Add a --portdir option, requested by Daniel Robbins.

2 files changed, 9 insertions, 0 deletions

diff --git a/bin/egencache b/bin/egencache
index fc046b711..c078d98a7 100755
--- a/bin/egencache
+++ b/bin/egencache
@@ -62,6 +62,9 @@ def parse_args(args):
 		action="store",
 		help="max load allowed when spawning multiple jobs",
 		dest="load_average")
+	parser.add_option("--portdir",
+		help="override the portage tree location",
+		dest="portdir")
 	parser.add_option("--rsync",
 		action="store_true",
 		help="enable rsync stat collision workaround " + \
@@ -292,6 +295,9 @@ def egencache_main(args):
 	if options.cache_dir is not None:
 		env['PORTAGE_DEPCACHEDIR'] = options.cache_dir
 
+	if options.portdir is not None:
+		env['PORTDIR'] = options.portdir
+
 	settings = portage.config(config_root=config_root,
 		target_root='/', local_config=False, env=env)
 
diff --git a/man/egencache.1 b/man/egencache.1
index 78b9c17e5..84a60b95e 100644
--- a/man/egencache.1
+++ b/man/egencache.1
@@ -44,6 +44,9 @@ The name should correspond the value of a \fBrepo_name\fR entry (see
 \fBportage\fR(5)) from one of the repositories that is configured via the
 \fBPORTDIR\fR or \fBPORTDIR_OVERLAY\fR variables (see \fBmake.conf\fR(5)).
 .TP
+.BR "\-\-portdir=PORTDIR"
+Override the portage tree location.
+.TP
 .BR "\-\-rsync"
 When used together with the \fB\-\-update\fR action, this enables a workaround
 for cases in which the content of a cache entry changes and neither the file