Fix comparison check

Author: ppkarwasz

.github/workflows/package_code.yml

@@ -39,7 +39,7 @@ jobs:
       - name: Determine version
         shell: bash
         run: |
-          VERSION=$(grep -Po '(?<=set\(log4cxx_VER ")(.*)(?="\))' src/cmake/projectVersionDetails.cmake)
+          VERSION=$(sed -n -e "s/^set(log4cxx_VER \"\(.*\)\")/\1/p" < src/cmake/projectVersionDetails.cmake)
           echo "VERSION=$VERSION" >> $GITHUB_ENV
 
       - name: Create release files
@@ -74,7 +74,7 @@ jobs:
       - name: Determine version
         shell: bash
         run: |
-          VERSION=$(grep -Po '(?<=set\(log4cxx_VER ")(.*)(?="\))' src/cmake/projectVersionDetails.cmake)
+          VERSION=$(sed -n -e "s/^set(log4cxx_VER \"\(.*\)\")/\1/p" < src/cmake/projectVersionDetails.cmake)
           echo "VERSION=$VERSION" >> $GITHUB_ENV
 
       - name: Download artifacts
@@ -89,12 +89,14 @@ jobs:
         shell: bash
         run: |
           ./package.sh
-          current=CMakeFiles/apache-log4cxx-$VERSION
+          current=CMakeFiles/dist/apache-log4cxx-$VERSION
           reference=CMakeFiles/reference/apache-log4cxx-$VERSION
           for format in tar.gz zip; do
             for hash in sha256 sha512; do
-              if cmp --silent "$reference.$format.$hash" "$current.$format.$hash"; then
+              if ! cmp --silent "$reference.$format.$hash" "$current.$format.$hash"; then
                 echo Files apache-log4cxx-$VERSION.$format differ\! >& 2
+                cat $reference.$format.$hash >& 2
+                cat $current.$format.$hash >& 2
                 exit 1
               fi
             done

package.sh

@@ -3,13 +3,13 @@
 set -e
 
 # Determine the version and build timestamp
-VERSION=$(grep -Po '(?<=set\(log4cxx_VER ")(.*)(?="\))' src/cmake/projectVersionDetails.cmake)
+VERSION=$(sed -n -e "s/^set(log4cxx_VER \"\(.*\)\")/\1/p" < src/cmake/projectVersionDetails.cmake)
 if ! echo "$VERSION" | grep -Pq '^\d+\.\d+\.\d+$'; then
   echo Invalid version number: "$VERSION" >& 2
   exit 1
 fi
 
-OUTPUT_TIMESTAMP=$(grep -Po '(?<=set\(log4cxx_OUTPUT_TIMESTAMP ")(.*)(?="\))' src/cmake/projectVersionDetails.cmake)
+OUTPUT_TIMESTAMP=$(sed -n -e "s/^set(log4cxx_OUTPUT_TIMESTAMP \"\(.*\)\")/\1/p" < src/cmake/projectVersionDetails.cmake)
 if ! echo "$OUTPUT_TIMESTAMP" | grep -Pq '^\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}Z$'; then
   echo Invalid build timestamp: "$OUTPUT_TIMESTAMP" >& 2
   echo Run '`'date -u +%Y-%m-%dT%H:%M:%SZ'`' to generate it