improve environ installation script

.gitignore

@@ -1 +1 @@
-environment
+.environment

Makefile

@@ -1,6 +1,7 @@
 LOCATION="$(HOME)/.config"
 DATA="$(HOME)/.local/share"
-install: install_bspwm install_nvim install_sx install_sxhkd install_zathura install_simplestatus install_bash install_ssh install_git environment
+install_local: install_bspwm install_nvim install_sx install_sxhkd install_zathura install_simplestatus install_bash install_ssh install_git
+install: .environment
 install_bspwm:
 	cp -r bspwm $(LOCATION)
 install_nvim:
@@ -21,5 +22,5 @@ install_ssh:
 	cp -r ssh $(LOCATION)
 install_git:
 	cp -r git $(LOCATION)
-environment:
+.environment:
 	sh environ

environ

@@ -2,11 +2,12 @@
 
 set -x
 
+[ -f .environment ] && exit 2
 [ -w /etc/bash.bashrc ] || exit 1
 [ -w /etc/profile ] || exit 1
 
 printf '[ -f $HOME/.config/bash/bashrc ] && . $HOME/.config/bash/bashrc\n' >> /etc/bash.bashrc
 printf '[ -f $HOME/.config/bash/profile ] && . $HOME/.config/bash/profile\n' >> /etc/profile
-touch environment
+touch .environment
 
 set +x