Add autosync.sh

.travis/common-exclusion.list

@@ -6,4 +6,4 @@ appveyor.yml
 setup_win.bat
 qb64/internal/c/mingw32
 qb64/internal/c/mingw64
-
+autosync.sh

autosync.sh

@@ -0,0 +1,28 @@
+#!/bin/bash
+# This script reproduces any commits on upstream to the given remotes, but only on the given branches.
+# It is intended to be run via a cron job or similar.
+# The merge is --ff-only, so the target branches must not have anything else adding commits to them.
+
+set -e
+cd ~/qb64
+
+# Adding a new branch/remote? git checkout -b $remote-$branch $remote/$branch to create a new local.
+BRANCHES='development'
+REMOTES='origin fellippe qb64team'
+
+git fetch upstream
+
+for branch in $BRANCHES; do
+    for remote in $REMOTES; do
+        git checkout -q $remote-$branch
+        git merge -q --ff-only upstream/$branch
+    done
+done
+
+for remote in $REMOTES; do
+    refspecs=
+    for branch in $BRANCHES; do
+        refspecs="$refspecs $remote-$branch:$branch"
+    done
+    git push -q $remote $refspecs
+done