Add user .bashrc and .bash_profile files and slightly modified the system bashrc

source-files/bashrc

@@ -1,6 +1,7 @@
 # /etc/bashrc
 
-# Setting bash prompt if not in chroot
-if ! [ "$(awk '$5=="/" {print $1}' </proc/1/mountinfo)" != "$(awk '$5=="/" {print $1}' </proc/$$/mountinfo)" ]; then
-  PS1='[\u@\h \W]\$ '
-fi
+# Return if not running interactively
+[[ $- == *i* ]] || return
+
+# Set bash prompt
+PS1='[\u@\h \W]\$ '

source-files/profile

@@ -22,17 +22,17 @@ if [ -f /etc/locale.conf ]; then
   set +a
 fi
 
+# Source scripts in profile.d
 if [ -d /etc/profile.d ]; then
 	for f in /etc/profile.d/*.sh; do
-		[ -r "$f" ] && source "$f"
+		[ -r "$f" ] && . "$f"
 	done
 fi
 
 # Unsetting functions
 unset -f append_path
 
-# Run /etc/bashrc if in an interactive terminal
-if [[ $- == *i* ]]; then
-    . /etc/bashrc
+# Run /etc/bashrc if running in a non-posix-compliant bash shell and if the file exists
+if [ -f /etc/bashrc ] && [ -n "$BASH" ] && [ -z "$POSIXLY_CORRECT"]; then
+	. /etc/bashrc
 fi
-

source-files/user.bash_profile

@@ -0,0 +1,4 @@
+# ~/.bash_profile
+
+# Source user .bashrc if it exists
+[ -f $HOME/.bashrc ] && source $HOME/.bashrc

source-files/user.bashrc

@@ -0,0 +1,7 @@
+# ~/.bashrc
+
+# Return if not running interactively
+[[ $- == *i* ]] || return
+
+# Set bash prompt
+PS1='[\u@\h \W]\$ '