commit 8a066fabd9796ca80f5a359c3c6cf57c947b1b95
parent 6c0e05eb0d297a0d26080bea3b6040ab14ad65ae
Author: Anselm R. Garbe <arg@suckless.org>
Date:   Mon, 26 Feb 2007 11:44:41 +0100

if isatty() first read from stdin and then grab the keyboard, otherwise first grab the keyboard and then read from stdin
Diffstat:
Mmain.c | 27+++++++++++++++++----------
1 file changed, 17 insertions(+), 10 deletions(-)

diff --git a/main.c b/main.c @@ -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++) {