Revert "[Prompts] uses vcs_info"

This reverts commit 44565988a8345b19f39cd2a4619cd2c0fcecf9a9.

1 files changed, 195 insertions, 0 deletions

diff --git a/01_Internal.zsh b/01_Internal.zsh
index 963e731..b8bec64 100644
--- a/01_Internal.zsh
+++ b/01_Internal.zsh
@@ -95,6 +95,201 @@ __preprint()
 	fi
 }
 
+__get_gcl_branch ()
+{
+	case $1 in
+		git)
+			__get_git_branch
+			;;
+		hg)
+			__get_hg_branch
+			;;
+		*)
+			;;
+	esac
+}
+
+__get_hg_branch ()
+{
+	HGROOT=$(hg root 2>/dev/null)
+	if [ ! -z "$HGROOT" ]
+	then
+		hg branch
+	fi
+}
+
+__cleanup_git_branch_name() { sed 's,^tags/,,;s,^remotes/,,;s,\^0$,,' }
+
+__get_git_branch ()
+{
+	local my_git_branch checkouted_branch="yes"
+
+	if [ -f ".repo/manifests.git/config" ]
+	then
+		my_git_branch=$(grep merge .repo/manifests.git/config | awk '{print $3}')
+		if [ $my_git_branch != "" ]
+		then
+			echo " [$my_git_branch]"
+			return
+		fi
+	fi
+
+	# Get git branch only from git managed folders (not ignored subfolders..)
+	[ "$( ( git ls-files ; git ls-tree HEAD . ) 2>&- | head -n1)" = "" -a \( ! -d .git -o "$(git rev-parse --git-dir 2>&-)" != ".git" \) -a "$(git rev-parse --is-inside-git-dir 2>&-)" != "true" ] && return
+
+	GIT_DIR=$(git rev-parse --git-dir)
+
+	# Get current working GIT branch
+	my_git_branch="$(git branch 2>&- | grep -E '^\* ' | cut -c3-)"
+
+	if [ "$my_git_branch" != "" ]
+	then
+		# If not on a working GIT branch, get the named current commit-ish inside parenthesis
+		[ "$my_git_branch" = "(no branch)" ] &&\
+			checkouted_branch="" && \
+			my_git_branch="$(git name-rev --name-only HEAD 2>&- | __cleanup_git_branch_name)"
+
+		# If neither on a named commit-ish, show commit-id
+		if [ "$my_git_branch" = "undefined" ]
+		then
+			my_git_branch="$(git rev-parse --verify HEAD 2>&-)"
+		fi
+	else
+		# Initial commit
+		if [ -L $GIT_DIR/HEAD -a ! -f $GIT_DIR/HEAD ]
+		then
+			my_git_branch="$(basename $GIT_DIR/$(LC_ALL=C stat --printf="%N\n" $GIT_DIR/HEAD | tr '`' "'" | cut -d\' -f4))"
+		else
+			my_git_branch="$(basename $GIT_DIR/$(cat $GIT_DIR/HEAD | sed 's/^\([0-9a-f]\{2\}\)\([0-9a-f]\{38\}\)$/objects\/\1\/\2/;s/^ref: //'))"
+		fi
+	fi
+
+    my_git_branch="→"$my_git_branch"←"
+
+	# Rebase in progress ?
+	if [ -d $GIT_DIR/rebase-merge -o -d $GIT_DIR/rebase-apply ]
+	then
+		local rebase current last
+		local REBASE_DIR
+
+		if [ -d $GIT_DIR/rebase-merge ]
+		then
+			REBASE_DIR=$GIT_DIR/rebase-merge
+		else
+			REBASE_DIR=$GIT_DIR/rebase-apply
+		fi
+
+		if [ "$REBASE_DIR" = "$GIT_DIR/rebase-merge" ]
+		then
+			current=$(< $REBASE_DIR/done wc -l)
+			last=$(( $current + $(< $REBASE_DIR/git-rebase-todo grep -v "^#\|^[[:blank:]]*$" | wc -l) ))
+			rebase=$rebase$rebase_in_progress": "
+		else
+			current=$(cat $REBASE_DIR/next)
+			last=$(cat $REBASE_DIR/last)
+		fi
+
+		my_git_branch="[$current/$last: "$(git name-rev --name-only "$(cat $REBASE_DIR/onto 2>/dev/null)" 2>/dev/null | __cleanup_git_branch_name)".."$(echo $my_git_branch)"]"
+		[ -r $REBASE_DIR/head-name ] && my_git_branch=$my_git_branch" "$(< $REBASE_DIR/head-name sed 's/^refs\///;s/^heads\///')
+	else
+		# No rebase in progress, put '(' ')' if needed
+		[ ! "$checkouted_branch" ] && my_git_branch="($my_git_branch)"
+	fi
+
+	echo " "$my_git_branch
+}
+
+__get_guilt_series ()
+{
+	# Guilt
+	#
+	guilt=""
+
+	if ( __cmd_exists guilt && guilt status >/dev/null 2>&- )
+	then
+		applied=$(guilt applied 2>/dev/null | wc -l)
+		unapplied=$(guilt unapplied 2>/dev/null | wc -l)
+		if [ $(($applied + $unapplied)) -gt 0 ]
+		then
+			guilt=" "$c_$_guilt_colors[applied]$_C
+			while [ $applied -gt 0 ]
+			do
+				guilt=$guilt"·"
+				applied=$(($applied - 1))
+			done
+			guilt=$guilt$c_$_guilt_colors[unapplied]$_C
+			while [ $unapplied -gt 0 ]
+			do
+				guilt=$guilt"·"
+				unapplied=$(($unapplied - 1))
+			done
+			guilt=$guilt$C_$colors[none]$_C
+		fi
+	fi
+
+	echo $guilt
+}
+
+# We *must* have previously checked that
+# we obtained a correct GIT branch with
+# a call to `__get_git_branch`
+__get_git_status ()
+{
+	local my_git_status cached changed managment_folder
+
+	if [ ! -z "$DO_NOT_CHECK_GIT_STATUS" ]
+	then
+		return
+	fi
+
+	my_git_status=$_gcl_colors[uptodate];
+
+	if [ -f ".repo/manifests.git/config" ]
+	then
+		echo $my_git_status
+		return
+	fi
+
+	if [ "$(git rev-parse --is-inside-git-dir)" = "true" -o "$(git config --get core.bare)" = "true" ] ; then
+		echo "$_gcl_colors[gitdir]"
+		return
+	fi
+
+	if   [ "$(git diff --cached 2>&- | grep '^diff ' | head -n1 )" != "" ] ; then 
+		cached="yes"
+	fi
+	if [ "$(git ls-files -m 2>&- | head -n1)" != "" ] ; then 
+		changed="yes"
+	fi
+
+	GIT_DIR=$(git rev-parse --git-dir 2>/dev/null)
+
+	if [ "$cached" != "" -a "$changed" != "" ]
+	then
+		my_git_status="$_gcl_colors[mixed]"
+	elif [ "$cached" != "" ]
+	then
+		my_git_status="$_gcl_colors[cached]"
+	elif [ "$changed" != "" ]
+	then
+		my_git_status="$_gcl_colors[changed]"
+	elif [ "$(git cat-file -t HEAD 2>/dev/null)" != "commit" ]
+	then
+		if [ ! -z "$(git ls-files)" ] ; then
+			my_git_status="$_gcl_colors[cached]"
+		else
+			my_git_status="$_gcl_colors[init]"
+		fi
+	fi
+
+	if [ $(git ls-files --unmerged | wc -l) -gt 0 ]
+	then
+		my_git_status="${_gcl_colors[merging]:+$_gcl_colors[merging];}$my_git_status"
+	fi
+
+	echo $my_git_status
+}
+
 __zsh_status ()
 {
 	if [ $ZDOTDIR != "" ]