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-rw-r--r--Source/DOH/string.c21
1 files changed, 11 insertions, 10 deletions
diff --git a/Source/DOH/string.c b/Source/DOH/string.c
index 082ce1c8d..977b9f2c2 100644
--- a/Source/DOH/string.c
+++ b/Source/DOH/string.c
@@ -113,19 +113,20 @@ String_cmp(DOH *so1, DOH *so2)
{
String * s1 = (String *) ObjData(so1);
String * s2 = (String *) ObjData(so2);
- register char *c1;
- register char *c2;
register int len = s1->len;
- if (len != s2->len) return (len < s2->len ) ? -1 : 1;
- c1 = s1->str;
- c2 = s2->str;
+ register char *c1 = s1->str;
+ register char *c2 = s2->str;
#if 1
- /* this is better, but it could be not present in all the
- systems ? */
- return memcmp(c1, c2, len);
+ /* this is better, but strncmp could be not present in all the systems? */
+ if (len != s2->len) {
+ return (len < s2->len) ? -1 : 1;
+ } else {
+ return strncmp(c1, c2, len);
+ }
#else
- /* faster loop with nonzero predicates */
- for (; len ; --len,++c1,++c2) {
+ register char *ce = c1 + len;
+ if (len != s2->len) return (len < s2->len ) ? -1 : 1;
+ for (; c1 != ce ; ++c1, ++c2) {
if (*c1 != *c2) return ((*c1 < *c2) ? -1 : 1);
}
return 0;