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programs/vkd3d-compiler: Generate usage options list.

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This commit is contained in:
Józef Kucia 2017-07-18 13:31:46 +02:00
parent 3407702d60
commit 013eb246f8
1 changed files with 11 additions and 3 deletions
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14
programs/vkd3d-compiler/main.c
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@ -92,6 +92,16 @@ compiler_options[] =
{"--strip-debug", VKD3D_SHADER_STRIP_DEBUG},
};
static void print_usage(const char *program_name)
{
unsigned int i;
fprintf(stderr, "usage: %s", program_name);
for (i = 0; i < ARRAY_SIZE(compiler_options); ++i)
fprintf(stderr, " [%s]", compiler_options[i].name);
fprintf(stderr, " [-o <out_spirv_filename>] <dxbc_filename>\n");
}
struct options
{
const char *filename;
@ -142,9 +152,7 @@ int main(int argc, char **argv)
if (!parse_command_line(argc, argv, &options))
{
fprintf(stderr,
"usage: %s [--strip-degug] [-o <out_spirv_filename>] <dxbc_filename>\n",
argv[0]);
print_usage(argv[0]);
return 1;
}