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 #ifndef __THROW
  15 #define __THROW
  16 #endif
  17
  18 // Since we use vki_unistd.h, we can't include <unistd.h>.  So we have to
  19 // declare this ourselves.
  20 extern long int syscall (long int __sysno, ...) __THROW;
  21
  22 // Thorough syscall scalar arg checking.  Also serves as thorough checking
  23 // for (very) basic syscall use.  Generally not trying to do anything
  24 // meaningful with the syscalls.
  25
  26 #define GO(__NR_xxx, s) \
  27    fprintf(stderr, "-----------------------------------------------------\n"  \
  28                    "%3d:%20s %s\n"                                            \
  29                    "-----------------------------------------------------\n", \
  30                    __NR_xxx, #__NR_xxx, s);
  31
  32 #define SY  res = syscall
  33
  34 #define FAIL  assert(-1 == res);
  35 #define SUCC  assert(-1 != res);
  36 #define SUCC_OR_FAIL    /* no test */
  37
  38 #define FAILx(E) \
  39    do { \
  40       int myerrno = errno; \
  41       if (-1 == res) { \
  42          if (E == myerrno) { \
  43             /* as expected */ \
  44          } else { \
  45          fprintf(stderr, "Expected error %s (%d), got %d\n", #E, E, myerrno); \
  46          exit(1); \
  47          } \
  48       } else { \
  49          fprintf(stderr, "Expected error %s (%d), got success\n", #E, E); \
  50          exit(1); \
  51       } \
  52    } while (0);
  53
  54 #define SUCC_OR_FAILx(E) \
  55    do { \
  56       int myerrno = errno; \
  57       if (-1 == res) { \
  58          if (E == myerrno) { \
  59             /* as expected */ \
  60          } else { \
  61          fprintf(stderr, "Expected error %s (%d), got %d\n", #E, E, myerrno); \
  62          exit(1); \
  63          } \
  64       } \
  65    } while (0);