rpl/src/rpl.c - diff

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Diff for /rpl/src/rpl.c between versions 1.93 and 1.95

version 1.93, 2011/09/20 19:28:39	version 1.95, 2011/09/26 15:57:17
Line 1	Line 1
/*	/*
================================================================================	================================================================================
RPL/2 (R) version 4.1.3	RPL/2 (R) version 4.1.4
Copyright (C) 1989-2011 Dr. BERTRAND Joël	Copyright (C) 1989-2011 Dr. BERTRAND Joël

This file is part of RPL/2.	This file is part of RPL/2.
Line 36 rplinit(int argc, char *argv[], unsigned	Line 36 rplinit(int argc, char *argv[], unsigned
# include "copyright-conv.h"	# include "copyright-conv.h"
# include "licence-conv.h"	# include "licence-conv.h"

	char pile_signaux[SIGSTKSZ];

file *f_source;	file *f_source;

int erreur_historique;	int erreur_historique;
Line 100 rplinit(int argc, char *argv[], unsigned	Line 102 rplinit(int argc, char *argv[], unsigned

errno = 0;	errno = 0;
s_queue_signaux = NULL;	s_queue_signaux = NULL;
	routine_recursive = 0;
pid_processus_pere = getpid();	pid_processus_pere = getpid();

# ifdef DEBUG_MEMOIRE	# ifdef DEBUG_MEMOIRE
Line 176 rplinit(int argc, char *argv[], unsigned	Line 179 rplinit(int argc, char *argv[], unsigned
(*s_etat_processus).exception = d_ep;	(*s_etat_processus).exception = d_ep;
(*s_etat_processus).erreur_systeme = d_es;	(*s_etat_processus).erreur_systeme = d_es;
(*s_etat_processus).erreur_execution = d_ex;	(*s_etat_processus).erreur_execution = d_ex;
(*s_etat_processus).compteur_violation_d_acces = 0;

(*s_etat_processus).rpl_home = rpl_home;	(*s_etat_processus).rpl_home = rpl_home;

Line 314 rplinit(int argc, char *argv[], unsigned	Line 316 rplinit(int argc, char *argv[], unsigned
home = "";	home = "";
}	}

// Initialisation d'une pile de signal pour récupérer les	# ifdef HAVE_STACK_OVERFLOW_RECOVERY
// débordement de pile	if (stackoverflow_install_handler(interruption_depassement_pile,
	pile_signaux, sizeof(pile_signaux)) != 0)
# if !defined(Cygwin) && !defined(OpenBSD)
if (((*s_etat_processus).pile_signal.ss_sp =
malloc((*s_etat_processus).pile_signal.ss_size =
SIGSTKSZ)) == NULL)
{
erreur = d_es_allocation_memoire;

if ((*s_etat_processus).langue == 'F')
{	{
printf("+++Système : Mémoire insuffisante\n");	erreur = d_es_signal;
}
else
{
printf("+++System : Not enough memory\n");
}

return(EXIT_FAILURE);
}

(*s_etat_processus).pile_signal.ss_flags = 0;

if (sigaltstack(&((*s_etat_processus).pile_signal), NULL) != 0)	if ((*s_etat_processus).langue == 'F')
{	{
erreur = d_es_signal;	printf("+++Système : Initialisation de la pile alternative "
	"impossible\n");
	}
	else
	{
	printf("+++System : Initialization of alternate "
	"stack failed\n");
	}

	return(EXIT_FAILURE);
	}
	# else
if ((*s_etat_processus).langue == 'F')	if ((*s_etat_processus).langue == 'F')
{	{
printf("+++Système : Initialisation de la pile spécifique de signal"	printf("+++Attention : Le système ne supporte pas de pile "
" impossible\n");	"alternative\n");
}	}
else	else
{	{
printf("+++System : Initialization of signal stack failed\n");	printf("+++Warning : Operating system does not support alternate "
	"stack\n");
}	}

return(EXIT_FAILURE);
}
# endif	# endif

action.sa_handler = interruption1;	action.sa_handler = interruption1;
action.sa_flags = SA_ONSTACK;	action.sa_flags = 0;

if (sigaction(SIGINT, &action, NULL) != 0)	if (sigaction(SIGINT, &action, NULL) != 0)
{	{
Line 434 rplinit(int argc, char *argv[], unsigned	Line 426 rplinit(int argc, char *argv[], unsigned
}	}

action.sa_handler = interruption2;	action.sa_handler = interruption2;
action.sa_flags = SA_NODEFER \| SA_ONSTACK;	action.sa_flags = 0;

if (sigaction(SIGTSTP, &action, NULL) != 0)	if (sigaction(SIGTSTP, &action, NULL) != 0)
{	{
Line 472 rplinit(int argc, char *argv[], unsigned	Line 464 rplinit(int argc, char *argv[], unsigned
}	}

action.sa_handler = interruption5;	action.sa_handler = interruption5;
action.sa_flags = SA_NODEFER \| SA_ONSTACK;	action.sa_flags = 0;

if (sigaction(SIGPIPE, &action, NULL) != 0)	if (sigaction(SIGPIPE, &action, NULL) != 0)
{	{
Line 512 rplinit(int argc, char *argv[], unsigned	Line 504 rplinit(int argc, char *argv[], unsigned
}	}

action.sa_handler = interruption1;	action.sa_handler = interruption1;
action.sa_flags = SA_NODEFER \| SA_ONSTACK;	action.sa_flags = 0;

if (sigaction(SIGALRM, &action, NULL) != 0)	if (sigaction(SIGUSR1, &action, NULL) != 0)
{	{
erreur = d_es_signal;	erreur = d_es_signal;

Line 532 rplinit(int argc, char *argv[], unsigned	Line 524 rplinit(int argc, char *argv[], unsigned
}	}

signal_test = SIGTEST;	signal_test = SIGTEST;
kill(getpid(), SIGALRM);	kill(getpid(), SIGUSR1);

if (signal_test != SIGALRM)	if (signal_test != SIGUSR1)
{	{
erreur = d_es_signal;	erreur = d_es_signal;

Line 1453 rplinit(int argc, char *argv[], unsigned	Line 1445 rplinit(int argc, char *argv[], unsigned
}	}
}	}

	/*
	* Dans le cas où le programme est appelé avec l'option -d,
	* on ne récupère par les signaux de violation d'accès. On
	* tente simplement la récupération des dépassements de pile.
	*/

if (debug == d_faux)	if (debug == d_faux)
{	{

	# ifdef HAVE_SIGSEGV_RECOVERY
	if (sigsegv_install_handler(interruption_violation_access) != 0)
	{
	erreur = d_es_signal;

	if ((*s_etat_processus).langue == 'F')
	{
	printf("+++Système : Initialisation de la pile alternative "
	"impossible\n");
	}
	else
	{
	printf("+++System : Initialization of alternate "
	"stack failed\n");
	}

	return(EXIT_FAILURE);
	}
	# else
action.sa_handler = interruption3;	action.sa_handler = interruption3;
action.sa_flags = SA_NODEFER \| SA_ONSTACK;	action.sa_flags = 0;

if (sigaction(SIGSEGV, &action, NULL) != 0)	if (sigaction(SIGSEGV, &action, NULL) != 0)
{	{
Line 1474 rplinit(int argc, char *argv[], unsigned	Line 1492 rplinit(int argc, char *argv[], unsigned
return(EXIT_FAILURE);	return(EXIT_FAILURE);
}	}

	signal_test = SIGTEST;
	kill(getpid(), SIGSEGV);

	if (signal_test != SIGSEGV)
	{
	erreur = d_es_signal;

	if ((*s_etat_processus).langue == 'F')
	{
	printf("+++Système : Initialisation des signaux POSIX "
	"impossible\n");
	}
	else
	{
	printf("+++System : Initialization of POSIX signals "
	"failed\n");
	}

	return(EXIT_FAILURE);
	}
	# endif

if (sigaction(SIGBUS, &action, NULL) != 0)	if (sigaction(SIGBUS, &action, NULL) != 0)
{	{
if ((*s_etat_processus).langue == 'F')	if ((*s_etat_processus).langue == 'F')
Line 1489 rplinit(int argc, char *argv[], unsigned	Line 1529 rplinit(int argc, char *argv[], unsigned

return(EXIT_FAILURE);	return(EXIT_FAILURE);
}	}

	signal_test = SIGTEST;
	kill(getpid(), SIGBUS);

	if (signal_test != SIGBUS)
	{
	erreur = d_es_signal;

	if ((*s_etat_processus).langue == 'F')
	{
	printf("+++Système : Initialisation des signaux POSIX "
	"impossible\n");
	}
	else
	{
	printf("+++System : Initialization of POSIX signals "
	"failed\n");
	}

	return(EXIT_FAILURE);
	}

}	}

if (option_n == d_vrai)	if (option_n == d_vrai)
{	{
action.sa_handler = interruption4;	action.sa_handler = interruption4;
action.sa_flags = SA_ONSTACK;	action.sa_flags = 0;

if (sigaction(SIGHUP, &action, NULL) != 0)	if (sigaction(SIGHUP, &action, NULL) != 0)
{	{
Line 2914 rplinit(int argc, char *argv[], unsigned	Line 2976 rplinit(int argc, char *argv[], unsigned
.thread).nombre_objets_dans_pipe--;	.thread).nombre_objets_dans_pipe--;

action.sa_handler = SIG_IGN;	action.sa_handler = SIG_IGN;
action.sa_flags = SA_ONSTACK;	action.sa_flags = 0;

if (sigaction(SIGPIPE, &action, &registre)	if (sigaction(SIGPIPE, &action, &registre)
!= 0)	!= 0)
Line 3519 rplinit(int argc, char *argv[], unsigned	Line 3581 rplinit(int argc, char *argv[], unsigned
analyse_post_mortem();	analyse_post_mortem();
# endif	# endif

	# ifdef HAVE_STACK_OVERFLOW_RECOVERY
	stackoverflow_deinstall_handler();
	# endif

	# ifdef HAVE_SIGSEGV_RECOVERY
	if (debug == d_faux)
	{
	sigsegv_deinstall_handler();
	}
	# endif

return((erreur == d_absence_erreur) ? EXIT_SUCCESS : EXIT_FAILURE);	return((erreur == d_absence_erreur) ? EXIT_SUCCESS : EXIT_FAILURE);
}	}

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Removed from v.1.93
changed lines
	Added in v.1.95