gis/handler.c File Reference

GIS Library - Error handlers. More...

#include <stddef.h>
#include <grass/gis.h>

Include dependency graph for gis/handler.c:

Go to the source code of this file.

Functions
void	G_add_error_handler (void(*func)(void *), void *closure)
	Add new error handler. More...
void	G_remove_error_handler (void(*func)(void *), void *closure)
	Remove existing error handler. More...
void	G__call_error_handlers (void)
	Call available error handlers (internal use only) More...

Detailed Description

GIS Library - Error handlers.

(C) 2010-2011 by the GRASS Development Team

This program is free software under the GNU General Public License (>=v2). Read the file COPYING that comes with GRASS for details.

Author

Glynn Clements

Definition in file gis/handler.c.

Function Documentation

G__call_error_handlers()

void G__call_error_handlers

(

void

)

Call available error handlers (internal use only)

Definition at line 101 of file gis/handler.c.

G_add_error_handler()

void G_add_error_handler	(	void(*)(void *)	func,
		void *	closure
	)

Add new error handler.

Example

static void error_handler(void *p) {
    const char *map = (const char *) p;
    Vect_delete(map);
}
G_add_error_handler(error_handler, new->answer);

Parameters

func	handler to add
closure	pointer to closure data

Definition at line 70 of file gis/handler.c.

Referenced by db_set_error_handler_driver(), Rast__error_handler(), and Vect_set_error_handler_io().

G_remove_error_handler()

void G_remove_error_handler	(	void(*)(void *)	func,
		void *	closure
	)

Remove existing error handler.

Parameters

func	handler to be remove
closure	pointer to closure data

Definition at line 84 of file gis/handler.c.

Referenced by db_unset_error_handler_driver().