tmux/options-cmd.c
Nicholas Marriott 96dd3e8eb9 Permit multiple prefix keys to be defined, separated by commas, for example:
set -g prefix ^a,^b

Any key in the list acts as the prefix. The send-prefix command always sends
the first key in the list.
2009-09-22 12:38:10 +00:00

264 lines
6.3 KiB
C

/* $OpenBSD$ */
/*
* 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"
const char *
set_option_print(const struct set_option_entry *entry, struct options_entry *o)
{
static char out[BUFSIZ];
const char *s;
struct keylist *keylist;
u_int i;
*out = '\0';
switch (entry->type) {
case SET_OPTION_STRING:
xsnprintf(out, sizeof out, "\"%s\"", o->str);
break;
case SET_OPTION_NUMBER:
xsnprintf(out, sizeof out, "%lld", o->num);
break;
case SET_OPTION_KEYS:
keylist = o->data;
for (i = 0; i < ARRAY_LENGTH(keylist); i++) {
strlcat(out, key_string_lookup_key(
ARRAY_ITEM(keylist, i)), sizeof out);
if (i != ARRAY_LENGTH(keylist) - 1)
strlcat(out, ",", sizeof out);
}
break;
case SET_OPTION_COLOUR:
s = colour_tostring(o->num);
xsnprintf(out, sizeof out, "%s", s);
break;
case SET_OPTION_ATTRIBUTES:
s = attributes_tostring(o->num);
xsnprintf(out, sizeof out, "%s", s);
break;
case SET_OPTION_FLAG:
if (o->num)
strlcpy(out, "on", sizeof out);
else
strlcpy(out, "off", sizeof out);
break;
case SET_OPTION_CHOICE:
s = entry->choices[o->num];
xsnprintf(out, sizeof out, "%s", s);
break;
}
return (out);
}
void
set_option_string(struct cmd_ctx *ctx, struct options *oo,
const struct set_option_entry *entry, char *value, int append)
{
struct options_entry *o;
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;
o = options_set_string(oo, entry->name, "%s", newvalue);
ctx->info(
ctx, "set option: %s -> %s", o->name, set_option_print(entry, o));
if (newvalue != value)
xfree(newvalue);
}
void
set_option_number(struct cmd_ctx *ctx, struct options *oo,
const struct set_option_entry *entry, char *value)
{
struct options_entry *o;
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;
}
o = options_set_number(oo, entry->name, number);
ctx->info(
ctx, "set option: %s -> %s", o->name, set_option_print(entry, o));
}
void
set_option_keys(struct cmd_ctx *ctx, struct options *oo,
const struct set_option_entry *entry, char *value)
{
struct options_entry *o;
struct keylist *keylist;
char *copyvalue, *ptr, *str;
int key;
if (value == NULL) {
ctx->error(ctx, "empty value");
return;
}
keylist = xmalloc(sizeof *keylist);
ARRAY_INIT(keylist);
ptr = copyvalue = xstrdup(value);
while ((str = strsep(&ptr, ",")) != NULL) {
if ((key = key_string_lookup_string(str)) == KEYC_NONE) {
xfree(keylist);
ctx->error(ctx, "unknown key: %s", str);
xfree(copyvalue);
return;
}
ARRAY_ADD(keylist, key);
}
xfree(copyvalue);
o = options_set_data(oo, entry->name, keylist, xfree);
ctx->info(
ctx, "set option: %s -> %s", o->name, set_option_print(entry, o));
}
void
set_option_colour(struct cmd_ctx *ctx, struct options *oo,
const struct set_option_entry *entry, char *value)
{
struct options_entry *o;
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;
}
o = options_set_number(oo, entry->name, colour);
ctx->info(
ctx, "set option: %s -> %s", o->name, set_option_print(entry, o));
}
void
set_option_attributes(struct cmd_ctx *ctx, struct options *oo,
const struct set_option_entry *entry, char *value)
{
struct options_entry *o;
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;
}
o = options_set_number(oo, entry->name, attr);
ctx->info(
ctx, "set option: %s -> %s", o->name, set_option_print(entry, o));
}
void
set_option_flag(struct cmd_ctx *ctx, struct options *oo,
const struct set_option_entry *entry, char *value)
{
struct options_entry *o;
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;
}
}
o = options_set_number(oo, entry->name, flag);
ctx->info(
ctx, "set option: %s -> %s", o->name, set_option_print(entry, o));
}
void
set_option_choice(struct cmd_ctx *ctx, struct options *oo,
const struct set_option_entry *entry, char *value)
{
struct options_entry *o;
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;
}
o = options_set_number(oo, entry->name, choice);
ctx->info(
ctx, "set option: %s -> %s", o->name, set_option_print(entry, o));
}