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142 lines
3.6 KiB
C
142 lines
3.6 KiB
C
/*
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* Implementation by Devin Reade.
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*
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* $Id: perror.c,v 1.2 1997/07/27 23:10:57 gdr Exp $
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*
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* This file is formatted with tab stops every 8 columns.
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*/
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/* I have to do this until I can modify ORCALib */
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#if 0
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#define sys_errlist _gno_sys_errlist
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#define sys_nerr _gno_sys_nerr
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#endif
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#ifdef __ORCAC__
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segment "libc_stdio";
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#endif
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#pragma databank 1
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#pragma optimize 0
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#pragma debug 0
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#pragma memorymodel 0
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#include <sys/errno.h> /* for ELAST */
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#include <stdio.h> /* for remainder */
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const char * const sys_errlist[] = {
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/* the following are used by both GNO and the Orca/Shell */
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"unknown error", /* 0 */
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"domain error", /* 1 */
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"result too large", /* 2 */
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"not enough memory", /* 3 */
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"no such file or directory", /* 4 */
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"I/O error", /* 5 */
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"invalid argument", /* 6 */
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"bad file descriptor", /* 7 */
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"too many open files", /* 8 */
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"permission denied", /* 9 */
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"file exists", /* 10 */
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"no space left on device", /* 11 */
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/* the following are GNO-specific */
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"operation not permitted", /* 12 */
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"no such process", /* 13 */
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"interrupted system call", /* 14 */
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"arg list too long", /* 15 */
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"exec format error", /* 16 */
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"no child processes", /* 17 */
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"resource unavailable", /* 18 */
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"not a directory", /* 19 */
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"inappropriate ioctl for device", /* 20 */
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"broken pipe", /* 21 */
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"illegal seek", /* 22 */
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"block device required", /* 23 */
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"is a directory", /* 24 */
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"not a socket", /* 25 */
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"destination address required", /* 26 */
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"message too long", /* 27 */
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"wrong protocol for socket", /* 28 */
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"protocol not available", /* 29 */
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"protocol not supported", /* 30 */
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"socket type not supported", /* 31 */
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"operation not supported on socket", /* 32 */
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"protocol family not supported", /* 33 */
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"address family not supported", /* 34 */
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"address already in use", /* 35 */
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"can't assign requested address", /* 36 */
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"network is down", /* 37 */
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"network is unreachable", /* 38 */
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"network dropped connection on reset", /* 39 */
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"connection aborted", /* 40 */
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"connection reset by peer", /* 41 */
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"no buffer space available", /* 42 */
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"socket is already connected", /* 43 */
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"socket is not connected", /* 44 */
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"can't send after socket shutdown", /* 45 */
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"too many references: can't splice", /* 46 */
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"connection timed out", /* 47 */
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"connection refused", /* 48 */
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"operation would block", /* 49 */
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"operation now in progress", /* 50 */
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"operation already in progress", /* 51 */
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"bad address", /* 52 */
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"no such device", /* 53 */
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"host is down", /* 54 */
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"no route to host", /* 55 */
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#define SYS_NERR 56 /* 55 + 1 for zeroth entry */
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};
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#if (ELAST + 1 != SYS_NERR)
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#error message table out of sync
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#endif
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const int
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sys_nerr = SYS_NERR;
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const char * const *
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_errnoText = sys_errlist; /* backward compatible */
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char *
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strerror (int errnum)
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{
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/*
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* the size of buff must be greater than
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* strlen(sys_errlist[0]) + max number of digits in an int + 3
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* == 13 + 5 + 3 == 21
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*/
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static char buff[30];
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if (errnum > 0 || errnum < sys_nerr) {
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return sys_errlist[errnum];
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}
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sprintf(buff, "unknown error: %d", errnum);
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return buff;
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}
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/*
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* This implementation of perror should be replaced with one similar to
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* that for 4.4BSD, so that stdio doesn't need to get linked in.
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*/
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void
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perror (char *s)
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{
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char *s1, *s2;
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if (s == NULL) {
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s1 = s2 = "";
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} else {
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s1 = s;
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s2 = ": ";
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}
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if (errno <= 0 || errno >= sys_nerr) {
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fprintf(stderr, "%s%s%s: %d\n", s1, s2, sys_errlist[0], errno);
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} else {
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fprintf(stderr,"%s%s%s\n", s1, s2, sys_errlist[errno]);
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}
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}
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