Adding upstream version 3.3a.upstream/3.3aupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 239 insertions, 0 deletions

diff --git a/cmd-set-option.c b/cmd-set-option.c
new file mode 100644
index 0000000..fbe32cf
--- /dev/null
+++ b/cmd-set-option.c
@@ -0,0 +1,239 @@
+/* $OpenBSD$ */
+
+/*
+ * Copyright (c) 2007 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 <stdlib.h>
+#include <string.h>
+
+#include "tmux.h"
+
+/*
+ * Set an option.
+ */
+
+static enum args_parse_type	cmd_set_option_args_parse(struct args *,
+				    u_int, char **);
+static enum cmd_retval		cmd_set_option_exec(struct cmd *,
+				    struct cmdq_item *);
+
+const struct cmd_entry cmd_set_option_entry = {
+	.name = "set-option",
+	.alias = "set",
+
+	.args = { "aFgopqst:uUw", 1, 2, cmd_set_option_args_parse },
+	.usage = "[-aFgopqsuUw] " CMD_TARGET_PANE_USAGE " option [value]",
+
+	.target = { 't', CMD_FIND_PANE, CMD_FIND_CANFAIL },
+
+	.flags = CMD_AFTERHOOK,
+	.exec = cmd_set_option_exec
+};
+
+const struct cmd_entry cmd_set_window_option_entry = {
+	.name = "set-window-option",
+	.alias = "setw",
+
+	.args = { "aFgoqt:u", 1, 2, cmd_set_option_args_parse },
+	.usage = "[-aFgoqu] " CMD_TARGET_WINDOW_USAGE " option [value]",
+
+	.target = { 't', CMD_FIND_WINDOW, CMD_FIND_CANFAIL },
+
+	.flags = CMD_AFTERHOOK,
+	.exec = cmd_set_option_exec
+};
+
+const struct cmd_entry cmd_set_hook_entry = {
+	.name = "set-hook",
+	.alias = NULL,
+
+	.args = { "agpRt:uw", 1, 2, cmd_set_option_args_parse },
+	.usage = "[-agpRuw] " CMD_TARGET_PANE_USAGE " hook [command]",
+
+	.target = { 't', CMD_FIND_PANE, CMD_FIND_CANFAIL },
+
+	.flags = CMD_AFTERHOOK,
+	.exec = cmd_set_option_exec
+};
+
+static enum args_parse_type
+cmd_set_option_args_parse(__unused struct args *args, u_int idx,
+    __unused char **cause)
+{
+	if (idx == 1)
+		return (ARGS_PARSE_COMMANDS_OR_STRING);
+	return (ARGS_PARSE_STRING);
+}
+
+static enum cmd_retval
+cmd_set_option_exec(struct cmd *self, struct cmdq_item *item)
+{
+	struct args			*args = cmd_get_args(self);
+	int				 append = args_has(args, 'a');
+	struct cmd_find_state		*target = cmdq_get_target(item);
+	struct window_pane		*loop;
+	struct options			*oo;
+	struct options_entry		*parent, *o, *po;
+	char				*name, *argument, *expanded = NULL;
+	char				*cause;
+	const char			*value;
+	int				 window, idx, already, error, ambiguous;
+	int				 scope;
+
+	window = (cmd_get_entry(self) == &cmd_set_window_option_entry);
+
+	/* Expand argument. */
+	argument = format_single_from_target(item, args_string(args, 0));
+
+	/* If set-hook -R, fire the hook straight away. */
+	if (cmd_get_entry(self) == &cmd_set_hook_entry && args_has(args, 'R')) {
+		notify_hook(item, argument);
+		free(argument);
+		return (CMD_RETURN_NORMAL);
+	}
+
+	/* Parse option name and index. */
+	name = options_match(argument, &idx, &ambiguous);
+	if (name == NULL) {
+		if (args_has(args, 'q'))
+			goto out;
+		if (ambiguous)
+			cmdq_error(item, "ambiguous option: %s", argument);
+		else
+			cmdq_error(item, "invalid option: %s", argument);
+		goto fail;
+	}
+	if (args_count(args) < 2)
+		value = NULL;
+	else
+		value = args_string(args, 1);
+	if (value != NULL && args_has(args, 'F')) {
+		expanded = format_single_from_target(item, value);
+		value = expanded;
+	}
+
+	/* Get the scope and table for the option .*/
+	scope = options_scope_from_name(args, window, name, target, &oo,
+	    &cause);
+	if (scope == OPTIONS_TABLE_NONE) {
+		if (args_has(args, 'q'))
+			goto out;
+		cmdq_error(item, "%s", cause);
+		free(cause);
+		goto fail;
+	}
+	o = options_get_only(oo, name);
+	parent = options_get(oo, name);
+
+	/* Check that array options and indexes match up. */
+	if (idx != -1 && (*name == '@' || !options_is_array(parent))) {
+		cmdq_error(item, "not an array: %s", argument);
+		goto fail;
+	}
+
+	/* With -o, check this option is not already set. */
+	if (!args_has(args, 'u') && args_has(args, 'o')) {
+		if (idx == -1)
+			already = (o != NULL);
+		else {
+			if (o == NULL)
+				already = 0;
+			else
+				already = (options_array_get(o, idx) != NULL);
+		}
+		if (already) {
+			if (args_has(args, 'q'))
+				goto out;
+			cmdq_error(item, "already set: %s", argument);
+			goto fail;
+		}
+	}
+
+	/* Change the option. */
+	if (args_has(args, 'U') && scope == OPTIONS_TABLE_WINDOW) {
+		TAILQ_FOREACH(loop, &target->w->panes, entry) {
+			po = options_get_only(loop->options, name);
+			if (po == NULL)
+				continue;
+			if (options_remove_or_default(po, idx, &cause) != 0) {
+				cmdq_error(item, "%s", cause);
+				free(cause);
+				goto fail;
+			}
+		}
+	}
+	if (args_has(args, 'u') || args_has(args, 'U')) {
+		if (o == NULL)
+			goto out;
+		if (options_remove_or_default(o, idx, &cause) != 0) {
+			cmdq_error(item, "%s", cause);
+			free(cause);
+			goto fail;
+		}
+	} else if (*name == '@') {
+		if (value == NULL) {
+			cmdq_error(item, "empty value");
+			goto fail;
+		}
+		options_set_string(oo, name, append, "%s", value);
+	} else if (idx == -1 && !options_is_array(parent)) {
+		error = options_from_string(oo, options_table_entry(parent),
+		    options_table_entry(parent)->name, value,
+		    args_has(args, 'a'), &cause);
+		if (error != 0) {
+			cmdq_error(item, "%s", cause);
+			free(cause);
+			goto fail;
+		}
+	} else {
+		if (value == NULL) {
+			cmdq_error(item, "empty value");
+			goto fail;
+		}
+		if (o == NULL)
+			o = options_empty(oo, options_table_entry(parent));
+		if (idx == -1) {
+			if (!append)
+				options_array_clear(o);
+			if (options_array_assign(o, value, &cause) != 0) {
+				cmdq_error(item, "%s", cause);
+				free(cause);
+				goto fail;
+			}
+		} else if (options_array_set(o, idx, value, append,
+		    &cause) != 0) {
+			cmdq_error(item, "%s", cause);
+			free(cause);
+			goto fail;
+		}
+	}
+
+	options_push_changes(name);
+
+out:
+	free(argument);
+	free(expanded);
+	free(name);
+	return (CMD_RETURN_NORMAL);
+
+fail:
+	free(argument);
+	free(expanded);
+	free(name);
+	return (CMD_RETURN_ERROR);
+}