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linux-user: Add support for STOP/CONT signals. 

Signed-off-by: Riku Voipio <riku.voipio@iki.fi>


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5802 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
ths 2008-11-27 15:47:15 +00:00
parent 2a913eb118
commit 60b196917f
1 changed files with 6 additions and 1 deletions
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7
linux-user/signal.c
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@ -361,10 +361,15 @@ int queue_signal(CPUState *env, int sig, target_siginfo_t *info)
k = &ts->sigtab[sig - 1]; k = &ts->sigtab[sig - 1];
handler = sigact_table[sig - 1]._sa_handler; handler = sigact_table[sig - 1]._sa_handler;
if (handler == TARGET_SIG_DFL) { if (handler == TARGET_SIG_DFL) {
if (sig == TARGET_SIGTSTP || sig == TARGET_SIGTTIN || sig == TARGET_SIGTTOU) {
kill(getpid(),SIGSTOP);
return 0;
} else
/* default handler : ignore some signal. The other are fatal */ /* default handler : ignore some signal. The other are fatal */
if (sig != TARGET_SIGCHLD && if (sig != TARGET_SIGCHLD &&
sig != TARGET_SIGURG && sig != TARGET_SIGURG &&
sig != TARGET_SIGWINCH) { sig != TARGET_SIGWINCH &&
sig != TARGET_SIGCONT) {
force_sig(sig); force_sig(sig);
} else { } else {
return 0; /* indicate ignored */ return 0; /* indicate ignored */