1 /* 2 * Copyright 2008, 2009 Intel Corporation 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 21 * DEALINGS IN THE SOFTWARE. 22 */ 23 24 #include <stdio.h> 25 #include <getopt.h> 26 27 /** @file main.cpp 28 * 29 * This file is the main() routine and scaffolding for producing 30 * builtin_compiler (which doesn't include builtins itself and is used 31 * to generate the profile information for builtin_function.cpp), and 32 * for glsl_compiler (which does include builtins and can be used to 33 * offline compile GLSL code and examine the resulting GLSL IR. 34 */ 35 36 #include "main/mtypes.h" 37 #include "standalone.h" 38 39 static struct standalone_options options; 40 41 const struct option compiler_opts[] = { 42 { "dump-ast", no_argument, &options.dump_ast, 1 }, 43 { "dump-hir", no_argument, &options.dump_hir, 1 }, 44 { "dump-lir", no_argument, &options.dump_lir, 1 }, 45 { "dump-builder", no_argument, &options.dump_builder, 1 }, 46 { "link", no_argument, &options.do_link, 1 }, 47 { "just-log", no_argument, &options.just_log, 1 }, 48 { "version", required_argument, NULL, 'v' }, 49 { NULL, 0, NULL, 0 } 50 }; 51 52 /** 53 * \brief Print proper usage and exit with failure. 54 */ 55 static void 56 usage_fail(const char *name) 57 { 58 59 const char *header = 60 "usage: %s [options] <file.vert | file.tesc | file.tese | file.geom | file.frag | file.comp>\n" 61 "\n" 62 "Possible options are:\n"; 63 printf(header, name); 64 for (const struct option *o = compiler_opts; o->name != 0; ++o) { 65 printf(" --%s", o->name); 66 if (o->has_arg == required_argument) 67 printf(" (mandatory)"); 68 printf("\n"); 69 } 70 exit(EXIT_FAILURE); 71 } 72 73 int 74 main(int argc, char * const* argv) 75 { 76 int status = EXIT_SUCCESS; 77 78 int c; 79 int idx = 0; 80 while ((c = getopt_long(argc, argv, "", compiler_opts, &idx)) != -1) { 81 switch (c) { 82 case 'v': 83 options.glsl_version = strtol(optarg, NULL, 10); 84 break; 85 default: 86 break; 87 } 88 } 89 90 if (argc <= optind) 91 usage_fail(argv[0]); 92 93 struct gl_shader_program *whole_program; 94 95 whole_program = standalone_compile_shader(&options, argc - optind, &argv[optind]); 96 97 if (!whole_program) 98 usage_fail(argv[0]); 99 100 standalone_compiler_cleanup(whole_program); 101 102 return status; 103 } 104