for ctype macro

2009-09-02 04:56:30 +00:00 · 2009-09-02 04:56:30 +00:00 · b9a10b5810
commit b9a10b5810
parent db07ef76da
1 changed files with 1 additions and 1 deletions
--- a/lib/libc/stdtime/strptime.c
+++ b/lib/libc/stdtime/strptime.c
@ -529,7 +529,7 @@ _strptime(const char *buf, const char *fmt, struct tm *tm, int *GMTp)
 			buf++;
 			i = 0;
 			for (len = 4; len > 0; len--) {
-				if (isdigit((int)*buf)) {
+				if (isdigit((unsigned char)*buf)) {
 					i *= 10;
 					i += *buf - '0';
 					buf++;