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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 03:34:38 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 03:34:38 +0000
commitfa5845db13c5cc87a03062fedf5d9cc237d14604 (patch)
tree800970ee68d1ce0659dfbde71e1149e6a2cacf9f /compat/forkpty-sunos.c
parentInitial commit. (diff)
downloadtmux-fa5845db13c5cc87a03062fedf5d9cc237d14604.tar.xz
tmux-fa5845db13c5cc87a03062fedf5d9cc237d14604.zip
Adding upstream version 3.3a.upstream/3.3a
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'compat/forkpty-sunos.c')
-rw-r--r--compat/forkpty-sunos.c92
1 files changed, 92 insertions, 0 deletions
diff --git a/compat/forkpty-sunos.c b/compat/forkpty-sunos.c
new file mode 100644
index 0000000..18bba3b
--- /dev/null
+++ b/compat/forkpty-sunos.c
@@ -0,0 +1,92 @@
+/*
+ * Copyright (c) 2008 Nicholas Marriott <nicholas.marriott@gmail.com>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
+ * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
+ * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <sys/types.h>
+#include <sys/ioctl.h>
+
+#include <fcntl.h>
+#include <stdlib.h>
+#include <strings.h>
+#include <stropts.h>
+#include <termios.h>
+#include <unistd.h>
+
+#include "compat.h"
+
+void fatal(const char *, ...);
+void fatalx(const char *, ...);
+
+pid_t
+forkpty(int *master, char *name, struct termios *tio, struct winsize *ws)
+{
+ int slave = -1;
+ char *path;
+ pid_t pid;
+
+ if ((*master = open("/dev/ptmx", O_RDWR|O_NOCTTY)) == -1)
+ return (-1);
+ if (grantpt(*master) != 0)
+ goto out;
+ if (unlockpt(*master) != 0)
+ goto out;
+
+ if ((path = ptsname(*master)) == NULL)
+ goto out;
+ if (name != NULL)
+ strlcpy(name, path, TTY_NAME_MAX);
+ if ((slave = open(path, O_RDWR|O_NOCTTY)) == -1)
+ goto out;
+
+ switch (pid = fork()) {
+ case -1:
+ goto out;
+ case 0:
+ close(*master);
+
+ setsid();
+#ifdef TIOCSCTTY
+ if (ioctl(slave, TIOCSCTTY, NULL) == -1)
+ fatal("ioctl failed");
+#endif
+
+ if (ioctl(slave, I_PUSH, "ptem") == -1)
+ fatal("ioctl failed");
+ if (ioctl(slave, I_PUSH, "ldterm") == -1)
+ fatal("ioctl failed");
+
+ if (tio != NULL && tcsetattr(slave, TCSAFLUSH, tio) == -1)
+ fatal("tcsetattr failed");
+ if (ioctl(slave, TIOCSWINSZ, ws) == -1)
+ fatal("ioctl failed");
+
+ dup2(slave, 0);
+ dup2(slave, 1);
+ dup2(slave, 2);
+ if (slave > 2)
+ close(slave);
+ return (0);
+ }
+
+ close(slave);
+ return (pid);
+
+out:
+ if (*master != -1)
+ close(*master);
+ if (slave != -1)
+ close(slave);
+ return (-1);
+}