# ModuLisp — standalone build of the portable engine extracted from uSEQ.
#
# Provenance: extracted from /home/w1n5t0n/src/useq-perform/src-useq @ git
# 1081ae8 (working-tree state, 2026-08-17). Library structure, flags and
# source lists mirror src-useq/meson.build; the firmware library and every
# firmware/WASM/nodedef-dependent test are intentionally absent.

project('modulisp', 'cpp',
  default_options : ['cpp_std=c++17'],
)

# Add global compiler arguments with sensible warning configuration
# (identical to src-useq/meson.build).
common_warning_args = [
  '-Wall',           # Enable most warnings
  '-Wextra',         # Enable extra warnings
  '-Wpedantic',      # Pedantic warnings for ISO C++ compliance
  '-Wshadow',        # Warn about variable shadowing
  '-Wunused',        # Warn about unused variables/functions
  '-Wuninitialized', # Warn about uninitialized variables
  '-Wdouble-promotion', # Warn about float to double promotions
  '-Wformat=2',      # Strict format string checking
  '-Wnull-dereference', # Warn about null pointer dereferences
]

add_global_arguments(common_warning_args, language : 'cpp')

# Define include directories
src_inc = include_directories('src')

# Define precompiled header for faster compilation
pch_file = 'src/pch.h'

# Host (non-Arduino) compile flags, mirroring src-useq with the always-on
# test configuration baked in: signal engine + devtools telemetry enabled.
standalone_args = [
  '-DUSE_OWN_ARDUINO_STR',
  '-DUSE_STD_IO',
  '-DNO_ETL',
  '-D__not_in_flash(section)=',
  '-D__not_in_flash_func(x)=',
  '-DENABLE_SIGNAL_ENGINE',
  '-DUSEQ_DEVTOOLS=1',
]

# === STATIC LIBRARIES FOR PROPER DEPENDENCY TRACKING ===

# Utils library - lowest level, no dependencies
utils_lib = static_library('useq_utils',
  'src/utils/string.cpp',
  'src/utils/common.cpp',
  'src/utils/itoa.cpp',
  'src/utils/log.cpp',
  include_directories : src_inc,
  cpp_args : standalone_args,
  cpp_pch : pch_file,
)

# Create a dependency object for utils
utils_dep = declare_dependency(
  link_with : utils_lib,
  include_directories : src_inc
)

# Devtools library - compile-time-gated telemetry instrumentation
devtools_inc = include_directories('src/devtools')
devtools_lib = static_library('useq_devtools',
  'src/devtools/devtools.cpp',
  include_directories : [src_inc, devtools_inc],
  cpp_args : standalone_args,
  cpp_pch : pch_file,
  dependencies : utils_dep,
)

devtools_dep = declare_dependency(
  link_with : devtools_lib,
  include_directories : [src_inc, devtools_inc],
  dependencies : utils_dep
)

# Signal engine library - depends on utils (symbol_intern.h is header-only)
signal_engine_lib = static_library('useq_signal_engine',
  'src/signal_engine/diagnostics.cpp',
  'src/signal_engine/token.cpp',
  'src/signal_engine/cell_store.cpp',
  'src/signal_engine/node_pool.cpp',
  'src/signal_engine/executor.cpp',
  'src/signal_engine/graph_builder.cpp',
  'src/signal_engine/compiler_pipeline.cpp',
  'src/signal_engine/cold_eval.cpp',
  'src/signal_engine/state_registry.cpp',
  'src/signal_engine/synth_registry.cpp',
  'src/signal_engine/synth_graph.cpp',
  include_directories : src_inc,
  cpp_args : standalone_args,
  cpp_pch : pch_file,
  dependencies : [utils_dep, devtools_dep],
)

signal_engine_dep = declare_dependency(
  link_with : signal_engine_lib,
  include_directories : src_inc,
  dependencies : [utils_dep, devtools_dep]
)

# Add test subdirectory
subdir('test')