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server: Print a message if wineserver crashes and we don't dump cores.

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Mike McCormack 2006-03-01 01:07:04 +09:00 committed by Alexandre Julliard
parent 20a886164f
commit 0cd0626de0
4 changed files with 32 additions and 0 deletions
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2
configure vendored
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@ -7036,6 +7036,7 @@ done
for ac_header in \
@ -7119,6 +7120,7 @@ for ac_header in \
sys/poll.h \
sys/ptrace.h \
sys/reg.h \
sys/resource.h \
sys/scsiio.h \
sys/shm.h \
sys/signal.h \

1
configure.ac
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@ -252,6 +252,7 @@ AC_CHECK_HEADERS(\
sys/poll.h \
sys/ptrace.h \
sys/reg.h \
sys/resource.h \
sys/scsiio.h \
sys/shm.h \
sys/signal.h \

3
include/config.h.in
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@ -734,6 +734,9 @@
/* Define to 1 if you have the <sys/reg.h> header file. */
#undef HAVE_SYS_REG_H
/* Define to 1 if you have the <sys/resource.h> header file. */
#undef HAVE_SYS_RESOURCE_H
/* Define to 1 if you have the <sys/scsiio.h> header file. */
#undef HAVE_SYS_SCSIIO_H

26
server/signal.c
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@ -28,6 +28,9 @@
#ifdef HAVE_SYS_POLL_H
#include <sys/poll.h>
#endif
#ifdef HAVE_SYS_RESOURCE_H
#include <sys/resource.h>
#endif
#include <unistd.h>
#include "file.h"
@ -215,6 +218,13 @@ static void do_sigchld( int signum )
do_signal( handler_sigchld );
}
/* SIGSEGV handler */
static void do_sigsegv( int signum )
{
fprintf( stderr, "wineserver crashed, please report this.\n");
abort();
}
/* SIGIO handler */
#ifdef HAVE_SIGINFO_T_SI_FD
static void do_sigio( int signum, siginfo_t *si, void *x )
@ -241,6 +251,17 @@ int watchdog_triggered(void)
return watchdog != 0;
}
static int core_dump_disabled( void )
{
int r = 0;
#ifdef RLIMIT_CORE
struct rlimit lim;
r = !getrlimit(RLIMIT_CORE, &lim) && (lim.rlim_cur == 0);
#endif
return r;
}
void init_signals(void)
{
struct sigaction action;
@ -279,6 +300,11 @@ void init_signals(void)
action.sa_handler = do_sigterm;
sigaction( SIGQUIT, &action, NULL );
sigaction( SIGTERM, &action, NULL );
if (core_dump_disabled())
{
action.sa_handler = do_sigsegv;
sigaction( SIGSEGV, &action, NULL );
}
action.sa_handler = SIG_IGN;
sigaction( SIGXFSZ, &action, NULL );
#ifdef HAVE_SIGINFO_T_SI_FD