diff options
| -rw-r--r-- | debian/xsfbs/xsfbs.sh | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/debian/xsfbs/xsfbs.sh b/debian/xsfbs/xsfbs.sh index a90ff7d..0c7607a 100644 --- a/debian/xsfbs/xsfbs.sh +++ b/debian/xsfbs/xsfbs.sh @@ -514,6 +514,37 @@ remove_conffile_prepare () { fi } +remove_conffile_lookup () { + # syntax: remove_conffile_lookup package filename + # + # Lookup the md5sum of a conffile in dpkg's database, and prepare for removal + # if it matches the actual file's md5sum. + # + # Call this function when you would call remove_conffile_prepare but only + # want to check against dpkg's status database instead of known checksums. + + local package conffile old_md5sum + + # validate arguments + if [ $# -ne 2 ]; then + usage_error "remove_conffile_lookup() called with wrong number of" \ + "arguments; expected 1, got $#" + exit $SHELL_LIB_USAGE_ERROR + fi + + package="$1" + conffile="$2" + + if ! [ -e "$conffile" ]; then + return + fi + old_md5sum="$(dpkg-query -W -f='${Conffiles}' "$package" | \ + awk '{ if (match($0, "^ '"$conffile"' ")) print $2}')" + if [ -n "$old_md5sum" ]; then + remove_conffile_prepare "$conffile" "$old_md5sum" + fi +} + remove_conffile_commit () { # syntax: remove_conffile_commit filename # |