tools/macho_arch.c

/*===-- macho_arch.c - LLVM Test Suite Mach-O Support Tool ------*- C++ -*-===*\
|*                                                                            *|
|* Part of the LLVM Project, under the Apache License v2.0 with LLVM          *|
|* Exceptions.                                                                *|
|* See https://llvm.org/LICENSE.txt for license information.                  *|
|* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception                    *|
|*                                                                            *|
\*===----------------------------------------------------------------------===*/

#include <mach-o/ldsyms.h>
#if __has_include(<mach-o/utils.h>)
#include <mach-o/utils.h>
#define HAVE_MACHO_UTILS 1
#endif
#include <stdio.h>

int main(int argc, const char **argv) {
#ifdef HAVE_MACHO_UTILS
  if (__builtin_available(macOS 13.0, iOS 16.0, tvOS 16.0, watchOS 9.0, *)) {
    const char *arch_name = macho_arch_name_for_mach_header(NULL);
    if (!arch_name) {
      fprintf(stderr, "error: unknown cpu type for current process\n");
      return 1;
    }
    printf("%s\n", arch_name);
    return 0;
  }
#endif
  fprintf(stderr, "error: requires macOS 13.0, iOS 16.0, tvOS 16.0, or watchOS 9.0\n");
  return 1;
}