/src/tmux/cmd-show-prompt-history.c
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1 | | /* $OpenBSD$ */ |
2 | | |
3 | | /* |
4 | | * Copyright (c) 2021 Anindya Mukherjee <anindya49@hotmail.com> |
5 | | * |
6 | | * Permission to use, copy, modify, and distribute this software for any |
7 | | * purpose with or without fee is hereby granted, provided that the above |
8 | | * copyright notice and this permission notice appear in all copies. |
9 | | * |
10 | | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
11 | | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
12 | | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
13 | | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
14 | | * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER |
15 | | * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING |
16 | | * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
17 | | */ |
18 | | |
19 | | #include "tmux.h" |
20 | | |
21 | | #include <stdlib.h> |
22 | | |
23 | | /* |
24 | | * Show or clear prompt history. |
25 | | */ |
26 | | |
27 | | static enum cmd_retval cmd_show_prompt_history_exec(struct cmd *, |
28 | | struct cmdq_item *); |
29 | | |
30 | | const struct cmd_entry cmd_show_prompt_history_entry = { |
31 | | .name = "show-prompt-history", |
32 | | .alias = "showphist", |
33 | | |
34 | | .args = { "T:", 0, 0, NULL }, |
35 | | .usage = "[-T prompt-type]", |
36 | | |
37 | | .flags = CMD_AFTERHOOK, |
38 | | .exec = cmd_show_prompt_history_exec |
39 | | }; |
40 | | |
41 | | const struct cmd_entry cmd_clear_prompt_history_entry = { |
42 | | .name = "clear-prompt-history", |
43 | | .alias = "clearphist", |
44 | | |
45 | | .args = { "T:", 0, 0, NULL }, |
46 | | .usage = "[-T prompt-type]", |
47 | | |
48 | | .flags = CMD_AFTERHOOK, |
49 | | .exec = cmd_show_prompt_history_exec |
50 | | }; |
51 | | |
52 | | static enum cmd_retval |
53 | | cmd_show_prompt_history_exec(struct cmd *self, struct cmdq_item *item) |
54 | 0 | { |
55 | 0 | struct args *args = cmd_get_args(self); |
56 | 0 | const char *typestr = args_get(args, 'T'); |
57 | 0 | enum prompt_type type; |
58 | 0 | u_int tidx, hidx; |
59 | |
|
60 | 0 | if (cmd_get_entry(self) == &cmd_clear_prompt_history_entry) { |
61 | 0 | if (typestr == NULL) { |
62 | 0 | for (tidx = 0; tidx < PROMPT_NTYPES; tidx++) { |
63 | 0 | free(status_prompt_hlist[tidx]); |
64 | 0 | status_prompt_hlist[tidx] = NULL; |
65 | 0 | status_prompt_hsize[tidx] = 0; |
66 | 0 | } |
67 | 0 | } else { |
68 | 0 | type = status_prompt_type(typestr); |
69 | 0 | if (type == PROMPT_TYPE_INVALID) { |
70 | 0 | cmdq_error(item, "invalid type: %s", typestr); |
71 | 0 | return (CMD_RETURN_ERROR); |
72 | 0 | } |
73 | 0 | free(status_prompt_hlist[type]); |
74 | 0 | status_prompt_hlist[type] = NULL; |
75 | 0 | status_prompt_hsize[type] = 0; |
76 | 0 | } |
77 | | |
78 | 0 | return (CMD_RETURN_NORMAL); |
79 | 0 | } |
80 | | |
81 | 0 | if (typestr == NULL) { |
82 | 0 | for (tidx = 0; tidx < PROMPT_NTYPES; tidx++) { |
83 | 0 | cmdq_print(item, "History for %s:\n", |
84 | 0 | status_prompt_type_string(tidx)); |
85 | 0 | for (hidx = 0; hidx < status_prompt_hsize[tidx]; |
86 | 0 | hidx++) { |
87 | 0 | cmdq_print(item, "%d: %s", hidx + 1, |
88 | 0 | status_prompt_hlist[tidx][hidx]); |
89 | 0 | } |
90 | 0 | cmdq_print(item, "%s", ""); |
91 | 0 | } |
92 | 0 | } else { |
93 | 0 | type = status_prompt_type(typestr); |
94 | 0 | if (type == PROMPT_TYPE_INVALID) { |
95 | 0 | cmdq_error(item, "invalid type: %s", typestr); |
96 | 0 | return (CMD_RETURN_ERROR); |
97 | 0 | } |
98 | 0 | cmdq_print(item, "History for %s:\n", |
99 | 0 | status_prompt_type_string(type)); |
100 | 0 | for (hidx = 0; hidx < status_prompt_hsize[type]; hidx++) { |
101 | 0 | cmdq_print(item, "%d: %s", hidx + 1, |
102 | 0 | status_prompt_hlist[type][hidx]); |
103 | 0 | } |
104 | 0 | cmdq_print(item, "%s", ""); |
105 | 0 | } |
106 | | |
107 | 0 | return (CMD_RETURN_NORMAL); |
108 | 0 | } |