tools/testing/selftests/nolibc/nolibc-test-linkage.c

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2
   3 #include "nolibc-test-linkage.h"
   4
   5 #ifndef NOLIBC
   6 #include <errno.h>
   7 #endif
   8
   9 void *linkage_test_errno_addr(void)
  10 {
  11         return &errno;
  12 }
  13
  14 int linkage_test_constructor_test_value;
  15
  16 __attribute__((constructor))
  17 static void constructor1(void)
  18 {
  19         linkage_test_constructor_test_value = 2;
  20 }
  21
  22 __attribute__((constructor))
  23 static void constructor2(void)
  24 {
  25         linkage_test_constructor_test_value *= 3;
  26 }