error.c File Reference

Various error-handling functions. More...

#include <GKlib.h>

Macros
#define	_GK_ERROR_C_
#define	MAX_JBUFS   128

Typedefs
typedef void(*	gksighandler_t) (int)

Functions
void	gk_set_exit_on_error (int value)
void	errexit (char *f_str,...)
void	gk_errexit (int signum, char *f_str,...)
int	gk_sigtrap ()
int	gk_siguntrap ()
void	gk_sigthrow (int signum)
void	gk_SetSignalHandlers ()
void	gk_UnsetSignalHandlers ()
void	gk_NonLocalExit_Handler (int signum)
char *	gk_strerror (int errnum)
	Thread-safe implementation of strerror()
void	PrintBackTrace ()

Variables
int	gk_cur_jbufs =-1
jmp_buf	gk_jbufs [MAX_JBUFS]
jmp_buf	gk_jbuf

Detailed Description

Various error-handling functions.

This file contains functions dealing with error reporting and termination

Author

George

Date

1/1/2007

Version

$Id: error.c 10711 2011-08-31 22:23:04Z karypis $ 

Macro Definition Documentation

_GK_ERROR_C_

#define _GK_ERROR_C_

Value:

/* this is needed to properly declare the gk_jub* variables
                         as an extern function in GKlib.h */

Function Documentation

errexit()

void errexit	(	char *	f_str,
			...
	)

This function prints an error message and exits

gk_errexit()

void gk_errexit	(	int	signum,
		char *	f_str,
			...
	)

This function prints an error message and raises a signum signal

gk_set_exit_on_error()

void gk_set_exit_on_error

(

int

value

)

This function sets the gk_exit_on_error variable

gk_sigthrow()

void gk_sigthrow

(

int

signum

)

This function is the custome signal handler, which all it does is to perform a longjump to the most recent saved environment

gk_sigtrap()

int gk_sigtrap

(

)

This function sets a number of signal handlers and sets the return point of a longjmp

gk_siguntrap()

int gk_siguntrap

(

)

This function sets the handlers for the signals to their default handlers