##
# This script sets compiler flags for 
# MinGW in the MSYS environment.
##
Import('env')

# Set common flags
# Overwrite suffixes and prefixes
if env['TARGET_OS'] == 'msys_nt':
	env['SHLIBPREFIX'] = 'lib'

env.AppendUnique(LIBPATH = [env.get('BUILD_DIR')])

target_arch = env.get('TARGET_ARCH')

if env['CC'] == 'gcc':
	if env.get('RELEASE'):
		env.AppendUnique(CCFLAGS = ['-Os'])
		env.AppendUnique(CPPDEFINES = ['NDEBUG'])
	else:
		env.AppendUnique(CCFLAGS = ['-g'])
	env.AppendUnique(CFLAGS = ['-std=c99'])
	env.AppendUnique(CXXFLAGS = ['-std=c++11'])
	env.AppendUnique(CCFLAGS = ['-Wall', '-Wextra', '-Wa,-mbig-obj'])
	env.AppendUnique(CPPDEFINES = ['WITH_POSIX', '_GNU_SOURCE', '__msys_nt__', '_WIN32_WINNT=0x0600'])
	
	# Set arch flags
	if target_arch in ['x86']:
		env.AppendUnique(CCFLAGS = ['-m32'])
		env.AppendUnique(LINKFLAGS = ['-m32'])
	elif target_arch in ['x86_64']:
		env.AppendUnique(CCFLAGS = ['-m64'])
		env.AppendUnique(LINKFLAGS = ['-m64'])