diff options
| -rw-r--r-- | doc/build-openbsd.md | 105 |
1 files changed, 23 insertions, 82 deletions
diff --git a/doc/build-openbsd.md b/doc/build-openbsd.md index cd800464b4..760bb69b15 100644 --- a/doc/build-openbsd.md +++ b/doc/build-openbsd.md @@ -1,10 +1,10 @@ OpenBSD build guide ====================== -(updated for OpenBSD 6.1) +(updated for OpenBSD 6.2) This guide describes how to build bitcoind and command-line utilities on OpenBSD. -As OpenBSD is most common as a server OS, we will not bother with the GUI. +OpenBSD is most commonly used as a server OS, so this guide does not contain instructions for building the GUI. Preparation ------------- @@ -12,65 +12,33 @@ Preparation Run the following as root to install the base dependencies for building: ```bash -pkg_add gmake libtool libevent +pkg_add git gmake libevent libtool pkg_add autoconf # (select highest version, e.g. 2.69) pkg_add automake # (select highest version, e.g. 1.15) -pkg_add python # (select highest version, e.g. 3.5) +pkg_add python # (select highest version, e.g. 3.6) +pkg_add boost + +git clone https://github.com/bitcoin/bitcoin.git ``` -The default C++ compiler that comes with OpenBSD 5.9 is g++ 4.2. This version is old (from 2007), and is not able to compile the current version of Bitcoin Core, primarily as it has no C++11 support, but even before there were issues. So here we will be installing a newer compiler. +See [dependencies.md](dependencies.md) for a complete overview. GCC ------- -You can install a newer version of gcc with: +The default C++ compiler that comes with OpenBSD 6.2 is g++ 4.2.1. This version is old (from 2007), and is not able to compile the current version of Bitcoin Core because it has no C++11 support. We'll install a newer version of GCC: ```bash -pkg_add g++ # (select newest 4.x version, e.g. 4.9.3) -``` - -This compiler will not overwrite the system compiler, it will be installed as `egcc` and `eg++` in `/usr/local/bin`. - -### Building boost - -Do not use `pkg_add boost`! The boost version installed thus is compiled using the `g++` compiler not `eg++`, which will result in a conflict between `/usr/local/lib/libestdc++.so.XX.0` and `/usr/lib/libstdc++.so.XX.0`, resulting in a test crash: - - test_bitcoin:/usr/lib/libstdc++.so.57.0: /usr/local/lib/libestdc++.so.17.0 : WARNING: symbol(_ZN11__gnu_debug17_S_debug_me ssagesE) size mismatch, relink your program - ... - Segmentation fault (core dumped) + pkg_add g++ + ``` -This makes it necessary to build boost, or at least the parts used by Bitcoin Core, manually: - -``` -# Pick some path to install boost to, here we create a directory within the bitcoin directory -BITCOIN_ROOT=$(pwd) -BOOST_PREFIX="${BITCOIN_ROOT}/boost" -mkdir -p $BOOST_PREFIX - -# Fetch the source and verify that it is not tampered with -curl -o boost_1_64_0.tar.bz2 https://netcologne.dl.sourceforge.net/project/boost/boost/1.64.0/boost_1_64_0.tar.bz2 -echo '7bcc5caace97baa948931d712ea5f37038dbb1c5d89b43ad4def4ed7cb683332 boost_1_64_0.tar.bz2' | sha256 -c -# MUST output: (SHA256) boost_1_64_0.tar.bz2: OK -tar -xjf boost_1_64_0.tar.bz2 - -# Boost 1.64 needs one small patch for OpenBSD -cd boost_1_64_0 -# Also here: https://gist.githubusercontent.com/laanwj/bf359281dc319b8ff2e1/raw/92250de8404b97bb99d72ab898f4a8cb35ae1ea3/patch-boost_test_impl_execution_monitor_ipp.patch -patch -p0 < /usr/ports/devel/boost/patches/patch-boost_test_impl_execution_monitor_ipp - -# Build w/ minimum configuration necessary for bitcoin -echo 'using gcc : : eg++ : <cxxflags>"-fvisibility=hidden -fPIC" <linkflags>"" <archiver>"ar" <striper>"strip" <ranlib>"ranlib" <rc>"" : ;' > user-config.jam -config_opts="runtime-link=shared threadapi=pthread threading=multi link=static variant=release --layout=tagged --build-type=complete --user-config=user-config.jam -sNO_BZIP2=1" -./bootstrap.sh --without-icu --with-libraries=chrono,filesystem,program_options,system,thread,test -./b2 -d2 -j2 -d1 ${config_opts} --prefix=${BOOST_PREFIX} stage -./b2 -d0 -j4 ${config_opts} --prefix=${BOOST_PREFIX} install -``` + This compiler will not overwrite the system compiler, it will be installed as `egcc` and `eg++` in `/usr/local/bin`. ### Building BerkeleyDB BerkeleyDB is only necessary for the wallet functionality. To skip this, pass `--disable-wallet` to `./configure`. -See "Berkeley DB" in [build_unix.md](build_unix.md) for instructions on how to build BerkeleyDB 4.8. +See "Berkeley DB" in [build-unix.md](build-unix.md#berkeley-db) for instructions on how to build BerkeleyDB 4.8. You cannot use the BerkeleyDB library from ports, for the same reason as boost above (g++/libstd++ incompatibility). ```bash @@ -98,8 +66,8 @@ The standard ulimit restrictions in OpenBSD are very strict: data(kbytes) 1572864 -This is, unfortunately, no longer enough to compile some `.cpp` files in the project, -at least with gcc 4.9.3 (see issue https://github.com/bitcoin/bitcoin/issues/6658). +This, unfortunately, may no longer be enough to compile some `.cpp` files in the project, +at least with GCC 4.9.4 (see issue [#6658](https://github.com/bitcoin/bitcoin/issues/6658)). If your user is in the `staff` group the limit can be raised with: ulimit -d 3000000 @@ -118,59 +86,32 @@ export AUTOCONF_VERSION=2.69 # replace this with the autoconf version that you i export AUTOMAKE_VERSION=1.15 # replace this with the automake version that you installed ./autogen.sh ``` -Make sure `BDB_PREFIX` and `BOOST_PREFIX` are set to the appropriate paths from the above steps. +Make sure `BDB_PREFIX` is set to the appropriate path from the above steps. To configure with wallet: ```bash -./configure --with-gui=no --with-boost=$BOOST_PREFIX \ - CC=egcc CXX=eg++ CPP=ecpp \ +./configure --with-gui=no CC=egcc CXX=eg++ CPP=ecpp \ BDB_LIBS="-L${BDB_PREFIX}/lib -ldb_cxx-4.8" BDB_CFLAGS="-I${BDB_PREFIX}/include" ``` To configure without wallet: ```bash -./configure --disable-wallet --with-gui=no --with-boost=$BOOST_PREFIX \ - CC=egcc CXX=eg++ CPP=ecpp +./configure --disable-wallet --with-gui=no CC=egcc CXX=eg++ CPP=ecpp ``` Build and run the tests: ```bash -gmake # can use -jX here for parallelism +gmake # use -jX here for parallelism gmake check ``` -Clang (not currently working) +Clang ------------------------------ -WARNING: This is outdated, needs to be updated for OpenBSD 6.0 and re-tried. - -Using a newer g++ results in linking the new code to a new libstdc++. -Libraries built with the old g++, will still import the old library. -This gives conflicts, necessitating rebuild of all C++ dependencies of the application. - -With clang this can - at least theoretically - be avoided because it uses the -base system's libstdc++. - ```bash -pkg_add llvm boost -``` +pkg_add llvm -```bash ./configure --disable-wallet --with-gui=no CC=clang CXX=clang++ -gmake +gmake # use -jX here for parallelism +gmake check ``` - -However, this does not appear to work. Compilation succeeds, but link fails -with many 'local symbol discarded' errors: - - local symbol 150: discarded in section `.text._ZN10tinyformat6detail14FormatIterator6finishEv' from libbitcoin_util.a(libbitcoin_util_a-random.o) - local symbol 151: discarded in section `.text._ZN10tinyformat6detail14FormatIterator21streamStateFromFormatERSoRjPKcii' from libbitcoin_util.a(libbitcoin_util_a-random.o) - local symbol 152: discarded in section `.text._ZN10tinyformat6detail12convertToIntIA13_cLb0EE6invokeERA13_Kc' from libbitcoin_util.a(libbitcoin_util_a-random.o) - -According to similar reported errors this is a binutils (ld) issue in 2.15, the -version installed by OpenBSD 5.7: - -- http://openbsd-archive.7691.n7.nabble.com/UPDATE-cppcheck-1-65-td248900.html -- https://llvm.org/bugs/show_bug.cgi?id=9758 - -There is no known workaround for this. |