tmux/cmd-show-prompt-history.c

109 lines
3.0 KiB
C
Raw Normal View History

/* $OpenBSD$ */
/*
* Copyright (c) 2021 Anindya Mukherjee <anindya49@hotmail.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 "tmux.h"
#include <stdlib.h>
/*
* Show or clear prompt history.
*/
static enum cmd_retval cmd_show_prompt_history_exec(struct cmd *,
struct cmdq_item *);
const struct cmd_entry cmd_show_prompt_history_entry = {
.name = "show-prompt-history",
.alias = "showphist",
.args = { "T:", 0, 0 },
.usage = "[-T type]",
.flags = CMD_AFTERHOOK,
.exec = cmd_show_prompt_history_exec
};
const struct cmd_entry cmd_clear_prompt_history_entry = {
.name = "clear-prompt-history",
.alias = "clearphist",
.args = { "T:", 0, 0 },
.usage = "[-T type]",
.flags = CMD_AFTERHOOK,
.exec = cmd_show_prompt_history_exec
};
static enum cmd_retval
cmd_show_prompt_history_exec(struct cmd *self, struct cmdq_item *item)
{
struct args *args = cmd_get_args(self);
const char *typestr = args_get(args, 'T');
enum prompt_type type;
u_int tidx, hidx;
if (cmd_get_entry(self) == &cmd_clear_prompt_history_entry) {
if (typestr == NULL) {
for (tidx = 0; tidx < PROMPT_NTYPES; tidx++) {
free(status_prompt_hlist[tidx]);
status_prompt_hlist[tidx] = NULL;
status_prompt_hsize[tidx] = 0;
}
} else {
type = status_prompt_type(typestr);
if (type == PROMPT_TYPE_INVALID) {
cmdq_error(item, "invalid type: %s", typestr);
return (CMD_RETURN_ERROR);
}
free(status_prompt_hlist[type]);
status_prompt_hlist[type] = NULL;
status_prompt_hsize[type] = 0;
}
return (CMD_RETURN_NORMAL);
}
if (typestr == NULL) {
for (tidx = 0; tidx < PROMPT_NTYPES; tidx++) {
cmdq_print(item, "History for %s:\n",
status_prompt_type_string(tidx));
for (hidx = 0; hidx < status_prompt_hsize[tidx];
hidx++) {
cmdq_print(item, "%d: %s", hidx + 1,
status_prompt_hlist[tidx][hidx]);
}
cmdq_print(item, "%s", "");
}
} else {
type = status_prompt_type(typestr);
if (type == PROMPT_TYPE_INVALID) {
cmdq_error(item, "invalid type: %s", typestr);
return (CMD_RETURN_ERROR);
}
cmdq_print(item, "History for %s:\n",
status_prompt_type_string(type));
for (hidx = 0; hidx < status_prompt_hsize[type]; hidx++) {
cmdq_print(item, "%d: %s", hidx + 1,
status_prompt_hlist[type][hidx]);
}
cmdq_print(item, "%s", "");
}
return (CMD_RETURN_NORMAL);
}