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3f86d6d460
creating a new state for each group of commands, require the caller to create one and use it for all the commands in the list. This means the current target works even with list with multiple groups (which can happen if they are defined with newlines).
129 lines
3.2 KiB
C
129 lines
3.2 KiB
C
/* $OpenBSD$ */
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/*
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* Copyright (c) 2009 Tiago Cunha <me@tiagocunha.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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#include <sys/types.h>
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#include <ctype.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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* Asks for confirmation before executing a command.
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*/
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static enum cmd_retval cmd_confirm_before_exec(struct cmd *,
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struct cmdq_item *);
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static int cmd_confirm_before_callback(struct client *, void *,
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const char *, int);
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static void cmd_confirm_before_free(void *);
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const struct cmd_entry cmd_confirm_before_entry = {
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.name = "confirm-before",
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.alias = "confirm",
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.args = { "p:t:", 1, 1 },
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.usage = "[-p prompt] " CMD_TARGET_CLIENT_USAGE " command",
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.flags = 0,
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.exec = cmd_confirm_before_exec
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};
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struct cmd_confirm_before_data {
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char *cmd;
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};
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static enum cmd_retval
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cmd_confirm_before_exec(struct cmd *self, struct cmdq_item *item)
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{
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struct args *args = cmd_get_args(self);
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struct cmd_confirm_before_data *cdata;
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struct client *c;
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char *cmd, *copy, *new_prompt, *ptr;
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const char *prompt;
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if ((c = cmd_find_client(item, args_get(args, 't'), 0)) == NULL)
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return (CMD_RETURN_ERROR);
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if ((prompt = args_get(args, 'p')) != NULL)
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xasprintf(&new_prompt, "%s ", prompt);
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else {
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ptr = copy = xstrdup(args->argv[0]);
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cmd = strsep(&ptr, " \t");
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xasprintf(&new_prompt, "Confirm '%s'? (y/n) ", cmd);
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free(copy);
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}
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cdata = xmalloc(sizeof *cdata);
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cdata->cmd = xstrdup(args->argv[0]);
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status_prompt_set(c, new_prompt, NULL,
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cmd_confirm_before_callback, cmd_confirm_before_free, cdata,
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PROMPT_SINGLE);
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free(new_prompt);
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return (CMD_RETURN_NORMAL);
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}
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static int
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cmd_confirm_before_callback(struct client *c, void *data, const char *s,
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__unused int done)
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{
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struct cmd_confirm_before_data *cdata = data;
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struct cmdq_item *new_item;
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struct cmd_parse_result *pr;
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if (c->flags & CLIENT_DEAD)
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return (0);
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if (s == NULL || *s == '\0')
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return (0);
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if (tolower((u_char)s[0]) != 'y' || s[1] != '\0')
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return (0);
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pr = cmd_parse_from_string(cdata->cmd, NULL);
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switch (pr->status) {
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case CMD_PARSE_EMPTY:
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new_item = NULL;
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break;
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case CMD_PARSE_ERROR:
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new_item = cmdq_get_error(pr->error);
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free(pr->error);
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cmdq_append(c, new_item);
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break;
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case CMD_PARSE_SUCCESS:
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new_item = cmdq_get_command(pr->cmdlist, NULL);
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cmd_list_free(pr->cmdlist);
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cmdq_append(c, new_item);
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break;
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}
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return (0);
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}
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static void
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cmd_confirm_before_free(void *data)
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{
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struct cmd_confirm_before_data *cdata = data;
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free(cdata->cmd);
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free(cdata);
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}
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