venv activate patch

activate_patch.diff

--- /home/joncrall/venv2/bin/activate.old	2017-10-25 13:18:36.981600140 -0400
+++ /home/joncrall/venv2/bin/activate	2017-10-25 13:20:02.878155488 -0400
@@ -8,7 +8,15 @@
     # ! [ -z ${VAR+_} ] returns true if VAR is declared at all
     if ! [ -z "${_OLD_VIRTUAL_PATH+_}" ] ; then
         PATH="$_OLD_VIRTUAL_PATH"
+        C_INCLUDE_PATH="$_OLD_C_INCLUDE_PATH"
+        LD_LIBRARY_PATH="$_OLD_VIRTUAL_LD_LIBRARY_PATH"
+        
         export PATH
+        export C_INCLUDE_PATH
+        export LD_LIBRARY_PATH
+        
+        unset _OLD_C_INCLUDE_PATH
+        unset _OLD_VIRTUAL_LD_LIBRARY_PATH
         unset _OLD_VIRTUAL_PATH
     fi
     if ! [ -z "${_OLD_VIRTUAL_PYTHONHOME+_}" ] ; then
@@ -44,8 +52,16 @@
 export VIRTUAL_ENV
 
 _OLD_VIRTUAL_PATH="$PATH"
+_OLD_C_INCLUDE_PATH="$C_INCLUDE_PATH"
+_OLD_VIRTUAL_LD_LIBRARY_PATH="$LD_LIBRARY_PATH"
+
 PATH="$VIRTUAL_ENV/bin:$PATH"
+C_INCLUDE_PATH="$C_INCLUDE_PATH/include:$C_INCLUDE_PATH"
+LD_LIBRARY_PATH="$VIRTUAL_ENV/lib:$LD_LIBRARY_PATH"
+
 export PATH
+export C_INCLUDE_PATH
+export LD_LIBRARY_PATH
 
 # unset PYTHONHOME if set
 if ! [ -z "${PYTHONHOME+_}" ] ; then