musl - musl - an implementation of the standard library for Linux-based systems

diff --git a/src/stdlib/atoi.c b/src/stdlib/atoi.c
new file mode 100644
index 00000000..648b154f
--- /dev/null
+++ b/src/stdlib/atoi.c

@@ -0,0 +1,15 @@

+#include <stdlib.h>

+#include <ctype.h>

+

+int atoi(const char *s)

+{

+ int n=0, neg=0;

+ while (isspace(*s)) s++;

+ switch (*s) {

+ case '-': neg=1;

+ case '+': s++;

+ }

+ while (isdigit(*s))

+ n = 10*n + *s++ - '0';

+ return neg ? -n : n;

+}