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signals: fix sigset

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Matheus
2024-09-05 18:23:13 -03:00
parent d65bec9c66
commit 24be70ac29
4 changed files with 10 additions and 10 deletions
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kernel-src/sys/signal.c
+5 -5
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@@ -96,7 +96,7 @@ void signal_changemask(struct thread_t *thread, int how, sigset_t *new, sigset_t
switch (how) {
case SIG_BLOCK:
case SIG_UNBLOCK: {
for (int i = 0; i < NSIG; ++i) {
for (int i = 1; i < NSIG; ++i) {
if (SIGNAL_GET(new, i) == 0)
continue;
@@ -127,7 +127,7 @@ void signal_pending(struct thread_t *thread, sigset_t *sigset) {
// urgent set doesn't get returned here as it will always be handled
// before a return to userspace
memset(sigset, 0, sizeof(sigset_t));
for (int i = 0; i < NSIG; ++i) {
for (int i = 1; i < NSIG; ++i) {
if (SIGNAL_GET(&proc->signals.pending, i))
SIGNAL_SETON(sigset, i);
@@ -275,7 +275,7 @@ bool signal_check(struct thread_t *thread, context_t *context, bool syscall, uin
sigset_t *sigset = NULL;
// check the urgent sigset first
for (int i = 0; i < NSIG; ++i) {
for (int i = 1; i < NSIG; ++i) {
if (SIGNAL_GET(&thread->signals.urgent, i) == 0)
continue;
@@ -283,7 +283,7 @@ bool signal_check(struct thread_t *thread, context_t *context, bool syscall, uin
sigset = &thread->signals.urgent;
}
for (int i = 0; i < NSIG && sigset == NULL; ++i) {
for (int i = 1; i < NSIG && sigset == NULL; ++i) {
if (SIGNAL_GET(&thread->signals.mask, i))
continue;
@@ -397,7 +397,7 @@ bool signal_check(struct thread_t *thread, context_t *context, bool syscall, uin
if ((action->flags & SA_NODEFER) == 0)
SIGNAL_SETON(&thread->signals.mask, signal);
for (int i = 0; i < signal; ++i) {
for (int i = 1; i < signal; ++i) {
if (SIGNAL_GET(&action->mask, i) == 0)
continue;