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$NetBSD: patch-src_csvgrep.c,v 1.1 2016/07/20 23:15:52 cheusov Exp $
Properly use toupper(3).
--- src/csvgrep.c.orig 2008-07-27 17:45:20.000000000 +0000
+++ src/csvgrep.c
@@ -778,7 +778,7 @@ main (int argc, char *argv[])
/* Upcase string for case insensitive fixed match*/
char *ptr = pattern;
while (*ptr)
- *ptr = toupper(*ptr), ptr++;
+ *ptr = toupper((unsigned char)*ptr), ptr++;
}
} else if (match_type == PCRE) {
#ifdef WITHOUT_PCRE
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