build.toml

subdirs = [
    "boot",
    "coreutils",
    "dynamic-linker",
    "kernel",
    "libs",
    "servers",
    "shell",
    "tools",
    "ustd",
]

# TODO: Don't pass -ffreestanding here.
cxx_flags = """\
-std=c++20 \
-fcolor-diagnostics \
-fno-builtin-bcmp \
-fno-exceptions \
-fno-rtti \
-nostdinc \
-nostdinc++ \
-nostdlib \
-I$root \
-I$root/libs \
-Wno-unused-command-line-argument \
-ffreestanding \
"""

ld_flags = "-fuse-ld=lld"

[preset.debug]

[preset.release]
cxx_flags = "-DNDEBUG -O2 -fdata-sections -ffunction-sections"
ld_flags="-Wl,--gc-sections -s"

[preset.release-small]
cxx_flags = "-DNDEBUG -Oz -fdata-sections -ffunction-sections"
ld_flags = "-Wl,--gc-sections -s"

[option.assertions]
cxx_flags = "-DASSERTIONS"

[option.assertions_pedantic]
cxx_flags = "-DASSERTIONS_PEDANTIC"

[[phony]]
name = "sysroot"
deps = ["all"]
commands = [
    "cp -a $root/sysroot $build_root",
    "mkdir -p sysroot/EFI/BOOT sysroot/bin sysroot/include sysroot/lib",
    "cp -a boot/bootloader sysroot/EFI/BOOT/BOOTX64.EFI",
    "cp -a coreutils/cat sysroot/bin/",
    "cp -a coreutils/ls sysroot/bin/",
    "cp -a coreutils/lspci sysroot/bin/",
    "cp -a coreutils/syscfg sysroot/bin/",
    "cp -a coreutils/te sysroot/bin/",
    "cp -a coreutils/yes sysroot/bin/",
    "cp -a dynamic-linker/dynamic-linker sysroot/bin/",
    "cp -a kernel/kernel sysroot/",
    "cp -a libs/config/libconfig.a sysroot/lib/",
    "cp -a libs/console/libconsole.a sysroot/lib/",
    "cp -a libs/core/libcore.a sysroot/lib/",
    "cp -a libs/ipc/libipc.a sysroot/lib/",
    "cp -a libs/log/liblog.a sysroot/lib/",
    "cp -a libs/posix/libposix.a sysroot/lib/",
    "cp -a servers/config/config-server sysroot/bin/",
    "cp -a servers/console/console-server sysroot/bin/",
    "cp -a servers/log/log-server sysroot/bin/",
    "cp -a servers/system/system-server sysroot/bin/",
    "cp -a servers/usb/usb-server sysroot/bin/",
    "cp -a shell/shell sysroot/bin/",
    "cp -a ustd/libustd.a sysroot/lib/",
    "pushd $root/libs/posix && find . -name '*.h' -exec cp --parents -a {} $build_root/sysroot/include/ \\; && popd",
]

[[phony]]
name = "run"
deps = ["sysroot"]
uses_console = true
commands = [
    "$root/tools/run_qemu.bash $root/OVMF.fd $build_root/sysroot",
]

[[phony]]
name = "image"
deps = ["sysroot"]
uses_console = true
commands = [
    "truncate --size 28800000 $build_root/fs.img",
    "mformat -i $build_root/fs.img -f 2880 -h 20 ::",
    "mcopy -si $build_root/fs.img $build_root/sysroot/* ::",
]