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/* error.c -- print out the error strings. */
/* This file is part of DLD, a dynamic link/unlink editor for C.
Copyright (C) 1990 by W. Wilson Ho.
The author can be reached electronically by how@cs.ucdavis.edu or
through physical mail at:
W. Wilson Ho
Division of Computer Science
University of California at Davis
Davis, CA 95616
*/
/* This program is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 1, or (at your option) any
later version. */
#include "defs.h"
static const char *errlst[] = {
"Error 0",
"cannot open file", /* 1 DLD_ENOFILE */
"bad magic number", /* 2 DLD_EBADMAGIC */
"fail to read header", /* 3 DLD_EBADHEADER */
"premature eof in text section", /* 4 DLD_ENOTEXT */
"premature eof in symbols", /* 5 DLD_ENOSYMBOLS */
"bad string table", /* 6 DLD_ENOSTRINGS */
"premature eof in text relocation", /* 7 DLD_ENOTXTRELOC */
"premature eof in data section", /* 8 DLD_ENODATA */
"premature eof in data relocation", /* 9 DLD_ENODATRELOC */
"multiple definitions of symbol", /* 10 DLD_EMULTDEFS */
"malformed library archive", /* 11 DLD_EBADLIBRARY */
"common block not supported", /* 12 DLD_EBADCOMMON */
"malformed input file", /* 13 DLD_EBADOBJECT */
"bad relocation info", /* 14 DLD_EBADRELOC */
"virtual memory exhausted", /* 15 DLD_ENOMEMORY */
"undefined symbol" /* 16 DLD_EUNDEFSYM */
};
char dld_str_error[ 256 ];
/* Prints out the given string and the error message corresponding to
dld_errno to the stderr. */
void
dld_perror (str)
const char *str;
{
if (str)
fprintf (stderr, "%s: ", str);
if (dld_errno < 1 || dld_errno > sizeof (errlst)/sizeof (char *))
fprintf (stderr, "Unknown error.\n");
else if (DLD_EMULTDEFS==dld_errno)
fprintf (stderr, "%s: %s\n", errlst[dld_errno], dld_errname);
else fprintf (stderr, "%s.\n", errlst[dld_errno]);
} /* dld_perror */
/* Returns the error message corresponding to the given error code. */
char *
dld_strerror (code)
int code;
{
if (code < 1 || code > sizeof (errlst)/sizeof (char *))
strcpy (dld_str_error, "Unknown error");
else strcpy (dld_str_error, errlst[code]);
return (dld_str_error);
} /* dld_perror */
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