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-rw-r--r--libc-top-half/musl/src/string/strnlen.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/libc-top-half/musl/src/string/strnlen.c b/libc-top-half/musl/src/string/strnlen.c
new file mode 100644
index 0000000..6442eb7
--- /dev/null
+++ b/libc-top-half/musl/src/string/strnlen.c
@@ -0,0 +1,7 @@
+#include <string.h>
+
+size_t strnlen(const char *s, size_t n)
+{
+ const char *p = memchr(s, 0, n);
+ return p ? p-s : n;
+}