src/errno/strerror.c

   1 #include <errno.h>
   2 #include <string.h>
   3 #include "locale_impl.h"
   4
   5 #define E(a,b) ((unsigned char)a),
   6 static const unsigned char errid[] = {
   7 #include "__strerror.h"
   8 };
   9
  10 #undef E
  11 #define E(a,b) b "\0"
  12 static const char errmsg[] =
  13 #include "__strerror.h"
  14 ;
  15
  16 char *__strerror_l(int e, locale_t loc)
  17 {
  18         const char *s;
  19         int i;
  20         /* mips has one error code outside of the 8-bit range due to a
  21          * historical typo, so we just remap it. */
  22         if (EDQUOT==1133) {
  23                 if (e==109) e=-1;
  24                 else if (e==EDQUOT) e=109;
  25         }
  26         for (i=0; errid[i] && errid[i] != e; i++);
  27         for (s=errmsg; i; s++, i--) for (; *s; s++);
  28         return (char *)LCTRANS(s, LC_MESSAGES, loc);
  29 }
  30
  31 char *strerror(int e)
  32 {
  33         return __strerror_l(e, CURRENT_LOCALE);
  34 }
  35
  36 weak_alias(__strerror_l, strerror_l);