Webclient: Set default stack size to 1 MB

Newer emscripten versions now only give a 64 KB stack by default (https://github.com/emscripten-core/emscripten/pull/18191)
Older emscripten versions gave a 5 MB stack by default, so we can allocate 4 MB more for use by the game itself

.github/workflows/build_linux32.yml

@@ -11,6 +11,12 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
       - uses: actions/checkout@v3
+      - name: Install packages
+        shell: bash
+        run: |
+          sudo dpkg --add-architecture i386
+          sudo apt-get -y update
+          sudo apt-get -y install gcc-multilib libx11-dev:i386 libxi-dev:i386 libgl1-mesa-dev:i386
       - name: Compile 32 bit Linux builds
         shell: bash
         id: compile
@@ -18,9 +24,6 @@ jobs:
           COMMON_FLAGS: "-O1 -s -fno-stack-protector -fno-math-errno -Qn"
           NIX32_FLAGS:  "-no-pie -fno-pie -m32 -fvisibility=hidden -fcf-protection=none -rdynamic -DCC_BUILD_ICON"
         run: |
-          sudo dpkg --add-architecture i386
-          sudo apt-get -y update
-          sudo apt-get -y install gcc-multilib libx11-dev:i386 libxi-dev:i386 libgl1-mesa-dev:i386
           LATEST_FLAG=-DCC_COMMIT_SHA=\"$(git rev-parse --short "$GITHUB_SHA")\"  
           
           cd src

Makefile

@@ -26,7 +26,7 @@ ifeq ($(PLAT),web)
 CC=emcc
 OEXT=.html
 CFLAGS=-g
-LDFLAGS=-s WASM=1 -s NO_EXIT_RUNTIME=1 -s ALLOW_MEMORY_GROWTH=1 --js-library src/interop_web.js
+LDFLAGS=-s WASM=1 -s NO_EXIT_RUNTIME=1 -s ALLOW_MEMORY_GROWTH=1 -s TOTAL_STACK=1Mb --js-library src/interop_web.js
 endif
 
 ifeq ($(PLAT),mingw)

readme.md

@@ -235,7 +235,7 @@ Install SDL2 port if needed
 
 #### Web
 
-```emcc *.c -s ALLOW_MEMORY_GROWTH=1 --js-library interop_web.js```
+```emcc *.c -s ALLOW_MEMORY_GROWTH=1 -s TOTAL_STACK=1Mb --js-library interop_web.js```
 
 The generated javascript file has some issues. [See here for how to fix](doc/compile-fixes.md#webclient-patches)