WIP compile a native led without phy on wasm

examples/projects/native/led/platformio.ini

@@ -27,3 +27,19 @@ build_flags =
     -lpthread
     -lm
     -D LUOSHAL=NATIVE
+
+[env:wasm]
+lib_ldf_mode =off
+lib_extra_dirs = 
+    $PROJECT_DIR/../../../../../
+    $PROJECT_DIR/../../../../network/
+platform = native
+extra_scripts = pre:wasm_modifier.py
+lib_deps = 
+    Led
+build_unflags = -Os
+build_flags =
+    -I inc
+    -include node_config.h
+    -O3
+    -D LUOSHAL=NATIVE

examples/projects/native/led/src/main.c

@@ -1,16 +1,16 @@
 #include "luos_engine.h"
-#include "ws_network.h"
+// #include "ws_network.h"
 #include "led.h"
 
 int main(void)
 {
     Luos_Init();
-    Ws_Init();
+    // Ws_Init();
     Led_Init();
     while (1)
     {
         Luos_Loop();
-        Ws_Loop();
+        // Ws_Loop();
         Led_Loop();
     }
 }

examples/projects/native/led/wasm_modifier.py

@@ -0,0 +1,42 @@
+import os 
+Import("env")
+
+# Create a symlink to clang++ in gcc
+try:
+    os.symlink('/Applications/cheerp/bin/clang++', '/Applications/cheerp/bin/gcc')
+except FileExistsError:
+    pass
+
+try:
+    os.symlink('/Applications/cheerp/bin/llvm-link', '/Applications/cheerp/bin/ar')
+except FileExistsError:
+    pass
+
+# Add the cheerp path at the beginning of the PATH environment variable
+new_gcc_path = '/Applications/cheerp/bin'
+current_path = os.environ.get('PATH', '')
+os.environ['PATH'] = f"{new_gcc_path}{os.pathsep}{current_path}"
+
+# Print the path used when calling gcc
+print("GCC used by platformio is :" + os.popen("which gcc").read())
+
+# Add the cheerp-wasm target to the linker flags
+env.Append(
+  LINKFLAGS=[
+      "--target=cheerp-wasm"
+  ]
+)
+
+# Add the cheerp-wasm target to the compiler flags
+env.Append(
+  CCFLAGS=[
+      "--target=cheerp-wasm"
+  ]
+)
+
+# Replace the ar and ranlib commands with the appropriate llvm-ar command
+env.Replace(AR="/Applications/cheerp/bin/llvm-ar",
+            RANLIB="/Applications/cheerp/bin/llvm-ar s",
+            LD="/Applications/cheerp/bin/llvm-link",
+            PROGNAME="program.bc")
+