collect-dbgsym: Be more verbose

Signed-off-by: Simon McVittie <smcv@collabora.com>

flatdeb/collect-dbgsym

@@ -120,6 +120,7 @@ def main():
     parser = argparse.ArgumentParser(
         description='Install corresponding -dbgsym packages if available',
     )
+    parser.add_argument('--debug', action='store_true', default=False)
     parser.add_argument('sysroot')
 
     args = parser.parse_args()
@@ -240,10 +241,17 @@ def main():
                 for binary_stanza in same_name:
                     logger.info('Available version:\n%s', binary_stanza)
 
+    options = ['-y', '-m']
+
+    if args.debug:
+        options.append('-oDebug::pkgDepCache::AutoInstall=true')
+        options.append('-oDebug::pkgDepCache::Marker=true')
+        options.append('-oDebug::pkgPolicy=true')
+        options.append('-oDebug::pkgProblemResolver=true')
+        options.append('-oDebug::pkgProblemResolver::ShowScores=true')
+
     subprocess.run(
-        in_chroot + [
-            'apt-get', '-y', '-q', '-q', '-m', 'install',
-        ] + list(to_get),
+        in_chroot + ['apt-get'] + options + ['install'] + list(to_get),
         check=True,
     )
 

flatdeb/debos-runtimes.yaml

@@ -97,7 +97,7 @@ actions:
     command: |
       set -e
       echo
-      "$RECIPEDIR/collect-dbgsym" "$ROOTDIR"
+      "$RECIPEDIR/collect-dbgsym" {{ if $apt_debug }}--debug{{ end }} "$ROOTDIR"
   {{ end }}
   # We do this as a separate step in case it involves removing any
   # of the common packages, or replacing automatic debug symbols with