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-rw-r--r--cmd-show-options.c260
1 files changed, 260 insertions, 0 deletions
diff --git a/cmd-show-options.c b/cmd-show-options.c
new file mode 100644
index 0000000..252a33c
--- /dev/null
+++ b/cmd-show-options.c
@@ -0,0 +1,260 @@
+/* $OpenBSD$ */
+
+/*
+ * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.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 <sys/types.h>
+
+#include <stdlib.h>
+#include <string.h>
+
+#include "tmux.h"
+
+/*
+ * Show options.
+ */
+
+static enum cmd_retval cmd_show_options_exec(struct cmd *, struct cmdq_item *);
+
+static void cmd_show_options_print(struct cmd *, struct cmdq_item *,
+ struct options_entry *, int, int);
+static enum cmd_retval cmd_show_options_all(struct cmd *, struct cmdq_item *,
+ int, struct options *);
+
+const struct cmd_entry cmd_show_options_entry = {
+ .name = "show-options",
+ .alias = "show",
+
+ .args = { "AgHpqst:vw", 0, 1, NULL },
+ .usage = "[-AgHpqsvw] " CMD_TARGET_PANE_USAGE " [option]",
+
+ .target = { 't', CMD_FIND_PANE, CMD_FIND_CANFAIL },
+
+ .flags = CMD_AFTERHOOK,
+ .exec = cmd_show_options_exec
+};
+
+const struct cmd_entry cmd_show_window_options_entry = {
+ .name = "show-window-options",
+ .alias = "showw",
+
+ .args = { "gvt:", 0, 1, NULL },
+ .usage = "[-gv] " CMD_TARGET_WINDOW_USAGE " [option]",
+
+ .target = { 't', CMD_FIND_WINDOW, CMD_FIND_CANFAIL },
+
+ .flags = CMD_AFTERHOOK,
+ .exec = cmd_show_options_exec
+};
+
+const struct cmd_entry cmd_show_hooks_entry = {
+ .name = "show-hooks",
+ .alias = NULL,
+
+ .args = { "gpt:w", 0, 1, NULL },
+ .usage = "[-gpw] " CMD_TARGET_PANE_USAGE,
+
+ .target = { 't', CMD_FIND_PANE, CMD_FIND_CANFAIL },
+
+ .flags = CMD_AFTERHOOK,
+ .exec = cmd_show_options_exec
+};
+
+static enum cmd_retval
+cmd_show_options_exec(struct cmd *self, struct cmdq_item *item)
+{
+ struct args *args = cmd_get_args(self);
+ struct cmd_find_state *target = cmdq_get_target(item);
+ struct options *oo;
+ char *argument, *name = NULL, *cause;
+ int window, idx, ambiguous, parent, scope;
+ struct options_entry *o;
+
+ window = (cmd_get_entry(self) == &cmd_show_window_options_entry);
+
+ if (args_count(args) == 0) {
+ scope = options_scope_from_flags(args, window, target, &oo,
+ &cause);
+ if (scope == OPTIONS_TABLE_NONE) {
+ if (args_has(args, 'q'))
+ return (CMD_RETURN_NORMAL);
+ cmdq_error(item, "%s", cause);
+ free(cause);
+ return (CMD_RETURN_ERROR);
+ }
+ return (cmd_show_options_all(self, item, scope, oo));
+ }
+ argument = format_single_from_target(item, args_string(args, 0));
+
+ name = options_match(argument, &idx, &ambiguous);
+ if (name == NULL) {
+ if (args_has(args, 'q'))
+ goto out;
+ if (ambiguous)
+ cmdq_error(item, "ambiguous option: %s", argument);
+ else
+ cmdq_error(item, "invalid option: %s", argument);
+ goto fail;
+ }
+ scope = options_scope_from_name(args, window, name, target, &oo,
+ &cause);
+ if (scope == OPTIONS_TABLE_NONE) {
+ if (args_has(args, 'q'))
+ goto out;
+ cmdq_error(item, "%s", cause);
+ free(cause);
+ goto fail;
+ }
+ o = options_get_only(oo, name);
+ if (args_has(args, 'A') && o == NULL) {
+ o = options_get(oo, name);
+ parent = 1;
+ } else
+ parent = 0;
+ if (o != NULL)
+ cmd_show_options_print(self, item, o, idx, parent);
+ else if (*name == '@') {
+ if (args_has(args, 'q'))
+ goto out;
+ cmdq_error(item, "invalid option: %s", argument);
+ goto fail;
+ }
+
+out:
+ free(name);
+ free(argument);
+ return (CMD_RETURN_NORMAL);
+
+fail:
+ free(name);
+ free(argument);
+ return (CMD_RETURN_ERROR);
+}
+
+static void
+cmd_show_options_print(struct cmd *self, struct cmdq_item *item,
+ struct options_entry *o, int idx, int parent)
+{
+ struct args *args = cmd_get_args(self);
+ struct options_array_item *a;
+ const char *name = options_name(o);
+ char *value, *tmp = NULL, *escaped;
+
+ if (idx != -1) {
+ xasprintf(&tmp, "%s[%d]", name, idx);
+ name = tmp;
+ } else {
+ if (options_is_array(o)) {
+ a = options_array_first(o);
+ if (a == NULL) {
+ if (!args_has(args, 'v'))
+ cmdq_print(item, "%s", name);
+ return;
+ }
+ while (a != NULL) {
+ idx = options_array_item_index(a);
+ cmd_show_options_print(self, item, o, idx,
+ parent);
+ a = options_array_next(a);
+ }
+ return;
+ }
+ }
+
+ value = options_to_string(o, idx, 0);
+ if (args_has(args, 'v'))
+ cmdq_print(item, "%s", value);
+ else if (options_is_string(o)) {
+ escaped = args_escape(value);
+ if (parent)
+ cmdq_print(item, "%s* %s", name, escaped);
+ else
+ cmdq_print(item, "%s %s", name, escaped);
+ free(escaped);
+ } else {
+ if (parent)
+ cmdq_print(item, "%s* %s", name, value);
+ else
+ cmdq_print(item, "%s %s", name, value);
+ }
+ free(value);
+
+ free(tmp);
+}
+
+static enum cmd_retval
+cmd_show_options_all(struct cmd *self, struct cmdq_item *item, int scope,
+ struct options *oo)
+{
+ struct args *args = cmd_get_args(self);
+ const struct options_table_entry *oe;
+ struct options_entry *o;
+ struct options_array_item *a;
+ const char *name;
+ u_int idx;
+ int parent;
+
+ if (cmd_get_entry(self) != &cmd_show_hooks_entry) {
+ o = options_first(oo);
+ while (o != NULL) {
+ if (options_table_entry(o) == NULL)
+ cmd_show_options_print(self, item, o, -1, 0);
+ o = options_next(o);
+ }
+ }
+ for (oe = options_table; oe->name != NULL; oe++) {
+ if (~oe->scope & scope)
+ continue;
+
+ if ((cmd_get_entry(self) != &cmd_show_hooks_entry &&
+ !args_has(args, 'H') &&
+ (oe->flags & OPTIONS_TABLE_IS_HOOK)) ||
+ (cmd_get_entry(self) == &cmd_show_hooks_entry &&
+ (~oe->flags & OPTIONS_TABLE_IS_HOOK)))
+ continue;
+
+ o = options_get_only(oo, oe->name);
+ if (o == NULL) {
+ if (!args_has(args, 'A'))
+ continue;
+ o = options_get(oo, oe->name);
+ if (o == NULL)
+ continue;
+ parent = 1;
+ } else
+ parent = 0;
+
+ if (!options_is_array(o))
+ cmd_show_options_print(self, item, o, -1, parent);
+ else if ((a = options_array_first(o)) == NULL) {
+ if (!args_has(args, 'v')) {
+ name = options_name(o);
+ if (parent)
+ cmdq_print(item, "%s*", name);
+ else
+ cmdq_print(item, "%s", name);
+ }
+ } else {
+ while (a != NULL) {
+ idx = options_array_item_index(a);
+ cmd_show_options_print(self, item, o, idx,
+ parent);
+ a = options_array_next(a);
+ }
+ }
+ }
+ return (CMD_RETURN_NORMAL);
+}
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