From 9beb9331c055cf30e114d99810b8837ce5c7b182 Mon Sep 17 00:00:00 2001
From: Luke Shumaker <lukeshu@sbcglobal.net>
Date: Mon, 29 Jun 2015 00:43:52 -0600
Subject: Start re-jiggering RVS.

---
 rvs/wrapper/inner.sh | 145 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 145 insertions(+)
 create mode 100644 rvs/wrapper/inner.sh

(limited to 'rvs/wrapper/inner.sh')

diff --git a/rvs/wrapper/inner.sh b/rvs/wrapper/inner.sh
new file mode 100644
index 0000000..b1dc718
--- /dev/null
+++ b/rvs/wrapper/inner.sh
@@ -0,0 +1,145 @@
+#!/usr/bin/env bash
+# rvs inner.sh - The main RVS program
+# Copyright (C) 2009-2010, 2015  Luke Shumaker
+#   
+# This file is part of rvs.
+#   
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+set -u
+
+m4_include(config.sh)
+
+declare -r varname_REPO="${PACKAGE^^}_REPO"
+declare -r varname_EXEC_PATH="${PACKAGE^^}_EXEC_PATH"
+
+declare -r program_name="$1"; shift
+
+
+
+_() {
+	if type gettext &>/dev/null; then
+		TEXTDOMAINDIR=$localedir gettext "$pkgtextdomain" "$1";
+	else
+		echo "$1";
+	fi
+}
+
+sighandler_exit() {
+	local signal=$1; shift
+	echo
+	error 0 "$@"
+	trap -- "$signal"
+	kill -"$signal" "$$"
+}
+
+install_sighandlers() {
+	set -E
+	for signal in TERM HUP QUIT; do
+		trap "signalhandler_exit $signal '%s signal cought.  Exiting...'" $signal
+	done
+	trap 'signalhandler_exit INT "Aborted by user.  Exiting..."' INT
+	trap 'kill -USR1 "$$"' ERR
+}
+
+# Like GLibC's error(3), but call gettext on the format string
+error() {
+	>&2 printf "%s: $(_ "$2")\n" "$RVS" "${@:3}"
+	[[ $1 -eq 0 ]] || exit $1
+}
+
+_runcmd() {
+	[[ $# -ge 1 ]] || error 1 'Usage: %s <command> [<args>]' "$program_name"
+	local cmd=$1
+	
+	local exec_path="${!varname_EXEC_PATH:-$pkglibexecdir}"
+
+	if [ ! -e "$exec_path/$cmd" ] || [ "$cmd" = "${PACKAGE}" ]; then
+		error 127 '%s: Not a %s command' "$cmd" "$PACKAGE"
+	else
+		trap '[ -z "${TMPDIR:-}" ] || rm -rf -- "$TMPDIR"' EXIT
+		export TMPDIR="$(mktemp -dt "${PACKAGE}.XXXXXXXXXX")"
+
+		repo="$(_repo)"
+		export "$varname_REPO=$repo"
+
+		set -o pipefail
+
+		if [ -f "$exec_path/$cmd" ]; then
+			"$exec_path/$cmd" "$@" | tee -- "$TMPDIR/$cmd"
+		elif [ -d "$exec_path/$cmd" ]; then
+			mkdir -p -- "$TMPDIR/$cmd"
+			local file
+			for file in "$exec_path/$command"/*; do
+				"$file" "$@" | tee -- "$TMPDIR/$command/${file##*/}" ||
+				    error 127 'Aborting: error encountered while running: %s' "$file"
+			done
+		else
+			error 127 '%s: Could not execute' "$exec_path/$cmd"
+		fi
+	fi
+}
+
+_repo() {
+	[[ $# -ne 0 ]] || error 1 'Usage: %s repo' "$program_name"
+	if [ -z "${!varname_REPO:-}" ]; then # we aren't getting a value from then env
+		local repo=".${PACKAGE,,}"
+		
+		#     [------can ascend-----] && ! [-not found repo--]
+		while [ "$PWD" != "$OLDPWD" ] && ! [ -d "$PWD/$repo" ]; do
+			cd ..
+		done
+		
+		if [ -d "$PWD/$repo" ]; then
+			# we found a repository
+			printf '%s\n' "$PWD/$repo"
+		else 
+			# we didn't find a repository
+			error 128 "No %s repository found" "$PACKAGE"
+		fi
+	else
+		printf '%s\n' "${!varname_REPO}"
+	fi
+}
+
+_init() {
+	[[ $# -gt 1 ]] || error 1 'Usage: %s init [directory]' "$program_name"
+	local dir="${1:-$PWD}"
+	mkdir -p -- "$dir"
+	cd "$dir"
+	repo="$(_repo 2> /dev/null)" || true
+	if [ -n "${repo:-}" ]; then
+		_error 129 "Repository already exists at \`%s'" "$repo"
+	fi
+	export "$varname_REPO=$PWD/.${PACKAGE,,}"
+	mkdir "${!varname_REPO}"
+	_runcmd init "$dir"
+}
+
+main() {
+	install_sighandlers
+	[[ $# -ge 1 ]] || error 'No command specified';;
+	export "${PACKAGE^^}=$program_name"
+
+	local cmd=$1; shift
+	case "$cmd" in
+		repo) _repo "$@";;
+		init) _init "$@";;
+		*) _runcmd "$cmd" "$@";;
+	esac
+}
+
+main "$@"
+
+# Copy/Paste Virus 1.3c Please copy and paste this text anywhere. Track
+# its progress by searching for this MD5#f7eac285ebfe21c4587bfebb9582f90d
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