175 lines
3.3 KiB
C
175 lines
3.3 KiB
C
/***************************************************************************
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error.h
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Error management
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(c) 2000-2007 Benoit 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 1, 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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enum {
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E_ABORT = -2,
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E_CUSTOM = -1,
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E_UNKNOWN = 0,
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E_MEMORY,
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E_CLASS,
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E_STACK,
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E_NEPARAM,
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E_TMPARAM,
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E_TYPE,
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E_OVERFLOW,
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E_ILLEGAL,
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E_NFUNC,
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E_CSTATIC,
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E_NSYMBOL,
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E_NOBJECT,
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E_NULL,
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E_STATIC,
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E_NREAD,
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E_NWRITE,
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E_NPROPERTY,
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E_NRETURN,
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E_MATH,
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E_ARG,
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E_BOUND,
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E_NDIM,
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E_NARRAY,
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E_MAIN,
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E_NNEW,
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E_ZERO,
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E_LIBRARY,
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E_EVENT,
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E_IOBJECT,
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E_ENUM,
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E_UCONV,
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E_CONV,
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E_DATE,
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E_BADPATH,
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E_OPEN,
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E_PROJECT,
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E_FULL,
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E_EXIST,
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E_EOF,
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E_FORMAT,
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E_DYNAMIC,
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E_SYSTEM,
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E_ACCESS,
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E_TOOLONG,
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E_NEXIST,
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E_DIR,
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E_READ,
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E_WRITE,
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E_NDIR,
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E_REGEXP,
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E_ARCH,
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E_REGISTER,
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E_CLOSED,
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E_VIRTUAL,
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E_STOP,
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E_STRING,
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E_EVAL,
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E_LOCK,
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E_PARENT,
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E_EXTLIB,
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E_EXTSYM,
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};
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typedef
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struct {
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long code;
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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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void *backtrace;
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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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int code;
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jmp_buf env;
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}
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ERROR_CONTEXT;
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#ifndef __GB_ERROR_C
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EXTERN ERROR_INFO ERROR_info;
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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->code = setjmp(__err->env); \
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if (__err->code == 0)
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#define FINALLY
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#define CATCH \
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if (__err->code != 0 && !(__err->code = 0))
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#define CATCH_GET(get_it) \
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if (__err->code != 0 && (get_it = __err->code) && !(__err->code = 0))
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#define END_TRY \
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if (__err->code == 0) \
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ERROR_leave(__err); \
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else \
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PROPAGATE(); \
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} \
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}
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//PUBLIC void ERROR_clear(void);
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PUBLIC const char *ERROR_get(void);
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PUBLIC void ERROR_enter(ERROR_CONTEXT *err);
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PUBLIC void ERROR_leave(ERROR_CONTEXT *err);
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PUBLIC void ERROR_define(const char *pattern, char *arg[]);
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PUBLIC void PROPAGATE() NORETURN;
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PUBLIC void THROW(long code, ...) NORETURN;
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PUBLIC void THROW_SYSTEM(int err, const char *path);
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PUBLIC void ERROR_panic(const char *error, ...) NORETURN;
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PUBLIC void ERROR_print(void);
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PUBLIC void ERROR_print_at(FILE *where, bool msgonly, bool newline);
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PUBLIC void ERROR_save(ERROR_INFO *save);
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PUBLIC void ERROR_restore(ERROR_INFO *save);
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PUBLIC void ERROR_clear();
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PUBLIC void ERROR_lock();
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PUBLIC void ERROR_unlock();
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#endif
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