2022-07-26 17:18:01 +01:00

114 lines
3.7 KiB
Ruby

# typed: false
# frozen_string_literal: true
module Stdenv
# @private
undef homebrew_extra_pkg_config_paths
def homebrew_extra_pkg_config_paths
["#{HOMEBREW_LIBRARY}/Homebrew/os/mac/pkgconfig/#{MacOS.version}"]
end
def setup_build_environment(
formula: nil,
cc: nil,
build_bottle: false,
bottle_arch: nil,
testing_formula: false,
debug_symbols: false
)
generic_setup_build_environment(
formula: formula, cc: cc, build_bottle: build_bottle,
bottle_arch: bottle_arch, testing_formula: testing_formula,
debug_symbols: debug_symbols,
)
append "LDFLAGS", "-Wl,-headerpad_max_install_names"
# sed is strict, and errors out when it encounters files with
# mixed character sets
delete("LC_ALL")
self["LC_CTYPE"] = "C"
# Add lib and include etc. from the current macosxsdk to compiler flags:
macosxsdk(formula: @formula, testing_formula: testing_formula)
return unless MacOS::Xcode.without_clt?
append_path "PATH", "#{MacOS::Xcode.prefix}/usr/bin"
append_path "PATH", "#{MacOS::Xcode.toolchain_path}/usr/bin"
end
def remove_macosxsdk(version = nil)
# Clear all lib and include dirs from CFLAGS, CPPFLAGS, LDFLAGS that were
# previously added by macosxsdk
remove_from_cflags(/ ?-mmacosx-version-min=\d+\.\d+/)
delete("CPATH")
remove "LDFLAGS", "-L#{HOMEBREW_PREFIX}/lib"
sdk = self["SDKROOT"] || MacOS.sdk_path_if_needed(version)
return unless sdk
delete("SDKROOT")
remove_from_cflags "-isysroot#{sdk}"
remove "CPPFLAGS", "-isysroot#{sdk}"
remove "LDFLAGS", "-isysroot#{sdk}"
if HOMEBREW_PREFIX.to_s == "/usr/local"
delete("CMAKE_PREFIX_PATH")
else
# It was set in setup_build_environment, so we have to restore it here.
self["CMAKE_PREFIX_PATH"] = HOMEBREW_PREFIX.to_s
end
remove "CMAKE_FRAMEWORK_PATH", "#{sdk}/System/Library/Frameworks"
end
def macosxsdk(version = nil, formula: nil, testing_formula: false)
# Sets all needed lib and include dirs to CFLAGS, CPPFLAGS, LDFLAGS.
remove_macosxsdk
min_version = version || MacOS.version
append_to_cflags("-mmacosx-version-min=#{min_version}")
self["CPATH"] = "#{HOMEBREW_PREFIX}/include"
prepend "LDFLAGS", "-L#{HOMEBREW_PREFIX}/lib"
sdk = if formula
MacOS.sdk_for_formula(formula, version, check_only_runtime_requirements: testing_formula)
else
MacOS.sdk(version)
end
return if !MacOS.sdk_root_needed? && sdk&.source != :xcode
Homebrew::Diagnostic.checks(:fatal_setup_build_environment_checks)
sdk = sdk.path
# Extra setup to support Xcode 4.3+ without CLT.
self["SDKROOT"] = sdk
# Tell clang/gcc where system include's are:
append_path "CPATH", "#{sdk}/usr/include"
# The -isysroot is needed, too, because of the Frameworks
append_to_cflags "-isysroot#{sdk}"
append "CPPFLAGS", "-isysroot#{sdk}"
# And the linker needs to find sdk/usr/lib
append "LDFLAGS", "-isysroot#{sdk}"
# Needed to build cmake itself and perhaps some cmake projects:
append_path "CMAKE_PREFIX_PATH", "#{sdk}/usr"
append_path "CMAKE_FRAMEWORK_PATH", "#{sdk}/System/Library/Frameworks"
end
# Some configure scripts won't find libxml2 without help.
# This is a no-op with macOS SDK 10.15.4 and later.
def libxml2
sdk = self["SDKROOT"] || MacOS.sdk_path_if_needed
if !sdk
append "CPPFLAGS", "-I/usr/include/libxml2"
elsif !Pathname("#{sdk}/usr/include/libxml").directory?
# Use the includes form the sdk
append "CPPFLAGS", "-I#{sdk}/usr/include/libxml2"
end
end
def no_weak_imports
append "LDFLAGS", "-Wl,-no_weak_imports" if no_weak_imports_support?
end
end