Limit entries created in changelog.

hooks/prebuild/eole/create-changelog

@@ -181,6 +181,7 @@ function packager_from_commit {
 }
 
 function next_version {
+  set -x
   commit="$1"
   # upstream version is given by most recent of release or pkg tag
   previous_pkg="$(git describe --long --match='pkg/*' $commit 2>/dev/null)"
@@ -204,6 +205,7 @@ function next_version {
     version="$(get_upstream_version_from_tag $previous_release)-1"
   elif [ -n "$previous_pkg" ]
   then
+    distance_from_pkg=$(get_distance_from_tag "$previous_pkg" "$commit")
     distance=$distance_from_pkg
     version="$(get_upstream_version_from_tag $previous_pkg)-$(expr $(get_package_version_from_tag $previous_pkg) + 1)"
   else
@@ -215,6 +217,7 @@ function next_version {
     version="${version}~${package_level}+${distance}"
   fi
   echo $version
+  set +x
 }
 
 function gen_changelog_entry {
@@ -257,9 +260,15 @@ function gen_changelog_entry {
 }
 
 function gen_changelog() {
+  limit=10
   while gen_changelog_entry $ceiling_commit
   do
+    limit=`expr $limit - 1`
     echo $changelog_entry
+    if [ "$limit" -le 0 ]
+    then
+      break
+    fi
   done
 }