build cjson for emscripten

.vscode/settings.json

@@ -1,5 +1,6 @@
 {
   "clangd.fallbackFlags": [
-    "-I/usr/share/emscripten/cache/sysroot/include/"
+    "-I/usr/share/emscripten/cache/sysroot/include/",
+    "-I/usr/lib/emscripten/system/include"
   ]
 }

client/build.sh

@@ -22,6 +22,7 @@ if [ ! -d $INCLUDE_DIR ]; then
   tools/curl.sh
 fi
 
+mkdir -p out
 COMPILE_CMD="emcc main.c $COMPILER_OPTIONS $EMSCRIPTEN_OPTIONS"
 echo $COMPILE_CMD
 $COMPILE_CMD

client/tools/all_deps.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+
+#build all deps
+
+mkdir -p build
+
+OPENSSL_PREFIX=$(realpath build/openssl-wasm)
+CJSON_PREFIX=$(realpath build/cjson-wasm)
+CURL_PREFIX=$(realpath build/curl-wasm)
+
+tools/openssl.sh
+tools/cjson.sh
+tools/curl.sh
+
+cp -r $OPENSSL_PREFIX/* $CURL_PREFIX
+cp -r $CJSON_PREFIX/* $CURL_PREFIX

client/tools/cjson.sh

@@ -0,0 +1,27 @@
+#!/bin/bash
+
+#compile cjson for use with emscripten
+
+set -x
+set -e
+
+CORE_COUNT=$(nproc --all)
+PREFIX=$(realpath build/cjson-wasm)
+mkdir -p $PREFIX
+
+cd build
+rm -rf cjson
+git clone -b master --depth=1 https://github.com/DaveGamble/cJSON cjson
+cd cjson
+
+emmake make all
+INCLUDE_FILES="cJSON.h cJSON_Utils.h"
+LIB_FILES="libcjson.a libcjson_utils.a"
+
+rm -rf $PREFIX
+mkdir -p $PREFIX/include/cjson
+mkdir -p $PREFIX/lib
+cp $INCLUDE_FILES $PREFIX/include/cjson
+cp $LIB_FILES $PREFIX/lib
+
+cd ../../