estrtoul.c - ubase - suckless linux base utils
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       ---
       estrtoul.c (452B)
       ---
            1 /* See LICENSE file for copyright and license details. */
            2 #include <errno.h>
            3 #include <stdio.h>
            4 #include <stdlib.h>
            5 
            6 #include "../util.h"
            7 
            8 unsigned long
            9 estrtoul(const char *s, int base)
           10 {
           11         char *end;
           12         unsigned long n;
           13 
           14         errno = 0;
           15         n = strtoul(s, &end, base);
           16         if (*end != '\0') {
           17                 if (base == 0)
           18                         eprintf("%s: not an integer\n", s);
           19                 else
           20                         eprintf("%s: not a base %d integer\n", s, base);
           21         }
           22         if (errno != 0)
           23                 eprintf("%s:", s);
           24 
           25         return n;
           26 }