From fa346ace4774e4ac66644be6d11908a80f0151b6 Mon Sep 17 00:00:00 2001
From: Luke Street <luke.street@encounterpc.com>
Date: Wed, 3 Aug 2022 18:16:30 -0400
Subject: [PATCH] Support for emscripten

---
 atdna/atdnaConfig.cmake.in |  8 +++++---
 atdna/atdnaHelpers.cmake   | 18 ++++++++++++++----
 include/athena/Dir.hpp     |  2 ++
 include/athena/Global.hpp  |  2 +-
 4 files changed, 22 insertions(+), 8 deletions(-)

diff --git a/atdna/atdnaConfig.cmake.in b/atdna/atdnaConfig.cmake.in
index 4e89864..e045ec4 100644
--- a/atdna/atdnaConfig.cmake.in
+++ b/atdna/atdnaConfig.cmake.in
@@ -1,8 +1,8 @@
 # - Config file for the atdna package
- 
+
 # Compute paths
 get_filename_component(ATDNA_CMAKE_DIR "${CMAKE_CURRENT_LIST_FILE}" PATH)
- 
+
 # Our library dependencies (contains definitions for IMPORTED targets)
 if(NOT TARGET atdna AND NOT atdna_BINARY_DIR)
   include("${ATDNA_CMAKE_DIR}/atdnaTargets.cmake")
@@ -26,7 +26,9 @@ function(atdna out)
   get_property(incdirs DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} PROPERTY INCLUDE_DIRECTORIES)
   set(inccli "")
   foreach(dir ${incdirs})
-    list(APPEND inccli "-I${dir}")
+    if (NOT dir MATCHES ".*emscripten.*")
+      list(APPEND inccli "-I${dir}")
+    endif()
   endforeach()
 
   # Get local defines for atdna
diff --git a/atdna/atdnaHelpers.cmake b/atdna/atdnaHelpers.cmake
index 798d882..a3e7016 100644
--- a/atdna/atdnaHelpers.cmake
+++ b/atdna/atdnaHelpers.cmake
@@ -92,6 +92,18 @@ function(atdna out incdirs cdefs)
     list(APPEND ins_impdeps ${CMAKE_CURRENT_SOURCE_DIR}/${arg})
   endforeach()
 
+  set(inccli "")
+  foreach(dir ${incdirs})
+    if (NOT dir MATCHES ".*emscripten.*")
+      list(APPEND inccli "-I${dir}")
+    endif()
+  endforeach()
+
+  set(cdefcli "")
+  foreach(def ${cdefs})
+    list(APPEND cdefcli "-D${def}")
+  endforeach()
+
   # MS extra
   unset(extraargs)
   if(MSVC)
@@ -124,8 +136,7 @@ function(atdna out incdirs cdefs)
     # Use Ninja's DEPFILE parser in cooperation with atdna
     add_custom_command(OUTPUT ${out} COMMAND $<TARGET_FILE:atdna>
                        ARGS ${extraargs} -o ${out_rel} -MD -MT ${out_rel} -MF ${out_rel}.d
-                       "$<$<BOOL:${incdirs}>:-I$<JOIN:${incdirs},;-I>>"
-                       "$<$<BOOL:${cdefs}>:-D$<JOIN:${cdefs},;-D>>"
+                       ${inccli} ${cdefcli}
                        "-I${athena_SOURCE_DIR}/include" ${ins}
                        DEPENDS atdna ${ins} IMPLICIT_DEPENDS ${ins_impdeps}
                        DEPFILE "${CMAKE_CURRENT_BINARY_DIR}/${out}.d"
@@ -136,8 +147,7 @@ function(atdna out incdirs cdefs)
     # Use CMake's built-in dependency scanner for makefile targets
     add_custom_command(OUTPUT ${out} COMMAND $<TARGET_FILE:atdna>
                        ARGS ${extraargs} -o ${out_rel}
-                       "$<$<BOOL:${incdirs}>:-I$<JOIN:${incdirs},;-I>>"
-                       "$<$<BOOL:${cdefs}>:-D$<JOIN:${cdefs},;-D>>"
+                       ${inccli} ${cdefcli}
                        "-I${athena_SOURCE_DIR}/include" ${ins}
                        DEPENDS atdna ${ins} IMPLICIT_DEPENDS ${ins_impdeps}
                        WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
diff --git a/include/athena/Dir.hpp b/include/athena/Dir.hpp
index ec34eda..a95e57c 100644
--- a/include/athena/Dir.hpp
+++ b/include/athena/Dir.hpp
@@ -4,6 +4,8 @@
 
 #if _WIN32
 using mode_t = int;
+#else
+#include <sys/stat.h>
 #endif
 
 namespace athena {
diff --git a/include/athena/Global.hpp b/include/athena/Global.hpp
index 437d59b..3fa5a27 100644
--- a/include/athena/Global.hpp
+++ b/include/athena/Global.hpp
@@ -47,7 +47,7 @@
 #endif
 // clang-format on
 
-#if defined(GEKKO) || defined(__SWITCH__)
+#if defined(GEKKO) || defined(__SWITCH__) || defined(EMSCRIPTEN)
 #include "gekko_support.h"
 typedef struct stat atStat64_t;
 #define atStat64 stat