Allow KERL_AGNER_AUTOINSTALL on the command line

2 files changed, 8 insertions, 2 deletions

diff --git a/README.md b/README.md
index ea2fd73..6f90a12 100644
--- a/README.md
+++ b/README.md
@@ -73,7 +73,7 @@ You can verify your build has been registered:
     R14B02,r14b02
     R14B02,r14b02_nohipe
 
-Now install a build to some location (optionally you can disable agner support by adding KERL_DISABLE_AGNER=yes to your $HOME/.kerlrc file, or on the contrary define a list of additional packages to install using the KERL_AGNER_AUTOINSTALL directive in the same file):
+Now install a build to some location (optionally you can disable agner support by adding KERL_DISABLE_AGNER=yes to your $HOME/.kerlrc file, or on the contrary define a list of additional packages to install using the KERL_AGNER_AUTOINSTALL directive in the same file or on the command line):
    
     $ kerl install r14b02 /path/to/install/dir/
     Installing Erlang/OTP R14B02 (r14b02) in /path/to/install/dir...
@@ -244,7 +244,7 @@ If path is ommited the current working directory will be used
 
 #### Auto-installing packages
 
-You can auto-install agner packages listing them in the KERL_AGNER_AUTOINSTALL variable in your $HOME/.kerlrc file, e.g. KERL_AGNER_AUTOINSTALL="erlzmq cowboy"
+You can auto-install agner packages listing them in the KERL_AGNER_AUTOINSTALL variable in your $HOME/.kerlrc file or on the command line, e.g. KERL_AGNER_AUTOINSTALL="erlzmq cowboy"
 
 #### SASL startup
 
diff --git a/kerl b/kerl
index 4b2d109..ccc0750 100755
--- a/kerl
+++ b/kerl
@@ -32,6 +32,9 @@ fi
 if [ -n "$KERL_SASL_STARTUP" ]; then
     _KSS="$KERL_SASL_STARTUP"
 fi
+if [ -n "$KERL_AGNER_AUTOINSTALL" ]; then
+    _KAA="$KERL_AGNER_AUTOINSTALL"
+fi
 KERL_CONFIGURE_OPTIONS=
 KERL_DISABLE_AGNER=
 KERL_SASL_STARTUP=
@@ -48,6 +51,9 @@ fi
 if [ -n "$_KSS" ]; then
     KERL_SASL_STARTUP="$_KSS"
 fi
+if [ -n "$_KAA" ]; then
+    KERL_AGNER_AUTOINSTALL="$_KAA"
+fi
 
 if [ -z "$KERL_SASL_STARTUP" ]; then
     INSTALL_OPT=-minimal