1 files changed, 51 insertions, 1 deletions
diff --git a/trunk/lib/common.sh b/trunk/lib/common.sh
index 857d01e..2fc49c9 100644
--- a/trunk/lib/common.sh
+++ b/trunk/lib/common.sh
@@ -753,7 +753,8 @@ function gen_md5_checksums {
     cwd="`pwd`"
     cd $1
 
-    echo '' > CHECKSUMS.md5
+    echo 'MD5 digest for files in this directory.' > CHECKSUMS.md5
+    echo '' >> CHECKSUMS.md5
     find . -type f -name '*.tgz' -exec md5sum {} \; >> CHECKSUMS.md5
     cat CHECKSUMS.md5 | gzip -9 -c - > CHECKSUMS.md5.gz
 
@@ -772,6 +773,37 @@ function gen_md5_checksums {
 
 }
 
+function update_md5_checksum {
+
+  # update CHECKSUMS.md5
+  # usage: update_md5_checksums <folder> <file>
+
+  if [ -z "$2" ] || [ ! -d "$1" ] || [ ! -f "$file" ]; then
+    return 1
+  fi
+
+  if ! echo $2 | grep -q -e "^\.\/"; then
+    # add ./ in front of the file name
+    file="./$1"
+  else
+    file="$1"
+  fi
+
+  if [ ! -f CHECKSUMS.md5 ]; then
+    gen_md5_checksums .
+  else
+    # remove the old entry and add a new one
+    sed -i "/ $(regexp_slash $file)$/d" CHECKSUMS.md5
+    md5sum $file >> CHECKSUMS.md5
+  fi
+
+  cat CHECKSUMS.md5 | gzip -9 -c - > CHECKSUMS.md5.gz
+
+  svn_add CHECKSUMS.md5
+  svn_add CHECKSUMS.md5.gz
+
+}
+
 function gen_meta {
 
   # generate metafiles
@@ -1040,3 +1072,21 @@ function is_number {
     fi
 
 }
+
+function regexp_slash {
+
+  # escape slashes
+  echo $1 | sed -e 's/\//\\\//g'
+
+}
+
+function su_svn {
+
+  # execute svn using a different user
+  if [ ! -z "$SVN_USER" ]; then
+    su $SVN_USER -c "svn $*"
+  else
+    svn $*
+  fi
+
+}