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			104 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			104 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/* $OpenBSD$ */
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/*
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 * Copyright (c) 2009 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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static u_int cmd_list_next_group = 1;
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struct cmd_list *
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cmd_list_new(void)
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{
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	struct cmd_list	*cmdlist;
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	cmdlist = xcalloc(1, sizeof *cmdlist);
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	cmdlist->references = 1;
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	cmdlist->group = cmd_list_next_group++;
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	TAILQ_INIT(&cmdlist->list);
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	return (cmdlist);
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}
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void
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cmd_list_append(struct cmd_list *cmdlist, struct cmd *cmd)
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{
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	cmd->group = cmdlist->group;
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	TAILQ_INSERT_TAIL(&cmdlist->list, cmd, qentry);
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}
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void
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cmd_list_move(struct cmd_list *cmdlist, struct cmd_list *from)
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{
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	struct cmd	*cmd, *cmd1;
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	TAILQ_FOREACH_SAFE(cmd, &from->list, qentry, cmd1) {
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		TAILQ_REMOVE(&from->list, cmd, qentry);
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		TAILQ_INSERT_TAIL(&cmdlist->list, cmd, qentry);
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	}
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	cmdlist->group = cmd_list_next_group++;
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}
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void
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cmd_list_free(struct cmd_list *cmdlist)
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{
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	struct cmd	*cmd, *cmd1;
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	if (--cmdlist->references != 0)
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		return;
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	TAILQ_FOREACH_SAFE(cmd, &cmdlist->list, qentry, cmd1) {
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		TAILQ_REMOVE(&cmdlist->list, cmd, qentry);
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		cmd_free(cmd);
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	}
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	free(cmdlist);
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}
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char *
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cmd_list_print(struct cmd_list *cmdlist, int escaped)
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{
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	struct cmd	*cmd;
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	char		*buf, *this;
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	size_t		 len;
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	len = 1;
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	buf = xcalloc(1, len);
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	TAILQ_FOREACH(cmd, &cmdlist->list, qentry) {
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		this = cmd_print(cmd);
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		len += strlen(this) + 4;
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		buf = xrealloc(buf, len);
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		strlcat(buf, this, len);
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		if (TAILQ_NEXT(cmd, qentry) != NULL) {
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			if (escaped)
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				strlcat(buf, " \\; ", len);
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			else
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				strlcat(buf, " ; ", len);
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		}
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		free(this);
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	}
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	return (buf);
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}
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