bashrc: Set CARGO_TARGET_DIR if ~/tmp/cargo or ~/cargo exist

Sponsored-by: author

1 files changed, 111 insertions, 142 deletions

diff --git a/bashrc b/bashrc
index e430dba..ec4078d 100644
--- a/bashrc
+++ b/bashrc
@@ -1,86 +1,68 @@
 ########################################################################
 # Colour definitions for parts of $PS1.
 
-
 # Do we even have a terminal we can do things to?
-we_have_term()
-{
-    [ "$TERM" ] && [ "$TERM" != dumb ]
+we_have_term() {
+	[ "$TERM" ] && [ "$TERM" != dumb ]
 }
 
-
-raw_termattr()
-{
-    if we_have_term
-    then
-        for attr in "$@"
-        do
-            case "$attr" in
-                normal)
-                    tput sgr0
-                    ;;
-                red)
-                    tput setaf 1
-                    ;;
-                blue)
-                    tput setaf 4
-                    ;;
-                bold)
-                    tput bold
-                    ;;
-            esac
-        done
-    fi
+raw_termattr() {
+	if we_have_term; then
+		for attr in "$@"; do
+			case "$attr" in
+			normal)
+				tput sgr0
+				;;
+			red)
+				tput setaf 1
+				;;
+			blue)
+				tput setaf 4
+				;;
+			bold)
+				tput bold
+				;;
+			esac
+		done
+	fi
 }
 
-
 # Output terminal attribute changing sequence, if there's a terminal.
 # Also output output bash $PS1 sequences to tell bash it's
 # non-printing characters.
-termattr()
-{
-    printf '\['
-    raw_termattr "$@"
-    printf '\]'
+termattr() {
+	printf '\['
+	raw_termattr "$@"
+	printf '\]'
 }
 
-
-
 ########################################################################
 # Collect info to show in $PS1
 
-
-find_git_root()
-{
-    (
-        set -e
-        while [ "$(pwd)" != / ]
-        do
-            if [ -d .git ]
-            then
-                pwd
-                break
-        else
-            cd ..
-            fi
-        done
-    )
+find_git_root() {
+	(
+		set -e
+		while [ "$(pwd)" != / ]; do
+			if [ -d .git ]; then
+				pwd
+				break
+			else
+				cd ..
+			fi
+		done
+	)
 }
 
-
-is_git_repo()
-{
-    case "$(find_git_root)" in
-        /*) return 0 ;;
-        *) return 1 ;;
-    esac
+is_git_repo() {
+	case "$(find_git_root)" in
+	/*) return 0 ;;
+	*) return 1 ;;
+	esac
 }
 
-
-get_git_branch()
-{
-    git branch --no-color | 
-    awk '
+get_git_branch() {
+	git branch --no-color |
+		awk '
         BEGIN { max = 30 }
         /^\* / {
             name = $2
@@ -91,108 +73,90 @@ get_git_branch()
     '
 }
 
-
 ########################################################################
 # Set window title for terminal emulator, screen.
 
-set_window_title()
-{
-    case "$TERM" in
-        xterm*)
-	    printf '\033]1;%s\07' "$1" > /dev/tty
-	    printf '\033]2;%s\07' "$1" > /dev/tty
-	    ;;
-        screen)
-            printf '\ek%s\e\\' "$1" > /dev/tty
-	    ;;
-    esac
+set_window_title() {
+	case "$TERM" in
+	xterm*)
+		printf '\033]1;%s\07' "$1" >/dev/tty
+		printf '\033]2;%s\07' "$1" >/dev/tty
+		;;
+	screen)
+		printf '\ek%s\e\\' "$1" >/dev/tty
+		;;
+	esac
 }
 
-
-
 ########################################################################
 # Dynamically change $PS1 or output other things just before the prompt.
 
+wrap_if_nonempty() {
+	local thing="$1"
+	local before="$2"
+	local after="$3"
 
-wrap_if_nonempty()
-{
-    local thing="$1"
-    local before="$2"
-    local after="$3"
-
-    if [ -n "$thing" ]
-    then
-        printf '%s%s%s' "$before" "$thing" "$after"
-    fi
+	if [ -n "$thing" ]; then
+		printf '%s%s%s' "$before" "$thing" "$after"
+	fi
 }
 
-
-define_ps1()
-{
-    termattr bold blue
-    date +%H:%M | tr -d '\n'
-    local hostname="$(hostname)"
-    case "$hostname" in
-        exolobe3)
-            printf ' \w '
-            ;;
-        *)
-            termattr red
-            printf ' %s' "$hostname"
-            termattr bold blue
-            printf ':\w '
-            ;;
-    esac
-    termattr normal
-
-    if is_git_repo
-    then
-        wrap_if_nonempty "$(get_git_branch)" "$(termattr bold blue)[" "]$(termattr normal)"
-    fi
-
-    termattr bold blue
-    printf '\$ '
-    termattr normal
+define_ps1() {
+	termattr bold blue
+	date +%H:%M | tr -d '\n'
+	local hostname="$(hostname)"
+	case "$hostname" in
+	exolobe3)
+		printf ' \w '
+		;;
+	*)
+		termattr red
+		printf ' %s' "$hostname"
+		termattr bold blue
+		printf ':\w '
+		;;
+	esac
+	termattr normal
+
+	if is_git_repo; then
+		wrap_if_nonempty "$(get_git_branch)" "$(termattr bold blue)[" "]$(termattr normal)"
+	fi
+
+	termattr bold blue
+	printf '\$ '
+	termattr normal
 }
 
-
-define_window_title()
-{
-    printf "%s:" "$(hostname)"
-    pwd | sed "s,$HOME,~,"
+define_window_title() {
+	printf "%s:" "$(hostname)"
+	pwd | sed "s,$HOME,~,"
 }
 
-
-tell_about_exit_code()
-{
-    local exit_code="$1"
-    if [ "$exit_code" != 0 ]
-    then
-        raw_termattr bold red
-        printf '[PREVIOUS COMMAND EXIT: %s]\n' "$exit_code"
-        raw_termattr normal
-    fi
+tell_about_exit_code() {
+	local exit_code="$1"
+	if [ "$exit_code" != 0 ]; then
+		raw_termattr bold red
+		printf '[PREVIOUS COMMAND EXIT: %s]\n' "$exit_code"
+		raw_termattr normal
+	fi
 }
 
-
 export PROMPT_COMMAND=prompt_command
-prompt_command() { 
-    tell_about_exit_code "$?"
-    PS1="$(define_ps1)"
-    set_window_title "$(define_window_title)"
+prompt_command() {
+	tell_about_exit_code "$?"
+	PS1="$(define_ps1)"
+	set_window_title "$(define_window_title)"
 }
 
-
 ###############
 
 ulimit -c unlimited
 umask 002
 
-if command -v emacs > /dev/null
-then
-    export EDITOR=emacs
+if command -v emacs >/dev/null; then
+	export EDITOR=emacs
 else
-    export EDITOR=vi
+	export EDITOR=vi
 fi
 export PATH="$HOME/.cargo/bin:$PATH:$HOME/bin"
 export PAGER=less
@@ -207,10 +171,15 @@ export ANSIBLE_ROLES_PATH="$HOME/code/debian-ansible/roles:$HOME/pers/debian-ans
 export ANSIBLE_STDOUT_CALLBACK=yaml
 export PYTHONDONTWRITEBYTECODE=1
 
+if [ -e "$HOME/tmp/cargo" ]; then
+	export CARGO_TARGET_DIR="$HOME/tmp/cargo"
+elif [ -e "$HOME/cargo" ]; then
+	export CARGO_TARGET_DIR="$HOME/cargo"
+fi
+
 PROMPT_DIRTRIM=1
 
 set +H
-if [ -n "$PS1" ]
-then
-    bind -r ''
+if [ -n "$PS1" ]; then
+	bind -r ''
 fi