posix support initially added

1 files changed, 261 insertions, 0 deletions

diff --git a/cpukit/posix/src/psignal.c b/cpukit/posix/src/psignal.c
new file mode 100644
index 0000000000..48701c3880
--- /dev/null
+++ b/cpukit/posix/src/psignal.c
@@ -0,0 +1,261 @@
+/* signal.c
+ *
+ */
+
+#include <signal.h>
+
+#include <rtems/score/thread.h>
+
+#ifdef NOT_IMPLEMENTED_YET
+
+/*
+ *  3.3.2 Send a Signal to a Process, P1003.1b-1993, p. 68
+ *
+ *  NOTE: Behavior of kill() depends on _POSIX_SAVED_IDS.
+ */
+
+int kill(
+  int   pid_t,
+  int   sig
+)
+{
+  return POSIX_NOT_IMPLEMENTED();
+}
+
+/*
+ *  3.3.3 Manipulate Signal Sets, P1003.1b-1993, p. 69
+ */
+
+int sigemptyset(
+  sigset_t   *set
+)
+{
+  return POSIX_NOT_IMPLEMENTED();
+}
+
+/*
+ *  3.3.3 Manipulate Signal Sets, P1003.1b-1993, p. 69
+ */
+
+int sigfillset(
+  sigset_t   *set
+)
+{
+  return POSIX_NOT_IMPLEMENTED();
+}
+
+/*
+ *  3.3.3 Manipulate Signal Sets, P1003.1b-1993, p. 69
+ */
+
+int sigaddset(
+  sigset_t   *set,
+  int         signo
+)
+{
+  return POSIX_NOT_IMPLEMENTED();
+}
+
+/*
+ *  3.3.3 Manipulate Signal Sets, P1003.1b-1993, p. 69
+ */
+
+int sigdelset(
+  sigset_t   *set,
+  int         signo
+)
+{
+  return POSIX_NOT_IMPLEMENTED();
+}
+
+/*
+ *  3.3.3 Manipulate Signal Sets, P1003.1b-1993, p. 69
+ */
+
+int sigismembet(
+  const sigset_t   *set,
+  int               signo
+)
+{
+  return POSIX_NOT_IMPLEMENTED();
+}
+
+/*
+ *  3.3.4 Examine and Change Signal Action, P1003.1b-1993, p. 70
+ */
+
+int sigaction(
+  int                     sig,
+  const struct sigaction *act,
+  struct sigaction       *oact
+)
+{
+  return POSIX_NOT_IMPLEMENTED();
+}
+
+/*
+ *  3.3.5 Examine and Change Blocked Signals, P1003.1b-1993, p. 73
+ *
+ *  NOTE: P1003.1c/D10, p. 37 adds pthread_sigmask().
+ */
+
+int sigprocmask(
+  int               how,
+  const sigset_t   *set,
+  sigset_t         *oset
+)
+{
+  return POSIX_NOT_IMPLEMENTED();
+}
+
+/*
+ *  3.3.5 Examine and Change Blocked Signals, P1003.1b-1993, p. 73
+ *
+ *  NOTE: P1003.1c/D10, p. 37 adds pthread_sigmask().
+ */
+
+int pthread_sigmask(
+  int               how,
+  const sigset_t   *set,
+  sigset_t         *oset
+)
+{
+  return POSIX_NOT_IMPLEMENTED();
+}
+
+/*
+ *  3.3.6 Examine Pending Signals, P1003.1b-1993, p. 75
+ */
+
+int sigpending(
+  sigset_t  *set
+)
+{
+  return POSIX_NOT_IMPLEMENTED();
+}
+
+/*
+ *  3.3.7 Wait for a Signal, P1003.1b-1993, p. 75
+ */
+
+int sigsuspend(
+  const sigset_t  *sigmask
+)
+{
+  return POSIX_NOT_IMPLEMENTED();
+}
+
+/*
+ *  3.3.8 Synchronously Accept a Signal, P1003.1b-1993, p. 76
+ *
+ *  NOTE: P1003.1c/D10, p. 39 adds sigwait().
+ */
+
+int sigwaitinfo(
+  const sigset_t  *set,
+  siginfo_t       *info
+)
+{
+  return POSIX_NOT_IMPLEMENTED();
+}
+
+/*
+ *  3.3.8 Synchronously Accept a Signal, P1003.1b-1993, p. 76
+ *
+ *  NOTE: P1003.1c/D10, p. 39 adds sigwait().
+ */
+
+int sigtimedwait(
+  const sigset_t         *set,
+  siginfo_t              *info,
+  const struct timespec  *timeout
+)
+{
+  return POSIX_NOT_IMPLEMENTED();
+}
+
+/*
+ *  3.3.8 Synchronously Accept a Signal, P1003.1b-1993, p. 76
+ *
+ *  NOTE: P1003.1c/D10, p. 39 adds sigwait().
+ */
+
+int sigwait(
+  const sigset_t  *set,
+  int             *sig
+)
+{
+  return POSIX_NOT_IMPLEMENTED();
+}
+
+/*
+ *  3.3.9 Queue a Signal to a Process, P1003.1b-1993, p. 78
+ */
+
+int sigqueue(
+  pid_t               pid,
+  int                 signo,
+  const union sigval  value
+)
+{
+  return POSIX_NOT_IMPLEMENTED();
+}
+
+/*
+ *  3.3.10 Send a Signal to a Thread, P1003.1c/D10, p. 43
+ */
+
+int pthread_kill(
+  pthread_t   thread,
+  int         sig
+)
+{
+  return POSIX_NOT_IMPLEMENTED();
+}
+
+/*
+ *  3.4.1 Schedule Alarm, P1003.1b-1993, p. 79
+ */
+
+unsigned int alarm(
+  unsigned int seconds
+)
+{
+  return POSIX_NOT_IMPLEMENTED();
+}
+
+/*
+ *  3.4.2 Suspend Process Execution, P1003.1b-1993, p. 80
+ */
+
+int pause( void )
+{
+  return POSIX_NOT_IMPLEMENTED();
+}
+
+#endif
+
+/*
+ *  3.4.3 Delay Process Execution, P1003.1b-1993, p. 73
+ */
+
+unsigned int sleep(
+  unsigned int seconds
+)
+{
+  _Thread_Disable_dispatch();
+    _Thread_Set_state( _Thread_Executing, STATES_WAITING_FOR_TIME );
+    _Watchdog_Initialize(
+      &_Thread_Executing->Timer,
+      _Thread_Delay_ended,          /* XXX may need to be POSIX specific */
+      _Thread_Executing->Object.id,
+      NULL
+    );
+    _Watchdog_Insert_seconds(
+      &_Thread_Executing->Timer,
+      seconds,
+      WATCHDOG_ACTIVATE_NOW
+    );
+  _Thread_Enable_dispatch();
+  return 0;                       /* XXX should account for signal */
+}