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/*
* --------------------------------------------------------------------------
* Error functions for haserl
* Copyright (c) 2003-2006 Nathan Angelacos (nangel@users.sourceforge.net)
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License, version 2, as published by the Free
* Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 59
* Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* -------------------------------------------------------------------------
*/
#if HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <stdarg.h>
#include "common.h"
#include "h_script.h"
#include "haserl.h"
#include "h_error.h"
char *g_err_msg[] = {
"",
"Memory Allocation Failure",
"Unable to open file %s",
"%c> before <%c",
"Missing %c>",
"Unknown operation",
"Unable to start subshell",
"Unspecified Error",
};
/*
* abort the program
*/
void
die_with_error (char *msg)
{
fprintf (stderr, "Error: %s\n", msg);
exit (-1);
}
/* print an error message and die. If sp or where are non-null pointers, then
a line is added saying where in the script buffer the error occured. If
there's a request method, then http headers are added.
*/
void
die_with_message (void *sp, char *where, const char *s, ...)
{
#ifndef JUST_LUACSHELL
script_t *script = sp;
#endif
va_list p;
FILE *fo = stderr;
if (global.silent == FALSE)
{
if (getenv ("REQUEST_METHOD"))
{
fo = stdout;
fprintf (fo, "HTTP/1.0 500 Server Error\n"
"Content-Type: text/html\n\n"
"<html><body><b><font color=#CC0000>" PACKAGE_NAME
" CGI Error</font></b><br><pre>\n");
}
va_start (p, s);
vfprintf (fo, s, p);
va_end (p);
#ifndef JUST_LUACSHELL
if (where && sp)
{
fprintf (fo, " near line %d of %s\n",
count_lines (script->buf, script->size, where),
script->name);
}
#endif
printf ("\n");
if (getenv ("REQUEST_METHOD"))
fprintf (fo, "</pre></body></html>\n");
}
exit (-1);
}
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