Annotation of src/usr.bin/tmux/cmd-show-options.c, Revision 1.61
1.61 ! nicm 1: /* $OpenBSD: cmd-show-options.c,v 1.60 2020/04/13 08:26:27 nicm Exp $ */
1.1 nicm 2:
3: /*
1.30 nicm 4: * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
1.1 nicm 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 <stdlib.h>
22: #include <string.h>
1.35 nicm 23: #include <vis.h>
1.1 nicm 24:
25: #include "tmux.h"
26:
27: /*
28: * Show options.
29: */
30:
1.34 nicm 31: static enum cmd_retval cmd_show_options_exec(struct cmd *, struct cmdq_item *);
1.1 nicm 32:
1.46 nicm 33: static void cmd_show_options_print(struct cmd *, struct cmdq_item *,
1.54 nicm 34: struct options_entry *, int, int);
1.34 nicm 35: static enum cmd_retval cmd_show_options_all(struct cmd *, struct cmdq_item *,
1.56 nicm 36: int, struct options *);
1.18 nicm 37:
1.1 nicm 38: const struct cmd_entry cmd_show_options_entry = {
1.28 nicm 39: .name = "show-options",
40: .alias = "show",
41:
1.56 nicm 42: .args = { "AgHpqst:vw", 0, 1 },
43: .usage = "[-AgHpqsvw] " CMD_TARGET_PANE_USAGE " [option]",
1.28 nicm 44:
1.56 nicm 45: .target = { 't', CMD_FIND_PANE, CMD_FIND_CANFAIL },
1.29 nicm 46:
1.33 nicm 47: .flags = CMD_AFTERHOOK,
1.28 nicm 48: .exec = cmd_show_options_exec
1.1 nicm 49: };
50:
1.13 nicm 51: const struct cmd_entry cmd_show_window_options_entry = {
1.28 nicm 52: .name = "show-window-options",
53: .alias = "showw",
54:
55: .args = { "gvt:", 0, 1 },
56: .usage = "[-gv] " CMD_TARGET_WINDOW_USAGE " [option]",
57:
1.41 nicm 58: .target = { 't', CMD_FIND_WINDOW, CMD_FIND_CANFAIL },
1.29 nicm 59:
1.33 nicm 60: .flags = CMD_AFTERHOOK,
1.28 nicm 61: .exec = cmd_show_options_exec
1.13 nicm 62: };
63:
1.48 nicm 64: const struct cmd_entry cmd_show_hooks_entry = {
65: .name = "show-hooks",
66: .alias = NULL,
67:
1.59 nicm 68: .args = { "gpt:w", 0, 1 },
69: .usage = "[-gpw] " CMD_TARGET_PANE_USAGE,
1.48 nicm 70:
1.59 nicm 71: .target = { 't', CMD_FIND_PANE, CMD_FIND_CANFAIL },
1.48 nicm 72:
73: .flags = CMD_AFTERHOOK,
74: .exec = cmd_show_options_exec
75: };
76:
1.32 nicm 77: static enum cmd_retval
1.34 nicm 78: cmd_show_options_exec(struct cmd *self, struct cmdq_item *item)
1.1 nicm 79: {
1.60 nicm 80: struct args *args = cmd_get_args(self);
1.61 ! nicm 81: struct cmd_find_state *target = cmdq_get_target(item);
1.46 nicm 82: struct client *c = cmd_find_client(item, NULL, 1);
1.31 nicm 83: struct options *oo;
1.46 nicm 84: char *argument, *name = NULL, *cause;
1.56 nicm 85: int window, idx, ambiguous, parent, scope;
1.46 nicm 86: struct options_entry *o;
1.1 nicm 87:
1.60 nicm 88: window = (cmd_get_entry(self) == &cmd_show_window_options_entry);
1.55 nicm 89:
1.51 nicm 90: if (args->argc == 0) {
1.61 ! nicm 91: scope = options_scope_from_flags(args, window, target, &oo,
! 92: &cause);
1.52 nicm 93: if (scope == OPTIONS_TABLE_NONE) {
94: if (args_has(args, 'q'))
95: return (CMD_RETURN_NORMAL);
96: cmdq_error(item, "%s", cause);
97: free(cause);
98: return (CMD_RETURN_ERROR);
99: }
1.54 nicm 100: return (cmd_show_options_all(self, item, scope, oo));
1.51 nicm 101: }
1.61 ! nicm 102: argument = format_single_from_target(item, args->argv[0], c);
1.46 nicm 103:
104: name = options_match(argument, &idx, &ambiguous);
105: if (name == NULL) {
106: if (args_has(args, 'q'))
107: goto fail;
108: if (ambiguous)
109: cmdq_error(item, "ambiguous option: %s", argument);
110: else
111: cmdq_error(item, "invalid option: %s", argument);
112: goto fail;
113: }
1.61 ! nicm 114: scope = options_scope_from_name(args, window, name, target, &oo,
! 115: &cause);
1.35 nicm 116: if (scope == OPTIONS_TABLE_NONE) {
1.46 nicm 117: if (args_has(args, 'q'))
118: goto fail;
1.35 nicm 119: cmdq_error(item, "%s", cause);
120: free(cause);
1.46 nicm 121: goto fail;
1.1 nicm 122: }
1.46 nicm 123: o = options_get_only(oo, name);
1.54 nicm 124: if (args_has(args, 'A') && o == NULL) {
125: o = options_get(oo, name);
126: parent = 1;
127: } else
128: parent = 0;
1.46 nicm 129: if (o != NULL)
1.54 nicm 130: cmd_show_options_print(self, item, o, idx, parent);
1.1 nicm 131:
1.46 nicm 132: free(name);
133: free(argument);
134: return (CMD_RETURN_NORMAL);
135:
136: fail:
137: free(name);
138: free(argument);
139: return (CMD_RETURN_ERROR);
1.35 nicm 140: }
141:
142: static void
143: cmd_show_options_print(struct cmd *self, struct cmdq_item *item,
1.54 nicm 144: struct options_entry *o, int idx, int parent)
1.35 nicm 145: {
1.60 nicm 146: struct args *args = cmd_get_args(self);
1.43 nicm 147: struct options_array_item *a;
1.48 nicm 148: const char *name = options_name(o);
149: char *value, *tmp = NULL, *escaped;
1.35 nicm 150:
151: if (idx != -1) {
1.48 nicm 152: xasprintf(&tmp, "%s[%d]", name, idx);
1.35 nicm 153: name = tmp;
154: } else {
1.43 nicm 155: if (options_isarray(o)) {
156: a = options_array_first(o);
1.48 nicm 157: if (a == NULL) {
1.60 nicm 158: if (!args_has(args, 'v'))
1.48 nicm 159: cmdq_print(item, "%s", name);
160: return;
161: }
1.43 nicm 162: while (a != NULL) {
163: idx = options_array_item_index(a);
1.54 nicm 164: cmd_show_options_print(self, item, o, idx,
165: parent);
1.43 nicm 166: a = options_array_next(a);
1.39 nicm 167: }
168: return;
169: }
1.35 nicm 170: }
171:
1.40 nicm 172: value = options_tostring(o, idx, 0);
1.60 nicm 173: if (args_has(args, 'v'))
1.35 nicm 174: cmdq_print(item, "%s", value);
175: else if (options_isstring(o)) {
1.53 nicm 176: escaped = args_escape(value);
1.54 nicm 177: if (parent)
178: cmdq_print(item, "%s* %s", name, escaped);
179: else
180: cmdq_print(item, "%s %s", name, escaped);
1.35 nicm 181: free(escaped);
1.54 nicm 182: } else {
183: if (parent)
184: cmdq_print(item, "%s* %s", name, value);
185: else
186: cmdq_print(item, "%s %s", name, value);
187: }
1.47 nicm 188: free(value);
1.35 nicm 189:
190: free(tmp);
1.18 nicm 191: }
192:
1.32 nicm 193: static enum cmd_retval
1.56 nicm 194: cmd_show_options_all(struct cmd *self, struct cmdq_item *item, int scope,
195: struct options *oo)
1.18 nicm 196: {
1.60 nicm 197: struct args *args = cmd_get_args(self);
1.54 nicm 198: const struct options_table_entry *oe;
1.49 nicm 199: struct options_entry *o;
200: struct options_array_item *a;
1.56 nicm 201: const char *name;
1.49 nicm 202: u_int idx;
1.54 nicm 203: int parent;
204:
1.57 nicm 205: o = options_first(oo);
206: while (o != NULL) {
207: if (options_table_entry(o) == NULL)
208: cmd_show_options_print(self, item, o, -1, 0);
209: o = options_next(o);
210: }
1.54 nicm 211: for (oe = options_table; oe->name != NULL; oe++) {
1.56 nicm 212: if (~oe->scope & scope)
1.54 nicm 213: continue;
1.18 nicm 214:
1.60 nicm 215: if ((cmd_get_entry(self) != &cmd_show_hooks_entry &&
216: !args_has(args, 'H') &&
1.49 nicm 217: (oe->flags & OPTIONS_TABLE_IS_HOOK)) ||
1.60 nicm 218: (cmd_get_entry(self) == &cmd_show_hooks_entry &&
1.58 nicm 219: (~oe->flags & OPTIONS_TABLE_IS_HOOK)))
1.48 nicm 220: continue;
1.54 nicm 221:
222: o = options_get_only(oo, oe->name);
223: if (o == NULL) {
1.60 nicm 224: if (!args_has(args, 'A'))
1.54 nicm 225: continue;
226: o = options_get(oo, oe->name);
227: if (o == NULL)
228: continue;
229: parent = 1;
230: } else
231: parent = 0;
232:
1.43 nicm 233: if (!options_isarray(o))
1.54 nicm 234: cmd_show_options_print(self, item, o, -1, parent);
1.48 nicm 235: else if ((a = options_array_first(o)) == NULL) {
1.60 nicm 236: if (!args_has(args, 'v')) {
1.56 nicm 237: name = options_name(o);
1.54 nicm 238: if (parent)
1.56 nicm 239: cmdq_print(item, "%s*", name);
1.54 nicm 240: else
1.56 nicm 241: cmdq_print(item, "%s", name);
1.54 nicm 242: }
1.48 nicm 243: } else {
1.43 nicm 244: while (a != NULL) {
245: idx = options_array_item_index(a);
1.56 nicm 246: cmd_show_options_print(self, item, o, idx,
247: parent);
1.43 nicm 248: a = options_array_next(a);
1.35 nicm 249: }
1.15 nicm 250: }
1.18 nicm 251: }
1.16 nicm 252: return (CMD_RETURN_NORMAL);
1.1 nicm 253: }
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