Applying a shortening proposal for the run loop of k0ga.

This commit is contained in:
Christoph Lohmann 2012-09-16 20:43:51 +02:00
parent 58a57a2305
commit 426887ccec

17
st.c
View file

@ -2329,13 +2329,13 @@ run(void) {
XEvent ev; XEvent ev;
fd_set rfd; fd_set rfd;
int xfd = XConnectionNumber(xw.dpy), i; int xfd = XConnectionNumber(xw.dpy), i;
struct timeval drawtimeout; struct timeval drawtimeout, *tv = NULL;
for(;;) { for(i = 0;; i++) {
FD_ZERO(&rfd); FD_ZERO(&rfd);
FD_SET(cmdfd, &rfd); FD_SET(cmdfd, &rfd);
FD_SET(xfd, &rfd); FD_SET(xfd, &rfd);
if(select(MAX(xfd, cmdfd)+1, &rfd, NULL, NULL, NULL) < 0) { if(select(MAX(xfd, cmdfd)+1, &rfd, NULL, NULL, tv) < 0) {
if(errno == EINTR) if(errno == EINTR)
continue; continue;
die("select failed: %s\n", SERRNO); die("select failed: %s\n", SERRNO);
@ -2345,23 +2345,20 @@ run(void) {
* Stop after a certain number of reads so the user does not * Stop after a certain number of reads so the user does not
* feel like the system is stuttering. * feel like the system is stuttering.
*/ */
for(i = 0; i < 1000 && FD_ISSET(cmdfd, &rfd); i++) { if(i < 1000 && FD_ISSET(cmdfd, &rfd)) {
ttyread(); ttyread();
FD_ZERO(&rfd);
FD_SET(cmdfd, &rfd);
/* /*
* Just wait a bit so it isn't disturbing the * Just wait a bit so it isn't disturbing the
* user and the system is able to write something. * user and the system is able to write something.
*/ */
drawtimeout.tv_sec = 0; drawtimeout.tv_sec = 0;
drawtimeout.tv_usec = 5; drawtimeout.tv_usec = 5;
if(select(cmdfd+1, &rfd, NULL, NULL, &drawtimeout) < 0) { tv = &drawtimeout;
if(errno == EINTR)
continue; continue;
die("select failed: %s\n", SERRNO);
}
} }
i = 0;
tv = NULL;
while(XPending(xw.dpy)) { while(XPending(xw.dpy)) {
XNextEvent(xw.dpy, &ev); XNextEvent(xw.dpy, &ev);