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 void
usage_fail(const char * name)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\n", o->name);
66 }
67 exit(EXIT_FAILURE);
68 }
69
70 int
main(int argc,char * const * argv)71 main(int argc, char * const* argv)
72 {
73 int status = EXIT_SUCCESS;
74
75 int c;
76 int idx = 0;
77 while ((c = getopt_long(argc, argv, "", compiler_opts, &idx)) != -1) {
78 switch (c) {
79 case 'v':
80 options.glsl_version = strtol(optarg, NULL, 10);
81 break;
82 default:
83 break;
84 }
85 }
86
87 if (argc <= optind)
88 usage_fail(argv[0]);
89
90 struct gl_shader_program *whole_program;
91
92 whole_program = standalone_compile_shader(&options, argc - optind, &argv[optind]);
93
94 if (!whole_program)
95 usage_fail(argv[0]);
96
97 standalone_compiler_cleanup(whole_program);
98
99 return status;
100 }
101