From e3d6596c981bb5b2d640ce3d07985251ad9752c7 Mon Sep 17 00:00:00 2001
From: Omer Kilic <omerkilic@gmail.com>
Date: Fri, 7 Nov 2014 18:49:03 +0000
Subject: refuse installation in $HOME.

---
 kerl | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

(limited to 'kerl')

diff --git a/kerl b/kerl
index 1a01a28..d65439c 100755
--- a/kerl
+++ b/kerl
@@ -725,12 +725,22 @@ case "$1" in
             exit 1
         fi
         if [ $# -eq 3 ]; then
-            do_install $2 "$3"
+            if [ "$3" = "$HOME" ]; then
+                echo "Refusing to install in $HOME, this is a bad idea."
+                exit 1
+            else
+                do_install $2 "$3"
+            fi
         else
             if [ -z "$KERL_DEFAULT_INSTALL_DIR" ]; then
-              do_install $2 .
+                if [ "$PWD" = "$HOME" ]; then
+                    echo "Refusing to install in $HOME, this is a bad idea."
+                    exit 1
+                else
+                    do_install $2 .
+                fi
             else
-              do_install $2 "$KERL_DEFAULT_INSTALL_DIR/$2"
+                do_install $2 "$KERL_DEFAULT_INSTALL_DIR/$2"
             fi
         fi
         ;;
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