Add 'kerl path' subcommand

Re #185
- [x] add `path` subcommad

1 files changed, 15 insertions, 0 deletions

diff --git a/kerl b/kerl
index 98cefb2..f6c9e88 100755
--- a/kerl
+++ b/kerl
@@ -1229,6 +1229,11 @@ list_has()
     return 1
 }
 
+path_usage()
+{
+    echo "usage: $0 path [<install_name>]"
+}
+
 list_usage()
 {
     echo "usage: $0 list <releases|builds|installations>"
@@ -1549,6 +1554,16 @@ case "$1" in
                 ;;
         esac
         ;;
+    path)
+        # Usage:
+        # kerl path
+        # # Print currently active installation path, else non-zero exit
+        # kerl path <install>
+        # Print path to installation with name <install>, else non-zero exit
+        if [ -z "$2" ]; then
+            get_active_path
+        fi
+        ;;
     delete)
         if [ $# -ne 3 ]; then
             delete_usage