memcheck/tests/linux/check_execveat.c

   1 #include <sys/syscall.h>
   2 #include <errno.h>
   3 #include <unistd.h>
   4 #include <stddef.h>
   5
   6 int main(int argc, char **argv)
   7 {
   8    int has_execveat = 0;
   9 #if defined(__NR_execveat)
  10    errno = 0;
  11    syscall(__NR_execveat, 0, NULL, 0, 0, 0);
  12    has_execveat = (errno != ENOSYS);
  13 #else
  14    has_execveat = 0;
  15 #endif
  16
  17    return has_execveat ? 0 : 1;
  18 }