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vt: rfork environment varibles (thanks fshahriar)

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vt sets several environment variables ($TERM, $COLS, $LINES)
after exiting. This change rforks the environment so that this
detritus doesn't get left behind.
This commit is contained in:
Ori Bernstein 2020-12-18 19:23:48 -08:00
parent 2db3642b8d
commit 4dc437c076
1 changed files with 2 additions and 0 deletions
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2
sys/src/cmd/vt/main.c
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@ -298,6 +298,8 @@ threadmain(int argc, char **argv)
break;
}ARGEND;
if(rfork(RFENVG) < 0)
sysfatal("rfork: %r");
quotefmtinstall();
notify(catch);
atexit(shutdown);