xfnw/plan9fox
1
0
Fork 0
Code Issues Pull requests Projects Releases Wiki Activity

vt: send interrupt on exit, open logfile OCEXEC, run host after environment got exported, send rest of arguments to host

Browse source
This commit is contained in:
cinap_lenrek 2017-04-18 03:13:15 +02:00
parent d4cc35f387
commit db729cbb50
1 changed files with 22 additions and 21 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

43
sys/src/cmd/vt/main.c
View file

@ -131,24 +131,18 @@ Rune* onscreenp(int, int);
int
start_host(void)
{
int fd;
switch((hostpid = rfork(RFPROC|RFNAMEG|RFFDG|RFNOTEG))) {
case 0:
fd = open("/dev/cons", OREAD);
dup(fd,0);
if(fd != 0)
close(fd);
fd = open("/dev/cons", OWRITE);
dup(fd,1);
dup(fd,2);
if(fd != 1 && fd !=2)
close(fd);
close(0);
open("/dev/cons", OREAD);
close(1);
open("/dev/cons", OWRITE);
dup(1, 2);
execl("/bin/rc","rcX",nil);
fprint(2,"failed to start up rc\n");
fprint(2, "failed to start up rc: %r\n");
_exits("rc");
case -1:
fprint(2,"rc startup: fork error\n");
fprint(2,"rc startup: fork: %r\n");
_exits("rc_fork");
}
return open("/mnt/cons/data", ORDWR);
@ -192,6 +186,7 @@ hostreader(void*)
static void
shutdown(void)
{
send_interrupt();
postnote(PNGROUP, getpid(), "exit");
threadexitsall(nil);
}
@ -208,7 +203,7 @@ threadmain(int argc, char **argv)
void
usage(void)
{
fprint(2, "usage: %s [-2abcrx] [-f font] [-l logfile]\n", argv0);
fprint(2, "usage: %s [-2abcrx] [-f font] [-l logfile] [cmd...]\n", argv0);
exits("usage");
}
@ -244,7 +239,7 @@ initialize(int argc, char **argv)
break;
case 'l':
p = EARGF(usage());
logfd = create(p, OWRITE, 0666);
logfd = create(p, OWRITE|OCEXEC, 0666);
if(logfd < 0)
sysfatal("could not create log file: %s: %r", p);
break;
@ -269,9 +264,6 @@ initialize(int argc, char **argv)
if((cs = consctl()) == nil)
sysfatal("consctl failed: %r");
cs->raw = rflag;
hc = chancreate(sizeof(Rune*), 1);
if((hostfd = start_host()) >= 0)
proccreate(hostreader, nil, BSIZE+1024);
histp = hist;
menu2.item = menutext2;
@ -301,9 +293,18 @@ initialize(int argc, char **argv)
resize();
if(argc > 0) {
sendnchars(strlen(argv[0]),argv[0]);
sendnchars(1,"\n");
hc = chancreate(sizeof(Rune*), 1);
if((hostfd = start_host()) >= 0)
proccreate(hostreader, nil, BSIZE+1024);
while(*argv != nil){
sendnchars(strlen(*argv), *argv);
if(argv[1] == nil){
sendnchars(1, "\n");
break;
}
sendnchars(1, " ");
argv++;
}
}