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			134 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			134 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* $OpenBSD$ */
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| 
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| /*
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|  * Copyright (c) 2012 Thomas Adam <thomas@xteddy.org>
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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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| 
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| #include <sys/types.h>
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| 
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| #include <stdlib.h>
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| #include <string.h>
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| 
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| #include "tmux.h"
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| 
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| /*
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|  * Set or show global or session hooks.
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|  */
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| 
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| static enum cmd_retval cmd_set_hook_exec(struct cmd *, struct cmdq_item *);
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| 
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| const struct cmd_entry cmd_set_hook_entry = {
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| 	.name = "set-hook",
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| 	.alias = NULL,
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| 
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| 	.args = { "gRt:u", 1, 2 },
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| 	.usage = "[-gRu] " CMD_TARGET_SESSION_USAGE " hook-name [command]",
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| 
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| 	.target = { 't', CMD_FIND_SESSION, CMD_FIND_CANFAIL },
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| 
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| 	.flags = CMD_AFTERHOOK,
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| 	.exec = cmd_set_hook_exec
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| };
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| 
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| const struct cmd_entry cmd_show_hooks_entry = {
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| 	.name = "show-hooks",
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| 	.alias = NULL,
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| 
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| 	.args = { "gt:", 0, 1 },
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| 	.usage = "[-g] " CMD_TARGET_SESSION_USAGE,
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| 
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| 	.target = { 't', CMD_FIND_SESSION, 0 },
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| 
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| 	.flags = CMD_AFTERHOOK,
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| 	.exec = cmd_set_hook_exec
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| };
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| 
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| static enum cmd_retval
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| cmd_set_hook_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 cmd_list	*cmdlist;
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| 	struct hooks	*hooks;
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| 	struct hook	*hook;
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| 	char		*cause, *tmp;
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| 	const char	*name, *cmd, *target;
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| 
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| 	if (args_has(args, 'g'))
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| 		hooks = global_hooks;
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| 	else {
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| 		if (item->target.s == NULL) {
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| 			target = args_get(args, 't');
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| 			if (target != NULL)
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| 				cmdq_error(item, "no such session: %s", target);
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| 			else
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| 				cmdq_error(item, "no current session");
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| 			return (CMD_RETURN_ERROR);
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| 		}
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| 		hooks = item->target.s->hooks;
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| 	}
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| 
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| 	if (self->entry == &cmd_show_hooks_entry) {
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| 		hook = hooks_first(hooks);
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| 		while (hook != NULL) {
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| 			tmp = cmd_list_print(hook->cmdlist);
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| 			cmdq_print(item, "%s -> %s", hook->name, tmp);
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| 			free(tmp);
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| 
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| 			hook = hooks_next(hook);
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| 		}
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| 		return (CMD_RETURN_NORMAL);
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| 	}
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| 
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| 	name = args->argv[0];
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| 	if (*name == '\0') {
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| 		cmdq_error(item, "invalid hook name");
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| 		return (CMD_RETURN_ERROR);
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| 	}
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| 	if (args->argc < 2)
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| 		cmd = NULL;
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| 	else
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| 		cmd = args->argv[1];
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| 
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| 	if (cmd != NULL && (args_has(args, 'R') || args_has(args, 'u'))) {
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| 		cmdq_error(item, "no command allowed");
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| 		return (CMD_RETURN_ERROR);
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| 	}
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| 	if (args_has(args, 'R')) {
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| 		notify_hook(item, name);
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| 		return (CMD_RETURN_NORMAL);
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| 	}
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| 	if (args_has(args, 'u')) {
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| 		hooks_remove(hooks, name);
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| 		return (CMD_RETURN_NORMAL);
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| 	}
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| 
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| 	if (cmd == NULL) {
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| 		cmdq_error(item, "no command given");
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| 		return (CMD_RETURN_ERROR);
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| 	}
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| 	cmdlist = cmd_string_parse(cmd, NULL, 0, &cause);
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| 	if (cmdlist == NULL) {
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| 		if (cause != NULL) {
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| 			cmdq_error(item, "%s", cause);
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| 			free(cause);
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| 		}
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| 		return (CMD_RETURN_ERROR);
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| 	}
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| 	hooks_add(hooks, name, cmdlist);
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| 	cmd_list_free(cmdlist);
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| 
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| 	return (CMD_RETURN_NORMAL);
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| }
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