memcheck/tests/x86-linux/scalar.h

   1 #include "../../../include/vki/vki-scnums-x86-linux.h"
   2
   3 #include <assert.h>
   4 #include <errno.h>
   5 #include <fcntl.h>
   6 #include <stdio.h>
   7 #include <stdlib.h>
   8 #include <sys/syscall.h>
   9 #include <sys/stat.h>
  10 #include <sys/ptrace.h>
  11 #include <sys/types.h>
  12 #include <sys/mman.h>
  13
  14 // Since we use vki_unistd.h, we can't include <unistd.h>.  So we have to
  15 // declare this ourselves.
  16 extern long int syscall (long int __sysno, ...) __THROW;
  17
  18 // Thorough syscall scalar arg checking.  Also serves as thorough checking
  19 // for (very) basic syscall use.  Generally not trying to do anything
  20 // meaningful with the syscalls.
  21
  22 #define GO(__NR_xxx, s) \
  23    fprintf(stderr, "-----------------------------------------------------\n"  \
  24                    "%3d:%20s %s\n"                                            \
  25                    "-----------------------------------------------------\n", \
  26                    __NR_xxx, #__NR_xxx, s);
  27
  28 #define SY  res = syscall
  29
  30 #define FAIL  assert(-1 == res);
  31 #define SUCC  assert(-1 != res);
  32 #define SUCC_OR_FAIL    /* no test */
  33
  34 #define FAILx(E) \
  35    do { \
  36       int myerrno = errno; \
  37       if (-1 == res) { \
  38          if (E == myerrno) { \
  39             /* as expected */ \
  40          } else { \
  41          fprintf(stderr, "Expected error %s (%d), got %d\n", #E, E, myerrno); \
  42          exit(1); \
  43          } \
  44       } else { \
  45          fprintf(stderr, "Expected error %s (%d), got success\n", #E, E); \
  46          exit(1); \
  47       } \
  48    } while (0);
  49
  50 #define SUCC_OR_FAILx(E) \
  51    do { \
  52       int myerrno = errno; \
  53       if (-1 == res) { \
  54          if (E == myerrno) { \
  55             /* as expected */ \
  56          } else { \
  57          fprintf(stderr, "Expected error %s (%d), got %d\n", #E, E, myerrno); \
  58          exit(1); \
  59          } \
  60       } \
  61    } while (0);