# st

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    commit f9a0524f9430147a3e4a0d200cb3bbd54d1448a4
    parent a49919a10c11c141f1bfb8414d5c8d2ca9d4a90e
    Author: Matthias-Christian Ott <ott@enolink.de>
    Date:   Sat, 14 Jun 2008 23:24:12 +0200

    add select(2)-based i/o multiplexing

    Diffstat:
    Mstd.c | 26+++++++++++++++++++-------

    1 file changed, 19 insertions(+), 7 deletions(-)
    diff --git a/std.c b/std.c
    @@ -263,20 +263,32 @@ ungetch(int c) {

     int
     main(int argc, char *argv[]) {
    +	fd_set rfds;
    +	int r;
    +
     	if(argc == 2 && !strcmp("-v", argv[1]))
     		eprint("std-"VERSION", © 2008 Matthias-Christian Ott\n");
     	else if(argc == 1)
     		eprint("usage: st [-v]\n");
     	getpty();
     	shell();
    +	FD_ZERO(&rfds);
    +	FD_SET(STDIN_FILENO, &rfds);
    +	FD_SET(ptm, &rfds);
     	for(;;) {
    -		c = getch();
    -		switch(c) {
    -		case '\033':
    -			parseesc();
    -			break;
    -		default:
    -			putchar(c);
    +		r = select(ptm + 1, &rfds, NULL, NULL, NULL);
    +		if(r == -1)
    +			eprintn("error, cannot select");
    +		if(FD_ISSET(ptm, &rfds)) {
    +			c = getch();
    +			switch(c) {
    +			case '\033':
    +				parseesc();
    +				break;
    +			default:
    +				putchar(c);
    +			}
    +			fflush(stdout);
     		}
     	}
     	return 0;