JVM implementation

native/build.sh

@@ -0,0 +1,41 @@
+#!/usr/bin/env bash
+set -e
+
+[[ -z "$TARGET" ]] && echo "Please set the PLATFORM variable" && exit 1
+
+cd secp256k1
+
+if [ "$TARGET" == "mingw" ]; then
+  CONF_OPTS="CFLAGS=-fpic --host=x86_64-w64-mingw32"
+elif [ "$TARGET" == "linux" ]; then
+  CONF_OPTS="CFLAGS=-fpic"
+fi
+
+./autogen.sh
+./configure $CONF_OPTS --enable-experimental --enable-module_ecdh --enable-module-recovery --enable-benchmark=no --enable-shared=no --enable-exhaustive-tests=no --enable-tests=no
+make clean
+make
+
+cd ..
+
+mkdir -p build/$TARGET
+cp -r secp256k1/.libs/libsecp256k1.a build/$TARGET/
+
+GCC=gcc
+JNI_HEADERS=$TARGET
+
+if [ "$TARGET" == "linux" ]; then
+  OUTFILE=libsecp256k1-jni.so
+elif [ "$TARGET" == "darwin" ]; then
+  OUTFILE=libsecp256k1-jni.dylib
+  ADD_LIB=-lgmp
+elif [ "$TARGET" == "mingw" ]; then
+  OUTFILE=secp256k1-jni.dll
+  GCC=/usr/src/mxe/usr/bin/x86_64-w64-mingw32.static-gcc
+  JNI_HEADERS=linux
+  GCC_OPTS="-fpic"
+fi
+
+echo $GCC -shared $GCC_OPTS -o build/$TARGET/$OUTFILE jni/src/org_bitcoin_NativeSecp256k1.c jni/src/org_bitcoin_Secp256k1Context.c -Ijni/headers/ -Ijni/headers/$JNI_HEADERS/ -Isecp256k1/ -lsecp256k1 -Lbuild/$TARGET/ $ADD_LIB
+
+$GCC -shared $GCC_OPTS -o build/$TARGET/$OUTFILE jni/src/org_bitcoin_NativeSecp256k1.c jni/src/org_bitcoin_Secp256k1Context.c -Ijni/headers/ -Ijni/headers/$JNI_HEADERS/ -Isecp256k1/ -lsecp256k1 -Lbuild/$TARGET/ $ADD_LIB