ceph/mingw_conf.sh
Lucian Petrut 4ec8e9938b win32_build.sh: use ENABLE_SHARED=ON by default
The Windows build script uses static linking by default, the
reason being that some tests were failing to build otherwise,
mostly due to unspecified dependencies.

Now that the issue was addressed, we can enable dynamic linking
by default.

Worth mentioning that the Ceph MSI build script already uses
dynamic linking.

While at it, we'll drop some duplicate defaults from
"win32_deps_build.sh". For better clarity, we'll avoid exporting
some "win32_build.sh" variables, instead passing them explicitly
to "win32_deps_build.sh".

Signed-off-by: Lucian Petrut <lpetrut@cloudbasesolutions.com>
2023-09-06 11:17:16 +00:00

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#!/usr/bin/env bash
# MINGW Settings:
# Due to inconsistencies between distributions, mingw versions, binaries,
# and directories must be determined (or defined) prior to building.
# This script expects the following variables:
# * OS - currently ubuntu, rhel, or suse. In the future we may attempt to
# detect the platform.
# * MINGW_CMAKE_FILE - if set, a cmake toolchain file will be created
# * MINGW_POSIX_FLAGS - if set, Mingw Posix compatibility mode will be
# enabled by defining the according flags.
# * USE_MINGW_LLVM - allows using the mingw llvm toolchain
# * MINGW_LLVM_DIR - allows specifying the mingw-llvm toolchain location.
# If unset, we'll use the default path from build.deps.
SCRIPT_DIR="$(dirname "$BASH_SOURCE")"
SCRIPT_DIR="$(realpath "$SCRIPT_DIR")"
MINGW_CMAKE_FILE=${MINGW_CMAKE_FILE:-}
MINGW_POSIX_FLAGS=${MINGW_POSIX_FLAGS:-}
if [[ -n $USE_MINGW_LLVM ]]; then
MINGW_LLVM_DIR=${MINGW_LLVM_DIR:-"$SCRIPT_DIR/build.deps/mingw-llvm"}
fi
# -Common mingw settings-
MINGW_PREFIX="x86_64-w64-mingw32-"
MINGW_BASE="x86_64-w64-mingw32"
MINGW_CPP="${MINGW_BASE}-c++"
MINGW_DLLTOOL="${MINGW_BASE}-dlltool"
MINGW_WINDRES="${MINGW_BASE}-windres"
MINGW_STRIP="${MINGW_BASE}-strip"
MINGW_OBJCOPY="${MINGW_BASE}-objcopy"
if [[ -n $USE_MINGW_LLVM ]]; then
# This package isn't currently provided by Linux distributions, we're
# fetching it from Github.
export PATH="$MINGW_LLVM_DIR/bin:$PATH"
mingwPosix=""
mingwVersion="$(${MINGW_CPP}${mingwPosix} -dumpversion)"
mingwX64IncludeDir="$MINGW_LLVM_DIR/x86_64-w64-mingw32/include"
mingwX64BinDir="$MINGW_LLVM_DIR/x86_64-w64-mingw32/bin"
mingwX64LibDir="$MINGW_LLVM_DIR/x86_64-w64-mingw32/lib"
mingwTargetLibDir="$mingwX64BinDir"
mingwLibpthreadDir="$mingwX64BinDir"
PTW32Include="$mingwX64IncludeDir"
PTW32Lib="$mingwX64LibDir"
MINGW_CC="${MINGW_BASE}-clang${mingwPosix}"
MINGW_CXX="${MINGW_BASE}-clang++${mingwPosix}"
MINGW_FIND_ROOT_PATH="$MINGW_LLVM_DIR/x86_64-w64-mingw32"
else
# -Distribution specific mingw settings-
case "$OS" in
ubuntu)
mingwPosix="-posix"
mingwLibDir="/usr/lib/gcc"
mingwVersion="$(${MINGW_CPP}${mingwPosix} -dumpversion)"
mingwTargetLibDir="${mingwLibDir}/${MINGW_BASE}/${mingwVersion}"
mingwLibpthreadDir="/usr/${MINGW_BASE}/lib"
PTW32Include=/usr/share/mingw-w64/include
PTW32Lib=/usr/x86_64-w64-mingw32/lib
;;
rhel)
mingwPosix=""
mingwLibDir="/usr/lib64/gcc"
mingwVersion="$(${MINGW_CPP}${mingwPosix} -dumpversion)"
mingwTargetLibDir="/usr/${MINGW_BASE}/sys-root/mingw/bin"
mingwLibpthreadDir="$mingwTargetLibDir"
PTW32Include=/usr/x86_64-w64-mingw32/sys-root/mingw/include
PTW32Lib=/usr/x86_64-w64-mingw32/sys-root/mingw/lib
;;
suse)
mingwPosix=""
mingwLibDir="/usr/lib64/gcc"
mingwVersion="$(${MINGW_CPP}${mingwPosix} -dumpversion)"
mingwTargetLibDir="/usr/${MINGW_BASE}/sys-root/mingw/bin"
mingwLibpthreadDir="$mingwTargetLibDir"
PTW32Include=/usr/x86_64-w64-mingw32/sys-root/mingw/include
PTW32Lib=/usr/x86_64-w64-mingw32/sys-root/mingw/lib
;;
*)
echo "$ID is unknown, automatic mingw configuration is not possible."
exit 1
;;
esac
MINGW_CC="${MINGW_BASE}-gcc${mingwPosix}"
MINGW_CXX="${MINGW_BASE}-g++${mingwPosix}"
# -Common mingw settings, dependent upon distribution specific settings-
MINGW_FIND_ROOT_LIB_PATH="${mingwLibDir}/${MINGW_BASE}/${mingwVersion}"
MINGW_FIND_ROOT_PATH="/usr/${MINGW_BASE} ${MINGW_FIND_ROOT_LIB_PATH}"
fi
# End MINGW configuration
if [[ -n $MINGW_CMAKE_FILE ]]; then
cat > $MINGW_CMAKE_FILE <<EOL
set(CMAKE_SYSTEM_NAME Windows)
set(CMAKE_SYSTEM_PROCESSOR x86_64)
# We'll need to use posix threads in order to use
# C++11 features, such as std::thread.
set(CMAKE_C_COMPILER ${MINGW_CC})
set(CMAKE_CXX_COMPILER ${MINGW_CXX})
set(CMAKE_RC_COMPILER ${MINGW_WINDRES})
set(CMAKE_FIND_ROOT_PATH ${MINGW_FIND_ROOT_PATH})
set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
# TODO: consider switching this to "ONLY". The issue with
# that is that all our libs should then be under
# CMAKE_FIND_ROOT_PATH and CMAKE_PREFIX_PATH would be ignored.
set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY BOTH)
set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE BOTH)
EOL
if [[ -n $MINGW_POSIX_FLAGS ]]; then
cat >> $MINGW_CMAKE_FILE <<EOL
# Some functions (e.g. localtime_r) will not be available unless we set
# the following flag.
add_definitions(-D_POSIX=1)
add_definitions(-D_POSIX_C_SOURCE=1)
add_definitions(-D_POSIX_=1)
add_definitions(-D_POSIX_THREADS=1)
EOL
fi
if [[ -n $USE_MINGW_LLVM ]]; then
cat >> $MINGW_CMAKE_FILE <<EOL
add_definitions(-I$mingwX64IncludeDir)
add_definitions(-march=native)
add_definitions(-Wno-unknown-attributes)
EOL
fi
fi