Adding upstream version 3.3a.upstream/3.3a

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

1 files changed, 260 insertions, 0 deletions

diff --git a/cmd-show-options.c b/cmd-show-options.c
new file mode 100644
index 0000000..252a33c
--- /dev/null
+++ b/cmd-show-options.c
@@ -0,0 +1,260 @@
+/* $OpenBSD$ */
+
+/*
+ * 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"
+
+/*
+ * Show options.
+ */
+
+static enum cmd_retval	cmd_show_options_exec(struct cmd *, struct cmdq_item *);
+
+static void		cmd_show_options_print(struct cmd *, struct cmdq_item *,
+			    struct options_entry *, int, int);
+static enum cmd_retval	cmd_show_options_all(struct cmd *, struct cmdq_item *,
+			    int, struct options *);
+
+const struct cmd_entry cmd_show_options_entry = {
+	.name = "show-options",
+	.alias = "show",
+
+	.args = { "AgHpqst:vw", 0, 1, NULL },
+	.usage = "[-AgHpqsvw] " CMD_TARGET_PANE_USAGE " [option]",
+
+	.target = { 't', CMD_FIND_PANE, CMD_FIND_CANFAIL },
+
+	.flags = CMD_AFTERHOOK,
+	.exec = cmd_show_options_exec
+};
+
+const struct cmd_entry cmd_show_window_options_entry = {
+	.name = "show-window-options",
+	.alias = "showw",
+
+	.args = { "gvt:", 0, 1, NULL },
+	.usage = "[-gv] " CMD_TARGET_WINDOW_USAGE " [option]",
+
+	.target = { 't', CMD_FIND_WINDOW, CMD_FIND_CANFAIL },
+
+	.flags = CMD_AFTERHOOK,
+	.exec = cmd_show_options_exec
+};
+
+const struct cmd_entry cmd_show_hooks_entry = {
+	.name = "show-hooks",
+	.alias = NULL,
+
+	.args = { "gpt:w", 0, 1, NULL },
+	.usage = "[-gpw] " CMD_TARGET_PANE_USAGE,
+
+	.target = { 't', CMD_FIND_PANE, CMD_FIND_CANFAIL },
+
+	.flags = CMD_AFTERHOOK,
+	.exec = cmd_show_options_exec
+};
+
+static enum cmd_retval
+cmd_show_options_exec(struct cmd *self, struct cmdq_item *item)
+{
+	struct args			*args = cmd_get_args(self);
+	struct cmd_find_state		*target = cmdq_get_target(item);
+	struct options			*oo;
+	char				*argument, *name = NULL, *cause;
+	int				 window, idx, ambiguous, parent, scope;
+	struct options_entry		*o;
+
+	window = (cmd_get_entry(self) == &cmd_show_window_options_entry);
+
+	if (args_count(args) == 0) {
+		scope = options_scope_from_flags(args, window, target, &oo,
+		    &cause);
+		if (scope == OPTIONS_TABLE_NONE) {
+			if (args_has(args, 'q'))
+				return (CMD_RETURN_NORMAL);
+			cmdq_error(item, "%s", cause);
+			free(cause);
+			return (CMD_RETURN_ERROR);
+		}
+		return (cmd_show_options_all(self, item, scope, oo));
+	}
+	argument = format_single_from_target(item, args_string(args, 0));
+
+	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;
+	}
+	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);
+	if (args_has(args, 'A') && o == NULL) {
+		o = options_get(oo, name);
+		parent = 1;
+	} else
+		parent = 0;
+	if (o != NULL)
+		cmd_show_options_print(self, item, o, idx, parent);
+	else if (*name == '@') {
+		if (args_has(args, 'q'))
+			goto out;
+		cmdq_error(item, "invalid option: %s", argument);
+		goto fail;
+	}
+
+out:
+	free(name);
+	free(argument);
+	return (CMD_RETURN_NORMAL);
+
+fail:
+	free(name);
+	free(argument);
+	return (CMD_RETURN_ERROR);
+}
+
+static void
+cmd_show_options_print(struct cmd *self, struct cmdq_item *item,
+    struct options_entry *o, int idx, int parent)
+{
+	struct args			*args = cmd_get_args(self);
+	struct options_array_item	*a;
+	const char			*name = options_name(o);
+	char				*value, *tmp = NULL, *escaped;
+
+	if (idx != -1) {
+		xasprintf(&tmp, "%s[%d]", name, idx);
+		name = tmp;
+	} else {
+		if (options_is_array(o)) {
+			a = options_array_first(o);
+			if (a == NULL) {
+				if (!args_has(args, 'v'))
+					cmdq_print(item, "%s", name);
+				return;
+			}
+			while (a != NULL) {
+				idx = options_array_item_index(a);
+				cmd_show_options_print(self, item, o, idx,
+				    parent);
+				a = options_array_next(a);
+			}
+			return;
+		}
+	}
+
+	value = options_to_string(o, idx, 0);
+	if (args_has(args, 'v'))
+		cmdq_print(item, "%s", value);
+	else if (options_is_string(o)) {
+		escaped = args_escape(value);
+		if (parent)
+			cmdq_print(item, "%s* %s", name, escaped);
+		else
+			cmdq_print(item, "%s %s", name, escaped);
+		free(escaped);
+	} else {
+		if (parent)
+			cmdq_print(item, "%s* %s", name, value);
+		else
+			cmdq_print(item, "%s %s", name, value);
+	}
+	free(value);
+
+	free(tmp);
+}
+
+static enum cmd_retval
+cmd_show_options_all(struct cmd *self, struct cmdq_item *item, int scope,
+    struct options *oo)
+{
+	struct args				*args = cmd_get_args(self);
+	const struct options_table_entry	*oe;
+	struct options_entry			*o;
+	struct options_array_item		*a;
+	const char				*name;
+	u_int					 idx;
+	int					 parent;
+
+	if (cmd_get_entry(self) != &cmd_show_hooks_entry) {
+		o = options_first(oo);
+		while (o != NULL) {
+			if (options_table_entry(o) == NULL)
+				cmd_show_options_print(self, item, o, -1, 0);
+			o = options_next(o);
+		}
+	}
+	for (oe = options_table; oe->name != NULL; oe++) {
+		if (~oe->scope & scope)
+			continue;
+
+		if ((cmd_get_entry(self) != &cmd_show_hooks_entry &&
+		    !args_has(args, 'H') &&
+		    (oe->flags & OPTIONS_TABLE_IS_HOOK)) ||
+		    (cmd_get_entry(self) == &cmd_show_hooks_entry &&
+		    (~oe->flags & OPTIONS_TABLE_IS_HOOK)))
+			continue;
+
+		o = options_get_only(oo, oe->name);
+		if (o == NULL) {
+			if (!args_has(args, 'A'))
+				continue;
+			o = options_get(oo, oe->name);
+			if (o == NULL)
+				continue;
+			parent = 1;
+		} else
+			parent = 0;
+
+		if (!options_is_array(o))
+			cmd_show_options_print(self, item, o, -1, parent);
+		else if ((a = options_array_first(o)) == NULL) {
+			if (!args_has(args, 'v')) {
+				name = options_name(o);
+				if (parent)
+					cmdq_print(item, "%s*", name);
+				else
+					cmdq_print(item, "%s", name);
+			}
+		} else {
+			while (a != NULL) {
+				idx = options_array_item_index(a);
+				cmd_show_options_print(self, item, o, idx,
+				    parent);
+				a = options_array_next(a);
+			}
+		}
+	}
+	return (CMD_RETURN_NORMAL);
+}