GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: usr.bin/tmux/cmd-list-keys.c Lines: 0 60 0.0 %
Date: 2017-11-07 Branches: 0 40 0.0 %

Line Branch Exec Source
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/* $OpenBSD: cmd-list-keys.c,v 1.44 2017/05/01 12:20:55 nicm Exp $ */
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/*
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 * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
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 *
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 * Permission to use, copy, modify, and distribute this software for any
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 * purpose with or without fee is hereby granted, provided that the above
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 * copyright notice and this permission notice appear in all copies.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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 * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
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 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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 */
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#include <sys/types.h>
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#include <stdlib.h>
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#include <string.h>
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#include "tmux.h"
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/*
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 * List key bindings.
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 */
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static enum cmd_retval	cmd_list_keys_exec(struct cmd *, struct cmdq_item *);
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static enum cmd_retval	cmd_list_keys_commands(struct cmd *,
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			    struct cmdq_item *);
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const struct cmd_entry cmd_list_keys_entry = {
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	.name = "list-keys",
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	.alias = "lsk",
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	.args = { "T:", 0, 0 },
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	.usage = "[-T key-table]",
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	.flags = CMD_STARTSERVER|CMD_AFTERHOOK,
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	.exec = cmd_list_keys_exec
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};
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const struct cmd_entry cmd_list_commands_entry = {
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	.name = "list-commands",
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	.alias = "lscm",
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	.args = { "F:", 0, 0 },
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	.usage = "[-F format]",
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	.flags = CMD_STARTSERVER|CMD_AFTERHOOK,
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	.exec = cmd_list_keys_exec
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};
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static enum cmd_retval
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cmd_list_keys_exec(struct cmd *self, struct cmdq_item *item)
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{
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	struct args		*args = self->args;
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	struct key_table	*table;
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	struct key_binding	*bd;
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	const char		*key, *tablename, *r;
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	char			*cp, tmp[BUFSIZ];
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	int			 repeat, width, tablewidth, keywidth;
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	if (self->entry == &cmd_list_commands_entry)
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		return (cmd_list_keys_commands(self, item));
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	tablename = args_get(args, 'T');
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	if (tablename != NULL && key_bindings_get_table(tablename, 0) == NULL) {
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		cmdq_error(item, "table %s doesn't exist", tablename);
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		return (CMD_RETURN_ERROR);
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	}
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	repeat = 0;
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	tablewidth = keywidth = 0;
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	RB_FOREACH(table, key_tables, &key_tables) {
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		if (tablename != NULL && strcmp(table->name, tablename) != 0)
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			continue;
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		RB_FOREACH(bd, key_bindings, &table->key_bindings) {
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			key = key_string_lookup_key(bd->key);
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			if (bd->flags & KEY_BINDING_REPEAT)
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				repeat = 1;
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			width = utf8_cstrwidth(table->name);
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			if (width > tablewidth)
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				tablewidth = width;
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			width = utf8_cstrwidth(key);
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			if (width > keywidth)
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				keywidth = width;
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		}
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	}
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	RB_FOREACH(table, key_tables, &key_tables) {
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		if (tablename != NULL && strcmp(table->name, tablename) != 0)
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			continue;
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		RB_FOREACH(bd, key_bindings, &table->key_bindings) {
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			key = key_string_lookup_key(bd->key);
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			if (!repeat)
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				r = "";
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			else if (bd->flags & KEY_BINDING_REPEAT)
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				r = "-r ";
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			else
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				r = "   ";
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			xsnprintf(tmp, sizeof tmp, "%s-T ", r);
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			cp = utf8_padcstr(table->name, tablewidth);
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			strlcat(tmp, cp, sizeof tmp);
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			strlcat(tmp, " ", sizeof tmp);
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			free(cp);
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			cp = utf8_padcstr(key, keywidth);
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			strlcat(tmp, cp, sizeof tmp);
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			strlcat(tmp, " ", sizeof tmp);
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			free(cp);
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			cp = cmd_list_print(bd->cmdlist);
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			strlcat(tmp, cp, sizeof tmp);
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			free(cp);
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			cmdq_print(item, "bind-key %s", tmp);
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		}
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	}
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	return (CMD_RETURN_NORMAL);
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}
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static enum cmd_retval
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cmd_list_keys_commands(struct cmd *self, struct cmdq_item *item)
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{
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	struct args		*args = self->args;
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	const struct cmd_entry	**entryp;
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	const struct cmd_entry	 *entry;
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	struct format_tree	 *ft;
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	const char		 *template, *s;
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	char			 *line;
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	if ((template = args_get(args, 'F')) == NULL) {
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		template = "#{command_list_name}"
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		    "#{?command_list_alias, (#{command_list_alias}),} "
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		    "#{command_list_usage}";
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	}
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	ft = format_create(item->client, item, FORMAT_NONE, 0);
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	format_defaults(ft, NULL, NULL, NULL, NULL);
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	for (entryp = cmd_table; *entryp != NULL; entryp++) {
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		entry = *entryp;
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		format_add(ft, "command_list_name", "%s", entry->name);
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		if (entry->alias != NULL)
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			s = entry->alias;
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		else
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			s = "";
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		format_add(ft, "command_list_alias", "%s", s);
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		if (entry->usage != NULL)
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			s = entry->usage;
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		else
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			s = "";
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		format_add(ft, "command_list_usage", "%s", s);
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		line = format_expand(ft, template);
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		if (*line != '\0')
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			cmdq_print(item, "%s", line);
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		free(line);
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	}
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	format_free(ft);
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	return (CMD_RETURN_NORMAL);
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}