wmii/lib/libwmii_hack/hack.c

134 lines
2.7 KiB
C

/* Copyright ©2008 Kris Maglione <maglione.k at Gmail>
* See LICENSE file for license details.
*/
#include "hack.h"
#include <dlfcn.h>
#include <stdbool.h>
#include <stdio.h>
#include <sys/time.h>
#include <sys/types.h>
#include <time.h>
#include <unistd.h>
#include "util.c"
#include "x11.c"
enum {
Timeout = 10,
};
static void* xlib;
static long transient;
static Atom types[32];
static long ntypes;
static char** tags;
static long pid;
static long stime;
static char hostname[256];
static long starttime;
typedef Window (*mapfn)(Display*, Window);
static Window (*mapwindow)(Display*, Window);
static Window (*mapraised)(Display*, Window);
static void
init(Display *d) { /* Hrm... assumes one display... */
char *toks[nelem(types)];
char *s, *p;
long n;
int i;
xlib = dlopen("libX11.so", RTLD_GLOBAL | RTLD_LAZY);
if(xlib == nil)
return;
mapwindow = (mapfn)(uintptr_t)dlsym(xlib, "XMapWindow");
mapraised = (mapfn)(uintptr_t)dlsym(xlib, "XMapRaised");
unsetenv("LD_PRELOAD");
if((s = getenv("WMII_HACK_TRANSIENT"))) {
if(getlong(s, &n))
transient = n;
unsetenv("WMII_HACK_TRANSIENT");
}
if((s = getenv("WMII_HACK_TYPE"))) {
s = strdup(s);
unsetenv("WMII_HACK_TYPE");
n = tokenize(toks, nelem(toks), s, ',');
for(i=0; i < n; i++) {
for(p=toks[i]; *p; p++)
if(*p >= 'a' && *p <= 'z')
*p += 'A' - 'a';
toks[i] = smprint("_NET_WM_WINDOW_TYPE_%s", toks[i]);
}
XInternAtoms(d, toks, n, false, types);
ntypes = n;
for(i=0; i < n; i++)
free(toks[i]);
free(s);
}
if((s = getenv("WMII_HACK_TAGS"))) {
s = strdup(s);
unsetenv("WMII_HACK_TAGS");
n = tokenize(toks, nelem(toks)-1, s, '+');
tags = strlistdup(toks, n);
free(s);
}
if((s = getenv("WMII_HACK_TIME"))) {
getlong(s, &stime);
unsetenv("WMII_HACK_TIME");
}
pid = getpid();
gethostname(hostname, sizeof hostname - 1);
}
static void
setprops(Display *d, Window w) {
long *l;
if(!xlib)
init(d);
if(getprop_long(d, w, "_NET_WM_PID", "CARDINAL", 0L, &l, 1L))
free(l);
else {
changeprop_long(d, w, "_NET_WM_PID", "CARDINAL", &pid, 1);
changeprop_string(d, w, "WM_CLIENT_MACHINE", hostname);
}
/* Kludge. */
if(starttime == 0)
starttime = time(0);
else if(time(0) > starttime + Timeout)
return;
if(transient)
changeprop_long(d, w, "WM_TRANSIENT_FOR", "WINDOW", &transient, 1);
if(ntypes)
changeprop_long(d, w, "_NET_WM_WINDOW_TYPE", "ATOM", (long*)types, ntypes);
if(tags)
changeprop_textlist(d, w, "_WMII_TAGS", "UTF8_STRING", tags);
if(stime)
changeprop_long(d, w, "_WMII_LAUNCH_TIME", "CARDINAL", &stime, 1);
}
int
XMapWindow(Display *d, Window w) {
setprops(d, w);
return mapwindow(d, w);
}
int
XMapRaised(Display *d, Window w) {
setprops(d, w);
return mapraised(d, w);
}