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authorManuel Novoa III <mjn3@codepoet.org>2002-08-26 18:06:53 +0000
committerManuel Novoa III <mjn3@codepoet.org>2002-08-26 18:06:53 +0000
commit22fa952fdb5e9d2c5b1ee0d6c3fb75974ca15666 (patch)
tree1bf1c01e4539bdb92f8cd7daebd8f4e4411466fb /libc/string/wstring.c
parente86450a0065d044fd334bdde7d39b29ccefd65c7 (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!!!
Diffstat (limited to 'libc/string/wstring.c')
-rw-r--r--libc/string/wstring.c317
1 files changed, 177 insertions, 140 deletions
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;
}