# Copyright 2014 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.

import("//build/config/ui.gni")
import("//build/config/compiler/compiler.gni")
import("//build/config/sanitizers/sanitizers.gni")

config("mesa_headers_config") {
  include_dirs = [ "src/include" ]
  if (!use_x11) {
    defines = [ "MESA_EGL_NO_X11_HEADERS" ]
  }
}

assert(!is_ios, "mesa is not used on iOS, don't pull it in accidentally")

# This directory contains checked-in files generated from the Mesa build.
generated_src_dir = "src/chromium_gensrc"

source_set("mesa_headers") {
  public_configs = [ ":mesa_headers_config" ]
}

# This config must generally be prepended to the configs list so that the Mesa
# dirs appear before the system ones on Windows. This is necessary so that
# #include "GL/gl.h" means to include Mesa's, not the system's.
config("mesa_internal_config") {
  configs = [ "//build/config/sanitizers:cfi_icall_generalize_pointers" ]
  cflags = []
  defines = [
    "MAPI_ABI_HEADER=\"glapi_mapi_tmp_shared.h\"",
    "PACKAGE_NAME=\"Mesa\"",
    "PACKAGE_TARNAME=\"mesa\"",
    "PACKAGE_VERSION=\"9.0.3\"",
    "PACKAGE_STRING=\"Mesa 9.0.3\"",
    "PACKAGE_BUGREPORT=\"https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa\"",
    "PACKAGE_URL=\"\"",
    "PACKAGE=\"mesa\"",
    "VERSION=\"9.0.3\"",
    "STDC_HEADERS=1",
    "HAVE_SYS_TYPES_H=1",
    "HAVE_SYS_STAT_H=1",
    "HAVE_STDLIB_H=1",
    "HAVE_STRING_H=1",
    "HAVE_MEMORY_H=1",
    "HAVE_STRINGS_H=1",
    "HAVE_INTTYPES_H=1",
    "HAVE_STDINT_H=1",
    "HAVE_DLFCN_H=1",
    "LT_OBJDIR=\".libs/\"",
    "YYTEXT_POINTER=1",
    "HAVE_LIBEXPAT=1",
    "HAVE_LIBXCB_DRI2=1",
    "FEATURE_GL=1",
    "MAPI_MODE_GLAPI",

    #"USE_X86_64_ASM",
    "IN_DRI_DRIVER",
    "USE_XCB",
    "GLX_INDIRECT_RENDERING",
    "GLX_DIRECT_RENDERING",
    "IN_DRI_DRIVER",
    "HAVE_ALIAS",
    "HAVE_MINCORE",
    "HAVE_LIBUDEV",
    "_GLAPI_NO_EXPORTS",
  ]
  include_dirs = [
    "src/src/gallium/auxiliary",
    "src/src/gallium/include",
    "src/src/glsl",
    "src/src/glsl/glcpp",
    "src/src/mapi",
    "src/src/mapi/glapi",
    "src/src/mesa",
    "src/src/mesa/main",
    "src/include",
    "$generated_src_dir/mesa/",
    "$generated_src_dir/mesa/main",
    "$generated_src_dir/mesa/program",
    "$generated_src_dir/mesa/glapi",
  ]

  if (is_android) {
    defines += [ "_GNU_SOURCE" ]
  }

  if (is_linux) {
    defines += [ "_GNU_SOURCE" ]
  }

  if (is_win) {
    defines += [
      # Generated files use const only if __cplusplus or __STDC__ is defined.
      # On Windows, neither is defined, so define YY_USE_CONST to explicitly
      # enable const.
      "YY_USE_CONST",
    ]
  }

  if (is_posix) {
    defines += [
      "HAVE_DLOPEN",
      "HAVE_PTHREAD=1",
      "HAVE_UNISTD_H=1",
    ]

    if (!is_android) {
      defines += [ "HAVE_POSIX_MEMALIGN" ]
    }

    if (!is_android && !is_mac) {
      cflags += [ "-fPIC" ]
    }
  }

  if (is_msan) {
    # Disable code in mesa that loads the libtxc_dxtn.so library if msan is
    # enabled, as the library will be loaded from a system directory, which
    # may cause spurious msan reports because msan expects most libraries in
    # the process to be compiled with msan.
    defines += [ "USE_EXTERNAL_DXTN_LIB=0" ]
  }
}

# mesa_internal_config is prepended to the config lists.  Flags that
# disable warnings need to be appended instead so that they show up
# after flags like -Wall. (gn orders flags on a target before flags from
# configs.)
config("mesa_internal_warnings") {
  cflags = []
  if (is_clang) {
    cflags += [
      "-Wno-tautological-constant-out-of-range-compare",
      "-Wno-mismatched-tags",  # Fixed upstream.

      # mesa's STATIC_ASSERT() macro expands to an ununused typedef.
      "-Wno-unused-local-typedef",

      # mesa's flex scanner code uses "register" a lot.
      "-Wno-deprecated-register",
    ]
  }
  if (is_win) {
    # TODO(scottmg): http://crbug.com/143877 These should be removed if
    # Mesa is ever rolled and the warnings are fixed.
    cflags += [
      "/wd4005",  # Macro defined twice.
      "/wd4018",  # Signed/unsigned mismatch in comparison.
      "/wd4065",  # Switch statement contains 'default' but no 'case' labels.
      "/wd4090",  # 'Operation' : different 'modifier' qualifiers
      "/wd4099",  # Type name struct-vs-class doesn't match.
      "/wd4273",  # Inconsistent DLL linkage.
      "/wd4291",  # No matching operator delete found for placement new.
      "/wd4305",  # Truncation from int to float.
      "/wd4334",  # Result of 32-bit shift implicitly converted to 64 bits.
      "/wd4345",  # POD-type default initializers.
      "/wd4311",  # Pointer truncation TODO(brucedawson): http://crbug.com/554200
    ]
    if (is_official_build && full_wpo_on_official) {
      # TODO(sebmarchand): http://crbug.com/604838 This should be removed if
      # Mesa is ever rolled and the warning is fixed.
      cflags += [ "/wd4723" ]  # potential divide by 0.
    }
  }
}

config("mesa_libglslcommon_warnings") {
  if (is_clang) {
    cflags = [
      # https://bugs.freedesktop.org/show_bug.cgi?id=91645:
      "-Wno-overloaded-virtual",
    ]
  }
}

static_library("mesa_libglslcommon") {
  sources = [
    "$generated_src_dir/mesa/glcpp-lex.c",
    "$generated_src_dir/mesa/glcpp-parse.c",
    "$generated_src_dir/mesa/glcpp-parse.h",
    "$generated_src_dir/mesa/glsl_lexer.cc",
    "$generated_src_dir/mesa/glsl_parser.cc",
    "$generated_src_dir/mesa/main/dispatch.h",
    "src/src/glsl/ast_expr.cpp",
    "src/src/glsl/ast_function.cpp",
    "src/src/glsl/ast_to_hir.cpp",
    "src/src/glsl/ast_type.cpp",
    "src/src/glsl/builtin_variables.cpp",
    "src/src/glsl/glcpp/glcpp.h",
    "src/src/glsl/glcpp/pp.c",
    "src/src/glsl/glsl_parser_extras.cpp",
    "src/src/glsl/glsl_parser_extras.h",
    "src/src/glsl/glsl_symbol_table.cpp",
    "src/src/glsl/glsl_symbol_table.h",
    "src/src/glsl/glsl_types.cpp",
    "src/src/glsl/glsl_types.h",
    "src/src/glsl/hir_field_selection.cpp",
    "src/src/glsl/ir.cpp",
    "src/src/glsl/ir.h",
    "src/src/glsl/ir_basic_block.cpp",
    "src/src/glsl/ir_basic_block.h",
    "src/src/glsl/ir_builder.cpp",
    "src/src/glsl/ir_builder.h",
    "src/src/glsl/ir_clone.cpp",
    "src/src/glsl/ir_constant_expression.cpp",
    "src/src/glsl/ir_expression_flattening.cpp",
    "src/src/glsl/ir_expression_flattening.h",
    "src/src/glsl/ir_function.cpp",
    "src/src/glsl/ir_function_can_inline.cpp",
    "src/src/glsl/ir_function_detect_recursion.cpp",
    "src/src/glsl/ir_hierarchical_visitor.cpp",
    "src/src/glsl/ir_hierarchical_visitor.h",
    "src/src/glsl/ir_hv_accept.cpp",
    "src/src/glsl/ir_import_prototypes.cpp",
    "src/src/glsl/ir_print_visitor.cpp",
    "src/src/glsl/ir_print_visitor.h",
    "src/src/glsl/ir_reader.cpp",
    "src/src/glsl/ir_reader.h",
    "src/src/glsl/ir_rvalue_visitor.cpp",
    "src/src/glsl/ir_rvalue_visitor.h",
    "src/src/glsl/ir_set_program_inouts.cpp",
    "src/src/glsl/ir_validate.cpp",
    "src/src/glsl/ir_variable_refcount.cpp",
    "src/src/glsl/ir_variable_refcount.h",
    "src/src/glsl/link_functions.cpp",
    "src/src/glsl/link_uniform_initializers.cpp",
    "src/src/glsl/link_uniforms.cpp",
    "src/src/glsl/linker.cpp",
    "src/src/glsl/linker.h",
    "src/src/glsl/loop_analysis.cpp",
    "src/src/glsl/loop_analysis.h",
    "src/src/glsl/loop_controls.cpp",
    "src/src/glsl/loop_unroll.cpp",
    "src/src/glsl/lower_clip_distance.cpp",
    "src/src/glsl/lower_discard.cpp",
    "src/src/glsl/lower_discard_flow.cpp",
    "src/src/glsl/lower_if_to_cond_assign.cpp",
    "src/src/glsl/lower_instructions.cpp",
    "src/src/glsl/lower_jumps.cpp",
    "src/src/glsl/lower_mat_op_to_vec.cpp",
    "src/src/glsl/lower_noise.cpp",
    "src/src/glsl/lower_output_reads.cpp",
    "src/src/glsl/lower_texture_projection.cpp",
    "src/src/glsl/lower_ubo_reference.cpp",
    "src/src/glsl/lower_variable_index_to_cond_assign.cpp",
    "src/src/glsl/lower_vec_index_to_cond_assign.cpp",
    "src/src/glsl/lower_vec_index_to_swizzle.cpp",
    "src/src/glsl/lower_vector.cpp",
    "src/src/glsl/opt_algebraic.cpp",
    "src/src/glsl/opt_array_splitting.cpp",
    "src/src/glsl/opt_constant_folding.cpp",
    "src/src/glsl/opt_constant_propagation.cpp",
    "src/src/glsl/opt_constant_variable.cpp",
    "src/src/glsl/opt_copy_propagation.cpp",
    "src/src/glsl/opt_copy_propagation_elements.cpp",
    "src/src/glsl/opt_dead_code.cpp",
    "src/src/glsl/opt_dead_code_local.cpp",
    "src/src/glsl/opt_dead_functions.cpp",
    "src/src/glsl/opt_function_inlining.cpp",
    "src/src/glsl/opt_if_simplification.cpp",
    "src/src/glsl/opt_noop_swizzle.cpp",
    "src/src/glsl/opt_redundant_jumps.cpp",
    "src/src/glsl/opt_structure_splitting.cpp",
    "src/src/glsl/opt_swizzle_swizzle.cpp",
    "src/src/glsl/opt_tree_grafting.cpp",
    "src/src/glsl/program.h",
    "src/src/glsl/ralloc.c",
    "src/src/glsl/ralloc.h",
    "src/src/glsl/s_expression.cpp",
    "src/src/glsl/s_expression.h",

    # Skipped in the GN build. This file duplicates symbols from errors.c and
    # happens to link in GYP due to static library link ordering.
    #"src/src/glsl/standalone_scaffolding.cpp",
    #"src/src/glsl/standalone_scaffolding.h",
    "src/src/glsl/strtod.c",
    "src/src/glsl/strtod.h",
  ]

  configs -= [ "//build/config/compiler:chromium_code" ]
  configs += [ "//build/config/compiler:no_chromium_code" ]
  previous_configs = configs
  configs = []
  configs = [ ":mesa_internal_config" ] + previous_configs + [
              ":mesa_internal_warnings",
              ":mesa_libglslcommon_warnings",
            ]

  if (is_clang) {
    # Mesa triggers some of these Clang warnings.
    configs -= [ "//build/config/clang:extra_warnings" ]
  }

  # UBsan's vptr is not compatible with -fno-rtti,
  # which is used by gallium/auxiliary/Makefile.
  configs -= [ "//build/config/sanitizers:default_sanitizer_flags" ]
  configs +=
      [ "//build/config/sanitizers:default_sanitizer_flags_but_ubsan_vptr" ]

  deps = [
    ":mesa_headers",
  ]
}

static_library("mesa") {
  sources = [
    "$generated_src_dir/mesa/builtin_function.cpp",
    "$generated_src_dir/mesa/enums.c",
    "$generated_src_dir/mesa/glapi_mapi_tmp_shared.h",
    "$generated_src_dir/mesa/lex.yy.c",
    "$generated_src_dir/mesa/program/program_parse.tab.c",
    "$generated_src_dir/mesa/program/program_parse.tab.h",
    "src/src/mapi/mapi/entry.c",
    "src/src/mapi/mapi/entry.h",
    "src/src/mapi/mapi/mapi_glapi.c",
    "src/src/mapi/mapi/stub.c",
    "src/src/mapi/mapi/stub.h",
    "src/src/mapi/mapi/table.c",
    "src/src/mapi/mapi/table.h",
    "src/src/mapi/mapi/u_current.c",
    "src/src/mapi/mapi/u_current.h",
    "src/src/mapi/mapi/u_execmem.c",
    "src/src/mapi/mapi/u_execmem.h",
    "src/src/mesa/main/accum.c",
    "src/src/mesa/main/accum.h",
    "src/src/mesa/main/api_arrayelt.c",
    "src/src/mesa/main/api_arrayelt.h",
    "src/src/mesa/main/api_exec.c",
    "src/src/mesa/main/api_exec.h",
    "src/src/mesa/main/api_loopback.c",
    "src/src/mesa/main/api_loopback.h",
    "src/src/mesa/main/api_validate.c",
    "src/src/mesa/main/api_validate.h",
    "src/src/mesa/main/arbprogram.c",
    "src/src/mesa/main/arbprogram.h",
    "src/src/mesa/main/arrayobj.c",
    "src/src/mesa/main/arrayobj.h",
    "src/src/mesa/main/atifragshader.c",
    "src/src/mesa/main/atifragshader.h",
    "src/src/mesa/main/attrib.c",
    "src/src/mesa/main/attrib.h",
    "src/src/mesa/main/blend.c",
    "src/src/mesa/main/blend.h",
    "src/src/mesa/main/bufferobj.c",
    "src/src/mesa/main/bufferobj.h",
    "src/src/mesa/main/buffers.c",
    "src/src/mesa/main/buffers.h",
    "src/src/mesa/main/clear.c",
    "src/src/mesa/main/clear.h",
    "src/src/mesa/main/clip.c",
    "src/src/mesa/main/clip.h",
    "src/src/mesa/main/colortab.c",
    "src/src/mesa/main/colortab.h",
    "src/src/mesa/main/condrender.c",
    "src/src/mesa/main/condrender.h",
    "src/src/mesa/main/context.c",
    "src/src/mesa/main/context.h",
    "src/src/mesa/main/convolve.c",
    "src/src/mesa/main/convolve.h",
    "src/src/mesa/main/cpuinfo.c",
    "src/src/mesa/main/cpuinfo.h",
    "src/src/mesa/main/debug.c",
    "src/src/mesa/main/debug.h",
    "src/src/mesa/main/depth.c",
    "src/src/mesa/main/depth.h",
    "src/src/mesa/main/dlist.c",
    "src/src/mesa/main/dlist.h",
    "src/src/mesa/main/drawpix.c",
    "src/src/mesa/main/drawpix.h",
    "src/src/mesa/main/drawtex.c",
    "src/src/mesa/main/drawtex.h",
    "src/src/mesa/main/enable.c",
    "src/src/mesa/main/enable.h",
    "src/src/mesa/main/enums.h",
    "src/src/mesa/main/errors.c",
    "src/src/mesa/main/errors.h",
    "src/src/mesa/main/eval.c",
    "src/src/mesa/main/eval.h",
    "src/src/mesa/main/execmem.c",
    "src/src/mesa/main/extensions.c",
    "src/src/mesa/main/extensions.h",
    "src/src/mesa/main/fbobject.c",
    "src/src/mesa/main/fbobject.h",
    "src/src/mesa/main/feedback.c",
    "src/src/mesa/main/feedback.h",
    "src/src/mesa/main/ff_fragment_shader.cpp",
    "src/src/mesa/main/ffvertex_prog.c",
    "src/src/mesa/main/ffvertex_prog.h",
    "src/src/mesa/main/fog.c",
    "src/src/mesa/main/fog.h",
    "src/src/mesa/main/format_pack.c",
    "src/src/mesa/main/format_pack.h",
    "src/src/mesa/main/format_unpack.c",
    "src/src/mesa/main/format_unpack.h",
    "src/src/mesa/main/formats.c",
    "src/src/mesa/main/formats.h",
    "src/src/mesa/main/framebuffer.c",
    "src/src/mesa/main/framebuffer.h",
    "src/src/mesa/main/get.c",
    "src/src/mesa/main/get.h",
    "src/src/mesa/main/getstring.c",
    "src/src/mesa/main/glformats.c",
    "src/src/mesa/main/glformats.h",
    "src/src/mesa/main/hash.c",
    "src/src/mesa/main/hash.h",
    "src/src/mesa/main/hint.c",
    "src/src/mesa/main/hint.h",
    "src/src/mesa/main/histogram.c",
    "src/src/mesa/main/histogram.h",
    "src/src/mesa/main/image.c",
    "src/src/mesa/main/image.h",
    "src/src/mesa/main/imports.c",
    "src/src/mesa/main/imports.h",
    "src/src/mesa/main/light.c",
    "src/src/mesa/main/light.h",
    "src/src/mesa/main/lines.c",
    "src/src/mesa/main/lines.h",
    "src/src/mesa/main/matrix.c",
    "src/src/mesa/main/matrix.h",
    "src/src/mesa/main/mipmap.c",
    "src/src/mesa/main/mipmap.h",
    "src/src/mesa/main/mm.c",
    "src/src/mesa/main/mm.h",
    "src/src/mesa/main/multisample.c",
    "src/src/mesa/main/multisample.h",
    "src/src/mesa/main/nvprogram.c",
    "src/src/mesa/main/nvprogram.h",
    "src/src/mesa/main/pack.c",
    "src/src/mesa/main/pack.h",
    "src/src/mesa/main/pbo.c",
    "src/src/mesa/main/pbo.h",
    "src/src/mesa/main/pixel.c",
    "src/src/mesa/main/pixel.h",
    "src/src/mesa/main/pixelstore.c",
    "src/src/mesa/main/pixelstore.h",
    "src/src/mesa/main/pixeltransfer.c",
    "src/src/mesa/main/pixeltransfer.h",
    "src/src/mesa/main/points.c",
    "src/src/mesa/main/points.h",
    "src/src/mesa/main/polygon.c",
    "src/src/mesa/main/polygon.h",
    "src/src/mesa/main/queryobj.c",
    "src/src/mesa/main/queryobj.h",
    "src/src/mesa/main/rastpos.c",
    "src/src/mesa/main/rastpos.h",
    "src/src/mesa/main/readpix.c",
    "src/src/mesa/main/readpix.h",
    "src/src/mesa/main/remap.c",
    "src/src/mesa/main/remap.h",
    "src/src/mesa/main/renderbuffer.c",
    "src/src/mesa/main/renderbuffer.h",
    "src/src/mesa/main/samplerobj.c",
    "src/src/mesa/main/samplerobj.h",
    "src/src/mesa/main/scissor.c",
    "src/src/mesa/main/scissor.h",
    "src/src/mesa/main/shader_query.cpp",
    "src/src/mesa/main/shaderapi.c",
    "src/src/mesa/main/shaderapi.h",
    "src/src/mesa/main/shaderobj.c",
    "src/src/mesa/main/shaderobj.h",
    "src/src/mesa/main/shared.c",
    "src/src/mesa/main/shared.h",
    "src/src/mesa/main/state.c",
    "src/src/mesa/main/state.h",
    "src/src/mesa/main/stencil.c",
    "src/src/mesa/main/stencil.h",
    "src/src/mesa/main/syncobj.c",
    "src/src/mesa/main/syncobj.h",
    "src/src/mesa/main/texcompress.c",
    "src/src/mesa/main/texcompress.h",
    "src/src/mesa/main/texcompress_cpal.c",
    "src/src/mesa/main/texcompress_cpal.h",
    "src/src/mesa/main/texcompress_etc.c",
    "src/src/mesa/main/texcompress_etc.h",
    "src/src/mesa/main/texcompress_fxt1.c",
    "src/src/mesa/main/texcompress_fxt1.h",
    "src/src/mesa/main/texcompress_rgtc.c",
    "src/src/mesa/main/texcompress_rgtc.h",
    "src/src/mesa/main/texcompress_s3tc.c",
    "src/src/mesa/main/texcompress_s3tc.h",
    "src/src/mesa/main/texenv.c",
    "src/src/mesa/main/texenv.h",
    "src/src/mesa/main/texformat.c",
    "src/src/mesa/main/texformat.h",
    "src/src/mesa/main/texgen.c",
    "src/src/mesa/main/texgen.h",
    "src/src/mesa/main/texgetimage.c",
    "src/src/mesa/main/texgetimage.h",
    "src/src/mesa/main/teximage.c",
    "src/src/mesa/main/teximage.h",
    "src/src/mesa/main/texobj.c",
    "src/src/mesa/main/texobj.h",
    "src/src/mesa/main/texparam.c",
    "src/src/mesa/main/texparam.h",
    "src/src/mesa/main/texstate.c",
    "src/src/mesa/main/texstate.h",
    "src/src/mesa/main/texstorage.c",
    "src/src/mesa/main/texstorage.h",
    "src/src/mesa/main/texstore.c",
    "src/src/mesa/main/texstore.h",
    "src/src/mesa/main/texturebarrier.c",
    "src/src/mesa/main/texturebarrier.h",
    "src/src/mesa/main/transformfeedback.c",
    "src/src/mesa/main/transformfeedback.h",
    "src/src/mesa/main/uniform_query.cpp",
    "src/src/mesa/main/uniforms.c",
    "src/src/mesa/main/uniforms.h",
    "src/src/mesa/main/varray.c",
    "src/src/mesa/main/varray.h",
    "src/src/mesa/main/version.c",
    "src/src/mesa/main/version.h",
    "src/src/mesa/main/viewport.c",
    "src/src/mesa/main/viewport.h",
    "src/src/mesa/main/vtxfmt.c",
    "src/src/mesa/main/vtxfmt.h",
    "src/src/mesa/math/m_debug_clip.c",
    "src/src/mesa/math/m_debug_norm.c",
    "src/src/mesa/math/m_debug_xform.c",
    "src/src/mesa/math/m_eval.c",
    "src/src/mesa/math/m_eval.h",
    "src/src/mesa/math/m_matrix.c",
    "src/src/mesa/math/m_matrix.h",
    "src/src/mesa/math/m_translate.c",
    "src/src/mesa/math/m_translate.h",
    "src/src/mesa/math/m_vector.c",
    "src/src/mesa/math/m_vector.h",
    "src/src/mesa/math/m_xform.c",
    "src/src/mesa/math/m_xform.h",
    "src/src/mesa/program/arbprogparse.c",
    "src/src/mesa/program/arbprogparse.h",
    "src/src/mesa/program/hash_table.c",
    "src/src/mesa/program/hash_table.h",
    "src/src/mesa/program/ir_to_mesa.cpp",
    "src/src/mesa/program/ir_to_mesa.h",
    "src/src/mesa/program/nvfragparse.c",
    "src/src/mesa/program/nvfragparse.h",
    "src/src/mesa/program/nvvertparse.c",
    "src/src/mesa/program/nvvertparse.h",
    "src/src/mesa/program/prog_cache.c",
    "src/src/mesa/program/prog_cache.h",
    "src/src/mesa/program/prog_execute.c",
    "src/src/mesa/program/prog_execute.h",
    "src/src/mesa/program/prog_instruction.c",
    "src/src/mesa/program/prog_instruction.h",
    "src/src/mesa/program/prog_noise.c",
    "src/src/mesa/program/prog_noise.h",
    "src/src/mesa/program/prog_opt_constant_fold.c",
    "src/src/mesa/program/prog_optimize.c",
    "src/src/mesa/program/prog_optimize.h",
    "src/src/mesa/program/prog_parameter.c",
    "src/src/mesa/program/prog_parameter.h",
    "src/src/mesa/program/prog_parameter_layout.c",
    "src/src/mesa/program/prog_parameter_layout.h",
    "src/src/mesa/program/prog_print.c",
    "src/src/mesa/program/prog_print.h",
    "src/src/mesa/program/prog_statevars.c",
    "src/src/mesa/program/prog_statevars.h",
    "src/src/mesa/program/program.c",
    "src/src/mesa/program/program.h",
    "src/src/mesa/program/program_parse_extra.c",
    "src/src/mesa/program/programopt.c",
    "src/src/mesa/program/programopt.h",
    "src/src/mesa/program/register_allocate.c",
    "src/src/mesa/program/register_allocate.h",
    "src/src/mesa/program/sampler.cpp",
    "src/src/mesa/program/sampler.h",
    "src/src/mesa/program/string_to_uint_map.cpp",
    "src/src/mesa/program/symbol_table.c",
    "src/src/mesa/program/symbol_table.h",
    "src/src/mesa/swrast/s_aaline.c",
    "src/src/mesa/swrast/s_aaline.h",
    "src/src/mesa/swrast/s_aatriangle.c",
    "src/src/mesa/swrast/s_aatriangle.h",
    "src/src/mesa/swrast/s_alpha.c",
    "src/src/mesa/swrast/s_alpha.h",
    "src/src/mesa/swrast/s_atifragshader.c",
    "src/src/mesa/swrast/s_atifragshader.h",
    "src/src/mesa/swrast/s_bitmap.c",
    "src/src/mesa/swrast/s_blend.c",
    "src/src/mesa/swrast/s_blend.h",
    "src/src/mesa/swrast/s_blit.c",
    "src/src/mesa/swrast/s_clear.c",
    "src/src/mesa/swrast/s_context.c",
    "src/src/mesa/swrast/s_context.h",
    "src/src/mesa/swrast/s_copypix.c",
    "src/src/mesa/swrast/s_depth.c",
    "src/src/mesa/swrast/s_depth.h",
    "src/src/mesa/swrast/s_drawpix.c",
    "src/src/mesa/swrast/s_feedback.c",
    "src/src/mesa/swrast/s_feedback.h",
    "src/src/mesa/swrast/s_fog.c",
    "src/src/mesa/swrast/s_fog.h",
    "src/src/mesa/swrast/s_fragprog.c",
    "src/src/mesa/swrast/s_fragprog.h",
    "src/src/mesa/swrast/s_lines.c",
    "src/src/mesa/swrast/s_lines.h",
    "src/src/mesa/swrast/s_logic.c",
    "src/src/mesa/swrast/s_logic.h",
    "src/src/mesa/swrast/s_masking.c",
    "src/src/mesa/swrast/s_masking.h",
    "src/src/mesa/swrast/s_points.c",
    "src/src/mesa/swrast/s_points.h",
    "src/src/mesa/swrast/s_renderbuffer.c",
    "src/src/mesa/swrast/s_renderbuffer.h",
    "src/src/mesa/swrast/s_span.c",
    "src/src/mesa/swrast/s_span.h",
    "src/src/mesa/swrast/s_stencil.c",
    "src/src/mesa/swrast/s_stencil.h",
    "src/src/mesa/swrast/s_texcombine.c",
    "src/src/mesa/swrast/s_texcombine.h",
    "src/src/mesa/swrast/s_texfetch.c",
    "src/src/mesa/swrast/s_texfetch.h",
    "src/src/mesa/swrast/s_texfilter.c",
    "src/src/mesa/swrast/s_texfilter.h",
    "src/src/mesa/swrast/s_texrender.c",
    "src/src/mesa/swrast/s_texture.c",
    "src/src/mesa/swrast/s_triangle.c",
    "src/src/mesa/swrast/s_triangle.h",
    "src/src/mesa/swrast/s_zoom.c",
    "src/src/mesa/swrast/s_zoom.h",
    "src/src/mesa/swrast_setup/ss_context.c",
    "src/src/mesa/swrast_setup/ss_context.h",
    "src/src/mesa/swrast_setup/ss_triangle.c",
    "src/src/mesa/swrast_setup/ss_triangle.h",
    "src/src/mesa/tnl/t_context.c",
    "src/src/mesa/tnl/t_context.h",
    "src/src/mesa/tnl/t_draw.c",
    "src/src/mesa/tnl/t_pipeline.c",
    "src/src/mesa/tnl/t_pipeline.h",
    "src/src/mesa/tnl/t_rasterpos.c",
    "src/src/mesa/tnl/t_vb_fog.c",
    "src/src/mesa/tnl/t_vb_light.c",
    "src/src/mesa/tnl/t_vb_normals.c",
    "src/src/mesa/tnl/t_vb_points.c",
    "src/src/mesa/tnl/t_vb_program.c",
    "src/src/mesa/tnl/t_vb_render.c",
    "src/src/mesa/tnl/t_vb_texgen.c",
    "src/src/mesa/tnl/t_vb_texmat.c",
    "src/src/mesa/tnl/t_vb_vertex.c",
    "src/src/mesa/tnl/t_vertex.c",
    "src/src/mesa/tnl/t_vertex.h",
    "src/src/mesa/tnl/t_vertex_generic.c",
    "src/src/mesa/tnl/t_vertex_sse.c",
    "src/src/mesa/tnl/t_vp_build.c",
    "src/src/mesa/tnl/t_vp_build.h",
    "src/src/mesa/vbo/vbo_context.c",
    "src/src/mesa/vbo/vbo_context.h",
    "src/src/mesa/vbo/vbo_exec.c",
    "src/src/mesa/vbo/vbo_exec.h",
    "src/src/mesa/vbo/vbo_exec_api.c",
    "src/src/mesa/vbo/vbo_exec_array.c",
    "src/src/mesa/vbo/vbo_exec_draw.c",
    "src/src/mesa/vbo/vbo_exec_eval.c",
    "src/src/mesa/vbo/vbo_noop.c",
    "src/src/mesa/vbo/vbo_noop.h",
    "src/src/mesa/vbo/vbo_primitive_restart.c",
    "src/src/mesa/vbo/vbo_rebase.c",
    "src/src/mesa/vbo/vbo_save.c",
    "src/src/mesa/vbo/vbo_save.h",
    "src/src/mesa/vbo/vbo_save_api.c",
    "src/src/mesa/vbo/vbo_save_draw.c",
    "src/src/mesa/vbo/vbo_save_loopback.c",
    "src/src/mesa/vbo/vbo_split.c",
    "src/src/mesa/vbo/vbo_split.h",
    "src/src/mesa/vbo/vbo_split_copy.c",
    "src/src/mesa/vbo/vbo_split_inplace.c",
    "src/src/mesa/x86-64/x86-64.c",
    "src/src/mesa/x86-64/x86-64.h",
  ]

  configs -= [ "//build/config/compiler:chromium_code" ]
  configs += [ "//build/config/compiler:no_chromium_code" ]
  previous_configs = configs
  configs = []
  configs = [ ":mesa_internal_config" ] + previous_configs +
            [ ":mesa_internal_warnings" ]

  if (is_clang) {
    # Mesa triggers some of these Clang warnings.
    configs -= [ "//build/config/clang:extra_warnings" ]
  }

  # UBsan's vptr is not compatible with -fno-rtti,
  # which is used by gallium/auxiliary/Makefile.
  configs -= [ "//build/config/sanitizers:default_sanitizer_flags" ]
  configs +=
      [ "//build/config/sanitizers:default_sanitizer_flags_but_ubsan_vptr" ]

  cflags = []

  if (is_android && !is_clang) {
    # Disable sincos() optimization to avoid a linker error
    # since Android's math library doesn't have sincos().
    # Either -fno-builtin-sin or -fno-builtin-cos works.
    cflags += [ "-fno-builtin-sin" ]
  }

  if (is_win) {
    defines = [
      # Because we're building as a static library
      "_GLAPI_NO_EXPORTS",
    ]
  }

  deps = [
    ":mesa_headers",
  ]
}

# Building this target will hide the native OpenGL shared library and
# replace it with a slow software renderer.
#
# Note: on x64 Windows this target gives warnings to the effect of:
#   osmesa.osmesa.obj : warning LNK4197: export 'OSMesaGetIntegerv' specified
#   multiple times; using first specification
# This also happens with the GYP build.
loadable_module("osmesa") {
  sources = [
    "src/src/mesa/drivers/common/driverfuncs.c",
    "src/src/mesa/drivers/common/driverfuncs.h",
    "src/src/mesa/drivers/common/meta.c",
    "src/src/mesa/drivers/common/meta.h",
    "src/src/mesa/drivers/osmesa/osmesa.c",
  ]

  configs -= [ "//build/config/compiler:chromium_code" ]
  configs += [
    ":mesa_headers_config",
    "//build/config/compiler:no_chromium_code",
  ]
  previous_configs = configs
  configs = []
  configs = [ ":mesa_internal_config" ] + previous_configs +
            [ ":mesa_internal_warnings" ]

  include_dirs = [ "src/src/mesa/drivers" ]

  if (is_clang) {
    # Mesa triggers some of these Clang warnings.
    configs -= [ "//build/config/clang:extra_warnings" ]
  }

  # UBsan's vptr is not compatible with -fno-rtti,
  # which is used by gallium/auxiliary/Makefile.
  configs -= [ "//build/config/sanitizers:default_sanitizer_flags" ]
  configs +=
      [ "//build/config/sanitizers:default_sanitizer_flags_but_ubsan_vptr" ]

  if (is_win) {
    sources += [ "src/src/mesa/drivers/osmesa/osmesa.def" ]

    # http://crbug.com/512956
    ldflags = [ "/ignore:4197" ]

    # TODO(brucedawson) : remove when crbug.com/482671 is resolved by
    # Microsoft.
    configs -= [ "//build/config/win:default_incremental_linking" ]
    configs += [ "//build/config/win:no_incremental_linking" ]
  }

  deps = [
    ":mesa",
    ":mesa_headers",
    ":mesa_libglslcommon",
    "//build/config:exe_and_shlib_deps",
  ]

  if (is_win) {
    defines = [
      "BUILD_GL32",
      "KEYWORD1=GLAPI",
      "KEYWORD2=GLAPIENTRY",
    ]
  }
}