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Correct setting of _NET_WM_PID

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The property _NET_WM_PID is a CARDINAL which per definition has format
32, whatever the size of pid_t may be.
CARDINALS (and other format 32 items) must always be passed to Xlib in
long's, whatever the size of long may be.
This commit is contained in:
Kim Woelders 2022-03-31 06:34:04 +02:00 committed by N-R-K
parent bf6c062779
commit e9468d3d36
1 changed files with 2 additions and 2 deletions
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4
window.c
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@ -189,7 +189,7 @@ void win_open(win_t *win)
int gmask; int gmask;
XSizeHints sizehints; XSizeHints sizehints;
XWMHints hints; XWMHints hints;
pid_t pid; long pid;
char hostname[256]; char hostname[256];
XSetWindowAttributes attrs; XSetWindowAttributes attrs;
char res_class[] = RES_CLASS; char res_class[] = RES_CLASS;
@ -247,7 +247,7 @@ void win_open(win_t *win)
/* set the _NET_WM_PID */ /* set the _NET_WM_PID */
pid = getpid(); pid = getpid();
XChangeProperty(e->dpy, win->xwin, atoms[ATOM__NET_WM_PID], XA_CARDINAL, XChangeProperty(e->dpy, win->xwin, atoms[ATOM__NET_WM_PID], XA_CARDINAL,
sizeof(pid_t) * 8, PropModeReplace, (unsigned char *) &pid, 1); 32, PropModeReplace, (unsigned char *) &pid, 1);
if (gethostname(hostname, ARRLEN(hostname)) == 0) { if (gethostname(hostname, ARRLEN(hostname)) == 0) {
XTextProperty tp; XTextProperty tp;
tp.value = (unsigned char *)hostname; tp.value = (unsigned char *)hostname;