20-files-present-and-referenced: Check for files in *.obscpio

.obscpio files are extracted before build and the contents can be used as
sources.

As .obscpio files can be quite large, only look through them when needed.

20-files-present-and-referenced

@@ -117,6 +117,20 @@ if [ -x $(type -p xmllint) ]; then
     done
 fi
 
+obscpio_file_list()
+{
+    if ! [ -e "$TMPDIR/obcspio_sources" ]; then
+        touch "$TMPDIR/obcspio_sources"
+        for i in "$DIR_TO_CHECK/"*.obscpio; do
+            if [ -e "$i" ]; then
+                cpio --list --quiet < "$i" >> "$TMPDIR/obcspio_sources"
+            fi
+        done
+    fi
+
+    cat "$TMPDIR/obcspio_sources"
+}
+
 check_tracked()
 {
     local file=${1##*/}
@@ -132,6 +146,9 @@ check_tracked()
         if grep -qsFx "$file" "$DESTINATIONDIR/_to_be_added"; then
             return 0
         fi
+        if obscpio_file_list | grep -qFx "$file"; then
+            return 0
+        fi
         echo "ERROR: $file mentioned in spec file is not tracked."
         return 1
     fi
@@ -140,6 +157,9 @@ check_tracked()
             # assume it will generated on builtime based of the archive
             return 0
         fi
+        if obscpio_file_list | grep -qFx "$file"; then
+            return 0
+        fi
         echo "ERROR: $file mentioned in spec file does not exist."
         return 1
     fi