übernahme Code Shortcut

scripts/versiondiff.sh

@@ -0,0 +1,56 @@
+#!/bin/bash
+
+set -eu
+
+catIfValid() {
+    cat $1 2>/dev/null
+}
+
+printVersions() {
+    VERSIONFILEPATH=$1
+    if [ $(basename $VERSIONFILEPATH) = "versions" ]; then
+        cat $VERSIONFILEPATH
+    elif catIfValid $VERSIONFILEPATH/Shotcut.app/versions; then
+        return 0
+    elif catIfValid $VERSIONFILEPATH/Shotcut/Shotcut.app/versions; then
+        return 0
+    elif file $VERSIONFILEPATH | grep -q "compressed data"; then
+        >&2 echo "Reading version from $VERSIONFILEPATH"...
+        tar xOf $VERSIONFILEPATH Shotcut/Shotcut.app/versions
+        if [ "$?" -ne "0" ]; then
+            >&2 echo No versions file found in $VERSIONFILEPATH
+            return 1
+        fi
+    else
+        return 1
+    fi
+}
+
+oldVersion=$(mktemp)
+newVersion=$(mktemp)
+trap "rm -f $oldVersion $newVersion" EXIT
+
+printVersions $1 > $oldVersion
+printVersions $2 > $newVersion
+
+cd $(dirname $0)/../../
+
+cat $oldVersion | while read dir sha; do
+    pushd $dir > /dev/null
+
+    oldsha=$sha
+    newsha=$(egrep "^$dir" $newVersion | cut -f2 -d' ')
+    if [ "$oldsha" = "$newsha" ]; then
+        echo $dir: No new commits
+        popd > /dev/null
+        continue
+    fi
+    sharange=$oldsha..$newsha
+    commitcount=$(git rev-list $sharange | wc -l)
+
+    echo
+    echo ---- $dir: $commitcount new commits
+    git log --oneline $sharange
+
+    popd > /dev/null
+done