From c52883fb4f09c7792e21459c5d4164a5903717ff Mon Sep 17 00:00:00 2001
From: Hans-Christoph Steiner <eighthave@users.sourceforge.net>
Date: Fri, 21 Sep 2012 19:40:43 +0000
Subject: remove dead svn:externals so they can be replaced by new folders

svn path=/trunk/; revision=16260
---
 scripts/auto-build/auto-build-common           | 16 ++++++++++++++++
 scripts/auto-build/pd-extended-auto-builder.sh |  2 ++
 2 files changed, 18 insertions(+)

diff --git a/scripts/auto-build/auto-build-common b/scripts/auto-build/auto-build-common
index 5a522aff..9a970790 100644
--- a/scripts/auto-build/auto-build-common
+++ b/scripts/auto-build/auto-build-common
@@ -102,6 +102,21 @@ find_svn()
     fi
 }
 
+remove_dead_svn_externals()
+{
+    svn=$(find_svn)
+    svn_externals=`$svn propget -R svn:externals "$1" | sed 's|^.* - ||' | awk '{print $1}'`
+    for external in `$svn status --no-ignore "$1" | grep '^[X?]' | awk '{print $2}'`; do
+        name=$(basename $external)
+        if [ -z "$(echo $svn_externals | grep $name)" ]; then
+            echo "Removing defunct svn:external '$name' at '$external'"
+            echo rm -rf "$external"
+        else
+            echo "not removing $external"
+        fi
+    done
+}
+
 clean_and_update_folder()
 {
     folder=$1
@@ -119,6 +134,7 @@ clean_and_update_folder()
             awk '{print $2}' | \
             xargs rm -rf
         $svn update
+        $svn update -N $folder
     else
         echo "no cleaning done, unknown SCM"
     fi
diff --git a/scripts/auto-build/pd-extended-auto-builder.sh b/scripts/auto-build/pd-extended-auto-builder.sh
index 478cc576..87f7fdb6 100755
--- a/scripts/auto-build/pd-extended-auto-builder.sh
+++ b/scripts/auto-build/pd-extended-auto-builder.sh
@@ -44,7 +44,9 @@ echo "build root: $auto_build_root_dir"
 make distclean # run first so the autotools Makefiles still exist
 for dir in $auto_build_root_dir/*; do
     clean_and_update_folder $dir
+    remove_dead_svn_externals $dir
 done
+remove_dead_svn_externals $auto_build_root_dir
 
 cd "${auto_build_root_dir}/packages/$BUILD_DIR"
 make -C "${auto_build_root_dir}/packages" set_version
-- 
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