.buckconfig

[cells]
  root = .
  prelude = prelude
  toolchains = toolchains
  third-party = third-party
  none = none

[cell_aliases]
  config = prelude
  ovr_config = prelude
  fbcode = none
  fbsource = none
  fbcode_macros = none
  buck = none

[external_cells]
  prelude = bundled

[parser]
  target_platform_detector_spec = target:root//kernel/...->toolchains//:uefi \
    target:root//...->prelude//platforms:default \
    target:prelude//...->prelude//platforms:default \
    target:toolchains//...->prelude//platforms:default

[build]
  execution_platforms = prelude//platforms:default

[buck2]
platforms = prelude//platforms:default, toolchains//:uefi
constraints = prelude//cpu/constraints:x86_64, prelude//os/constraints:none
file_watcher = watchman

# 'buck2 test' should also build anything matching given target patterns
test_builds_targets = true

# use sha256 since everything supports it. XXX FIXME (aseipp): blake3?
digest_algorithms = SHA256

# These options are used to configure a "graph sketch" that roughly keeps track
# of the size of the underlying graphs that buck2 uses. turn these on; they're
# emitted as part of the build reports.
log_total_configured_graph_sketch = true
log_total_configured_graph_unconfigured_sketch = true
log_configured_graph_unconfigured_sketch = true

# defers writes to the end of actions to help improve performance
defer_write_actions = true

# deferred materialization requires that cache outputs never expire. if they do,
# a command might fail if it expects a hit on an object that was supposed to be
# an input. in that case, the buck2d daemon needs to restart to 'purge' its
# knowledge of that object. this enables that.
restarter = true

# enable checking the peak memory in the interpreter, and also set a byte limit
# for the interpreter. this is useful for catching runaway memory usage in BUILD
# files just in case people start going crazy with them.
check_starlark_peak_memory = true
# also, enforce a max callstack size to prevent ridiculous stack sizes and
# put a limit on how deep/abstract things can get.
starlark_max_callstack_size = 50

# default limit is 5MiB = 5 * 1024 * 1024 = 5242880 bytes. this is used by
# starlark_memory_limit() by default if no limit is specified.
default_starlark_peak_memory = 5242880

[buck2_resource_control]
status = if_available
enable_suspension = true

[project]
# things that should not be scanned by buck2 for file changes. if you notice
# something strange is being scanned, it might be worth adding here.
ignore = \
  .jj, \
  .git, \
  .direnv, \
  .watchman-cookie**, \
  .gdb_history**, \
  **.bck