Import sources from 2011-03-30 iso image

1 files changed, 20 insertions, 0 deletions

diff --git a/sys/src/libc/port/strcmp.c b/sys/src/libc/port/strcmp.c
new file mode 100755
index 000000000..9d0c0b398
--- /dev/null
+++ b/sys/src/libc/port/strcmp.c
@@ -0,0 +1,20 @@
+#include <u.h>
+#include <libc.h>
+
+int
+strcmp(char *s1, char *s2)
+{
+	unsigned c1, c2;
+
+	for(;;) {
+		c1 = *s1++;
+		c2 = *s2++;
+		if(c1 != c2) {
+			if(c1 > c2)
+				return 1;
+			return -1;
+		}
+		if(c1 == 0)
+			return 0;
+	}
+}