diff options
Diffstat (limited to 'usr/klibc/strndup.c')
-rw-r--r-- | usr/klibc/strndup.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/usr/klibc/strndup.c b/usr/klibc/strndup.c new file mode 100644 index 0000000..20eaa8b --- /dev/null +++ b/usr/klibc/strndup.c @@ -0,0 +1,18 @@ +/* + * strndup.c + */ + +#include <string.h> +#include <stdlib.h> + +char *strndup(const char *s, size_t n) +{ + size_t l = strnlen(s, n); + char *d = malloc(l + 1); + if (!d) + return NULL; + + memcpy(d, s, l); + d[l] = '\0'; + return d; +} |