From 92c221620c84d9a921ac64dcd046a6de4453b4a2 Mon Sep 17 00:00:00 2001
From: Stephen Birarda <commit@birarda.com>
Date: Thu, 14 Jan 2016 13:59:31 -0800
Subject: [PATCH] use backslashes for header image path on win

---
 cmake/macros/FixPathForNSIS.cmake     | 16 ++++++++++++++++
 cmake/macros/GenerateInstallers.cmake |  8 +++++++-
 2 files changed, 23 insertions(+), 1 deletion(-)
 create mode 100644 cmake/macros/FixPathForNSIS.cmake

diff --git a/cmake/macros/FixPathForNSIS.cmake b/cmake/macros/FixPathForNSIS.cmake
new file mode 100644
index 0000000000..22ee538ed7
--- /dev/null
+++ b/cmake/macros/FixPathForNSIS.cmake
@@ -0,0 +1,16 @@
+#
+#  FixPathForNSIS.cmake
+#
+#  Created by Sam Gateau on 1/14/16.
+#  Copyright 2016 High Fidelity, Inc.
+#
+#  Distributed under the Apache License, Version 2.0.
+#  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
+#
+
+macro(fix_path_for_nsis INITIAL_PATH RESULTING_PATH)
+  # replace forward slash with backslash
+  string(REPLACE "/" "\\\\" _BACKSLASHED_PATH ${INITIAL_PATH})
+  # set the resulting path variable
+  set(${RESULTING_PATH} ${_BACKSLASHED_PATH})
+endmacro()
diff --git a/cmake/macros/GenerateInstallers.cmake b/cmake/macros/GenerateInstallers.cmake
index f3c03ca141..4ca1ff714b 100644
--- a/cmake/macros/GenerateInstallers.cmake
+++ b/cmake/macros/GenerateInstallers.cmake
@@ -24,7 +24,13 @@ macro(GENERATE_INSTALLERS)
   set(CPACK_NSIS_PACKAGE_NAME ${_DISPLAY_NAME})
   set(CPACK_PACKAGE_INSTALL_DIRECTORY ${_DISPLAY_NAME})
   set(CPACK_NSIS_MUI_ICON "${HF_CMAKE_DIR}/installer/installer.ico")
-  set(INSTALLER_HEADER_IMAGE "${HF_CMAKE_DIR}/installer/installer-header.bmp")
+
+  if (WIN32)
+    # use macro to put backslashes in header image path since nsis requires them
+    set(_INSTALLER_HEADER_BAD_PATH "${HF_CMAKE_DIR}/installer/installer-header.bmp")
+    set(INSTALLER_HEADER_IMAGE "")
+    fix_path_for_nsis(${_INSTALLER_HEADER_BAD_PATH} INSTALLER_HEADER_IMAGE)
+  endif()
 
   set(CPACK_RESOURCE_FILE_LICENSE "${CMAKE_SOURCE_DIR}/LICENSE")