X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2FSConscript;h=a2492f7716fffc750b9b2c8d8bc346cb969ef4ca;hb=b29f2d5ff54c5031e5b0f0ae9f89acb4eb38b219;hp=e54737aed18102704e490ef7e7b8c55cd1bf6852;hpb=dbf3a15313eed930a3d8fdde12e457259c43651b;p=mesa.git diff --git a/src/mesa/SConscript b/src/mesa/SConscript index e54737aed18..a2492f7716f 100644 --- a/src/mesa/SConscript +++ b/src/mesa/SConscript @@ -3,323 +3,507 @@ Import('*') +import filecmp +import os +import subprocess +from sys import executable as python_cmd -if env['platform'] != 'winddk': - - env = env.Clone() - - env.Append(CPPPATH = [ - '#/src/mapi', - '#/src/glsl', - '#/src/mesa', - ]) - - if env['platform'] == 'windows': - env.Append(CPPDEFINES = [ - '_GDI32_', # prevent gl* being declared __declspec(dllimport) in MS headers - 'BUILD_GL32', # declare gl* as __declspec(dllexport) in Mesa headers - 'WIN32_THREADS', # use Win32 thread API - ]) - env.Prepend(CPPPATH = ['#src/talloc']) - - # - # Source files - # - - main_sources = [ - 'main/api_arrayelt.c', - 'main/api_exec.c', - 'main/api_loopback.c', - 'main/api_noop.c', - 'main/api_validate.c', - 'main/accum.c', - 'main/arbprogram.c', - 'main/atifragshader.c', - 'main/attrib.c', - 'main/arrayobj.c', - 'main/blend.c', - 'main/bufferobj.c', - 'main/buffers.c', - 'main/clear.c', - 'main/clip.c', - 'main/colortab.c', - 'main/condrender.c', - 'main/context.c', - 'main/convolve.c', - 'main/cpuinfo.c', - 'main/debug.c', - 'main/depth.c', - 'main/depthstencil.c', - 'main/dlist.c', - 'main/dlopen.c', - 'main/drawpix.c', - 'main/drawtex.c', - 'main/enable.c', - 'main/enums.c', - 'main/eval.c', - 'main/execmem.c', - 'main/extensions.c', - 'main/fbobject.c', - 'main/feedback.c', - 'main/ffvertex_prog.c', - 'main/fog.c', - 'main/formats.c', - 'main/framebuffer.c', - 'main/get.c', - 'main/getstring.c', - 'main/hash.c', - 'main/hint.c', - 'main/histogram.c', - 'main/image.c', - 'main/imports.c', - 'main/light.c', - 'main/lines.c', - 'main/matrix.c', - 'main/mipmap.c', - 'main/mm.c', - 'main/multisample.c', - 'main/nvprogram.c', - 'main/pack.c', - 'main/pixel.c', - 'main/pixelstore.c', - 'main/pixeltransfer.c', - 'main/points.c', - 'main/polygon.c', - 'main/querymatrix.c', - 'main/queryobj.c', - 'main/rastpos.c', - 'main/readpix.c', - 'main/remap.c', - 'main/renderbuffer.c', - 'main/scissor.c', - 'main/shaderapi.c', - 'main/shaderobj.c', - 'main/shared.c', - 'main/state.c', - 'main/stencil.c', - 'main/syncobj.c', - 'main/texcompress.c', - 'main/texcompress_s3tc.c', - 'main/texcompress_fxt1.c', - 'main/texenv.c', - 'main/texenvprogram.c', - 'main/texfetch.c', - 'main/texformat.c', - 'main/texgen.c', - 'main/texgetimage.c', - 'main/teximage.c', - 'main/texobj.c', - 'main/texpal.c', - 'main/texparam.c', - 'main/texrender.c', - 'main/texstate.c', - 'main/texstore.c', - 'main/transformfeedback.c', - 'main/uniforms.c', - 'main/varray.c', - 'main/version.c', - 'main/viewport.c', - 'main/vtxfmt.c', - ] - - math_sources = [ - 'math/m_debug_clip.c', - 'math/m_debug_norm.c', - 'math/m_debug_xform.c', - 'math/m_eval.c', - 'math/m_matrix.c', - 'math/m_translate.c', - 'math/m_vector.c', - 'math/m_xform.c', - ] - - vbo_sources = [ - 'vbo/vbo_context.c', - 'vbo/vbo_exec.c', - 'vbo/vbo_exec_api.c', - 'vbo/vbo_exec_array.c', - 'vbo/vbo_exec_draw.c', - 'vbo/vbo_exec_eval.c', - 'vbo/vbo_rebase.c', - 'vbo/vbo_split.c', - 'vbo/vbo_split_copy.c', - 'vbo/vbo_split_inplace.c', - 'vbo/vbo_save.c', - 'vbo/vbo_save_api.c', - 'vbo/vbo_save_draw.c', - 'vbo/vbo_save_loopback.c', - ] - - vf_sources = [ - 'vf/vf.c', - 'vf/vf_generic.c', - 'vf/vf_sse.c', - ] - - statetracker_sources = [ - 'state_tracker/st_atom.c', - 'state_tracker/st_atom_blend.c', - 'state_tracker/st_atom_clip.c', - 'state_tracker/st_atom_constbuf.c', - 'state_tracker/st_atom_depth.c', - 'state_tracker/st_atom_framebuffer.c', - 'state_tracker/st_atom_msaa.c', - 'state_tracker/st_atom_pixeltransfer.c', - 'state_tracker/st_atom_sampler.c', - 'state_tracker/st_atom_scissor.c', - 'state_tracker/st_atom_shader.c', - 'state_tracker/st_atom_rasterizer.c', - 'state_tracker/st_atom_stipple.c', - 'state_tracker/st_atom_texture.c', - 'state_tracker/st_atom_viewport.c', - 'state_tracker/st_cb_accum.c', - 'state_tracker/st_cb_bitmap.c', - 'state_tracker/st_cb_blit.c', - 'state_tracker/st_cb_bufferobjects.c', - 'state_tracker/st_cb_clear.c', - 'state_tracker/st_cb_condrender.c', - 'state_tracker/st_cb_flush.c', - 'state_tracker/st_cb_drawpixels.c', - 'state_tracker/st_cb_drawtex.c', - 'state_tracker/st_cb_eglimage.c', - 'state_tracker/st_cb_fbo.c', - 'state_tracker/st_cb_feedback.c', - 'state_tracker/st_cb_program.c', - 'state_tracker/st_cb_queryobj.c', - 'state_tracker/st_cb_rasterpos.c', - 'state_tracker/st_cb_readpixels.c', - 'state_tracker/st_cb_strings.c', - 'state_tracker/st_cb_texture.c', - 'state_tracker/st_cb_viewport.c', - 'state_tracker/st_cb_xformfb.c', - 'state_tracker/st_context.c', - 'state_tracker/st_debug.c', - 'state_tracker/st_draw.c', - 'state_tracker/st_draw_feedback.c', - 'state_tracker/st_extensions.c', - 'state_tracker/st_format.c', - 'state_tracker/st_gen_mipmap.c', - 'state_tracker/st_manager.c', - 'state_tracker/st_mesa_to_tgsi.c', - 'state_tracker/st_program.c', - 'state_tracker/st_texture.c', - ] - - program_sources = [ - 'program/arbprogparse.c', - 'program/hash_table.c', - 'program/ir_to_mesa.cpp', - 'program/lex.yy.c', - 'program/nvfragparse.c', - 'program/nvvertparse.c', - 'program/program.c', - 'program/program_parse.tab.c', - 'program/program_parse_extra.c', - 'program/prog_cache.c', - 'program/prog_execute.c', - 'program/prog_instruction.c', - 'program/prog_noise.c', - 'program/prog_optimize.c', - 'program/prog_parameter.c', - 'program/prog_parameter_layout.c', - 'program/prog_print.c', - 'program/prog_statevars.c', - 'program/prog_uniform.c', - 'program/programopt.c', - 'program/sampler.cpp', - 'program/symbol_table.c', - ] - - mesa_sources = ( - main_sources + - math_sources + - program_sources + - vbo_sources + - vf_sources + - statetracker_sources - ) - - # - # Assembly sources - # - if gcc and env['machine'] == 'x86': - env.Append(CPPDEFINES = [ - 'USE_X86_ASM', - 'USE_MMX_ASM', - 'USE_3DNOW_ASM', - 'USE_SSE_ASM', - ]) - mesa_sources += [ - 'x86/common_x86.c', - 'x86/x86_xform.c', - 'x86/3dnow.c', - 'x86/sse.c', - 'x86/common_x86_asm.S', - 'x86/x86_xform2.S', - 'x86/x86_xform3.S', - 'x86/x86_xform4.S', - 'x86/x86_cliptest.S', - 'x86/mmx_blend.S', - 'x86/3dnow_xform1.S', - 'x86/3dnow_xform2.S', - 'x86/3dnow_xform3.S', - 'x86/3dnow_xform4.S', - 'x86/3dnow_normal.S', - 'x86/sse_xform1.S', - 'x86/sse_xform2.S', - 'x86/sse_xform3.S', - 'x86/sse_xform4.S', - 'x86/sse_normal.S', - 'x86/read_rgba_span_x86.S', - ] - elif gcc and env['machine'] == 'x86_64': - env.Append(CPPDEFINES = [ - 'USE_X86_64_ASM', - ]) - mesa_sources += [ - 'x86-64/x86-64.c', - 'x86-64/xform4.S', - ] - elif gcc and env['machine'] == 'ppc': - env.Append(CPPDEFINES = [ - 'USE_PPC_ASM', - 'USE_VMX_ASM', - ]) - mesa_sources += [ - 'ppc/common_ppc.c', - ] - elif gcc and env['machine'] == 'sparc': - mesa_sources += [ - 'sparc/sparc.c', - 'sparc/clip.S', - 'sparc/norm.S', - 'sparc/xform.S', - ] - else: - pass - - # Generate matypes.h - if gcc and env['machine'] in ('x86', 'x86_64'): - # See http://www.scons.org/wiki/UsingCodeGenerators - gen_matypes = env.Program( - target = 'gen_matypes', - source = 'x86/gen_matypes.c', - ) - matypes = env.Command( - 'matypes.h', - gen_matypes, - gen_matypes[0].abspath + ' > $TARGET', - ) - # Add the dir containing the generated header (somewhere inside the - # build dir) to the include path - env.Append(CPPPATH = [matypes[0].dir]) - - # - # Libraries - # - - mesa = env.ConvenienceLibrary( - target = 'mesa', - source = mesa_sources, - ) - Export('mesa') +env = env.Clone() + +env.Append(CPPPATH = [ + '#/src/mapi', + '#/src/glsl', + '#/src/mesa', +]) + +enabled_apis = [] +enabled_apis += ['GL'] + +if env['platform'] == 'windows': + env.Append(CPPDEFINES = [ + '_GDI32_', # prevent gl* being declared __declspec(dllimport) in MS headers + 'BUILD_GL32', # declare gl* as __declspec(dllexport) in Mesa headers + ]) + if not env['gles']: + # prevent _glapi_* from being declared __declspec(dllimport) + env.Append(CPPDEFINES = ['_GLAPI_NO_EXPORTS']) +else: + env.Append(CPPDEFINES = [ + 'IN_DRI_DRIVER', # enable the remap table (for DRI drivers) + ('HAVE_DLOPEN', '1'), + ]) + +# +# Source files +# + +main_sources = [ + 'main/api_arrayelt.c', + 'main/api_exec.c', + 'main/api_loopback.c', + 'main/api_validate.c', + 'main/accum.c', + 'main/arbprogram.c', + 'main/atifragshader.c', + 'main/attrib.c', + 'main/arrayobj.c', + 'main/blend.c', + 'main/bufferobj.c', + 'main/buffers.c', + 'main/clear.c', + 'main/clip.c', + 'main/colortab.c', + 'main/condrender.c', + 'main/context.c', + 'main/convolve.c', + 'main/cpuinfo.c', + 'main/debug.c', + 'main/depth.c', + 'main/dlist.c', + 'main/drawpix.c', + 'main/drawtex.c', + 'main/enable.c', + 'main/enums.c', + 'main/errors.c', + 'main/es1_conversion.c', + 'main/eval.c', + 'main/execmem.c', + 'main/extensions.c', + 'main/fbobject.c', + 'main/feedback.c', + 'main/ff_fragment_shader.cpp', + 'main/ffvertex_prog.c', + 'main/fog.c', + 'main/formats.c', + 'main/format_pack.c', + 'main/format_unpack.c', + 'main/framebuffer.c', + 'main/getstring.c', + 'main/glformats.c', + 'main/hash.c', + 'main/hash_table.c', + 'main/hint.c', + 'main/histogram.c', + 'main/image.c', + 'main/imports.c', + 'main/light.c', + 'main/lines.c', + 'main/matrix.c', + 'main/mipmap.c', + 'main/mm.c', + 'main/multisample.c', + 'main/pack.c', + 'main/pbo.c', + 'main/pixel.c', + 'main/pixelstore.c', + 'main/pixeltransfer.c', + 'main/points.c', + 'main/polygon.c', + 'main/querymatrix.c', + 'main/queryobj.c', + 'main/rastpos.c', + 'main/readpix.c', + 'main/remap.c', + 'main/renderbuffer.c', + 'main/samplerobj.c', + 'main/scissor.c', + 'main/set.c', + 'main/shaderapi.c', + 'main/shaderobj.c', + 'main/shader_query.cpp', + 'main/shared.c', + 'main/state.c', + 'main/stencil.c', + 'main/syncobj.c', + 'main/texcompress.c', + 'main/texcompress_cpal.c', + 'main/texcompress_rgtc.c', + 'main/texcompress_s3tc.c', + 'main/texcompress_fxt1.c', + 'main/texcompress_etc.c', + 'main/texenv.c', + 'main/texformat.c', + 'main/texgen.c', + 'main/texgetimage.c', + 'main/teximage.c', + 'main/texobj.c', + 'main/texparam.c', + 'main/texstate.c', + 'main/texstorage.c', + 'main/texstore.c', + 'main/texturebarrier.c', + 'main/transformfeedback.c', + 'main/uniform_query.cpp', + 'main/uniforms.c', + 'main/varray.c', + 'main/version.c', + 'main/viewport.c', + 'main/vtxfmt.c', +] + +glget_sources = [ + 'main/get.c', +] + +math_sources = [ + 'math/m_debug_clip.c', + 'math/m_debug_norm.c', + 'math/m_debug_xform.c', + 'math/m_eval.c', + 'math/m_matrix.c', + 'math/m_translate.c', + 'math/m_vector.c', + 'math/m_xform.c', +] + +swrast_sources = [ + 'swrast/s_aaline.c', + 'swrast/s_aatriangle.c', + 'swrast/s_alpha.c', + 'swrast/s_atifragshader.c', + 'swrast/s_bitmap.c', + 'swrast/s_blend.c', + 'swrast/s_blit.c', + 'swrast/s_clear.c', + 'swrast/s_copypix.c', + 'swrast/s_context.c', + 'swrast/s_depth.c', + 'swrast/s_drawpix.c', + 'swrast/s_feedback.c', + 'swrast/s_fog.c', + 'swrast/s_fragprog.c', + 'swrast/s_lines.c', + 'swrast/s_logic.c', + 'swrast/s_masking.c', + 'swrast/s_points.c', + 'swrast/s_renderbuffer.c', + 'swrast/s_span.c', + 'swrast/s_stencil.c', + 'swrast/s_texcombine.c', + 'swrast/s_texfetch.c', + 'swrast/s_texfilter.c', + 'swrast/s_texrender.c', + 'swrast/s_texture.c', + 'swrast/s_triangle.c', + 'swrast/s_zoom.c', +] + +swrast_setup_sources = [ + 'swrast_setup/ss_context.c', + 'swrast_setup/ss_triangle.c', +] + +tnl_sources = [ + 'tnl/t_context.c', + 'tnl/t_pipeline.c', + 'tnl/t_draw.c', + 'tnl/t_rasterpos.c', + 'tnl/t_vb_program.c', + 'tnl/t_vb_render.c', + 'tnl/t_vb_texgen.c', + 'tnl/t_vb_texmat.c', + 'tnl/t_vb_vertex.c', + 'tnl/t_vb_fog.c', + 'tnl/t_vb_light.c', + 'tnl/t_vb_normals.c', + 'tnl/t_vb_points.c', + 'tnl/t_vp_build.c', + 'tnl/t_vertex.c', + 'tnl/t_vertex_sse.c', + 'tnl/t_vertex_generic.c', +] + +vbo_sources = [ + 'vbo/vbo_context.c', + 'vbo/vbo_exec.c', + 'vbo/vbo_exec_api.c', + 'vbo/vbo_exec_array.c', + 'vbo/vbo_exec_draw.c', + 'vbo/vbo_exec_eval.c', + 'vbo/vbo_noop.c', + 'vbo/vbo_primitive_restart.c', + 'vbo/vbo_rebase.c', + 'vbo/vbo_split.c', + 'vbo/vbo_split_copy.c', + 'vbo/vbo_split_inplace.c', + 'vbo/vbo_save.c', + 'vbo/vbo_save_api.c', + 'vbo/vbo_save_draw.c', + 'vbo/vbo_save_loopback.c', +] + +statetracker_sources = [ + 'state_tracker/st_atom.c', + 'state_tracker/st_atom_array.c', + 'state_tracker/st_atom_blend.c', + 'state_tracker/st_atom_clip.c', + 'state_tracker/st_atom_constbuf.c', + 'state_tracker/st_atom_depth.c', + 'state_tracker/st_atom_framebuffer.c', + 'state_tracker/st_atom_msaa.c', + 'state_tracker/st_atom_pixeltransfer.c', + 'state_tracker/st_atom_sampler.c', + 'state_tracker/st_atom_scissor.c', + 'state_tracker/st_atom_shader.c', + 'state_tracker/st_atom_rasterizer.c', + 'state_tracker/st_atom_stipple.c', + 'state_tracker/st_atom_texture.c', + 'state_tracker/st_atom_viewport.c', + 'state_tracker/st_cb_bitmap.c', + 'state_tracker/st_cb_blit.c', + 'state_tracker/st_cb_bufferobjects.c', + 'state_tracker/st_cb_clear.c', + 'state_tracker/st_cb_condrender.c', + 'state_tracker/st_cb_flush.c', + 'state_tracker/st_cb_drawpixels.c', + 'state_tracker/st_cb_drawtex.c', + 'state_tracker/st_cb_eglimage.c', + 'state_tracker/st_cb_fbo.c', + 'state_tracker/st_cb_feedback.c', + 'state_tracker/st_cb_program.c', + 'state_tracker/st_cb_queryobj.c', + 'state_tracker/st_cb_rasterpos.c', + 'state_tracker/st_cb_readpixels.c', + 'state_tracker/st_cb_syncobj.c', + 'state_tracker/st_cb_strings.c', + 'state_tracker/st_cb_texture.c', + 'state_tracker/st_cb_texturebarrier.c', + 'state_tracker/st_cb_viewport.c', + 'state_tracker/st_cb_xformfb.c', + 'state_tracker/st_context.c', + 'state_tracker/st_debug.c', + 'state_tracker/st_draw.c', + 'state_tracker/st_draw_feedback.c', + 'state_tracker/st_extensions.c', + 'state_tracker/st_format.c', + 'state_tracker/st_glsl_to_tgsi.cpp', + 'state_tracker/st_gen_mipmap.c', + 'state_tracker/st_manager.c', + 'state_tracker/st_mesa_to_tgsi.c', + 'state_tracker/st_program.c', + 'state_tracker/st_texture.c', +] + +env.Append(YACCFLAGS = '-d -p "_mesa_program_"') +program_lex = env.CFile('program/lex.yy.c', 'program/program_lexer.l') +program_parse = env.CFile('program/program_parse.tab.c', + 'program/program_parse.y') + +# Make program/program_parse.tab.h reacheable from the include path +env.Append(CPPPATH = [Dir('.').abspath]) + +program_sources = [ + 'program/arbprogparse.c', + 'program/prog_hash_table.c', + 'program/ir_to_mesa.cpp', + 'program/program.c', + 'program/program_parse_extra.c', + 'program/prog_cache.c', + 'program/prog_execute.c', + 'program/prog_instruction.c', + 'program/prog_noise.c', + 'program/prog_optimize.c', + 'program/prog_opt_constant_fold.c', + 'program/prog_parameter.c', + 'program/prog_parameter_layout.c', + 'program/prog_print.c', + 'program/prog_statevars.c', + 'program/programopt.c', + 'program/sampler.cpp', + 'program/symbol_table.c', + 'program/string_to_uint_map.cpp', + program_lex, + program_parse[0], +] + +common_driver_sources = [ + 'drivers/common/driverfuncs.c', + 'drivers/common/meta.c', +] + +mesa_sources = ( + main_sources + + glget_sources + + math_sources + + program_sources + + vbo_sources + + tnl_sources + + swrast_sources + + swrast_setup_sources + + common_driver_sources + + statetracker_sources +) + +GLAPI = '#src/mapi/glapi/' + +if env['gles']: + + enabled_apis += ['ES1', 'ES2'] + + # generate GLES sources + gles_sources = [] + + # generate GLES headers + gles_headers = [] + + env.Depends(gles_sources, gles_headers) + + # gles_sources #include gles_headers with full path + env.Append(CPPPATH = [gles_headers[0].dir.up().up()]) + + mesa_sources += gles_sources + +env.Append(CPPDEFINES = ["FEATURE_%s=1" % api for api in enabled_apis]) + +get_hash_gen_opts = ' '.join(["-a %s" % api for api in enabled_apis]) + +get_hash_header = env.CodeGenerate( + target = 'main/get_hash.h', + script = 'main/get_hash_generator.py', + source = GLAPI + 'gen/gl_and_es_API.xml', + command = python_cmd + ' $SCRIPT ' + get_hash_gen_opts + + ' -f $SOURCE > $TARGET' +) + +env.Depends(glget_sources, get_hash_header) + +# +# Assembly sources +# +if env['gcc'] and env['platform'] not in ('cygwin', 'darwin', 'windows'): + if env['machine'] == 'x86': + env.Append(CPPDEFINES = [ + 'USE_X86_ASM', + 'USE_MMX_ASM', + 'USE_3DNOW_ASM', + 'USE_SSE_ASM', + ]) + mesa_sources += [ + 'x86/common_x86.c', + 'x86/x86_xform.c', + 'x86/3dnow.c', + 'x86/sse.c', + 'x86/common_x86_asm.S', + 'x86/x86_xform2.S', + 'x86/x86_xform3.S', + 'x86/x86_xform4.S', + 'x86/x86_cliptest.S', + 'x86/mmx_blend.S', + 'x86/3dnow_xform1.S', + 'x86/3dnow_xform2.S', + 'x86/3dnow_xform3.S', + 'x86/3dnow_xform4.S', + 'x86/3dnow_normal.S', + 'x86/sse_xform1.S', + 'x86/sse_xform2.S', + 'x86/sse_xform3.S', + 'x86/sse_xform4.S', + 'x86/sse_normal.S', + 'x86/read_rgba_span_x86.S', + ] + elif env['machine'] == 'x86_64': + env.Append(CPPDEFINES = [ + 'USE_X86_64_ASM', + ]) + mesa_sources += [ + 'x86-64/x86-64.c', + 'x86-64/xform4.S', + ] + elif env['machine'] == 'sparc': + mesa_sources += [ + 'sparc/sparc.c', + 'sparc/sparc_clip.S', + 'sparc/norm.S', + 'sparc/xform.S', + ] + else: + pass + + # Generate matypes.h + if env['machine'] in ('x86', 'x86_64'): + # See http://www.scons.org/wiki/UsingCodeGenerators + gen_matypes = env.Program( + target = 'gen_matypes', + source = 'x86/gen_matypes.c', + ) + matypes = env.Command( + 'matypes.h', + gen_matypes, + gen_matypes[0].abspath + ' > $TARGET', + ) + # Add the dir containing the generated header (somewhere inside the + # build dir) to the include path + env.Append(CPPPATH = [matypes[0].dir]) + + +# The enums.c file is generated from the GL/ES API.xml file +env.CodeGenerate( + target = 'main/enums.c', + script = GLAPI + 'gen/gl_enums.py', + source = GLAPI + 'gen/gl_and_es_API.xml', + command = python_cmd + ' $SCRIPT -f $SOURCE > $TARGET' + ) + +# The api_exec.c file is generated from the GL/ES API.xml file +env.CodeGenerate( + target = 'main/api_exec.c', + script = GLAPI + 'gen/gl_genexec.py', + source = GLAPI + 'gen/gl_and_es_API.xml', + command = python_cmd + ' $SCRIPT -f $SOURCE > $TARGET' + ) + +# We also depend on the auto-generated GL API headers +env.Depends(mesa_sources, glapi_headers) + + +def write_git_sha1_h_file(filename): + """Mesa looks for a git_sha1.h file at compile time in order to display + the current git hash id in the GL_VERSION string. This function tries + to retrieve the git hashid and write the header file. An empty file + will be created if anything goes wrong.""" + + args = [ 'git', 'log', '-n', '1', '--oneline' ] + try: + (commit, foo) = subprocess.Popen(args, stdout=subprocess.PIPE).communicate() + except: + # git log command didn't work + if not os.path.exists(filename): + # create an empty file if none already exists + f = open(filename, "w") + f.close() + return + + commit = '#define MESA_GIT_SHA1 "git-%s"\n' % commit[0:7] + tempfile = "git_sha1.h.tmp" + f = open(tempfile, "w") + f.write(commit) + f.close() + if not os.path.exists(filename) or not filecmp.cmp(tempfile, filename): + # The filename does not exist or it's different from the new file, + # so replace old file with new. + if os.path.exists(filename): + os.remove(filename) + os.rename(tempfile, filename) + return + + +# Create the git_sha1.h header file +write_git_sha1_h_file("main/git_sha1.h") +# and update CPPPATH so the git_sha1.h header can be found +env.Append(CPPPATH = ["#" + env['build_dir'] + "/mesa/main"]) + + +# +# Libraries +# + +mesa = env.ConvenienceLibrary( + target = 'mesa', + source = mesa_sources, +) + +env.Alias('mesa', mesa) + +Export('mesa') + +SConscript('drivers/SConscript')