scc

commit 3f51e82f5bad60cd837488bd5e1a8badd3441835
parent ff12208b737305ea29849e5ef65abcc37119229a
Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
Date:   Thu, 16 Feb 2017 21:17:30 +0100

[libc] Add strchr()

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

2 files changed, 12 insertions(+), 1 deletion(-)
diff --git a/libc/src/Makefile b/libc/src/Makefile
@@ -1,7 +1,7 @@
 # See LICENSE file for copyright and license details.
 .POSIX:
 
-LIBCOBJ = assert.o strcpy.o strcmp.o strlen.o
+LIBCOBJ = assert.o strcpy.o strcmp.o strlen.o strchr.o
 
 all: libc.a
 
diff --git a/libc/src/strchr.c b/libc/src/strchr.c
@@ -0,0 +1,11 @@
+/* See LICENSE file for copyright and license details. */
+
+#include <string.h>
+
+char *
+strchr(const char *s, int c)
+{
+	while (*s && *s != c)
+		++s;
+	return (*s) ? (char *) s : NULL;
+}