14 lines
255 B
C
14 lines
255 B
C
#include <stdlib.h>
|
|
#include <inttypes.h>
|
|
#include <errno.h>
|
|
#include <limits.h>
|
|
|
|
unsigned long strtoul(const char *s, char **p, int base)
|
|
{
|
|
uintmax_t x = strtoumax(s, p, base);
|
|
if (x > ULONG_MAX) {
|
|
errno = ERANGE;
|
|
return ULONG_MAX;
|
|
}
|
|
return x;
|
|
}
|