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      1 /*	$NetBSD: debug_process.c,v 1.1.1.1 2009/06/23 10:08:45 tron Exp $	*/
      2 
      3 /*++
      4 /* NAME
      5 /*	debug_process 3
      6 /* SUMMARY
      7 /*	run an external debugger
      8 /* SYNOPSIS
      9 /*	#include <debug_process.h>
     10 /*
     11 /*	char	*debug_process()
     12 /* DESCRIPTION
     13 /*	debug_process() runs a debugger, as specified in the
     14 /*	\fIdebugger_command\fR configuration variable.
     15 /*
     16 /*	Examples of non-interactive debuggers are call tracing tools
     17 /*	such as: trace, strace or truss.
     18 /*
     19 /*	Examples of interactive debuggers are xxgdb, xxdbx, and so on.
     20 /*	In order to use an X-based debugger, the process must have a
     21 /*	properly set up XAUTHORITY environment variable.
     22 /* LICENSE
     23 /* .ad
     24 /* .fi
     25 /*	The Secure Mailer license must be distributed with this software.
     26 /* AUTHOR(S)
     27 /*	Wietse Venema
     28 /*	IBM T.J. Watson Research
     29 /*	P.O. Box 704
     30 /*	Yorktown Heights, NY 10598, USA
     31 /*--*/
     32 
     33 /* System library. */
     34 
     35 #include <sys_defs.h>
     36 #include <string.h>
     37 #include <stdlib.h>
     38 #include <unistd.h>
     39 
     40 /* Utility library. */
     41 
     42 #include <msg.h>
     43 
     44 /* Global library. */
     45 
     46 #include "mail_params.h"
     47 #include "mail_conf.h"
     48 #include "debug_process.h"
     49 
     50 /* debug_process - run a debugger on this process */
     51 
     52 void    debug_process(void)
     53 {
     54     const char *command;
     55 
     56     /*
     57      * Expand $debugger_command then run it.
     58      */
     59     command = mail_conf_lookup_eval(VAR_DEBUG_COMMAND);
     60     if (command == 0 || *command == 0)
     61 	msg_fatal("no %s variable set up", VAR_DEBUG_COMMAND);
     62     msg_info("running: %s", command);
     63     system(command);
     64 }
     65