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applied Hiltjo's cleanup patch

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This commit is contained in:
Anselm R Garbe 2010-11-19 11:53:59 +00:00
parent a644baf674
commit b68528d85d
1 changed files with 3 additions and 11 deletions
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14
dwm.c
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@ -267,7 +267,6 @@ static void (*handler[LASTEvent]) (XEvent *) = {
[UnmapNotify] = unmapnotify
};
static Atom wmatom[WMLast], netatom[NetLast];
static Bool otherwm;
static Bool running = True;
static Cursor cursor[CurLast];
static Display *dpy;
@ -458,13 +457,10 @@ buttonpress(XEvent *e) {
void
checkotherwm(void) {
otherwm = False;
xerrorxlib = XSetErrorHandler(xerrorstart);
/* this causes an error if some other window manager is running */
XSelectInput(dpy, DefaultRootWindow(dpy), SubstructureRedirectMask);
XSync(dpy, False);
if(otherwm)
die("dwm: another window manager is already running\n");
XSetErrorHandler(xerror);
XSync(dpy, False);
}
@ -994,12 +990,11 @@ initfont(const char *fontstr) {
XFreeStringList(missing);
}
if(dc.font.set) {
XFontSetExtents *font_extents;
XFontStruct **xfonts;
char **font_names;
dc.font.ascent = dc.font.descent = 0;
font_extents = XExtentsOfFontSet(dc.font.set);
XExtentsOfFontSet(dc.font.set);
n = XFontsOfFontSet(dc.font.set, &xfonts, &font_names);
for(i = 0, dc.font.ascent = 0, dc.font.descent = 0; i < n; i++) {
dc.font.ascent = MAX(dc.font.ascent, (*xfonts)->ascent);
@ -1088,14 +1083,12 @@ killclient(const Arg *arg) {
void
manage(Window w, XWindowAttributes *wa) {
static Client cz;
Client *c, *t = NULL;
Window trans = None;
XWindowChanges wc;
if(!(c = malloc(sizeof(Client))))
if(!(c = calloc(1, sizeof(Client))))
die("fatal: could not malloc() %u bytes\n", sizeof(Client));
*c = cz;
c->win = w;
updatetitle(c);
if(XGetTransientForHint(dpy, w, &trans) && (t = wintoclient(trans))) {
@ -1579,7 +1572,6 @@ showhide(Client *c) {
}
}
void
sigchld(int unused) {
if(signal(SIGCHLD, sigchld) == SIG_ERR)
@ -2015,7 +2007,7 @@ xerrordummy(Display *dpy, XErrorEvent *ee) {
* is already running. */
int
xerrorstart(Display *dpy, XErrorEvent *ee) {
otherwm = True;
die("dwm: another window manager is already running\n");
return -1;
}