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added a libroot sigpending, kernel support isn't implemented

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(fixed partly bug #49)


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@14181 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Jérôme Duval 2005-09-13 16:12:20 +00:00
parent 3f84430938
commit ab38c90461
5 changed files with 39 additions and 1 deletions
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1
headers/private/kernel/ksignal.h
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@ -30,6 +30,7 @@ extern int _user_sigprocmask(int how, const sigset_t *set, sigset_t *oldSet);
extern int _user_sigaction(int sig, const struct sigaction *action, struct sigaction *oldAction); extern int _user_sigaction(int sig, const struct sigaction *action, struct sigaction *oldAction);
extern bigtime_t _user_set_alarm(bigtime_t time, uint32 mode); extern bigtime_t _user_set_alarm(bigtime_t time, uint32 mode);
extern int _user_sigsuspend(const sigset_t *mask); extern int _user_sigsuspend(const sigset_t *mask);
extern int _user_sigpending(sigset_t *set);
#ifdef __cplusplus #ifdef __cplusplus
} // extern "C" } // extern "C"

1
headers/private/kernel/syscalls.h
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@ -104,6 +104,7 @@ extern int _kern_sigprocmask(int how, const sigset_t *set, sigset_t *oldSet);
extern int _kern_sigaction(int sig, const struct sigaction *action, struct sigaction *oldAction); extern int _kern_sigaction(int sig, const struct sigaction *action, struct sigaction *oldAction);
extern bigtime_t _kern_set_alarm(bigtime_t time, uint32 mode); extern bigtime_t _kern_set_alarm(bigtime_t time, uint32 mode);
extern int _kern_sigsuspend(const sigset_t *mask); extern int _kern_sigsuspend(const sigset_t *mask);
extern int _kern_sigpending(sigset_t *set);
// image functions // image functions
extern image_id _kern_register_image(image_info *info, size_t size); extern image_id _kern_register_image(image_info *info, size_t size);

14
src/system/kernel/signal.c
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@ -600,7 +600,8 @@ _user_sigaction(int signal, const struct sigaction *userAction, struct sigaction
int int
_user_sigsuspend(const sigset_t *mask) { _user_sigsuspend(const sigset_t *mask)
{
sigset_t set; sigset_t set;
if (mask == NULL) if (mask == NULL)
return B_BAD_VALUE; return B_BAD_VALUE;
@ -611,3 +612,14 @@ _user_sigsuspend(const sigset_t *mask) {
// Todo : implement // Todo : implement
return EINVAL; return EINVAL;
} }
int
_user_sigpending(sigset_t *set) {
if (set == NULL)
return B_BAD_VALUE;
// Todo : implement
return EINVAL;
}

1
src/system/libroot/posix/signal/Jamfile
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@ -6,6 +6,7 @@ KernelMergeObject posix_signal.o :
send_signal.c send_signal.c
sigaction.c sigaction.c
signal.c signal.c
sigpending.c
sigprocmask.c sigprocmask.c
sigset.c sigset.c
sigsuspend.c sigsuspend.c

23
src/system/libroot/posix/signal/sigpending.c Normal file
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@ -0,0 +1,23 @@
/*
* Copyright (c) 2005, Haiku Project. All rights reserved.
* Distributed under the terms of the Haiku license.
*
* Author(s):
* Jérôme Duval
*/
#include <errno.h>
#include <syscalls.h>
#include <signal.h>
int
sigpending(sigset_t *set)
{
int err = _kern_sigpending(set);
if (err < B_OK) {
errno = err;
return -1;
}
return 0;
}