scc

commit 6183f157e94dee4dd7ae776c621012e18a8da7ef
parent 5623808ee73aea1ceffcf3503def2ec3f4773e1a
Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
Date:   Fri, 17 Feb 2017 09:24:43 +0100

[libc] Add strcoll()

We only support C locale, so strcoll() is equivalent to strcmp()

Diffstat:
M
libc/src/Makefile
 | 
2
+-
A
libc/src/strcoll.c
 | 
11
+++++++++++

2 files changed, 12 insertions(+), 1 deletion(-)
diff --git a/libc/src/Makefile b/libc/src/Makefile
@@ -2,7 +2,7 @@
 .POSIX:
 
 LIBCOBJ = assert.o strcpy.o strcmp.o strlen.o strchr.o \
-          strrchr.o strcat.o strncpy.o strncat.o \
+          strrchr.o strcat.o strncpy.o strncat.o strcoll.o \
           memset.o memcpy.o memmove.o memcmp.o memchr.o
 
 all: libc.a
diff --git a/libc/src/strcoll.c b/libc/src/strcoll.c
@@ -0,0 +1,11 @@
+/* See LICENSE file for copyright and license details. */
+
+#include <string.h>
+
+int
+strcoll(const char *s1, const char *s2)
+{
+	while (*s1 && *s2 && *s1 != *s2)
+		++s1, ++s2;
+	return *s1 - *s2;
+}