compiler-rt/test/tsan/Linux/syscall.h

   1 #include <fcntl.h>
   2 #include <sanitizer/linux_syscall_hooks.h>
   3 #include <signal.h>
   4 #include <sys/syscall.h>
   5 #include <sys/types.h>
   6 #include <unistd.h>
   7
   8 int myfork() {
   9   __sanitizer_syscall_pre_fork();
  10 #ifdef SYS_fork
  11   int res = syscall(SYS_fork);
  12 #else
  13   int res = syscall(SYS_clone, SIGCHLD, 0);
  14 #endif
  15   __sanitizer_syscall_post_fork(res);
  16   return res;
  17 }
  18
  19 int mypipe(int pipefd[2]) {
  20   __sanitizer_syscall_pre_pipe(pipefd);
  21   int res = syscall(SYS_pipe2, pipefd, 0);
  22   __sanitizer_syscall_post_pipe(res, pipefd);
  23   return res;
  24 }
  25
  26 int myclose(int fd) {
  27   __sanitizer_syscall_pre_close(fd);
  28   int res = syscall(SYS_close, fd);
  29   __sanitizer_syscall_post_close(res, fd);
  30   return res;
  31 }
  32
  33 ssize_t myread(int fd, void *buf, size_t count) {
  34   __sanitizer_syscall_pre_read(fd, buf, count);
  35   ssize_t res = syscall(SYS_read, fd, buf, count);
  36   __sanitizer_syscall_post_read(res, fd, buf, count);
  37   return res;
  38 }
  39
  40 ssize_t mywrite(int fd, const void *buf, size_t count) {
  41   __sanitizer_syscall_pre_write(fd, buf, count);
  42   ssize_t res = syscall(SYS_write, fd, buf, count);
  43   __sanitizer_syscall_post_write(res, fd, buf, count);
  44   return res;
  45 }