set build parallelism in common.sh

build_curl.sh

@@ -30,7 +30,7 @@ emcmake cmake \
   -DCMAKE_INSTALL_PREFIX="$INSTALL_DIR" \
   "$BUILD_DIR/curl"
 
-emmake make -j4
+emmake make
 emmake make install
 
 echo "curl OK"

build_libjpeg.sh

@@ -7,6 +7,10 @@ rm -rf libjpeg
 mkdir -p libjpeg
 
 pushd libjpeg
+
+# makefile can't handle parallelism
+export MAKEFLAGS=""
+
 emcmake cmake \
 -DCMAKE_INSTALL_PREFIX="$INSTALL_DIR" \
 -DWITH_SIMD=0 \

build_minetest.sh

@@ -61,7 +61,7 @@ if ! $INCREMENTAL; then
       "$BASE_DIR/minetest"
 fi
 
-emmake make -j4
+emmake make
 
 echo "Installing into www/"
 rm -rf "$WWW_DIR"

build_zstd.sh

@@ -7,6 +7,10 @@ rm -rf zstd-build
 mkdir zstd-build
 
 pushd zstd-build
+
+# makefile can't handle parallelism
+export MAKEFLAGS=""
+
 export CFLAGS="-D_POSIX_SOURCE=1"
 export CXXFLAGS="-D_POSIX_SOURCE=1"
 emcmake cmake \

common.sh

@@ -34,6 +34,8 @@ INSTALL_DIR="$BUILD_DIR/install"
 WWW_DIR="$BASE_DIR/www"
 mkdir -p "$SOURCES_DIR" "$BUILD_DIR" "$INSTALL_DIR"
 
+export MAKEFLAGS="-j$(nproc)"
+
 export CFLAGS="$COMMON_CFLAGS -pthread -sUSE_PTHREADS=1 -fexceptions"
 export CXXFLAGS="$COMMON_CFLAGS -pthread -sUSE_PTHREADS=1 -fexceptions"
 export LDFLAGS="$COMMON_LDFLAGS -pthread -sUSE_PTHREADS=1 -fexceptions -sEXIT_RUNTIME"