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devenv: make #ec files not show up as world writable

--- a/sys/man/3/env

+++ b/sys/man/3/env

@@ -49,7 +49,6 @@

 All processes see the same

 .BR #ec ;

 its contents are writable only by the host owner.

-[XXX actually everything is world writable; that's a mistake.]

 .SH SEE ALSO

 .IR rc (1),

 .IR fork (2),

--- a/sys/src/9/port/devenv.c

+++ b/sys/src/9/port/devenv.c

@@ -37,7 +37,7 @@

 	Evalue *e;

 	if(s == DEVDOTDOT){

-		devdir(c, c->qid, "#e", 0, eve, DMDIR|0775, dp);

+		devdir(c, c->qid, "#e", 0, eve, 0775, dp);

 		return 1;

 	}

@@ -56,7 +56,8 @@

 	/* make sure name string continues to exist after we release lock */

 	kstrcpy(up->genbuf, e->name, sizeof up->genbuf);

-	devdir(c, e->qid, up->genbuf, e->len, eve, 0666, dp);

+	devdir(c, e->qid, up->genbuf, e->len, eve,

+		eg == &confegrp || eg != up->egrp ? 0664: 0666, dp);

 	runlock(eg);

 	return 1;

 }

@@ -394,7 +395,7 @@

 	char buf[2*KNAMELEN];

 	snprint(buf, sizeof(buf), "#e%s/%s", conf?"c":"", ename);

-	c = namec(buf, Acreate, OWRITE, 0600);

+	c = namec(buf, Acreate, OWRITE, 0666);

 	devtab[c->type]->write(c, eval, strlen(eval), 0);

 	cclose(c);

 }

-- 

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