tDarwin support. - plan9port - [fork] Plan 9 from user space
(HTM) git clone git://src.adamsgaard.dk/plan9port
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---
(DIR) commit 75024f0f3de2ed22e52281e5e340899492dc8f13
(DIR) parent c22d8e65520331e44c721089430ae1f88ca2724f
(HTM) Author: rsc <devnull@localhost>
Date: Fri, 26 Mar 2004 00:09:27 +0000
Darwin support.
Diffstat:
A src/cmd/9term/Darwin.c | 135 +++++++++++++++++++++++++++++++
M src/cmd/9term/mkfile | 2 +-
M src/cmd/9term/rcstart.c | 2 +-
3 files changed, 137 insertions(+), 2 deletions(-)
---
(DIR) diff --git a/src/cmd/9term/Darwin.c b/src/cmd/9term/Darwin.c
t@@ -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;
+
+}
+
(DIR) diff --git a/src/cmd/9term/mkfile b/src/cmd/9term/mkfile
t@@ -11,5 +11,5 @@ SHORTLIB=complete frame draw plumb fs mux thread 9
<$PLAN9/src/mkmany
-LDFLAGS=-L$X11/lib -lX11 -lutil
+LDFLAGS=-L$X11/lib -lX11
(DIR) diff --git a/src/cmd/9term/rcstart.c b/src/cmd/9term/rcstart.c
t@@ -25,7 +25,7 @@ rcstart(int argc, char **argv, int *pfd)
*/
fd[0] = fd[1] = -1;
if(getpts(fd, slave) < 0)
- fprint(2, "getpts: %r\n");
+ sysfatal("getpts: %r\n");
switch(pid = fork()) {