tmux/attributes.c

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/* $OpenBSD$ */
/*
* Copyright (c) 2009 Joshua Elsasser <josh@elsasser.org>
*
* 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 <string.h>
#include "tmux.h"
const char *
attributes_tostring(int attr)
{
static char buf[512];
size_t len;
if (attr == 0)
return ("none");
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len = xsnprintf(buf, sizeof buf, "%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
(attr & GRID_ATTR_CHARSET) ? "acs," : "",
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(attr & GRID_ATTR_BRIGHT) ? "bright," : "",
(attr & GRID_ATTR_DIM) ? "dim," : "",
(attr & GRID_ATTR_UNDERSCORE) ? "underscore," : "",
(attr & GRID_ATTR_BLINK)? "blink," : "",
(attr & GRID_ATTR_REVERSE) ? "reverse," : "",
(attr & GRID_ATTR_HIDDEN) ? "hidden," : "",
(attr & GRID_ATTR_ITALICS) ? "italics," : "",
(attr & GRID_ATTR_STRIKETHROUGH) ? "strikethrough," : "",
(attr & GRID_ATTR_UNDERSCORE_2) ? "double-underscore," : "",
(attr & GRID_ATTR_UNDERSCORE_3) ? "curly-underscore," : "",
(attr & GRID_ATTR_UNDERSCORE_4) ? "dotted-underscore," : "",
(attr & GRID_ATTR_UNDERSCORE_5) ? "dashed-underscore," : "",
(attr & GRID_ATTR_OVERLINE) ? "overline," : "");
if (len > 0)
buf[len - 1] = '\0';
return (buf);
}
int
attributes_fromstring(const char *str)
{
const char delimiters[] = " ,|";
int attr;
size_t end;
u_int i;
struct {
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const char *name;
int attr;
} table[] = {
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{ "acs", GRID_ATTR_CHARSET },
{ "bright", GRID_ATTR_BRIGHT },
{ "bold", GRID_ATTR_BRIGHT },
{ "dim", GRID_ATTR_DIM },
{ "underscore", GRID_ATTR_UNDERSCORE },
{ "blink", GRID_ATTR_BLINK },
{ "reverse", GRID_ATTR_REVERSE },
{ "hidden", GRID_ATTR_HIDDEN },
{ "italics", GRID_ATTR_ITALICS },
{ "strikethrough", GRID_ATTR_STRIKETHROUGH },
{ "double-underscore", GRID_ATTR_UNDERSCORE_2 },
{ "curly-underscore", GRID_ATTR_UNDERSCORE_3 },
{ "dotted-underscore", GRID_ATTR_UNDERSCORE_4 },
{ "dashed-underscore", GRID_ATTR_UNDERSCORE_5 },
{ "overline", GRID_ATTR_OVERLINE }
};
if (*str == '\0' || strcspn(str, delimiters) == 0)
return (-1);
if (strchr(delimiters, str[strlen(str) - 1]) != NULL)
return (-1);
if (strcasecmp(str, "default") == 0 || strcasecmp(str, "none") == 0)
return (0);
attr = 0;
do {
end = strcspn(str, delimiters);
for (i = 0; i < nitems(table); i++) {
if (end != strlen(table[i].name))
continue;
if (strncasecmp(str, table[i].name, end) == 0) {
attr |= table[i].attr;
break;
}
}
if (i == nitems(table))
return (-1);
str += end + strspn(str + end, delimiters);
} while (*str != '\0');
return (attr);
}