bulletproofs: add new empty module

src/modules/bulletproofs/Makefile.am.include

@@ -0,0 +1,10 @@
+include_HEADERS += include/secp256k1_bulletproofs.h
+noinst_HEADERS += src/modules/bulletproofs/tests_impl.h
+noinst_HEADERS += src/modules/bulletproofs/main_impl.h
+
+if USE_BENCHMARK
+noinst_PROGRAMS += bench_bulletproofs
+bench_bulletproofs_SOURCES = src/bench_bulletproofs.c
+bench_bulletproofs_LDADD = libsecp256k1.la $(SECP_LIBS)
+bench_bulletproofs_LDFLAGS = -static
+endif

src/modules/bulletproofs/main_impl.h

@@ -0,0 +1,12 @@
+/**********************************************************************
+ * Copyright (c) 2020 Andrew Poelstra                                 *
+ * Distributed under the MIT software license, see the accompanying   *
+ * file COPYING or http://www.opensource.org/licenses/mit-license.php.*
+ **********************************************************************/
+
+#ifndef _SECP256K1_MODULE_BULLETPROOFS_MAIN_
+#define _SECP256K1_MODULE_BULLETPROOFS_MAIN_
+
+/* TODO */
+
+#endif

src/modules/bulletproofs/tests_impl.h

@@ -0,0 +1,14 @@
+/**********************************************************************
+ * Copyright (c) 2020 Andrew Poelstra                                 *
+ * Distributed under the MIT software license, see the accompanying   *
+ * file COPYING or http://www.opensource.org/licenses/mit-license.php.*
+ **********************************************************************/
+
+#ifndef _SECP256K1_MODULE_BULLETPROOFS_TEST_
+#define _SECP256K1_MODULE_BULLETPROOFS_TEST_
+
+void run_bulletproofs_tests(void) {
+    /* TODO */
+}
+
+#endif