diff options
author | Manuel Novoa III <mjn3@codepoet.org> | 2002-08-26 18:06:53 +0000 |
---|---|---|
committer | Manuel Novoa III <mjn3@codepoet.org> | 2002-08-26 18:06:53 +0000 |
commit | 22fa952fdb5e9d2c5b1ee0d6c3fb75974ca15666 (patch) | |
tree | 1bf1c01e4539bdb92f8cd7daebd8f4e4411466fb | |
parent | e86450a0065d044fd334bdde7d39b29ccefd65c7 (diff) |
sparc, alpha, and mips have different errno values than the other
supported platforms. Adjust _susv3_strerror_r function to deal with
this. Also fix an error in strerror() wrt invalid errnos.
NOTE: sys_errlist and sys_nerr are no longer supported!!!
-rw-r--r-- | include/stdio.h | 12 | ||||
-rw-r--r-- | libc/string/Makefile | 2 | ||||
-rw-r--r-- | libc/string/wstring.c | 317 | ||||
-rw-r--r-- | test/string/string.c | 5 |
4 files changed, 178 insertions, 158 deletions
diff --git a/include/stdio.h b/include/stdio.h index 3e27707ae..01b62c1eb 100644 --- a/include/stdio.h +++ b/include/stdio.h @@ -544,18 +544,6 @@ extern int ferror_unlocked (FILE *__stream) __THROW; /* Print a message describing the meaning of the value of errno. */ extern void perror (__const char *__s) __THROW; -/* These variables normally should not be used directly. The `strerror' - function provides all the needed functionality. */ -#ifdef __USE_BSD -extern int sys_nerr; -extern __const char *__const sys_errlist[]; -#endif -#if 0 -/* #ifdef __USE_GNU */ -extern int _sys_nerr; -extern __const char *__const _sys_errlist[]; -#endif - #ifdef __USE_POSIX /* Return the system file descriptor for STREAM. */ diff --git a/libc/string/Makefile b/libc/string/Makefile index 3a37efdde..2ffc0f2b2 100644 --- a/libc/string/Makefile +++ b/libc/string/Makefile @@ -31,7 +31,7 @@ MOBJW= basename.o bcopy.o bzero.o dirname.o ffs.o memccpy.o memchr.o memcmp.o \ strcmp.o strcpy.o strcspn.o strdup.o strlen.o strncasecmp.o strncat.o \ strncmp.o strncpy.o strndup.o strnlen.o strpbrk.o strrchr.o strsep.o \ strspn.o strstr.o strtok.o strtok_r.o strerror.o _susv3_strerror_r.o \ - _string_syserrmsgs.o _glibc_strerror_r.o sys_errlist.o \ + _string_syserrmsgs.o _glibc_strerror_r.o \ _string_syssigmsgs.o sys_siglist.o strsignal.o psignal.o \ __xpg_basename.o strlcat.o strlcpy.o # strcoll.o diff --git a/libc/string/wstring.c b/libc/string/wstring.c index c3dc32dbb..08927edb1 100644 --- a/libc/string/wstring.c +++ b/libc/string/wstring.c @@ -62,6 +62,13 @@ typedef unsigned char __string_uchar_t; * have to be changed! */ #define _SYS_NERR 125 +#if defined(__mips__) || defined(__sparc__) +/* sparce and mips have an extra error entry, as EDEADLK and EDEADLOCK have + * different meanings on those platforms. */ +#undef _SYS_NERR +#define _SYS_NERR 126 +#endif + #define _SYS_ERRMSG_MAXLEN 50 extern const char _string_syserrmsgs[]; @@ -213,144 +220,12 @@ const char _string_syserrmsgs[] = { /* 122: 2852, 20 */ "Disk quota exceeded\0" /* 123: 2872, 16 */ "No medium found\0" /* 124: 2888, 18 */ "Wrong medium type" -}; - +#if defined(__mips__) || defined(__sparc__) + "\0" + /* 125: 2906, 28 */ "File locking deadlock error" #endif -/**********************************************************************/ -#ifdef L_sys_errlist - -link_warning(_sys_errlist, "sys_nerr and sys_errlist are obsolete and uClibc support for them (in at least some configurations) will probably be unavailable in the near future.") - -int sys_nerr = _SYS_NERR; - -const char *const sys_errlist[] = { - _string_syserrmsgs + 0, - _string_syserrmsgs + 8, - _string_syserrmsgs + 32, - _string_syserrmsgs + 58, - _string_syserrmsgs + 74, - _string_syserrmsgs + 98, - _string_syserrmsgs + 117, - _string_syserrmsgs + 143, - _string_syserrmsgs + 166, - _string_syserrmsgs + 184, - _string_syserrmsgs + 204, - _string_syserrmsgs + 223, - _string_syserrmsgs + 256, - _string_syserrmsgs + 279, - _string_syserrmsgs + 297, - _string_syserrmsgs + 309, - _string_syserrmsgs + 331, - _string_syserrmsgs + 355, - _string_syserrmsgs + 367, - _string_syserrmsgs + 393, - _string_syserrmsgs + 408, - _string_syserrmsgs + 424, - _string_syserrmsgs + 439, - _string_syserrmsgs + 456, - _string_syserrmsgs + 486, - _string_syserrmsgs + 506, - _string_syserrmsgs + 537, - _string_syserrmsgs + 552, - _string_syserrmsgs + 567, - _string_syserrmsgs + 591, - _string_syserrmsgs + 604, - _string_syserrmsgs + 626, - _string_syserrmsgs + 641, - _string_syserrmsgs + 653, - _string_syserrmsgs + 686, - _string_syserrmsgs + 716, - _string_syserrmsgs + 742, - _string_syserrmsgs + 761, - _string_syserrmsgs + 780, - _string_syserrmsgs + 805, - _string_syserrmsgs + 825, - /* _string_syserrmsgs + 859, */ - NULL, /* glibc compatiblity :-( */ - _string_syserrmsgs + 860, - _string_syserrmsgs + 887, - _string_syserrmsgs + 906, - _string_syserrmsgs + 934, - _string_syserrmsgs + 959, - _string_syserrmsgs + 974, - _string_syserrmsgs + 988, - _string_syserrmsgs + 1013, - _string_syserrmsgs + 1042, - _string_syserrmsgs + 1069, - _string_syserrmsgs + 1084, - _string_syserrmsgs + 1101, - _string_syserrmsgs + 1128, - _string_syserrmsgs + 1142, - _string_syserrmsgs + 1151, - _string_syserrmsgs + 1172, - /* _string_syserrmsgs + 1185, */ - NULL, /* glibc compatiblity :-( */ - _string_syserrmsgs + 1186, - _string_syserrmsgs + 1207, - _string_syserrmsgs + 1227, - _string_syserrmsgs + 1245, - _string_syserrmsgs + 1259, - _string_syserrmsgs + 1284, - _string_syserrmsgs + 1314, - _string_syserrmsgs + 1336, - _string_syserrmsgs + 1353, - _string_syserrmsgs + 1375, - _string_syserrmsgs + 1391, - _string_syserrmsgs + 1405, - _string_syserrmsgs + 1433, - _string_syserrmsgs + 1448, - _string_syserrmsgs + 1467, - _string_syserrmsgs + 1486, - _string_syserrmsgs + 1498, - _string_syserrmsgs + 1536, - _string_syserrmsgs + 1563, - _string_syserrmsgs + 1592, - _string_syserrmsgs + 1615, - _string_syserrmsgs + 1654, - _string_syserrmsgs + 1691, - _string_syserrmsgs + 1723, - _string_syserrmsgs + 1771, - _string_syserrmsgs + 1809, - _string_syserrmsgs + 1859, - _string_syserrmsgs + 1903, - _string_syserrmsgs + 1922, - _string_syserrmsgs + 1937, - _string_syserrmsgs + 1968, - _string_syserrmsgs + 1997, - _string_syserrmsgs + 2014, - _string_syserrmsgs + 2045, - _string_syserrmsgs + 2068, - _string_syserrmsgs + 2091, - _string_syserrmsgs + 2117, - _string_syserrmsgs + 2141, - _string_syserrmsgs + 2171, - _string_syserrmsgs + 2212, - _string_syserrmsgs + 2235, - _string_syserrmsgs + 2267, - _string_syserrmsgs + 2283, - _string_syserrmsgs + 2306, - _string_syserrmsgs + 2342, - _string_syserrmsgs + 2375, - _string_syserrmsgs + 2400, - _string_syserrmsgs + 2426, - _string_syserrmsgs + 2466, - _string_syserrmsgs + 2502, - _string_syserrmsgs + 2548, - _string_syserrmsgs + 2583, - _string_syserrmsgs + 2604, - _string_syserrmsgs + 2623, - _string_syserrmsgs + 2636, - _string_syserrmsgs + 2653, - _string_syserrmsgs + 2683, - _string_syserrmsgs + 2709, - _string_syserrmsgs + 2731, - _string_syserrmsgs + 2756, - _string_syserrmsgs + 2784, - _string_syserrmsgs + 2814, - _string_syserrmsgs + 2835, - _string_syserrmsgs + 2852, - _string_syserrmsgs + 2872, - _string_syserrmsgs + 2888, + /* Note: for mips we are ignoring ECANCELED since glibc doesn't have a + * corresponsding message.*/ }; #endif @@ -1198,7 +1073,9 @@ char *strerror(int errnum) { static char buf[_SYS_ERRMSG_MAXLEN]; - return (_susv3_strerror_r(errnum, buf, sizeof(buf)) == 0) ? buf : NULL; + _susv3_strerror_r(errnum, buf, sizeof(buf)); + + return buf; } #endif @@ -1207,6 +1084,146 @@ char *strerror(int errnum) /**********************************************************************/ #ifdef L__susv3_strerror_r +#if defined(__alpha__) || defined(__mips__) || defined(__sparc__) + +static const unsigned char estridx[] = { + 0, /* success is always 0 */ + EPERM, + ENOENT, + ESRCH, + EINTR, + EIO, + ENXIO, + E2BIG, + ENOEXEC, + EBADF, + ECHILD, + EAGAIN, + ENOMEM, + EACCES, + EFAULT, + ENOTBLK, + EBUSY, + EEXIST, + EXDEV, + ENODEV, + ENOTDIR, + EISDIR, + EINVAL, + ENFILE, + EMFILE, + ENOTTY, + ETXTBSY, + EFBIG, + ENOSPC, + ESPIPE, + EROFS, + EMLINK, + EPIPE, + EDOM, + ERANGE, + EDEADLK, + ENAMETOOLONG, + ENOLCK, + ENOSYS, + ENOTEMPTY, + ELOOP, + 0, + ENOMSG, + EIDRM, + ECHRNG, + EL2NSYNC, + EL3HLT, + EL3RST, + ELNRNG, + EUNATCH, + ENOCSI, + EL2HLT, + EBADE, + EBADR, + EXFULL, + ENOANO, + EBADRQC, + EBADSLT, + 0, + EBFONT, + ENOSTR, + ENODATA, + ETIME, + ENOSR, + ENONET, + ENOPKG, + EREMOTE, + ENOLINK, + EADV, + ESRMNT, + ECOMM, + EPROTO, + EMULTIHOP, + EDOTDOT, + EBADMSG, + EOVERFLOW, + ENOTUNIQ, + EBADFD, + EREMCHG, + ELIBACC, + ELIBBAD, + ELIBSCN, + ELIBMAX, + ELIBEXEC, + EILSEQ, + ERESTART, + ESTRPIPE, + EUSERS, + ENOTSOCK, + EDESTADDRREQ, + EMSGSIZE, + EPROTOTYPE, + ENOPROTOOPT, + EPROTONOSUPPORT, + ESOCKTNOSUPPORT, + EOPNOTSUPP, + EPFNOSUPPORT, + EAFNOSUPPORT, + EADDRINUSE, + EADDRNOTAVAIL, + ENETDOWN, + ENETUNREACH, + ENETRESET, + ECONNABORTED, + ECONNRESET, + ENOBUFS, + EISCONN, + ENOTCONN, + ESHUTDOWN, + ETOOMANYREFS, + ETIMEDOUT, + ECONNREFUSED, + EHOSTDOWN, + EHOSTUNREACH, + EALREADY, + EINPROGRESS, + ESTALE, + EUCLEAN, + ENOTNAM, + ENAVAIL, + EISNAM, + EREMOTEIO, +#ifdef __mips__ + 0, /* mips has an outrageous value for this... */ +#else + EDQUOT, +#endif + ENOMEDIUM, + EMEDIUMTYPE, +#if defined(__mips__) || defined(__sparc__) + EDEADLOCK, +#endif +}; + +#endif + + int _susv3_strerror_r(int errnum, char *strerrbuf, size_t buflen) { register char *s; @@ -1218,12 +1235,32 @@ int _susv3_strerror_r(int errnum, char *strerrbuf, size_t buflen) retval = EINVAL; - if (((unsigned int) errnum) < _SYS_NERR) { + +#if defined(__alpha__) || defined(__mips__) || defined(__sparc__) + /* Need to translate errno to string index. */ + for (i = 0 ; i < sizeof(estridx)/sizeof(estridx[0]) ; i++) { + if (estridx[i] == errnum) { + goto GOT_ESTRIDX; + } + } + i = INT_MAX; /* Failed, but may need to check mips special case. */ +#ifdef __mips__ + if (errnum == EDQUOT) { /* Deal with large EDQUOT value on mips */ + i = 122; + } +#endif /* __mips__ */ + GOT_ESTRIDX: +#else + /* No errno to string index translation needed. */ + i = errnum; +#endif + + if (((unsigned int) i) < _SYS_NERR) { /* Trade time for space. This function should rarely be called * so rather than keeping an array of pointers for the different * messages, just run through the buffer until we find the * correct string. */ - for (s = (char *) _string_syserrmsgs, i = errnum ; i ; ++s) { + for (s = (char *) _string_syserrmsgs ; i ; ++s) { if (!*s) { --i; } diff --git a/test/string/string.c b/test/string/string.c index c83f9f863..70953001f 100644 --- a/test/string/string.c +++ b/test/string/string.c @@ -34,11 +34,6 @@ #include <strings.h> #include <fcntl.h> -#ifndef HAVE_GNU_LD -#define _sys_nerr sys_nerr -#define _sys_errlist sys_errlist -#endif - #define STREQ(a, b) (strcmp((a), (b)) == 0) const char *it = "<UNSET>"; /* Routine name for message routines. */ |