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      1 # Copyright 2016 Google Inc.
      2 #
      3 # Use of this source code is governed by a BSD-style license that can be
      4 # found in the LICENSE file.
      5 
      6 declare_args() {
      7   skia_use_system_lua = is_official_build
      8 }
      9 
     10 import("../third_party.gni")
     11 
     12 if (skia_use_system_lua) {
     13   system("lua") {
     14     libs = [ "lua" ]
     15   }
     16 } else {
     17   third_party("lua") {
     18     public_include_dirs = [ "../externals/lua" ]
     19 
     20     sources = [
     21       "../externals/lua/lapi.c",
     22       "../externals/lua/lauxlib.c",
     23       "../externals/lua/lbaselib.c",
     24       "../externals/lua/lbitlib.c",
     25       "../externals/lua/lcode.c",
     26       "../externals/lua/lcorolib.c",
     27       "../externals/lua/lctype.c",
     28       "../externals/lua/ldblib.c",
     29       "../externals/lua/ldebug.c",
     30       "../externals/lua/ldo.c",
     31       "../externals/lua/ldump.c",
     32       "../externals/lua/lfunc.c",
     33       "../externals/lua/lgc.c",
     34       "../externals/lua/linit.c",
     35       "../externals/lua/liolib.c",
     36       "../externals/lua/llex.c",
     37       "../externals/lua/lmathlib.c",
     38       "../externals/lua/lmem.c",
     39       "../externals/lua/loadlib.c",
     40       "../externals/lua/lobject.c",
     41       "../externals/lua/lopcodes.c",
     42       "../externals/lua/loslib.c",
     43       "../externals/lua/lparser.c",
     44       "../externals/lua/lstate.c",
     45       "../externals/lua/lstring.c",
     46       "../externals/lua/lstrlib.c",
     47       "../externals/lua/ltable.c",
     48       "../externals/lua/ltablib.c",
     49       "../externals/lua/ltm.c",
     50       "../externals/lua/lundump.c",
     51       "../externals/lua/lutf8lib.c",
     52       "../externals/lua/lvm.c",
     53       "../externals/lua/lzio.c",
     54     ]
     55 
     56     if (!is_win) {
     57       # Prefer mkstemp() over tmpnam().  This isn't super important,
     58       # but it does stifle an annoying GNU linker warning.
     59       defines = [ "LUA_USE_POSIX=1" ]
     60     }
     61   }
     62 }
     63