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-rw-r--r--options-cmd.c152
1 files changed, 152 insertions, 0 deletions
diff --git a/options-cmd.c b/options-cmd.c
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+/* $Id: options-cmd.c,v 1.1 2008-12-08 16:19:51 nicm Exp $ */
+
+/*
+ * Copyright (c) 2008 Nicholas Marriott <nicm@users.sourceforge.net>
+ *
+ * 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"
+
+void
+set_option_string(struct cmd_ctx *ctx, struct options *oo,
+ const struct set_option_entry *entry, char *value)
+{
+ if (value == NULL) {
+ ctx->error(ctx, "empty value");
+ return;
+ }
+
+ options_set_string(oo, entry->name, "%s", value);
+}
+
+void
+set_option_number(struct cmd_ctx *ctx, struct options *oo,
+ const struct set_option_entry *entry, char *value)
+{
+ long long number;
+ const char *errstr;
+
+ if (value == NULL) {
+ ctx->error(ctx, "empty value");
+ return;
+ }
+
+ number = strtonum(value, entry->minimum, entry->maximum, &errstr);
+ if (errstr != NULL) {
+ ctx->error(ctx, "value is %s: %s", errstr, value);
+ return;
+ }
+ options_set_number(oo, entry->name, number);
+}
+
+void
+set_option_key(struct cmd_ctx *ctx, struct options *oo,
+ const struct set_option_entry *entry, char *value)
+{
+ int key;
+
+ if (value == NULL) {
+ ctx->error(ctx, "empty value");
+ return;
+ }
+
+ if ((key = key_string_lookup_string(value)) == KEYC_NONE) {
+ ctx->error(ctx, "unknown key: %s", value);
+ return;
+ }
+ options_set_number(oo, entry->name, key);
+
+}
+
+void
+set_option_colour(struct cmd_ctx *ctx, struct options *oo,
+ const struct set_option_entry *entry, char *value)
+{
+ u_char colour;
+
+ if (value == NULL) {
+ ctx->error(ctx, "empty value");
+ return;
+ }
+
+ if ((colour = colour_fromstring(value)) > 8) {
+ ctx->error(ctx, "bad colour: %s", value);
+ return;
+ }
+
+ options_set_number(oo, entry->name, colour);
+}
+
+void
+set_option_flag(struct cmd_ctx *ctx, struct options *oo,
+ const struct set_option_entry *entry, char *value)
+{
+ int flag;
+
+ if (value == NULL || *value == '\0')
+ flag = !options_get_number(oo, entry->name);
+ else {
+ if ((value[0] == '1' && value[1] == '\0') ||
+ strcasecmp(value, "on") == 0 ||
+ strcasecmp(value, "yes") == 0)
+ flag = 1;
+ else if ((value[0] == '0' && value[1] == '\0') ||
+ strcasecmp(value, "off") == 0 ||
+ strcasecmp(value, "no") == 0)
+ flag = 0;
+ else {
+ ctx->error(ctx, "bad value: %s", value);
+ return;
+ }
+ }
+
+ options_set_number(oo, entry->name, flag);
+}
+
+void
+set_option_choice(struct cmd_ctx *ctx, struct options *oo,
+ const struct set_option_entry *entry, char *value)
+{
+ const char **choicep;
+ int n, choice = -1;
+
+ if (value == NULL) {
+ ctx->error(ctx, "empty value");
+ return;
+ }
+
+ n = 0;
+ for (choicep = entry->choices; *choicep != NULL; choicep++) {
+ n++;
+ if (strncmp(*choicep, value, strlen(value)) != 0)
+ continue;
+
+ if (choice != -1) {
+ ctx->error(ctx, "ambiguous option: %s", value);
+ return;
+ }
+ choice = n - 1;
+ }
+ if (choice == -1) {
+ ctx->error(ctx, "unknown option: %s", value);
+ return;
+ }
+
+ options_set_number(oo, entry->name, choice);
+}