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-rw-r--r--usr.bin/tmux/Makefile5
-rw-r--r--usr.bin/tmux/cmd-pipe-pane.c127
-rw-r--r--usr.bin/tmux/cmd.c3
-rw-r--r--usr.bin/tmux/server.c19
-rw-r--r--usr.bin/tmux/tmux.126
-rw-r--r--usr.bin/tmux/tmux.h7
-rw-r--r--usr.bin/tmux/window.c19
7 files changed, 199 insertions, 7 deletions
diff --git a/usr.bin/tmux/Makefile b/usr.bin/tmux/Makefile
index 82d27d1a33c..d0c890619f5 100644
--- a/usr.bin/tmux/Makefile
+++ b/usr.bin/tmux/Makefile
@@ -1,4 +1,4 @@
-# $OpenBSD: Makefile,v 1.21 2009/10/10 17:19:38 nicm Exp $
+# $OpenBSD: Makefile,v 1.22 2009/10/11 10:04:27 nicm Exp $
PROG= tmux
SRCS= attributes.c buffer-poll.c buffer.c cfg.c client-fn.c \
@@ -28,7 +28,8 @@ SRCS= attributes.c buffer-poll.c buffer.c cfg.c client-fn.c \
cmd-run-shell.c cmd-suspend-client.c cmd-swap-pane.c cmd-swap-window.c \
cmd-switch-client.c cmd-unbind-key.c cmd-unlink-window.c \
cmd-set-environment.c cmd-show-environment.c cmd-choose-client.c \
- cmd-up-pane.c cmd-display-message.c cmd-display-panes.c cmd.c \
+ cmd-up-pane.c cmd-display-message.c cmd-display-panes.c \
+ cmd-pipe-pane.c cmd.c \
colour.c environ.c grid-view.c grid.c input-keys.c \
imsg.c imsg-buffer.c input.c key-bindings.c key-string.c \
layout-set.c layout.c log.c job.c \
diff --git a/usr.bin/tmux/cmd-pipe-pane.c b/usr.bin/tmux/cmd-pipe-pane.c
new file mode 100644
index 00000000000..ff1ee43440c
--- /dev/null
+++ b/usr.bin/tmux/cmd-pipe-pane.c
@@ -0,0 +1,127 @@
+/* $OpenBSD: cmd-pipe-pane.c,v 1.1 2009/10/11 10:04:27 nicm Exp $ */
+
+/*
+ * Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
+ *
+ * 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 <errno.h>
+#include <fcntl.h>
+#include <paths.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "tmux.h"
+
+/*
+ * Open pipe to redirect pane output. If already open, close first.
+ */
+
+int cmd_pipe_pane_exec(struct cmd *, struct cmd_ctx *);
+
+const struct cmd_entry cmd_pipe_pane_entry = {
+ "pipe-pane", "pipep",
+ CMD_TARGET_PANE_USAGE "[-o] [command]",
+ CMD_ARG01, CMD_CHFLAG('o'),
+ cmd_target_init,
+ cmd_target_parse,
+ cmd_pipe_pane_exec,
+ cmd_target_free,
+ cmd_target_print
+};
+
+int
+cmd_pipe_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
+{
+ struct cmd_target_data *data = self->data;
+ struct winlink *wl;
+ struct window_pane *wp;
+ int old_fd, pipe_fd[2], null_fd, mode;
+
+ if ((wl = cmd_find_pane(ctx, data->target, NULL, &wp)) == NULL)
+ return (-1);
+
+ /* Destroy the old pipe. */
+ old_fd = wp->pipe_fd;
+ if (wp->pipe_fd != -1) {
+ buffer_destroy(wp->pipe_buf);
+ close(wp->pipe_fd);
+ wp->pipe_fd = -1;
+ }
+
+ /* If no pipe command, that is enough. */
+ if (data->arg == NULL || *data->arg == '\0')
+ return (0);
+
+ /*
+ * With -o, only open the new pipe if there was no previous one. This
+ * allows a pipe to be toggled with a single key, for example:
+ *
+ * bind ^p pipep -o 'cat >>~/output'
+ */
+ if (data->chflags & CMD_CHFLAG('o') && old_fd != -1)
+ return (0);
+
+ /* Open the new pipe. */
+ if (pipe(pipe_fd) != 0) {
+ ctx->error(ctx, "pipe error: %s", strerror(errno));
+ return (-1);
+ }
+
+ /* Fork the child. */
+ switch (fork()) {
+ case -1:
+ ctx->error(ctx, "fork error: %s", strerror(errno));
+ return (-1);
+ case 0:
+ /* Child process. */
+ close(pipe_fd[0]);
+ sigreset();
+
+ if (dup2(pipe_fd[1], STDIN_FILENO) == -1)
+ _exit(1);
+ if (pipe_fd[1] != STDIN_FILENO)
+ close(pipe_fd[1]);
+
+ null_fd = open(_PATH_DEVNULL, O_WRONLY, 0);
+ if (dup2(null_fd, STDOUT_FILENO) == -1)
+ _exit(1);
+ if (dup2(null_fd, STDERR_FILENO) == -1)
+ _exit(1);
+ if (null_fd != STDOUT_FILENO && null_fd != STDERR_FILENO)
+ close(null_fd);
+
+ execl(_PATH_BSHELL, "sh", "-c", data->arg, (char *) NULL);
+ _exit(1);
+ default:
+ /* Parent process. */
+ close(pipe_fd[1]);
+
+ wp->pipe_fd = pipe_fd[0];
+ wp->pipe_buf = buffer_create(BUFSIZ);
+ wp->pipe_off = BUFFER_USED(wp->in);
+
+ if ((mode = fcntl(wp->pipe_fd, F_GETFL)) == -1)
+ fatal("fcntl failed");
+ if (fcntl(wp->pipe_fd, F_SETFL, mode|O_NONBLOCK) == -1)
+ fatal("fcntl failed");
+ if (fcntl(wp->pipe_fd, F_SETFD, FD_CLOEXEC) == -1)
+ fatal("fcntl failed");
+ return (0);
+ }
+
+ return (0);
+}
diff --git a/usr.bin/tmux/cmd.c b/usr.bin/tmux/cmd.c
index 8b8f07f60d6..e2d290840b7 100644
--- a/usr.bin/tmux/cmd.c
+++ b/usr.bin/tmux/cmd.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: cmd.c,v 1.23 2009/10/10 17:19:38 nicm Exp $ */
+/* $OpenBSD: cmd.c,v 1.24 2009/10/11 10:04:27 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -71,6 +71,7 @@ const struct cmd_entry *cmd_table[] = {
&cmd_next_layout_entry,
&cmd_next_window_entry,
&cmd_paste_buffer_entry,
+ &cmd_pipe_pane_entry,
&cmd_previous_layout_entry,
&cmd_previous_window_entry,
&cmd_refresh_client_entry,
diff --git a/usr.bin/tmux/server.c b/usr.bin/tmux/server.c
index b57cf4afd7d..094ce14388f 100644
--- a/usr.bin/tmux/server.c
+++ b/usr.bin/tmux/server.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: server.c,v 1.54 2009/10/11 08:58:05 nicm Exp $ */
+/* $OpenBSD: server.c,v 1.55 2009/10/11 10:04:27 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -572,6 +572,13 @@ server_fill_windows(void)
if (BUFFER_USED(wp->out) > 0)
events |= POLLOUT;
server_poll_add(wp->fd, events);
+
+ if (wp->pipe_fd == -1)
+ continue;
+ events = 0;
+ if (BUFFER_USED(wp->pipe_buf) > 0)
+ events |= POLLOUT;
+ server_poll_add(wp->pipe_fd, events);
}
}
}
@@ -600,6 +607,16 @@ server_handle_windows(void)
wp->fd = -1;
} else
server_handle_window(w, wp);
+
+ if (wp->pipe_fd == -1)
+ continue;
+ if ((pfd = server_poll_lookup(wp->pipe_fd)) == NULL)
+ continue;
+ if (buffer_poll(pfd, NULL, wp->pipe_buf) != 0) {
+ buffer_destroy(wp->pipe_buf);
+ close(wp->pipe_fd);
+ wp->pipe_fd = -1;
+ }
}
server_check_window(w);
diff --git a/usr.bin/tmux/tmux.1 b/usr.bin/tmux/tmux.1
index 0dae7e24db4..90aa82b7d7b 100644
--- a/usr.bin/tmux/tmux.1
+++ b/usr.bin/tmux/tmux.1
@@ -1,4 +1,4 @@
-.\" $OpenBSD: tmux.1,v 1.106 2009/10/11 08:58:05 nicm Exp $
+.\" $OpenBSD: tmux.1,v 1.107 2009/10/11 10:04:27 nicm Exp $
.\"
.\" Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
.\"
@@ -840,6 +840,30 @@ Move to the next window in the session.
If
.Fl a
is used, move to the next window with a bell, activity or content alert.
+.It Xo Ic pipe-pane
+.Op Fl o
+.Op Fl t Ar target-pane
+.Op Ar command
+.Xc
+.D1 (alias: Ic pipep )
+Pipe any output sent by the program in
+.Ar target-pane
+to a shell command.
+A pane may only be piped to one command at a time, any existing pipe is
+closed before
+.Ar command
+is executed.
+If no
+.Ar command
+is given, the current pipe (if any) is closed.
+.Pp
+The
+.Fl o
+option only opens a new pipe if no previous pipe exists, allowing a pipe to
+be toggled with a single key, for example:
+.Bd -literal -offset indent
+bind-key C-p pipe-pane -o 'cat >>~/output'
+.Ed
.It Xo Ic previous-window
.Op Fl a
.Op Fl t Ar target-session
diff --git a/usr.bin/tmux/tmux.h b/usr.bin/tmux/tmux.h
index 8e0b32866e0..8ee656f31a1 100644
--- a/usr.bin/tmux/tmux.h
+++ b/usr.bin/tmux/tmux.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: tmux.h,v 1.130 2009/10/11 07:20:16 nicm Exp $ */
+/* $OpenBSD: tmux.h,v 1.131 2009/10/11 10:04:27 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -715,6 +715,10 @@ struct window_pane {
struct input_ctx ictx;
+ int pipe_fd;
+ struct buffer *pipe_buf;
+ size_t pipe_off;
+
struct screen *screen;
struct screen base;
@@ -1394,6 +1398,7 @@ extern const struct cmd_entry cmd_new_window_entry;
extern const struct cmd_entry cmd_next_layout_entry;
extern const struct cmd_entry cmd_next_window_entry;
extern const struct cmd_entry cmd_paste_buffer_entry;
+extern const struct cmd_entry cmd_pipe_pane_entry;
extern const struct cmd_entry cmd_previous_layout_entry;
extern const struct cmd_entry cmd_previous_window_entry;
extern const struct cmd_entry cmd_refresh_client_entry;
diff --git a/usr.bin/tmux/window.c b/usr.bin/tmux/window.c
index f77e7cd758c..2dbc0673324 100644
--- a/usr.bin/tmux/window.c
+++ b/usr.bin/tmux/window.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: window.c,v 1.31 2009/10/11 07:01:10 nicm Exp $ */
+/* $OpenBSD: window.c,v 1.32 2009/10/11 10:04:27 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -425,6 +425,10 @@ window_pane_create(struct window *w, u_int sx, u_int sy, u_int hlimit)
wp->sx = sx;
wp->sy = sy;
+ wp->pipe_fd = -1;
+ wp->pipe_buf = NULL;
+ wp->pipe_off = 0;
+
wp->saved_grid = NULL;
screen_init(&wp->base, sx, sy, hlimit);
@@ -448,6 +452,11 @@ window_pane_destroy(struct window_pane *wp)
if (wp->saved_grid != NULL)
grid_destroy(wp->saved_grid);
+ if (wp->pipe_fd != -1) {
+ buffer_destroy(wp->pipe_buf);
+ close(wp->pipe_fd);
+ }
+
buffer_destroy(wp->in);
buffer_destroy(wp->out);
@@ -621,7 +630,15 @@ window_pane_reset_mode(struct window_pane *wp)
void
window_pane_parse(struct window_pane *wp)
{
+ size_t new_size;
+
+ new_size = BUFFER_USED(wp->in) - wp->pipe_off;
+ if (wp->pipe_fd != -1 && new_size > 0)
+ buffer_write(wp->pipe_buf, BUFFER_OUT(wp->in), new_size);
+
input_parse(wp);
+
+ wp->pipe_off = BUFFER_USED(wp->in);
}
void
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-21 07:54:58 +0000