Add source_directory_files and use it everywhere

dotfiles/lib/setup_functions.sh

@@ -67,3 +67,10 @@ function environment_variable_exists {
 function command_exists {
     hash "$1" 2>/dev/null 1>/dev/null
 }
+
+function source_directory_files {
+	for filename in "$1"/*; do
+		environment_variable_exists SHELL_STARTUP_DEBUG && echo "Sourcing $filename"
+        source "$filename"
+    done
+}

dotfiles/lib/shellenv.sh

@@ -15,10 +15,4 @@ environment_variable_exists ENVIRONMENT_SETUP_DONE || _setup_env
 # _ruby_setup
 _python_setup
 
-function _source_shellenv_files {
+source_directory_files "$HOME/.lib/shellenv"
-    for filename in ~/.lib/shellenv/*; do
-        source $filename
-    done
-}
-
-_source_shellenv_files

dotfiles/lib/shellpath.sh

@@ -5,7 +5,11 @@ function _setup_env {
 
     add_to_path "$HOME/.local/bin" "$HOME/.lib/bin" "$HOME/bin" "/usr/local/bin" --before
     _ruby_setup
-    _python_setup
+
+    # XXX/TODO:
+    # This is in shellenv.sh now
+    # _python_setup
+
     is_osx && _osx_path_setup
     _emacs_setup
     _java_setup

dotfiles/lib/shellrc.sh

@@ -1,6 +1,4 @@
-for filename in ~/.lib/shellrc/*; do
+source_directory_files "$HOME/.lib/shellrc"
-    source $filename
-done
 
 [ -s "/usr/local/bin/virtualenvwrapper.sh" ] && . /usr/local/bin/virtualenvwrapper.sh
 function j() {

dotfiles/lib/zsh.sh

@@ -1,6 +1,4 @@
-for filename in ~/.lib/zsh/*; do
+source_directory_files "$HOME/.lib/zsh"
-    source $filename
-done
 
 alias srczsh="source ~/.zshrc"
 alias zshenv="source ~/.zshenv"