posix: added setpgrp() and, if sgi, setsid() and setpgid(pid, pgid)

diff --git a/Modules/posixmodule.c b/Modules/posixmodule.c
index 95e590722bb199e00b8f73d2e1221a7f6afcd21a..0bc0f91b0488d764b7d06e0ad7ea440601c69073 100644 (file)
--- a/Modules/posixmodule.c
+++ b/Modules/posixmodule.c
@@ -34,6 +34,10 @@ OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 #define NO_UNAME
 #endif
 
+#ifdef __sgi
+#define DO_PG
+#endif
+
 #include <signal.h>
 #include <string.h>
 #include <setjmp.h>
@@ -636,6 +640,23 @@ posix_getpgrp(self, args)
 #endif
 }
 
+static object *
+posix_setpgrp(self, args)
+       object *self;
+       object *args;
+{
+       if (!getnoarg(args))
+               return NULL;
+#ifdef SYSV
+       if (setpgrp() < 0)
+#else
+       if (setpgrp(0, 0) < 0)
+#endif
+               return err_errno(PosixError);
+       INCREF(None);
+       return None;
+}
+
 static object *
 posix_getppid(self, args)
        object *self;
@@ -815,7 +836,38 @@ posix_times(self, args)
        return tuple;
 }
 
-#endif
+#endif /* DO_TIMES */
+
+#ifdef DO_PG
+
+static object *
+posix_setsid(self, args)
+       object *self;
+       object *args;
+{
+       if (!getnoarg(args))
+               return NULL;
+       if (setsid() < 0)
+               err_errno(PosixError);
+       INCREF(None);
+       return None;
+}
+
+static object *
+posix_setpgid(self, args)
+       object *self;
+       object *args;
+{
+       int pid, pgrp;
+       if (!getargs(args, "(ii)", &pid, &pgrp))
+               return NULL;
+       if (setpgid(pid, pgrp) < 0)
+               err_errno(PosixError);
+       INCREF(None);
+       return None;
+}
+
+#endif /* DO_PG */
 
 
 static struct methodlist posix_methods[] = {
@@ -859,10 +911,16 @@ static struct methodlist posix_methods[] = {
        {"getuid",      posix_getuid},
        {"kill",        posix_kill},
        {"popen",       posix_popen},
+       {"setpgrp",     posix_setpgrp},
        {"wait",        posix_wait},
        {"waitpid",     posix_waitpid},
 #endif
 
+#ifdef DO_PG
+       {"setsid",      posix_setsid},
+       {"setpgid",     posix_setpgid},
+#endif
+
        {NULL,          NULL}            /* Sentinel */
 };