From 62c2e5bde449901e1963adb288b4c31b46db3776 Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Wed, 12 Feb 2014 18:35:44 +0000
Subject: tests: git-repo-edit: wip

---
 tests/gitrepo-edit | 85 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100755 tests/gitrepo-edit

(limited to 'tests/gitrepo-edit')

diff --git a/tests/gitrepo-edit b/tests/gitrepo-edit
new file mode 100755
index 0000000..97bbd2c
--- /dev/null
+++ b/tests/gitrepo-edit
@@ -0,0 +1,85 @@
+#!/bin/sh
+set -e
+fail () { echo >&2 "$0: $*"; exit 1; }
+
+case "$1" in
+edit|done) mode=$1
+fi
+
+case "$*.$1" in
+1.-*)	fail "no options understood"		;;
+1.*)	arg="$1"; shift				;;
+*)	fail "need one arg"			;;
+esac
+
+case "$arg" in
+*.git.tar)	base=${arg%.tar}			;;
+*.git)		base=${arg}				;;
+*)		fail "arg must end in .git[.tar]"	;;
+esac
+
+tryat_pre () {
+	local b="$1"
+	rm -rf "$b.tmp"
+	if test -f "$b.tar" && test -f "$b.edit"; then
+		echo "$b.edit exists, deleting possibly-obsolete $b.tar"
+		rm "$b.tar"
+	fi
+}
+
+tryat_edit () {
+	local b="$1"
+	if test -d "$b.edit"; then
+		echo "$b.edit already exists"
+		exit 0
+	fi
+	if test -f "$b.tar"; then
+		mkdir "$b.tmp"
+		(set -e; cd "$b.tmp"; tar xf "$b.tar")
+		mv "$b.tmp/$b" "$b.edit"
+		rm "$b.tar"
+		rm -rf "$b.tmp"
+		echo "$b.edit ready"
+		exit 0
+	fi
+}
+
+tryat_done () {
+	local b="$1"
+	if test -d "$b.edit"; then
+		mkdir "$b.tmp"
+		cp -al "$b.edit" "$b.tmp/$b"
+		(set -e; cd "$b.tmp"; tar cf "$b.tmp/tar")
+		mv "$b.tmp/tar" "$b.tar"
+		rm -rf "$b.tmp"
+		mv "$b.edit" "$b.tmp"
+		rm -rf "$b.tmp"
+		echo "$b.tar regenerated"
+		exit 0
+	fi
+	if test -f "$b.tar"; then
+		echo "$b.tar already exists and $b.edit doesn't"
+		exit 0
+	fi
+}
+
+tryat () {
+	local b="$1"
+	if ! test -f "$b.tar" && ! test -f "$b.edit"; then
+		return
+	fi
+	tryat_pre "$b"
+	tryat_$mode "$b"
+	fail "unexpected situation in $b.*"
+}
+
+case "$arg" in
+/*)		tryat "$base"
+		;;
+*)
+		pwd=`pwd`
+		tryat "$pwd/$base"
+		tryat "$pwd/git-srcs/$base"
+		tryat "$pwd/tests/git-srcs/$base"
+		;;
+esac
-- 
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