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authorSimon Glass2017-05-18 20:09:28 -0600
committerSimon Glass2017-06-01 07:03:12 -0600
commit6b45ba45fbcd1acc11c88ee1c15ed5fcb49f9e32 (patch)
treeb4f0c569dbbe93e4723f2add9e26ae48a232c3fc /lib
parenta4b8e372d5b15d7dd302cac667e87049b59b13c7 (diff)
string: Add strchrnul()
This functions works like strchr() but returns the end of the string if the character is not found. Add an implementation of this. Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'lib')
-rw-r--r--lib/string.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/string.c b/lib/string.c
index e94021c4680..e6e749b80b2 100644
--- a/lib/string.c
+++ b/lib/string.c
@@ -230,6 +230,14 @@ char * strchr(const char * s, int c)
}
#endif
+const char *strchrnul(const char *s, int c)
+{
+ for (; *s != (char)c; ++s)
+ if (*s == '\0')
+ break;
+ return s;
+}
+
#ifndef __HAVE_ARCH_STRRCHR
/**
* strrchr - Find the last occurrence of a character in a string