Imported Upstream version 5.18.0.179

Former-commit-id: 67aa10e65b237e1c4537630979ee99ebe1374215

external/llvm/utils/GetRepositoryPath

@@ -0,0 +1,27 @@
+#!/bin/sh
+
+usage() {
+  echo "usage: $0 <source root>"
+  echo "  Prints the source control repository path of the given source"
+  echo "  directory, the exact format of the revision string depends on the"
+  echo "  source control system. If the source control system isn't known,"
+  echo "  the output is empty and the exit code is 1."
+  exit 1
+}
+
+if [ $# != 1 ] || [ ! -d $1 ]; then
+  usage;
+fi
+
+cd $1
+if [ -d .svn ]; then
+  svn info | grep '^URL:' | cut -d: -f2-
+elif [ -f .git/svn/.metadata ]; then
+  git svn info | grep 'URL:' | cut -d: -f2-
+elif [ -d .git ]; then
+  git remote -v | grep 'fetch' | awk '{ print $2 }' | head -n1
+else
+  exit 1;
+fi
+
+exit 0