17a6f7ebed
* BUG: Ignore incorrect paths when loading recent file list. [INTERPRETER] * OPT: Compute stack backtrace only when needed. git-svn-id: svn://localhost/gambas/trunk@2975 867c0c6c-44f3-4631-809d-bfa615b0a4ec
127 lines
2.7 KiB
C
127 lines
2.7 KiB
C
/***************************************************************************
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gb_error.h
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(c) 2000-2009 Benoît Minisini <gambas@users.sourceforge.net>
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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., 675 Mass Ave, Cambridge, MA 02139, USA.
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***************************************************************************/
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#ifndef __GB_ERROR_H
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#define __GB_ERROR_H
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#include <errno.h>
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#include <setjmp.h>
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#include "gb_limit.h"
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#define E_MEMORY "Out of memory"
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#define E_SYNTAX "Syntax error"
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typedef
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struct {
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short code;
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bool free;
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void *cp;
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void *fp;
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void *pc;
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//char msg[MAX_ERROR_MSG + 1];
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char *msg;
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int bt_count;
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}
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ERROR_INFO;
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typedef
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struct _ERROR {
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struct _ERROR *prev;
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jmp_buf env;
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int ret;
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ERROR_INFO info;
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}
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ERROR_CONTEXT;
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#ifndef __GB_ERROR_C
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EXTERN ERROR_CONTEXT *ERROR_current;
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#endif
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#define ERROR_LEAVE_DONE ((ERROR_CONTEXT *)-1)
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#define TRY \
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{ \
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ERROR_CONTEXT __err_context; \
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{ \
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ERROR_CONTEXT *__err = &__err_context; \
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ERROR_enter(__err); \
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__err->ret = setjmp(__err->env); \
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if (__err->ret == 0)
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#define CATCH \
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else
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#define END_TRY \
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ERROR_leave(__err); \
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} \
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}
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#define ERROR_enter(_err) \
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do { \
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_err->prev = ERROR_current; \
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_err->info.code = 0; \
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ERROR_current = _err; \
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} while(0)
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#define ERROR_leave(_err) \
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do { \
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if (_err->prev != ERROR_LEAVE_DONE) \
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{ \
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ERROR_current = _err->prev; \
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if (ERROR_current) \
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{ \
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if (_err->info.code) \
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{ \
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ERROR_reset(&ERROR_current->info); \
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ERROR_current->info = _err->info; \
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} \
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} \
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else \
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ERROR_reset(&_err->info); \
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\
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_err->prev = ERROR_LEAVE_DONE; \
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} \
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} while(0)
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#define ERROR __err
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#define PROPAGATE() ERROR_propagate()
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void ERROR_clear(void);
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char *ERROR_get(void);
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void ERROR_reset(ERROR_INFO *info);
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//void ERROR_enter(ERROR_CONTEXT *err);
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//void ERROR_leave(ERROR_CONTEXT *err);
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void PROPAGATE() NORETURN;
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void THROW(const char *msg) NORETURN;
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void THROW2(const char *pattern, const char *msg) NORETURN;
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void ERROR_panic(const char *error, ...) NORETURN;
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void ERROR_print(void);
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void ERROR_print_at(FILE *where);
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#endif
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