From: ceriel <none@none>
Date: Wed, 22 Jul 1992 12:51:53 +0000 (+0000)
Subject: Fixed comparison functions: unsigned char!
X-Git-Tag: release-5-5~419
X-Git-Url: https://git.ndcode.org/public/gitweb.cgi?a=commitdiff_plain;h=87cf9446fe82ed4de960733a7b42d83a52708700;p=ack.git

Fixed comparison functions: unsigned char!
---

diff --git a/lang/cem/libcc.ansi/string/memcmp.c b/lang/cem/libcc.ansi/string/memcmp.c
index c10f07e58..93b97e72e 100644
--- a/lang/cem/libcc.ansi/string/memcmp.c
+++ b/lang/cem/libcc.ansi/string/memcmp.c
@@ -15,7 +15,7 @@ memcmp(const void *s1, const void *s2, size_t n)
 		n++;
 		while (--n > 0) {
 			if (*p1++ == *p2++) continue;
-			return *--p1 - *--p2;
+			return (unsigned char) *--p1 - (unsigned char) *--p2;
 		}
 	}
 	return 0;
diff --git a/lang/cem/libcc.ansi/string/strcmp.c b/lang/cem/libcc.ansi/string/strcmp.c
index 3c3b06ebe..c94bb84d5 100644
--- a/lang/cem/libcc.ansi/string/strcmp.c
+++ b/lang/cem/libcc.ansi/string/strcmp.c
@@ -16,5 +16,5 @@ strcmp(register const char *s1, register const char *s2)
 	}
 	if (*s1 == '\0') return -1;
 	if (*--s2 == '\0') return 1;
-	return *s1 - *s2;
+	return (unsigned char) *s1 - (unsigned char) *s2;
 }
diff --git a/lang/cem/libcc.ansi/string/strncmp.c b/lang/cem/libcc.ansi/string/strncmp.c
index ad44ac913..614f0239d 100644
--- a/lang/cem/libcc.ansi/string/strncmp.c
+++ b/lang/cem/libcc.ansi/string/strncmp.c
@@ -19,7 +19,7 @@ strncmp(register const char *s1, register const char *s2, register size_t n)
 		if (n > 0) {
 			if (*s1 == '\0') return -1;
 			if (*--s2 == '\0') return 1;
-			return *s1 - *s2;
+			return (unsigned char) *s1 - (unsigned char) *s2;
 		}
 	}
 	return 0;