- (bal) Second around of UNICOS patches. A few other things left.

   Patches by William L. Jones <jones@mail.utexas.edu>

1 files changed, 59 insertions, 0 deletions

diff --git a/sshpty.c b/sshpty.c
index 71e16b79e..84572c901 100644
--- a/sshpty.c
+++ b/sshpty.c
@@ -162,6 +162,34 @@ pty_allocate(int *ptyfd, int *ttyfd, char *namebuf, int namebuflen)
 	}
 	return 1;
 #else /* HAVE_DEV_PTS_AND_PTC */
+#ifdef _CRAY
+	char buf[64];
+  	int i;
+  	int highpty;
+
+#ifdef _SC_CRAY_NPTY
+  	highpty = sysconf(_SC_CRAY_NPTY);
+  	if (highpty == -1)
+	highpty = 128;
+#else
+  	highpty = 128;
+#endif
+
+  	for (i = 0; i < highpty; i++) {
+      		snprintf(buf, sizeof(buf), "/dev/pty/%03d", i);
+      		*ptyfd = open(buf, O_RDWR|O_NOCTTY);
+      		if (*ptyfd < 0) continue;
+      		snprintf(namebuf, namebuflen, "/dev/ttyp%03d", i);
+      		/* Open the slave side. */
+      		*ttyfd = open(namebuf, O_RDWR|O_NOCTTY);
+      		if (*ttyfd < 0) {
+			error("%.100s: %.100s", namebuf, strerror(errno));
+          		close(*ptyfd);
+        	}
+      		return 1;
+    	}
+        return 0;
+#else
 	/* BSD-style pty code. */
 	char buf[64];
 	int i;
@@ -196,6 +224,7 @@ pty_allocate(int *ptyfd, int *ttyfd, char *namebuf, int namebuflen)
 		return 1;
 	}
 	return 0;
+#endif /* CRAY */
 #endif /* HAVE_DEV_PTS_AND_PTC */
 #endif /* HAVE_DEV_PTMX */
 #endif /* HAVE__GETPTY */
@@ -218,6 +247,35 @@ pty_release(const char *ttyname)
 void
 pty_make_controlling_tty(int *ttyfd, const char *ttyname)
 {
+#ifdef _CRAY
+	int fd;
+
+       	if (setsid() < 0)
+                       error("setsid: %.100s", strerror(errno));
+
+       	fd = open(ttyname, O_RDWR|O_NOCTTY);
+       	if (fd >= 0) {
+                signal(SIGHUP, SIG_IGN);
+                ioctl(fd, TCVHUP, (char *)0);
+                 signal(SIGHUP, SIG_DFL);
+                setpgid(0,0);
+                close(fd);
+	} else {
+        	error("Failed to disconnect from controlling tty.");
+	}
+      	 
+
+       	debug("Setting controlling tty using TCSETCTTY.\n");
+       	ioctl(*ttyfd, TCSETCTTY, NULL);
+
+       	fd = open("/dev/tty", O_RDWR);
+
+       	if (fd < 0)
+               error("%.100s: %.100s", ttyname, strerror(errno));
+
+	close(*ttyfd);
+       	*ttyfd = fd;
+#else
 	int fd;
 #ifdef USE_VHANGUP
 	void *old;
@@ -277,6 +335,7 @@ pty_make_controlling_tty(int *ttyfd, const char *ttyname)
 	else {
 		close(fd);
 	}
+#endif
 }
 
 /* Changes the window size associated with the pty. */