From 1abeefb6ce8030d68f48a60123e2d3c66f5fba09 Mon Sep 17 00:00:00 2001
From: Saleem Abdulrasool <compnerd@compnerd.org>
Date: Tue, 27 Jun 2017 22:01:36 -0700
Subject: [PATCH] build: create modulemap symlinks

Use a darwin specific modulemap on darwin, and the generic one
elsewhere.  This fixes the cmake build to create the symlinks like the
autotools build and cause the installation to be correct on Darwin as
well as the build.
---
 CMakeLists.txt | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3ffb02507..ed5c139c7 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -188,6 +188,23 @@ if(leaks_EXECUTABLE)
   set(HAVE_LEAKS TRUE)
 endif()
 
+if(CMAKE_SYSTEM_NAME STREQUAL Darwin)
+  add_custom_command(OUTPUT
+                       "${CMAKE_SOURCE_DIR}/dispatch/module.modulemap"
+                       "${CMAKE_SOURCE_DIR}/private/module.modulemap"
+                     COMMAND
+                       ${CMAKE_COMMAND} -E create_symlink "${CMAKE_SOURCE_DIR}/darwin/module.modulemap" "${CMAKE_SOURCE_DIR}/dispatch/module.modulemap"
+                     COMMAND
+                       ${CMAKE_COMMAND} -E create_symlink "${CMAKE_SOURCE_DIR}/darwin/module.modulemap" "${CMAKE_SOURCE_DIR}/private/module.modulemap")
+else()
+  add_custom_command(OUTPUT
+                       "${CMAKE_SOURCE_DIR}/dispatch/module.modulemap"
+                       "${CMAKE_SOURCE_DIR}/private/module.modulemap"
+                     COMMAND
+                       ${CMAKE_COMMAND} -E create_symlink "${CMAKE_SOURCE_DIR}/generic/module.modulemap" "${CMAKE_SOURCE_DIR}/dispatch/module.modulemap"
+                     COMMAND
+                       ${CMAKE_COMMAND} -E create_symlink "${CMAKE_SOURCE_DIR}/generic/module.modulemap" "${CMAKE_SOURCE_DIR}/private/module.modulemap")
+endif()
 configure_file("${CMAKE_SOURCE_DIR}/cmake/config.h.in"
                "${CMAKE_BINARY_DIR}/config/config_ac.h")
 add_definitions(-DHAVE_CONFIG_H)