awesome/rules.c

126 lines
2.9 KiB
C

/*
* rules.c - rules management
*
* Copyright © 2007-2008 Julien Danjou <julien@danjou.info>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*/
#include "rules.h"
#include "common/xutil.h"
extern AwesomeConf globalconf;
regex_t *
rules_compile_regex(char *val)
{
regex_t *reg;
if(val)
{
reg = p_new(regex_t, 1);
if(regcomp(reg, val, REG_EXTENDED))
p_delete(&reg);
else
return reg;
}
return NULL;
}
static bool
client_match_rule(Client *c, Rule *r)
{
char *prop, buf[512];
regmatch_t tmp;
ssize_t len;
class_hint_t *ch = NULL;
bool ret = false;
if(r->prop_r)
{
/* first try to match on name */
ch = x_get_class_hint(globalconf.connection, c->win);
if (!ch)
return false;
len = a_strlen(ch->res_class) + a_strlen(ch->res_name) + a_strlen(c->name);
prop = p_new(char, len + 3);
/* rule matching */
snprintf(prop, len + 3, "%s:%s:%s",
ch->res_class ? ch->res_class : "", ch->res_name ? ch->res_name : "", c->name);
ret = !regexec(r->prop_r, prop, 1, &tmp, 0);
p_delete(&prop);
if(ch->res_class)
p_delete(&ch->res_class);
if(ch->res_name)
p_delete(&ch->res_name);
p_delete(&ch);
if(ret)
return true;
}
if(r->xprop
&& r->xpropval_r
&& xgettextprop(globalconf.connection, c->win,
x_intern_atom(globalconf.connection, r->xprop),
buf, ssizeof(buf)))
ret = !regexec(r->xpropval_r, buf, 1, &tmp, 0);
return ret;
}
bool
tag_match_rule(Tag *t, Rule *r)
{
regmatch_t tmp;
if(r->tags_r && !regexec(r->tags_r, t->name, 1, &tmp, 0))
return true;
return false;
}
Rule *
rule_matching_client(Client *c)
{
Rule *r;
for(r = globalconf.rules; r; r = r->next)
if(client_match_rule(c, r))
return r;
return NULL;
}
Fuzzy
rules_get_fuzzy_from_str(const char *str)
{
if(!a_strcmp(str, "true") || !a_strcmp(str, "yes"))
return Yes;
else if(!a_strcmp(str, "false") || !a_strcmp(str, "no"))
return No;
return Maybe;
}
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