shithub: riscv

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ref: 4dc437c0763268ebf3c77c2a11cafa224173bfdd
parent: 2db3642b8d3b871c6f9d1f4e3204b2f44fc4b79f
author: Ori Bernstein <ori@eigenstate.org>
date: Fri Dec 18 14:23:48 EST 2020

vt: rfork environment varibles (thanks fshahriar)

vt sets several environment variables ($TERM, $COLS, $LINES)
after exiting. This change rforks the environment so that this
detritus doesn't get left behind.

--- a/sys/src/cmd/vt/main.c

+++ b/sys/src/cmd/vt/main.c

@@ -298,6 +298,8 @@

 		break;

 	}ARGEND;

+	if(rfork(RFENVG) < 0)

+		sysfatal("rfork: %r");

 	quotefmtinstall();

 	notify(catch);

 	atexit(shutdown);