From: ceriel <none@none>
Date: Mon, 17 Jul 1989 16:19:10 +0000 (+0000)
Subject: documented environment variables, changed EM_DIR into ACKDIR
X-Git-Tag: release-5-5~2332
X-Git-Url: https://git.ndcode.org/public/gitweb.cgi?a=commitdiff_plain;h=3e357f311f831d851cc9e2ef8c6bffac8229820b;p=ack.git

documented environment variables, changed EM_DIR into ACKDIR
---

diff --git a/util/ack/ack.1.X b/util/ack/ack.1.X
index b1da3cd07..1e8a126a5 100644
--- a/util/ack/ack.1.X
+++ b/util/ack/ack.1.X
@@ -377,6 +377,16 @@ input:name:output:description
 \&.o:cv:a.out:Conversion from Ack object to machine object
 .TE
 .in -2
+.SH "ENVIRONMENT VARIABLES"
+.IP ACKDIR
+If set, this environment variable overrides ack's idea of its home
+directory.
+.IP ACKM
+If set, this environment variable overrides ack's idea of the default
+machine it compiles for.
+.IP ACKFE
+If set, this environment variable tells ack where to get the front-end
+description file.
 .SH "SEE ALSO"
 .PD 0
 em_opt(6), em_ass(6), em_cg(6), ack.out(5)
diff --git a/util/ack/main.c b/util/ack/main.c
index 910556df4..d52e9b0af 100644
--- a/util/ack/main.c
+++ b/util/ack/main.c
@@ -123,7 +123,7 @@ varinit() {
 	register char *envstr ;
 	extern char em_dir[];
 
-	if ( envstr=getenv("EM_DIR") ) {
+	if ( envstr=getenv("ACKDIR") ) {
 		setsvar(keeps(HOME),keeps(envstr)) ;
 	} else {
 		setsvar(keeps(HOME),keeps(em_dir)) ;