swytch/dmenu
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if isatty() first read from stdin and then grab the keyboard, otherwise first grab the keyboard and then read from stdin

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This commit is contained in:
Anselm R. Garbe 2007-02-26 11:44:41 +01:00
parent 6c0e05eb0d
commit 8a066fabd9
1 changed files with 17 additions and 10 deletions
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27
main.c
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@ -108,6 +108,13 @@ drawmenu(void) {
XFlush(dpy);
}
static void
grabkeyboard(void) {
while(XGrabKeyboard(dpy, root, True, GrabModeAsync,
GrabModeAsync, CurrentTime) != GrabSuccess)
usleep(1000);
}
static unsigned long
initcolor(const char *colstr) {
Colormap cmap = DefaultColormap(dpy, screen);
@ -418,12 +425,6 @@ main(int argc, char *argv[]) {
XModifierKeymap *modmap;
XSetWindowAttributes wa;
if(argc == 2 && !strncmp("-v", argv[1], 3))
eprint("dmenu-"VERSION", (C)opyright MMVI-MMVII Anselm R. Garbe\n");
else if(isatty(STDIN_FILENO)) {
fputs("error: dmenu can't run in an interactive shell\n", stdout);
usage();
}
/* command line args */
for(i = 1; i < argc; i++)
if(!strncmp(argv[i], "-b", 3)) {
@ -447,6 +448,8 @@ main(int argc, char *argv[]) {
else if(!strncmp(argv[i], "-sf", 4)) {
if(++i < argc) selfg = argv[i];
}
else if(!strncmp(argv[i], "-v", 3))
eprint("dmenu-"VERSION", (C)opyright MMVI-MMVII Anselm R. Garbe\n");
else
usage();
setlocale(LC_CTYPE, "");
@ -455,10 +458,14 @@ main(int argc, char *argv[]) {
eprint("dmenu: cannot open display\n");
screen = DefaultScreen(dpy);
root = RootWindow(dpy, screen);
while(XGrabKeyboard(dpy, root, True, GrabModeAsync,
GrabModeAsync, CurrentTime) != GrabSuccess)
usleep(1000);
maxname = readstdin();
if(isatty(STDIN_FILENO)) {
maxname = readstdin();
grabkeyboard();
}
else { /* prevent keypress loss */
grabkeyboard();
maxname = readstdin();
}
/* init modifier map */
modmap = XGetModifierMapping(dpy);
for (i = 0; i < 8; i++) {