make.defaults.sdk

# Copyright 2024 The ChromiumOS Authors and Alex313031
# Distributed under the terms of the GNU General Public License v2

# This file should go in //chromiumos/src/third_party/chromiumos-overlay/profiles/targets/sdk/

# Settings that are common to all host sdks.  Do not place any board specific
# settings in here, or settings for cross-compiled targets.
#
# See "man 5 make.conf" and "man 5 portage" for the available options.

# Dummy setting so we can use the same append form below.
USE=""

# Various global settings.
USE="${USE} hardened multilib pic pie -introspection -cracklib"

# Custom USE flag ebuilds can use to determine whether it's going into the sdk
# or into a target board.
USE="${USE} cros_host"

# We do not use cron in the SDK.
USE="${USE} -cron"

# Disable all x11 USE flags for packages within chroot.
USE="${USE} -gtk2 -gtk3 -qt4"

# Enable extended attributes support in our sdk tools.
USE="${USE} xattr"
# But disable using them in the sdk itself for now. http://crbug.com/483174
USE="${USE} -filecaps"

# No need to track power in the sdk.
USE="${USE} -power_management"

# We don't boot things inside the sdk.
USE="${USE} -openrc"

# We don't need translation support in our SDK tools.  b/248739853
USE="${USE} -nls"

# Disable vala inside the sdk
USE="${USE} -vala"

# We only have one rootfs.
USE="${USE} -split-usr"

# We don't need smi so don't enable it to simplify dependencies.
USE="${USE} -smi"

# We shouldn't need VA-API accel in the SDK.
USE="${USE} -vaapi"

# Various runtime features that control emerge behavior.
# See "man 5 make.conf" for details.
FEATURES="allow-missing-manifests buildpkg clean-logs -collision-protect
          -ebuild-locks force-mirror -merge-sync -pid-sandbox
          parallel-install preserve-libs sandbox -strict userfetch
          userpriv usersandbox -unknown-features-warn network-sandbox
          -binpkg-multi-instance"

# This is used by profiles/base/profile.bashrc to figure out that we
# are targeting the cros-sdk (in all its various modes).  It should
# be utilized nowhere else!
CROS_SDK_HOST="cros-sdk-host"

# Qemu targets we care about.
QEMU_SOFTMMU_TARGETS="aarch64 arm i386 x86_64"
QEMU_USER_TARGETS="aarch64 arm i386 x86_64"

# Various compiler defaults.  Should be no arch-specific bits here.
CFLAGS="-O3 -pipe -msse3 -mssse3 -msse4.1"
CXXFLAGS="-O3 -pipe -msse3 -mssse3 -msse4.1"
CPU_FLAGS_X86="${CPU_FLAGS_X86} mmx mmxext sse sse2 sse3 ssse3 sse4_1"
LDFLAGS="-msse3 -mssse3 -msse4.1 -Wl,-O3 -Wl,--lto-O3 -Wl,--as-needed"
RUSTFLAGS="-Ctarget-cpu=x86-64 -Copt-level=3 -Ctarget-feature=+msse4.1"

# The SDK doesn't have video cards.
VIDEO_CARDS="-*"

# We want to migrate away from this at some point.
# https://crbug.com/360346
SYMLINK_LIB="yes"

# Default target(s) for python-r1.eclass
PYTHON_TARGETS="-* python3_8"
PYTHON_SINGLE_TARGET="-* python3_8"

# Use clang as the default compiler.
CC=x86_64-pc-linux-gnu-clang
CXX=x86_64-pc-linux-gnu-clang++
LD=x86_64-pc-linux-gnu-ld.lld