refactor(userspace/libc): implement pthread_sigmask, sigaddset, sigfillset & sigprocmask

Signed-off-by: EnderIce2 <enderice2@protonmail.com>
This commit is contained in:
EnderIce2 2025-02-20 02:07:40 +02:00
parent 123d11e4e3
commit f4168e2815
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2 changed files with 59 additions and 8 deletions

View File

@ -194,19 +194,19 @@ extern "C"
void psiginfo(const siginfo_t *, const char *);
void psignal(int, const char *);
int pthread_kill(pthread_t, int);
int pthread_sigmask(int, const sigset_t *restrict, sigset_t *restrict);
int pthread_sigmask(int how, const sigset_t *restrict set, sigset_t *restrict oset);
int raise(int);
int sig2str(int, char *);
int sigaction(int sig, const struct sigaction *restrict act, struct sigaction *restrict oact);
int sigaddset(sigset_t *, int);
int sigaddset(sigset_t *set, int signo);
int sigaltstack(const stack_t *restrict, stack_t *restrict);
int sigdelset(sigset_t *, int);
int sigemptyset(sigset_t *set);
int sigfillset(sigset_t *);
int sigfillset(sigset_t *set);
int sigismember(const sigset_t *, int);
void (*signal(int sig, void (*func)(int)))(int);
int sigpending(sigset_t *);
int sigprocmask(int, const sigset_t *restrict, sigset_t *restrict);
int sigprocmask(int how, const sigset_t *restrict set, sigset_t *restrict oset);
int sigqueue(pid_t, int, union sigval);
int sigsuspend(const sigset_t *);
int sigtimedwait(const sigset_t *restrict, siginfo_t *restrict, const struct timespec *restrict);

View File

@ -28,7 +28,12 @@ export int killpg(pid_t, int);
export void psiginfo(const siginfo_t *, const char *);
export void psignal(int, const char *);
export int pthread_kill(pthread_t, int);
export int pthread_sigmask(int, const sigset_t *restrict, sigset_t *restrict);
export int pthread_sigmask(int how, const sigset_t *restrict set, sigset_t *restrict oset)
{
return sigprocmask(how, set, oset);
}
export int raise(int);
export int sig2str(int, char *);
@ -57,7 +62,18 @@ export int sigaction(int sig, const struct sigaction *restrict act, struct sigac
return 0;
}
export int sigaddset(sigset_t *, int);
export int sigaddset(sigset_t *set, int signo)
{
if (set == NULL || signo <= 0 || signo >= SIGNAL_MAX)
{
errno = EINVAL;
return -1;
}
*set |= (1U << (signo - 1));
return 0;
}
export int sigaltstack(const stack_t *restrict, stack_t *restrict);
export int sigdelset(sigset_t *, int);
@ -73,7 +89,18 @@ export int sigemptyset(sigset_t *set)
return 0;
}
export int sigfillset(sigset_t *);
export int sigfillset(sigset_t *set)
{
if (set == NULL)
{
errno = EINVAL;
return -1;
}
*set = ~((sigset_t)0);
return 0;
}
export int sigismember(const sigset_t *, int);
export void (*signal(int sig, void (*func)(int)))(int)
@ -91,7 +118,31 @@ export void (*signal(int sig, void (*func)(int)))(int)
}
export int sigpending(sigset_t *);
export int sigprocmask(int, const sigset_t *restrict, sigset_t *restrict);
export int sigprocmask(int how, const sigset_t *restrict set, sigset_t *restrict oset)
{
if (how != SIG_BLOCK && how != SIG_UNBLOCK && how != SIG_SETMASK)
{
errno = EINVAL;
return -1;
}
if (set != NULL)
{
if (how == SIG_BLOCK)
*oset |= *set;
else if (how == SIG_UNBLOCK)
*oset &= ~(*set);
else if (how == SIG_SETMASK)
*oset = *set;
}
if (oset != NULL)
*oset = *set;
return 0;
}
export int sigqueue(pid_t, int, union sigval);
export int sigsuspend(const sigset_t *);
export int sigtimedwait(const sigset_t *restrict, siginfo_t *restrict, const struct timespec *restrict);