Darwin support.

1 files changed, 135 insertions, 0 deletions

diff --git a/src/cmd/9term/Darwin.c b/src/cmd/9term/Darwin.c
new file mode 100644
index 00000000..38212d6b
--- /dev/null
+++ b/src/cmd/9term/Darwin.c
@@ -0,0 +1,135 @@
+#include <u.h>
+#include <sys/types.h>
+#include <sys/ioctl.h>
+#include <sys/stat.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <grp.h>
+#include <stdlib.h>
+#include <string.h>
+#include <termios.h>
+#include <unistd.h>
+#include <libc.h>
+#include "term.h"
+
+int myopenpty(int[], char*);
+
+int
+getpts(int fd[], char *slave)
+{
+	return myopenpty(fd, slave);
+}
+
+int
+childpty(int fd[], char *slave)
+{
+	int sfd;
+
+	close(fd[1]);
+	setsid();
+	sfd = open(slave, ORDWR);
+	if(sfd < 0)
+		sysfatal("open %s: %r\n", slave);
+	if(ioctl(sfd, TIOCSCTTY, 0) < 0)
+		fprint(2, "ioctl TIOCSCTTY: %r\n");
+	return sfd;
+}
+
+
+struct winsize ows;
+
+void
+updatewinsize(int row, int col, int dx, int dy)
+{
+	struct winsize ws;
+
+	ws.ws_row = row;
+	ws.ws_col = col;
+	ws.ws_xpixel = dx;
+	ws.ws_ypixel = dy;
+	if(ws.ws_row != ows.ws_row || ws.ws_col != ows.ws_col)
+	if(ioctl(rcfd, TIOCSWINSZ, &ws) < 0)
+		fprint(2, "ioctl: %r\n");
+	ows = ws;
+}
+
+
+
+
+
+
+
+
+/*-
+ * Copyright (c) 1990, 1993, 1994
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+int
+myopenpty(int fd[], char *name)
+{
+	char pty[] = "/dev/ptyXX";
+	char *s, *t;
+	struct group *gr;
+	int ttygid;
+
+	if((gr = getgrnam("tty")) != NULL)
+		ttygid = gr->gr_gid;
+	else
+		ttygid = -1;
+
+	for(s="pqrstuvw"; *s; s++)
+	for(t="0123456789abcdef"; *t; t++){
+		pty[5] = 'p';
+		pty[8] = *s;
+		pty[9] = *t;
+		if((fd[1] = open(pty, O_RDWR)) < 0){
+			if(errno == ENOENT)
+				return -1;
+		}else{
+			pty[5] = 't';
+			chown(pty, getuid(), ttygid);
+			chmod(pty, 620);
+			revoke(pty);
+			if((fd[0] = open(pty, O_RDWR)) < 0){
+				close(fd[1]);
+				continue;
+			}
+			if(name)
+				strcpy(name, pty);
+			return 0;
+		}
+	}
+	errno = ENOENT;
+	return -1;
+
+}
+