redoing everything

Minecraft.Client/meson.build

@@ -46,7 +46,7 @@ platform_sources += run_command(
 ).stdout().strip().split('\n')
 
 # linux-specific files (everything in Platform/Linux)
-if host_machine.system() == 'linux'
+if host_machine.system() == 'linux' or host_machine.system() == 'emscripten'
   platform_sources += run_command(
     'sh', '-c',
     'find "'
@@ -56,6 +56,13 @@ if host_machine.system() == 'linux'
   ).stdout().strip().split('\n')
 endif
 
+is_emscripten = host_machine.system() == 'emscripten'
+emcc_link_args = []
+
+if is_emscripten
+    emcc_link_args += ['--preload-file', meson.global_source_root() + '/build/Minecraft.Client/Common@Common']
+endif
+
 client_dependencies = [
     render_dep,
     input_dep,
@@ -67,7 +74,7 @@ client_dependencies = [
     glu_dep,
     thread_dep,
     thread_dep,
-    dependency('zlib'),
+    zlib_dep,
     miniaudio_dep
 ]
 
@@ -101,6 +108,7 @@ client = executable('Minecraft.Client',
     '-DUNICODE', '-D_UNICODE',
     '-include', meson.current_source_dir() / 'Platform/stdafx.h',
   ],
+  link_args: emcc_link_args,
   c_args   : global_cpp_defs + ['-DUNICODE', '-D_UNICODE'],
   install  : true,
   install_dir : ''

Minecraft.World/Emscripten/md5

@@ -0,0 +1 @@
+Subproject commit d8e299482a9f7f08151c893a25274c7beb1735aa

Minecraft.World/meson.build

@@ -46,8 +46,12 @@ lib_world = static_library('Minecraft.World',
   ],
 )
 
-zlib_dep = dependency('zlib')
-crypto_dep = dependency('libcrypto')  # for MD5 in Hasher.cpp on Linux
+is_emscripten = host_machine.system() == 'emscripten'
+if is_emscripten
+    crypto_dep = declare_dependency()
+else
+    crypto_dep = dependency('libcrypto')  # for MD5 in Hasher.cpp on Linux
+endif
 
 world_dep = declare_dependency(
   link_with : lib_world,

meson.build

@@ -17,13 +17,26 @@ python = pymod.find_installation('python3', required: true)
 cc = meson.get_compiler('cpp')
 
 # system deps
-gl_dep     = dependency('gl')
-glu_dep    = dependency('glu')
-sdl2_dep   = dependency('sdl2') # Yes.. i know sdl3 is out, but there's not point upgrading right now except when
+if host_machine.system() == 'emscripten'
+    # These are handled in Emscripten via -sUSE_<whatever>
+    gl_dep  = declare_dependency()
+    glu_dep = declare_dependency()
+    sdl2_dep = declare_dependency()
+    thread_dep = declare_dependency()
+    zlib_dep   = declare_dependency()
+    miniaudio_dep = declare_dependency()
+else
+    gl_dep  = dependency('gl')
+    glu_dep = dependency('glu')
+    sdl2_dep   = dependency('sdl2') # Yes.. i know sdl3 is out, but there's not point upgrading right now except when
                                 # someone is gonna ask me "Hey juicey can you make it SDL3?" and i'd be like fuck you and still do it.
-thread_dep = dependency('threads')
-miniaudio_dep = dependency('miniaudio')
+    thread_dep = dependency('threads')
+    zlib_dep = dependency('zlib')
+    miniaudio_dep = dependency('miniaudio')
+endif
+
 stb = subproject('stb').get_variable('stb_inc')
+
 # compile flags (chagne ts juicey)
 global_cpp_args = [
   '-fpermissive',
@@ -31,6 +44,25 @@ global_cpp_args = [
   '-pipe',             # use pipes instead of temp files between compiler stages
 ]
 
+if host_machine.system() == 'emscripten'
+  add_project_arguments(
+    '-pthread',
+    language: 'cpp'
+  )
+
+  add_project_link_arguments(
+    '-sUSE_WEBGL2=1',
+    '-sLEGACY_GL_EMULATION=1',
+    '-sALLOW_MEMORY_GROWTH=1',
+    '-sPTHREAD_POOL_SIZE=4',
+    '-sERROR_ON_UNDEFINED_SYMBOLS=0',
+    '-sASSERTIONS=0',
+    '--use-port=zlib',
+    '--use-port=sdl2',
+    language: 'cpp'
+  )
+endif
+
 # global ccp defs type shi
 global_cpp_defs = [
   '-DSPLIT_SAVES',
@@ -41,7 +73,8 @@ global_cpp_defs = [
   '-DDEBUG',
 ]
 
-if host_machine.system() == 'linux'
+# DecalOverdose: yes i know it's bad to do this but I don't know a better way to do this.
+if host_machine.system() == 'linux' or host_machine.system() == 'emscripten'
   global_cpp_defs += [
     '-Dlinux',
     '-D__linux',

scripts/emscripten_native.txt

@@ -0,0 +1,15 @@
+[binaries]
+c = 'emcc'
+cpp = 'em++'
+ar = 'emar'
+strip = 'emstrip'
+
+[built-in options]
+c_args = []
+c_link_args = []
+
+[host_machine]
+system = 'emscripten'
+cpu_family = 'wasm32'
+cpu = 'wasm32'
+endian = 'little'