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