tcwg-generate-source-cache: remove abe hacks.

With the --retrieve option, Abe is able to maintain a snapshots-ref
directory without hacks to remove branches and checkout directories.

Change-Id: I404afdc9397f00e2847c1c9056d17ab7a4aaa481

1 files changed, 1 insertions, 14 deletions

diff --git a/tcwg-generate-source-cache.sh b/tcwg-generate-source-cache.sh
index 8b2ce9dd..ca42520d 100755
--- a/tcwg-generate-source-cache.sh
+++ b/tcwg-generate-source-cache.sh
@@ -88,20 +88,11 @@ generate_abe_snapshots ()
 	x86_64-linux-gnu
     )
 
-    # Remove checked-out branch directories
-    rm -rf $snapshots_dir/*~*
-
     for t in "${targets[@]}"; do
 	for c in gcc5 gcc6 gcc7; do
-	    ./abe.sh --target $t --extraconfigdir config/$c --checkout all
+	    ./abe.sh --target $t --extraconfigdir config/$c --retrieve all
 	done
     done
-
-    # Remove checked-out branch directories
-    rm -rf $snapshots_dir/*~*
-
-    # Remove md5sums to force ABE to fetch canonical version via http://.
-    rm -f $snapshots_dir/md5sums
 }
 
 # Checkout LLVM tools into $llvm_reference
@@ -157,10 +148,6 @@ update_git_repos () {
 	    cd $dir/$repo
 	    # Update and prune local clone
 	    git remote update -p
-	    # Move to a detached HEAD
-	    git checkout origin/master
-	    # Cleanup all branches
-	    git branch | grep -v \* | xargs -r git branch -D
 	)
     done
 }