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#!/usr/bin/env bash
if ! [ -x "$(command -v emcc)" ]; then
echo "Error: emcc could not be found." >&2
exit 1
fi
set -e
SOURCE_DIR=$PWD
# Working directories
TARGET=$SOURCE_DIR/target
mkdir -p "$TARGET"
# Define default arguments
DEBUG=false
# Parse arguments
while [ $# -gt 0 ]; do
case $1 in
--debug) DEBUG=true ;;
*) echo "ERROR: Unknown parameter: $1" >&2; exit 1 ;;
esac
shift
done
# Common compiler flags
export CFLAGS="-O3 -fPIC"
if [ "$DEBUG" = "true" ]; then export CFLAGS+=" -DDEBUG_F"; fi
export CXXFLAGS="$CFLAGS"
# Build paths
export CPATH="$TARGET/include"
export PKG_CONFIG_PATH="$TARGET/lib/pkgconfig"
export EM_PKG_CONFIG_PATH="$PKG_CONFIG_PATH"
# Specific variables for cross-compilation
export CHOST="${TARGET_HOST}-unknown-linux" # wasm32-unknown-emscripten
autoreconf -fiv
emconfigure ./configure --host=$CHOST --prefix="$TARGET" --enable-static --disable-shared --disable-dependency-tracking \
--disable-builddir --disable-multi-os-directory --disable-raw-api --disable-docs ${EXTRA_CONFIGURE_FLAGS}
make install
cp fficonfig.h target/include/
cp include/ffi_common.h target/include/
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