X-Git-Url: https://git.plutz.net/?a=blobdiff_plain;f=searchindex.sh;h=526877dc7de0ffc2f540e39fe3226d06b5a12f7a;hb=65b04e000d563f2347370cbf3e1e01cf2af0a168;hp=66f2704e97472657c7b1c5e97f53fd34043e6e24;hpb=7c77b7ea9dca882837840bfe9508801bafeae472;p=shellwiki

diff --git a/searchindex.sh b/searchindex.sh
index 66f2704..526877d 100755
--- a/searchindex.sh
+++ b/searchindex.sh
@@ -14,7 +14,7 @@
 # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR
 # IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
-export _EXEC="${0%/*}/" _DATA="."
+export _EXEC="${_EXEC:-${0%/*}/}" _DATA="${_DATA:-.}"
 verb="" v=0 cmd="" force="" location=""
 
 help() {
@@ -59,14 +59,15 @@ help() {
 	Options:
 
 	--exec INSTALL_DIR
-	    Point to the location of your shellwiki installation. This will
-	    default to the path at which the script is called, if it can be
-	    determined.
+	    Point to the location of your shellwiki installation. Without
+	    this optin, the location will be read from the environments
+	    variable "\$_EXEC", or will default to the path at which the
+	    script is called, if it can be determined.
 
 	--data SITE_DIR
 	    Point to the location of your site installation. I.e. the directory
-	    containing your "pages/" and "index/" dir. Defaults to working
-	    directory.
+	    containing your "pages/" and "index/" dir. Defaults to the
+	    environment variable "\$_DATA" or the working directory.
 
 	--force
 	    Add pages to index even if they seem to be indexed already.