1 files changed, 49 insertions, 0 deletions
diff --git a/erts/etc/win32/nsis/dll_version_helper.sh b/erts/etc/win32/nsis/dll_version_helper.sh
new file mode 100755
index 0000000000..e0047dea8b
--- /dev/null
+++ b/erts/etc/win32/nsis/dll_version_helper.sh
@@ -0,0 +1,49 @@
+#! /bin/sh
+# 
+# %CopyrightBegin%
+# 
+# Copyright Ericsson AB 2007-2009. All Rights Reserved.
+# 
+# The contents of this file are subject to the Erlang Public License,
+# Version 1.1, (the "License"); you may not use this file except in
+# compliance with the License. You should have received a copy of the
+# Erlang Public License along with this software. If not, it can be
+# retrieved online at http://www.erlang.org/.
+# 
+# Software distributed under the License is distributed on an "AS IS"
+# basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+# the License for the specific language governing rights and limitations
+# under the License.
+# 
+# %CopyrightEnd%
+# 
+# This little helper digs out the current version of microsoft CRT
+# by compiling hello world and "parsing" the manifest file...
+
+# To debug using a fake version:
+
+# echo "8.0.50727.763"
+# exit 0
+
+cat > hello.c <<EOF
+#include <stdio.h>
+
+int main(void)
+{
+    printf("Hello world\n");
+    return 0;
+}
+
+EOF
+cl /MD hello.c > /dev/null 2>&1
+if [ '!' -f hello.exe.manifest ]; then
+    echo "This compiler does not generate manifest files - OK if using mingw" >&2
+    exit 0
+fi
+VERSION=`grep '<assemblyIdentity' hello.exe.manifest | sed 's,.*version=.\([0-9\.]*\).*,\1,g' | grep -v '<'`
+rm -f hello.c hello.obj hello.exe hello.exe.manifest
+if [ -z "$VERSION" ]; then
+    exit 1
+fi
+echo $VERSION
+exit 0