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/* $OpenBSD: options-cmd.c,v 1.2 2009/08/04 18:45:57 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, int append)
{
char *oldvalue, *newvalue;
if (value == NULL) {
ctx->error(ctx, "empty value");
return;
}
if (append) {
oldvalue = options_get_string(oo, entry->name);
xasprintf(&newvalue, "%s%s", oldvalue, value);
} else
newvalue = value;
options_set_string(oo, entry->name, "%s", newvalue);
ctx->info(ctx, "set option: %s -> %s", entry->name, newvalue);
if (newvalue != value)
xfree(newvalue);
}
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);
ctx->info(ctx, "set option: %s -> %lld", 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);
ctx->info(ctx,
"set option: %s -> %s", entry->name, key_string_lookup_key(key));
}
void
set_option_colour(struct cmd_ctx *ctx, struct options *oo,
const struct set_option_entry *entry, char *value)
{
int colour;
if (value == NULL) {
ctx->error(ctx, "empty value");
return;
}
if ((colour = colour_fromstring(value)) == -1) {
ctx->error(ctx, "bad colour: %s", value);
return;
}
options_set_number(oo, entry->name, colour);
ctx->info(ctx,
"set option: %s -> %s", entry->name, colour_tostring(colour));
}
void
set_option_attributes(struct cmd_ctx *ctx, struct options *oo,
const struct set_option_entry *entry, char *value)
{
int attr;
if (value == NULL) {
ctx->error(ctx, "empty value");
return;
}
if ((attr = attributes_fromstring(value)) == -1) {
ctx->error(ctx, "bad attributes: %s", value);
return;
}
options_set_number(oo, entry->name, attr);
ctx->info(ctx,
"set option: %s -> %s", entry->name, attributes_tostring(attr));
}
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);
ctx->info(ctx,
"set option: %s -> %s", entry->name, flag ? "on" : "off");
}
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);
ctx->info(ctx,
"set option: %s -> %s", entry->name, entry->choices[choice]);
}
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