/* $OpenBSD: cmd-show-options.c,v 1.31 2016/03/03 14:15:22 nicm Exp $ */ /* * Copyright (c) 2007 Nicholas Marriott * * 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 #include #include #include "tmux.h" /* * Show options. */ enum cmd_retval cmd_show_options_exec(struct cmd *, struct cmd_q *); enum cmd_retval cmd_show_options_one(struct cmd *, struct cmd_q *, struct options *, int); enum cmd_retval cmd_show_options_all(struct cmd *, struct cmd_q *, struct options *, enum options_table_scope); const struct cmd_entry cmd_show_options_entry = { .name = "show-options", .alias = "show", .args = { "gqst:vw", 0, 1 }, .usage = "[-gqsvw] [-t target-session|target-window] [option]", .tflag = CMD_WINDOW_CANFAIL, .flags = 0, .exec = cmd_show_options_exec }; const struct cmd_entry cmd_show_window_options_entry = { .name = "show-window-options", .alias = "showw", .args = { "gvt:", 0, 1 }, .usage = "[-gv] " CMD_TARGET_WINDOW_USAGE " [option]", .tflag = CMD_WINDOW_CANFAIL, .flags = 0, .exec = cmd_show_options_exec }; enum cmd_retval cmd_show_options_exec(struct cmd *self, struct cmd_q *cmdq) { struct args *args = self->args; struct session *s = cmdq->state.tflag.s; struct winlink *wl = cmdq->state.tflag.wl; struct options *oo; enum options_table_scope scope; int quiet; const char *target; if (args_has(self->args, 's')) { oo = global_options; scope = OPTIONS_TABLE_SERVER; } else if (args_has(self->args, 'w') || self->entry == &cmd_show_window_options_entry) { scope = OPTIONS_TABLE_WINDOW; if (args_has(self->args, 'g')) oo = global_w_options; else if (wl == NULL) { target = args_get(args, 't'); if (target != NULL) { cmdq_error(cmdq, "no such window: %s", target); } else cmdq_error(cmdq, "no current window"); return (CMD_RETURN_ERROR); } else oo = wl->window->options; } else { scope = OPTIONS_TABLE_SESSION; if (args_has(self->args, 'g')) oo = global_s_options; else if (s == NULL) { target = args_get(args, 't'); if (target != NULL) { cmdq_error(cmdq, "no such session: %s", target); } else cmdq_error(cmdq, "no current session"); return (CMD_RETURN_ERROR); } else oo = s->options; } quiet = args_has(self->args, 'q'); if (args->argc == 0) return (cmd_show_options_all(self, cmdq, oo, scope)); else return (cmd_show_options_one(self, cmdq, oo, quiet)); } enum cmd_retval cmd_show_options_one(struct cmd *self, struct cmd_q *cmdq, struct options *oo, int quiet) { struct args *args = self->args; const char *name = args->argv[0]; const struct options_table_entry *oe; struct options_entry *o; const char *optval; retry: if (*name == '@') { if ((o = options_find1(oo, name)) == NULL) { if (quiet) return (CMD_RETURN_NORMAL); cmdq_error(cmdq, "unknown option: %s", name); return (CMD_RETURN_ERROR); } if (args_has(self->args, 'v')) cmdq_print(cmdq, "%s", o->str); else cmdq_print(cmdq, "%s \"%s\"", o->name, o->str); return (CMD_RETURN_NORMAL); } oe = NULL; if (options_table_find(name, &oe) != 0) { cmdq_error(cmdq, "ambiguous option: %s", name); return (CMD_RETURN_ERROR); } if (oe == NULL) { if (quiet) return (CMD_RETURN_NORMAL); cmdq_error(cmdq, "unknown option: %s", name); return (CMD_RETURN_ERROR); } if (oe->style != NULL) { name = oe->style; goto retry; } if ((o = options_find1(oo, oe->name)) == NULL) return (CMD_RETURN_NORMAL); optval = options_table_print_entry(oe, o, args_has(self->args, 'v')); if (args_has(self->args, 'v')) cmdq_print(cmdq, "%s", optval); else cmdq_print(cmdq, "%s %s", oe->name, optval); return (CMD_RETURN_NORMAL); } enum cmd_retval cmd_show_options_all(struct cmd *self, struct cmd_q *cmdq, struct options *oo, enum options_table_scope scope) { const struct options_table_entry *oe; struct options_entry *o; const char *optval; int vflag; o = options_first(oo); while (o != NULL) { if (*o->name == '@') { if (args_has(self->args, 'v')) cmdq_print(cmdq, "%s", o->str); else cmdq_print(cmdq, "%s \"%s\"", o->name, o->str); } o = options_next(o); } vflag = args_has(self->args, 'v'); for (oe = options_table; oe->name != NULL; oe++) { if (oe->style != NULL || oe->scope != scope) continue; if ((o = options_find1(oo, oe->name)) == NULL) continue; optval = options_table_print_entry(oe, o, vflag); if (vflag) cmdq_print(cmdq, "%s", optval); else cmdq_print(cmdq, "%s %s", oe->name, optval); } return (CMD_RETURN_NORMAL); }