# Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.


__doc__ = """
Configuration for building libpng.lib / libpng.a.
"""

Import('env')

if env.WantSystemLib('libpng'):
  Return()

env = env.Clone()

env.ApplySConscript([
    '$ZLIB_DIR/using_zlib.scons',
])

env.Prepend(
    CPPPATH = [
        '$CHROME_SRC_DIR',
    ],
)

if env['PLATFORM'] == 'win32':
  env.Append(
      CCFLAGS = [
          '/TP',
          '/wd4800',
      ],
  )

env.Append(
    CPPDEFINES = [
        'PNG_USER_CONFIG',
        'CHROME_PNG_WRITE_SUPPORT',
    ],
)

input_files = [
    'png.c',
    'pngwutil.c',
    'pngwtran.c',
    'pngwrite.c',
    'pngwio.c',
    'pngvcrd.c',
    'pngtrans.c',
    'pngset.c',
    'pngrutil.c',
    'pngrtran.c',
    'pngrio.c',
    'pngread.c',
    'pngpread.c',
    'pngmem.c',
    'pngget.c',
    'pnggccrd.c',
    'pngerror.c',
]

env.ChromeStaticLibrary('libpng', input_files)