92 lines
2.6 KiB
Python
92 lines
2.6 KiB
Python
# SConstruct
|
|
# vim: set ft=python:
|
|
#
|
|
# Toplevel Scons build script for the Charles project.
|
|
#
|
|
# Eryn Wells <eryn@erynwells.me>
|
|
|
|
|
|
#
|
|
# DEFAULT CONFIGURATION VALUES
|
|
#
|
|
|
|
# Enabling debugging does the following things:
|
|
# 1. Turns on debugging symbols
|
|
# 2. Turns off all optimization
|
|
# 3. Sets the DEBUG define
|
|
DEBUG = True
|
|
|
|
# Show build commands ("cc [args] -o [out] [file], etc"). If this is False, show
|
|
# some nice messages for each step of the build.
|
|
BUILD_CMDS = False
|
|
|
|
#
|
|
# BUILD STUFF BELOW HERE
|
|
#
|
|
|
|
import os
|
|
import os.path
|
|
|
|
|
|
def which(program):
|
|
def is_executable(path):
|
|
return os.path.exists(path) and os.access(path, os.X_OK)
|
|
|
|
path, name = os.path.split(program)
|
|
if path:
|
|
if is_executable(program):
|
|
return program
|
|
else:
|
|
pathext = [''] + os.environ.get('PATHEXT', '').split(os.pathsep)
|
|
for path in os.environ.get('PATH', '').split(os.pathsep):
|
|
exe = os.path.join(path, program)
|
|
for ext in pathext:
|
|
candidate = exe + ext
|
|
if is_executable(candidate):
|
|
return candidate
|
|
return None
|
|
|
|
|
|
def get_bool_argument(arg):
|
|
try:
|
|
return bool(int(arg))
|
|
except ValueError:
|
|
pass
|
|
if arg in ('False', 'FALSE', 'false', ''):
|
|
return False
|
|
return True
|
|
|
|
|
|
cflags='-Wall -Wextra -pedantic'
|
|
common_env = Environment(
|
|
CC='clang' if which('clang') else 'gcc',
|
|
CXX='clang++' if which('clang++') else 'g++',
|
|
CFLAGS=cflags + ' -std=c99',
|
|
CXXFLAGS=cflags + ' -std=c++11')
|
|
|
|
BUILD_CMDS = get_bool_argument(ARGUMENTS.get('BUILD_CMDS', BUILD_CMDS))
|
|
if not BUILD_CMDS:
|
|
def generate_comstr(action):
|
|
return '%18s: $TARGET' % (action,)
|
|
common_env['ASCOMSTR'] = generate_comstr('Assembling'),
|
|
common_env['CCCOMSTR'] = generate_comstr('Building (C)'),
|
|
common_env['CXXCOMSTR'] = generate_comstr('Building (C++)'),
|
|
common_env['LINKCOMSTR'] = generate_comstr('Linking'),
|
|
common_env['ARCOMSTR'] = generate_comstr('Archiving'),
|
|
common_env['RANLIBCOMSTR'] = generate_comstr('Indexing')
|
|
|
|
src_dir = Dir('#src')
|
|
|
|
debug_env = common_env.Clone()
|
|
debug_env.VariantDir(os.path.join('build', 'debug'), src_dir, duplicate=0)
|
|
debug_env.Append(CPPDEFINES=['DEBUG'])
|
|
debug_cflags = ' -O0 -g'
|
|
debug_env.Append(CFLAGS=debug_cflags, CXXFLAGS=debug_cflags)
|
|
|
|
release_env = common_env.Clone()
|
|
release_env.VariantDir(os.path.join('build', 'release'), src_dir, duplicate=0)
|
|
release_cflags = ' -O2'
|
|
release_env.Append(CPPDEFINES=['RELEASE'])
|
|
|
|
for mode, env in {'debug': debug_env, 'release': release_env}.iteritems():
|
|
env.SConscript(os.path.join('build', mode, 'SConscript'), {'env': env})
|