crosstool-ng/scripts/build/companion_libs/050-zlib.sh
Quentin Boswank 6cf65db329 Fix zlib build on win32 near enviroments
We set some variables for linking zlib to '' which we shouldn't do. Let
the Makefile sort these things out.

Signed-off-by: Quentin Boswank <qubos@outlook.de>
2023-12-18 16:28:45 +13:00

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# This file adds the functions to build the zlib library
# Copyright 2017 Alexey Neyman
# Licensed under the GPL v2. See COPYING in the root of this package
do_zlib_get() { :; }
do_zlib_extract() { :; }
do_zlib_for_build() { :; }
do_zlib_for_host() { :; }
do_zlib_for_target() { :; }
# Overide functions depending on configuration
if [ "${CT_ZLIB}" = "y" ]; then
# Download zlib
do_zlib_get() {
CT_Fetch ZLIB
}
# Extract zlib
do_zlib_extract() {
CT_ExtractPatch ZLIB
}
# Build zlib for running on build
# - always build statically
# - install in build-tools prefix
do_zlib_for_build() {
local -a zlib_opts
case "${CT_TOOLCHAIN_TYPE}" in
native|cross) return 0;;
esac
CT_DoStep INFO "Installing zlib for build"
CT_mkdir_pushd "${CT_BUILD_DIR}/build-zlib-build-${CT_BUILD}"
zlib_opts+=( "host=${CT_BUILD}" )
zlib_opts+=( "prefix=${CT_BUILDTOOLS_PREFIX_DIR}" )
zlib_opts+=( "cflags=${CT_CFLAGS_FOR_BUILD}" )
zlib_opts+=( "ldflags=${CT_LDFLAGS_FOR_BUILD}" )
do_zlib_backend "${zlib_opts[@]}"
CT_Popd
CT_EndStep
}
# Build zlib for running on host
do_zlib_for_host() {
local -a zlib_opts
CT_DoStep INFO "Installing zlib for host"
CT_mkdir_pushd "${CT_BUILD_DIR}/build-zlib-host-${CT_HOST}"
zlib_opts+=( "host=${CT_HOST}" )
zlib_opts+=( "prefix=${CT_HOST_COMPLIBS_DIR}" )
zlib_opts+=( "cflags=${CT_CFLAGS_FOR_HOST}" )
zlib_opts+=( "ldflags=${CT_LDFLAGS_FOR_HOST}" )
do_zlib_backend "${zlib_opts[@]}"
CT_Popd
CT_EndStep
}
# Build zlib
# Parameter : description : type : default
# host : machine to run on : tuple : (none)
# prefix : prefix to install into : dir : (none)
# cflags : cflags to use : string : (empty)
# ldflags : ldflags to use : string : (empty)
do_zlib_backend() {
local host
local prefix
local cflags
local ldflags
local arg
local -a extra_config
local -a extra_make
for arg in "$@"; do
eval "${arg// /\\ }"
done
if [ "${CT_CC_LANG_JIT}" = "y" ]; then
cflags="${cflags} -fPIC"
fi
case "${host}" in
*-mingw32)
# zlib treats mingw host differently and requires using a different
# makefile rather than configure+make. It also does not support
# out-of-tree building.
cp -av "${CT_SRC_DIR}/zlib/." .
extra_make=( -f win32/Makefile.gcc \
PREFIX="${host}-" \
LIBRARY_PATH="${prefix}/lib" \
INCLUDE_PATH="${prefix}/include" \
BINARY_PATH="${prefix}/bin" \
prefix="${prefix}" \
)
;;
*)
CT_DoLog EXTRA "Configuring zlib"
CT_DoExecLog CFG \
CFLAGS="${cflags}" \
LDFLAGS="${ldflags}" \
CHOST="${host}" \
${CONFIG_SHELL} \
"${CT_SRC_DIR}/zlib/configure" \
--prefix="${prefix}" \
--static \
"${extra_config[@]}"
;;
esac
CT_DoLog EXTRA "Building zlib"
CT_DoExecLog ALL make "${extra_make[@]}" ${CT_JOBSFLAGS}
if [ "${CT_COMPLIBS_CHECK}" = "y" ]; then
if [ "${host}" = "${CT_BUILD}" ]; then
CT_DoLog EXTRA "Checking zlib"
CT_DoExecLog ALL make "${extra_make[@]}" -s test
else
# Cannot run host binaries on build in a canadian cross
CT_DoLog EXTRA "Skipping check for zlib on the host"
fi
fi
CT_DoLog EXTRA "Installing zlib"
CT_DoExecLog ALL make "${extra_make[@]}" install
}
fi # CT_ZLIB