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-rw-r--r--na/lib/string/strtok.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/na/lib/string/strtok.c b/na/lib/string/strtok.c
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--- /dev/null
+++ b/na/lib/string/strtok.c
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+/* SPDX-License-Identifier: MIT */
+/* Derived from musl libc (Copyright © 2005-2020 Rich Felker, et al.) */
+
+#include <string.h>
+
+char *strtok(char *restrict s, const char *restrict sep)
+{
+ static char *p;
+ if (!s && !(s = p)) return NULL;
+ s += strspn(s, sep);
+ if (!*s) return p = 0;
+ p = s + strcspn(s, sep);
+ if (*p) *p++ = 0;
+ else p = 0;
+ return s;
+}