116 lines
2.4 KiB
C
116 lines
2.4 KiB
C
/***************************************************************************
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gb_error.c
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(c) 2000-2017 Benoît Minisini <benoit.minisini@gambas-basic.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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MA 02110-1301, USA.
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***************************************************************************/
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#define __GB_ERROR_C
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#include "main.h"
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#include "gb_common.h"
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#include <stdarg.h>
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#include "eval.h"
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#include "gb_error.h"
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ERROR_CONTEXT *ERROR_current = NULL;
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void ERROR_clear(void)
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{
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errno = 0;
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}
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void ERROR_reset(ERROR_INFO *info)
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{
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if (!info->code)
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return;
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info->code = 0;
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if (info->free)
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{
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GB.FreeString(&info->msg);
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info->free = FALSE;
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}
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info->msg = NULL;
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}
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void ERROR_propagate()
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{
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if (ERROR_in_catch(ERROR_current))
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ERROR_leave(ERROR_current);
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longjmp(ERROR_current->env, 1);
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}
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PUBLIC char *ERROR_get(void)
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{
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/*
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if (code > 0 && code < 256)
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return strerror(code);
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else
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return ERROR_Message[code - 256];
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*/
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return strerror(errno);
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}
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PUBLIC void THROW(const char *msg)
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{
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GB.FreeString(&EVAL->error);
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EVAL->error = GB.NewZeroString(msg);
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ERROR_propagate();
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}
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static const char *_error_arg;
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static void get_error_arg(int index, char **str, int *len)
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{
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*str = (char *)_error_arg;
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*len = strlen(_error_arg);
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}
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PUBLIC void THROW2(const char *pattern, const char *msg)
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{
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GB.FreeString(&EVAL->error);
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_error_arg = msg;
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EVAL->error = GB.NewZeroString(GB.SubstString(pattern, strlen(pattern), get_error_arg));
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ERROR_propagate();
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}
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void ERROR_panic(const char *error, ...)
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{
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va_list args;
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va_start(args, error);
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fflush(NULL);
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fprintf(stderr, "\n** INTERNAL ERROR **\n**");
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vfprintf(stderr, error, args);
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putc('\n', stderr);
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/*if (ERROR_current->info.code)
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{
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ERROR_print();
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}*/
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fprintf(stderr, "** Program aborting. Sorry! :-(\n");
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/*abort();*/
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_exit(1);
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}
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