libsodium/dist-build/emscripten.sh

#! /bin/sh

export PREFIX="$(pwd)/libsodium-js"
export EXPORTED_FUNCTIONS='["_crypto_aead_chacha20poly1305_abytes","_crypto_aead_chacha20poly1305_decrypt","_crypto_aead_chacha20poly1305_encrypt","_crypto_aead_chacha20poly1305_keybytes","_crypto_aead_chacha20poly1305_npubbytes","_crypto_aead_chacha20poly1305_nsecbytes","_crypto_auth","_crypto_auth_bytes","_crypto_auth_hmacsha256","_crypto_auth_hmacsha256_bytes","_crypto_auth_hmacsha256_final","_crypto_auth_hmacsha256_init","_crypto_auth_hmacsha256_keybytes","_crypto_auth_hmacsha256_update","_crypto_auth_hmacsha256_verify","_crypto_auth_hmacsha512","_crypto_auth_hmacsha512256","_crypto_auth_hmacsha512256_bytes","_crypto_auth_hmacsha512256_final","_crypto_auth_hmacsha512256_init","_crypto_auth_hmacsha512256_keybytes","_crypto_auth_hmacsha512256_update","_crypto_auth_hmacsha512256_verify","_crypto_auth_hmacsha512_bytes","_crypto_auth_hmacsha512_final","_crypto_auth_hmacsha512_init","_crypto_auth_hmacsha512_keybytes","_crypto_auth_hmacsha512_update","_crypto_auth_hmacsha512_verify","_crypto_auth_keybytes","_crypto_auth_primitive","_crypto_auth_verify","_crypto_box","_crypto_box_afternm","_crypto_box_beforenm","_crypto_box_beforenmbytes","_crypto_box_boxzerobytes","_crypto_box_curve25519xsalsa20poly1305","_crypto_box_curve25519xsalsa20poly1305_afternm","_crypto_box_curve25519xsalsa20poly1305_beforenm","_crypto_box_curve25519xsalsa20poly1305_beforenmbytes","_crypto_box_curve25519xsalsa20poly1305_boxzerobytes","_crypto_box_curve25519xsalsa20poly1305_keypair","_crypto_box_curve25519xsalsa20poly1305_macbytes","_crypto_box_curve25519xsalsa20poly1305_noncebytes","_crypto_box_curve25519xsalsa20poly1305_open","_crypto_box_curve25519xsalsa20poly1305_open_afternm","_crypto_box_curve25519xsalsa20poly1305_publickeybytes","_crypto_box_curve25519xsalsa20poly1305_secretkeybytes","_crypto_box_curve25519xsalsa20poly1305_seed_keypair","_crypto_box_curve25519xsalsa20poly1305_seedbytes","_crypto_box_curve25519xsalsa20poly1305_zerobytes","_crypto_box_detached","_crypto_box_easy","_crypto_box_keypair","_crypto_box_macbytes","_crypto_box_noncebytes","_crypto_box_open","_crypto_box_open_afternm","_crypto_box_open_detached","_crypto_box_open_easy","_crypto_box_primitive","_crypto_box_publickeybytes","_crypto_box_secretkeybytes","_crypto_box_seed_keypair","_crypto_box_seedbytes","_crypto_box_zerobytes","_crypto_core_hsalsa20","_crypto_core_hsalsa20_constbytes","_crypto_core_hsalsa20_inputbytes","_crypto_core_hsalsa20_keybytes","_crypto_core_hsalsa20_outputbytes","_crypto_core_salsa20","_crypto_core_salsa20_constbytes","_crypto_core_salsa20_inputbytes","_crypto_core_salsa20_keybytes","_crypto_core_salsa20_outputbytes","_crypto_generichash","_crypto_generichash_blake2b","_crypto_generichash_blake2b_bytes","_crypto_generichash_blake2b_bytes_max","_crypto_generichash_blake2b_bytes_min","_crypto_generichash_blake2b_final","_crypto_generichash_blake2b_init","_crypto_generichash_blake2b_init_salt_personal","_crypto_generichash_blake2b_keybytes","_crypto_generichash_blake2b_keybytes_max","_crypto_generichash_blake2b_keybytes_min","_crypto_generichash_blake2b_personalbytes","_crypto_generichash_blake2b_salt_personal","_crypto_generichash_blake2b_saltbytes","_crypto_generichash_blake2b_update","_crypto_generichash_bytes","_crypto_generichash_bytes_max","_crypto_generichash_bytes_min","_crypto_generichash_final","_crypto_generichash_init","_crypto_generichash_keybytes","_crypto_generichash_keybytes_max","_crypto_generichash_keybytes_min","_crypto_generichash_primitive","_crypto_generichash_update","_crypto_hash","_crypto_hash_bytes","_crypto_hash_primitive","_crypto_hash_sha256","_crypto_hash_sha256_bytes","_crypto_hash_sha256_final","_crypto_hash_sha256_init","_crypto_hash_sha256_update","_crypto_hash_sha512","_crypto_hash_sha512_bytes","_crypto_hash_sha512_final","_crypto_hash_sha512_init","_crypto_hash_sha512_update","_crypto_onetimeauth","_crypto_onetimeauth_bytes","_crypto_onetimeauth_final","_crypto_onetimeauth_init","_crypto_onetimeauth_keybytes","_crypto_onetimeauth_poly1305","_crypto_onetimeauth_poly1305_bytes","_crypto_onetimeauth_poly1305_final","_
export TOTAL_MEMORY=33554432
export OPTFLAGS="--llvm-lto 3 -Oz"
export CFLAGS="$OPTFLAGS --pre-js=test/default/pre.js "
export LDFLAGS="-s EXPORTED_FUNCTIONS=${EXPORTED_FUNCTIONS} -s TOTAL_MEMORY=${TOTAL_MEMORY}"

emconfigure ./configure --enable-minimal --disable-shared --prefix="$PREFIX" && \
emmake make clean &&
emmake make install &&
emcc --closure 1 $OPTFLAGS $LDFLAGS \
  "${PREFIX}/lib/libsodium.a" -o "${PREFIX}/lib/libsodium.js"