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authorJohn Denker <jsd@av8n.com>2012-06-02 01:58:45 (GMT)
committerJohn Denker <jsd@av8n.com>2012-06-02 01:58:45 (GMT)
commitb732a73bc773789894466b0e5320b2f1fe42c7e9 (patch)
tree385358983f064a1f10a5080b33a3ba13010886db /case_starts.c
parent634d365a03cb0581a062cd3cf4db9ae69f1cde26 (diff)
original, as downloaded from http://www.qmail.org/netqmail-1.06.tar.gz
Diffstat (limited to 'case_starts.c')
-rw-r--r--case_starts.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/case_starts.c b/case_starts.c
new file mode 100644
index 0000000..2278a0a
--- /dev/null
+++ b/case_starts.c
@@ -0,0 +1,18 @@
+#include "case.h"
+
+int case_starts(s,t)
+register char *s;
+register char *t;
+{
+ register unsigned char x;
+ register unsigned char y;
+
+ for (;;) {
+ x = *s++ - 'A';
+ if (x <= 'Z' - 'A') x += 'a'; else x += 'A';
+ y = *t++ - 'A';
+ if (y <= 'Z' - 'A') y += 'a'; else y += 'A';
+ if (!y) return 1;
+ if (x != y) return 0;
+ }
+}