addpkg: p2pool(fix compilation error caused by cast-align and cast-qual)

p2pool/riscv64.patch

@@ -0,0 +1,59 @@
+--- PKGBUILD
++++ PKGBUILD
+@@ -22,7 +22,55 @@ prepare() {
+ }
+
+ build() {
+-  cd ${pkgname}/build
++  cd ${pkgname}
++  # the package use -Wcast-align flag, it seems casting from 'uint8_t *' to 'uint32_t *' doesn't cause warning on x86_64, but it does on riscv64
++  # with -Werror, it causes build failure. So the following code add #pragma GCC diagnostic ignored "-Wcast-align" to ignore the warning temporarily
++  # patch src/common.h
++  sed -i '1 i\#pragma GCC diagnostic push\n#pragma GCC diagnostic ignored "-Wcast-align"' src/common.h
++  sed -i '$ a\#pragma GCC diagnostic pop' src/common.h
++  # patch src/block_cache.cpp
++  sed -i '1 i\#pragma GCC diagnostic push\n#pragma GCC diagnostic ignored "-Wcast-align"' src/block_cache.cpp
++  sed -i '$ a\#pragma GCC diagnostic pop' src/block_cache.cpp
++  # patch src/keccak.h
++  sed -i '1 i\#pragma GCC diagnostic push\n#pragma GCC diagnostic ignored "-Wcast-align"' src/keccak.h
++  sed -i '$ a\#pragma GCC diagnostic pop' src/keccak.h
++  # patch src/keccak.cpp
++  sed -i '1 i\#pragma GCC diagnostic push\n#pragma GCC diagnostic ignored "-Wcast-align"' src/keccak.cpp
++  sed -i '$ a\#pragma GCC diagnostic pop' src/keccak.cpp
++  # patch src/p2p_server.cpp
++  sed -i '1 i\#pragma GCC diagnostic push\n#pragma GCC diagnostic ignored "-Wcast-align"' src/p2p_server.cpp
++  sed -i '$ a\#pragma GCC diagnostic pop' src/p2p_server.cpp
++  # patch src/pool_block.cpp
++  sed -i '1 i\#pragma GCC diagnostic push\n#pragma GCC diagnostic ignored "-Wcast-align"' src/pool_block.cpp
++  sed -i '$ a\#pragma GCC diagnostic pop' src/pool_block.cpp
++  # patch src/tcp_server.cpp
++  sed -i '1 i\#pragma GCC diagnostic push\n#pragma GCC diagnostic ignored "-Wcast-align"' src/tcp_server.cpp
++  sed -i '$ a\#pragma GCC diagnostic pop' src/tcp_server.cpp
++  # patch src/util.cpp
++  sed -i '1 i\#pragma GCC diagnostic push\n#pragma GCC diagnostic ignored "-Wcast-align"' src/util.cpp
++  sed -i '$ a\#pragma GCC diagnostic pop' src/util.cpp
++  # patch src/side_chain.cpp
++  sed -i '1 i\#pragma GCC diagnostic push\n#pragma GCC diagnostic ignored "-Wcast-align"' src/side_chain.cpp
++  sed -i '$ a\#pragma GCC diagnostic pop' src/side_chain.cpp
++  # patch src/stratum_server.cpp
++  sed -i '1 i\#pragma GCC diagnostic push\n#pragma GCC diagnostic ignored "-Wcast-align"' src/stratum_server.cpp
++  sed -i '$ a\#pragma GCC diagnostic pop' src/stratum_server.cpp
++  # patch external/src/RandomX/src/intrin_portable.h
++  sed -i '1 i\#pragma GCC diagnostic push\n#pragma GCC diagnostic ignored "-Wcast-align"' external/src/RandomX/src/intrin_portable.h
++  sed -i '$ a\#pragma GCC diagnostic pop' external/src/RandomX/src/intrin_portable.h
++  # patch external/src/rapidjson/include/rapidjson/internal/stack.h
++  sed -i '1 i\#pragma GCC diagnostic push\n#pragma GCC diagnostic ignored "-Wcast-align"' external/src/rapidjson/include/rapidjson/internal/stack.h
++  sed -i '$ a\#pragma GCC diagnostic pop' external/src/rapidjson/include/rapidjson/internal/stack.h
++  # patch external/src/rapidjson/include/rapidjson/allocators.h
++  sed -i '1 i\#pragma GCC diagnostic push\n#pragma GCC diagnostic ignored "-Wcast-align"' external/src/rapidjson/include/rapidjson/allocators.h
++  sed -i '$ a\#pragma GCC diagnostic pop' external/src/rapidjson/include/rapidjson/allocators.h
++
++  # the package build failed with -Werror=cast-qual, because it remove const qualifier while casting which seems not necessary
++  # see https://github.com/tevador/RandomX/issues/277
++  # patch external/src/RandomX/src/intrin_portable.h (add const qualifier)
++  sed -Ei 's/(load32\(\()(uint8_t\*)/\1const \2/g' external/src/RandomX/src/intrin_portable.h
++  cd build
++
+   cmake .. -DCMAKE_BUILD_TYPE=Release
+   make -j$(nproc)
+ }