1 files changed, 69 insertions, 1 deletions

diff --git a/bin/db-update b/bin/db-update
index 52111e7..fa87673 100755
--- a/bin/db-update
+++ b/bin/db-update
@@ -30,6 +30,17 @@ usage() {
   >&2 echo '    Do not abort when insane.'
   >&2 echo '  -n|--no-action:'
   >&2 echo '    Only print what would be moved.'
+  >&2 echo '  -o|--only $identifier:'
+  >&2 echo '    Only try to move packages *from* the given'
+  >&2 echo '    stability/architecture. $identifier must match one of'
+  >&2 echo '    the regexes'
+  >&2 echo '      (testing|staging)'
+  >&2 echo '      !?(i486|i686|pentium4)'
+  >&2 echo '      !?(i486|i686|pentium4)/(testing|staging)'
+  >&2 echo '    where preceding exclamation mark negates the selection'
+  >&2 echo '    of the architecture (but not the stability!).'
+  >&2 echo '    Can be given multiple times to aggregate the selected'
+  >&2 echo '    repositories.'
   >&2 echo '  -p|--progressive:'
   >&2 echo '    Move forward any package which replaces no package whose'
   >&2 echo '    dependencies are all available somewhere.'
@@ -40,11 +51,12 @@ usage() {
 }
 
 eval set -- "$(
-  getopt -o f:hinpw \
+  getopt -o f:hino:pw \
     --long force \
     --long help \
     --long ignore-insanity \
     --long no-action \
+    --long only: \
     --long progressive \
     --long wait \
     -n "$(basename "$0")" -- "$@" || \
@@ -56,6 +68,7 @@ ignore_insanity=false
 no_action=false
 progressive=false
 force_pkgs=''
+only=''
 
 while true
 do
@@ -77,6 +90,15 @@ do
     -n|--no-action)
       no_action=true
     ;;
+    -o|--only)
+      shift
+      if ! printf '%s\n' "$1" \
+      | grep -qx '\(testing\|staging\)\|!\?\(i486\|i686\|pentium4\)\|!\?\(i486\|i686\|pentium4\)/\(testing\|staging\)'; then
+        >&2 printf 'Syntax error, --only parameter "%s" does not match required regex.\n' "$1"
+        usage
+      fi
+      only="$1 ${only}"
+    ;;
     -p|--progressive)
       progressive=true
     ;;
@@ -113,6 +135,36 @@ if [ -s "${work_dir}/build-master-sanity" ]; then
   fi
 fi
 
+if [ -n "${only}" ]; then
+  only=$(
+    printf '%s\n' "${only}" \
+    | tr ' ' '\n'
+  )
+  only=$(
+    printf '%s\n' "${only}" \
+    | grep '^[^!]' \
+    || true
+    printf '%s\n' "${only}" \
+    | sed "$(
+        for arch in i486 i686 pentium4; do
+          printf 's@^!%s\\(/.\\+\\)\\?$@' \
+            "${arch}"
+          for arch2 in i486 i686 pentium4; do
+            if [ "${arch}" == "${arch2}" ]; then
+              continue
+            fi
+            printf '%s\\1\\n' \
+              "${arch2}"
+          done \
+          | sed 's/\\n$//'
+          printf '@\nt\n'
+        done
+      )"'
+      d
+    '
+  )
+fi
+
 if ! ${no_action}; then
   # Create lock.
   exec 9> "${package_database_lock_file}"
@@ -185,6 +237,22 @@ export TMPDIR="${tmp_dir}"
 } | \
   mysql_run_query | \
   while read -r arch_id arch source_stability_id source_stability; do
+
+    if [ -n "${only}" ]; then
+      does_match=false
+      for possible_match in ${only}; do
+        if [ "${arch}/${source_stability}" = "${possible_match}" ] \
+        || [ "${source_stability}" = "${possible_match}" ] \
+        || [ "${arch}" = "${possible_match}" ]; then
+          does_match=true
+          break
+        fi
+      done
+      if ! ${does_match}; then
+        continue
+      fi
+    fi
+
     find "${tmp_dir}" -xdev -mindepth 1 -delete
 
     {