Annotation of src/usr.bin/tmux/cmd-command-prompt.c, Revision 1.27
1.27 ! nicm 1: /* $OpenBSD: cmd-command-prompt.c,v 1.26 2013/03/24 09:54:10 nicm Exp $ */
1.1 nicm 2:
3: /*
4: * Copyright (c) 2008 Nicholas Marriott <nicm@users.sourceforge.net>
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 <sys/types.h>
20:
21: #include <ctype.h>
1.20 nicm 22: #include <stdlib.h>
1.1 nicm 23: #include <string.h>
1.17 nicm 24: #include <time.h>
1.1 nicm 25:
26: #include "tmux.h"
27:
28: /*
29: * Prompt for command in client.
30: */
31:
1.14 nicm 32: void cmd_command_prompt_key_binding(struct cmd *, int);
1.26 nicm 33: enum cmd_retval cmd_command_prompt_exec(struct cmd *, struct cmd_q *);
1.8 nicm 34:
1.14 nicm 35: int cmd_command_prompt_callback(void *, const char *);
36: void cmd_command_prompt_free(void *);
1.1 nicm 37:
38: const struct cmd_entry cmd_command_prompt_entry = {
39: "command-prompt", NULL,
1.17 nicm 40: "I:p:t:", 0, 1,
41: "[-I inputs] [-p prompts] " CMD_TARGET_CLIENT_USAGE " [template]",
1.14 nicm 42: 0,
43: cmd_command_prompt_key_binding,
44: cmd_command_prompt_exec
1.8 nicm 45: };
46:
47: struct cmd_command_prompt_cdata {
1.1 nicm 48: struct client *c;
1.17 nicm 49: char *inputs;
50: char *next_input;
1.8 nicm 51: char *next_prompt;
52: char *prompts;
1.1 nicm 53: char *template;
1.8 nicm 54: int idx;
1.1 nicm 55: };
56:
57: void
1.14 nicm 58: cmd_command_prompt_key_binding(struct cmd *self, int key)
1.1 nicm 59: {
60: switch (key) {
1.18 nicm 61: case '$':
62: self->args = args_create(1, "rename-session '%%'");
63: args_set(self->args, 'I', "#S");
64: break;
1.1 nicm 65: case ',':
1.14 nicm 66: self->args = args_create(1, "rename-window '%%'");
1.18 nicm 67: args_set(self->args, 'I', "#W");
1.1 nicm 68: break;
69: case '.':
1.14 nicm 70: self->args = args_create(1, "move-window -t '%%'");
1.1 nicm 71: break;
72: case 'f':
1.14 nicm 73: self->args = args_create(1, "find-window '%%'");
1.13 nicm 74: break;
75: case '\'':
1.14 nicm 76: self->args = args_create(1, "select-window -t ':%%'");
77: args_set(self->args, 'p', "index");
78: break;
79: default:
80: self->args = args_create(0);
1.1 nicm 81: break;
82: }
83: }
84:
1.21 nicm 85: enum cmd_retval
1.26 nicm 86: cmd_command_prompt_exec(struct cmd *self, struct cmd_q *cmdq)
1.1 nicm 87: {
1.14 nicm 88: struct args *args = self->args;
1.17 nicm 89: const char *inputs, *prompts;
1.8 nicm 90: struct cmd_command_prompt_cdata *cdata;
1.1 nicm 91: struct client *c;
1.19 nicm 92: char *prompt, *ptr, *input = NULL;
1.8 nicm 93: size_t n;
1.1 nicm 94:
1.26 nicm 95: if ((c = cmd_find_client(cmdq, args_get(args, 't'), 0)) == NULL)
1.21 nicm 96: return (CMD_RETURN_ERROR);
1.1 nicm 97:
98: if (c->prompt_string != NULL)
1.21 nicm 99: return (CMD_RETURN_NORMAL);
1.1 nicm 100:
101: cdata = xmalloc(sizeof *cdata);
102: cdata->c = c;
1.8 nicm 103: cdata->idx = 1;
1.17 nicm 104: cdata->inputs = NULL;
105: cdata->next_input = NULL;
1.8 nicm 106: cdata->next_prompt = NULL;
107: cdata->prompts = NULL;
108: cdata->template = NULL;
109:
1.14 nicm 110: if (args->argc != 0)
111: cdata->template = xstrdup(args->argv[0]);
1.8 nicm 112: else
113: cdata->template = xstrdup("%1");
1.14 nicm 114:
1.17 nicm 115: if ((prompts = args_get(args, 'p')) != NULL)
1.14 nicm 116: cdata->prompts = xstrdup(prompts);
117: else if (args->argc != 0) {
118: n = strcspn(cdata->template, " ,");
119: xasprintf(&cdata->prompts, "(%.*s) ", (int) n, cdata->template);
1.8 nicm 120: } else
121: cdata->prompts = xstrdup(":");
122:
1.17 nicm 123: /* Get first prompt. */
1.8 nicm 124: cdata->next_prompt = cdata->prompts;
125: ptr = strsep(&cdata->next_prompt, ",");
1.14 nicm 126: if (prompts == NULL)
1.8 nicm 127: prompt = xstrdup(ptr);
1.19 nicm 128: else
129: xasprintf(&prompt, "%s ", ptr);
1.17 nicm 130:
131: /* Get initial prompt input. */
132: if ((inputs = args_get(args, 'I')) != NULL) {
133: cdata->inputs = xstrdup(inputs);
134: cdata->next_input = cdata->inputs;
1.19 nicm 135: input = strsep(&cdata->next_input, ",");
1.17 nicm 136: }
137:
138: status_prompt_set(c, prompt, input, cmd_command_prompt_callback,
1.14 nicm 139: cmd_command_prompt_free, cdata, 0);
1.20 nicm 140: free(prompt);
1.1 nicm 141:
1.21 nicm 142: return (CMD_RETURN_NORMAL);
1.1 nicm 143: }
144:
145: int
146: cmd_command_prompt_callback(void *data, const char *s)
147: {
1.8 nicm 148: struct cmd_command_prompt_cdata *cdata = data;
1.1 nicm 149: struct client *c = cdata->c;
150: struct cmd_list *cmdlist;
1.19 nicm 151: char *cause, *new_template, *prompt, *ptr;
152: char *input = NULL;
1.1 nicm 153:
1.8 nicm 154: if (s == NULL)
1.1 nicm 155: return (0);
156:
1.17 nicm 157: new_template = cmd_template_replace(cdata->template, s, cdata->idx);
1.20 nicm 158: free(cdata->template);
1.17 nicm 159: cdata->template = new_template;
1.8 nicm 160:
1.17 nicm 161: /*
162: * Check if there are more prompts; if so, get its respective input
163: * and update the prompt data.
164: */
1.8 nicm 165: if ((ptr = strsep(&cdata->next_prompt, ",")) != NULL) {
1.19 nicm 166: xasprintf(&prompt, "%s ", ptr);
167: input = strsep(&cdata->next_input, ",");
1.17 nicm 168: status_prompt_update(c, prompt, input);
169:
1.20 nicm 170: free(prompt);
1.8 nicm 171: cdata->idx++;
172: return (1);
173: }
1.1 nicm 174:
1.26 nicm 175: if (cmd_string_parse(new_template, &cmdlist, NULL, 0, &cause) != 0) {
1.8 nicm 176: if (cause != NULL) {
177: *cause = toupper((u_char) *cause);
178: status_message_set(c, "%s", cause);
1.20 nicm 179: free(cause);
1.1 nicm 180: }
1.8 nicm 181: return (0);
1.1 nicm 182: }
183:
1.26 nicm 184: cmdq_run(c->cmdq, cmdlist);
1.1 nicm 185: cmd_list_free(cmdlist);
186:
1.4 nicm 187: if (c->prompt_callbackfn != (void *) &cmd_command_prompt_callback)
1.1 nicm 188: return (1);
189: return (0);
1.4 nicm 190: }
191:
192: void
1.14 nicm 193: cmd_command_prompt_free(void *data)
1.4 nicm 194: {
1.8 nicm 195: struct cmd_command_prompt_cdata *cdata = data;
1.4 nicm 196:
1.20 nicm 197: free(cdata->inputs);
198: free(cdata->prompts);
199: free(cdata->template);
200: free(cdata);
1.1 nicm 201: }
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