diff options
Diffstat (limited to 'src/errno/strerror.c')
| -rw-r--r-- | src/errno/strerror.c | 41 |
1 files changed, 26 insertions, 15 deletions
diff --git a/src/errno/strerror.c b/src/errno/strerror.c index e3ed771a..7f926432 100644 --- a/src/errno/strerror.c +++ b/src/errno/strerror.c @@ -1,30 +1,41 @@ #include <errno.h> +#include <stddef.h> #include <string.h> #include "locale_impl.h" -#define E(a,b) ((unsigned char)a), -static const unsigned char errid[] = { +/* mips has one error code outside of the 8-bit range due to a + * historical typo, so we just remap it. */ +#if EDQUOT==1133 +#define EDQUOT_ORIG 1133 +#undef EDQUOT +#define EDQUOT 109 +#endif + +static const struct errmsgstr_t { +#define E(n, s) char str##n[sizeof(s)]; +#include "__strerror.h" +#undef E +} errmsgstr = { +#define E(n, s) s, #include "__strerror.h" +#undef E }; -#undef E -#define E(a,b) b "\0" -static const char errmsg[] = +static const unsigned short errmsgidx[] = { +#define E(n, s) [n] = offsetof(struct errmsgstr_t, str##n), #include "__strerror.h" -; +#undef E +}; char *__strerror_l(int e, locale_t loc) { const char *s; - int i; - /* mips has one error code outside of the 8-bit range due to a - * historical typo, so we just remap it. */ - if (EDQUOT==1133) { - if (e==109) e=-1; - else if (e==EDQUOT) e=109; - } - for (i=0; errid[i] && errid[i] != e; i++); - for (s=errmsg; i; s++, i--) for (; *s; s++); +#ifdef EDQUOT_ORIG + if (e==EDQUOT) e=0; + else if (e==EDQUOT_ORIG) e=EDQUOT; +#endif + if (e >= sizeof errmsgidx / sizeof *errmsgidx) e = 0; + s = (char *)&errmsgstr + errmsgidx[e]; return (char *)LCTRANS(s, LC_MESSAGES, loc); } |