Files
squoosh/codecs/imagequant/build.sh
Ingvar Stepanyan 1542bfb7fd Tweak up compile flags
- Remove unnecessary `-x c++`.
 - Improve rebuild speed by caching:
   - Remove `-f` from `autoreconf` to reuse generated configure scripts.
   - Remove `--rm` from `docker run` to avoid rebuilding Emscripten stdlib.
   - Add `-C` to `./configure` to reuse stored information about `emcc`.
   - Remove `rm -rf build` from WebP encoder/decoder.
2020-05-13 19:39:27 +01:00

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#!/bin/bash
set -e
export OPTIMIZE="-Os -flto --llvm-lto 1"
export LDFLAGS="${OPTIMIZE}"
export CFLAGS="${OPTIMIZE}"
export CPPFLAGS="${OPTIMIZE}"
echo "============================================="
echo "Compiling libimagequant"
echo "============================================="
(
cd node_modules/libimagequant
emconfigure ./configure --disable-sse
emmake make static -j`nproc`
)
echo "============================================="
echo "Compiling wasm module"
echo "============================================="
(
emcc \
--bind \
${OPTIMIZE} \
--closure 1 \
-s ALLOW_MEMORY_GROWTH=1 \
-s MODULARIZE=1 \
-s 'EXPORT_NAME="imagequant"' \
-I node_modules/libimagequant \
-o ./imagequant.js \
--std=c++11 \
imagequant.cpp \
node_modules/libimagequant/libimagequant.a
)
echo "============================================="
echo "Compiling wasm module done"
echo "============================================="
echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
echo "Did you update your docker image?"
echo "Run \`docker pull trzeci/emscripten-upstream\`"
echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"