utests/stubs/stub_stdio.h

   1 #ifndef STUB_STDIO_H
   2 #define STUB_STDIO_H
   3
   4 #include <stdio.h>
   5
   6 #ifdef __cplusplus
   7 extern "C" {
   8 #endif
   9
  10 static struct _open_close_stub_ctrl {
  11         int fopen_fd_returned;
  12         int fclose_error;
  13         int fclose_colled;
  14         int close_error;
  15         int close_colled;
  16 } open_close_stub_ctrl;
  17
  18 static int SSCANF_ERROR;
  19
  20 static void stub_stdio_init()
  21 {
  22         SSCANF_ERROR = 0;
  23         open_close_stub_ctrl.fopen_fd_returned = 1;
  24         open_close_stub_ctrl.fclose_error = 0;
  25         open_close_stub_ctrl.fclose_colled = 0;
  26         open_close_stub_ctrl.close_error = 0;
  27         open_close_stub_ctrl.close_colled = 0;
  28 }
  29
  30 static int stub_sscanf(const char *buf, const char *format, ...)
  31 {
  32         (void)buf;
  33         (void)format;
  34
  35         if (SSCANF_ERROR) {
  36                 return -1;
  37         }
  38
  39         return 0;
  40 }
  41
  42 #ifndef O_RDWR
  43 #define O_RDWR          02                      /* copy from <bits/fcntl-linux.h>*/
  44 #endif
  45 #ifndef O_
  46 #define O_CLOEXEC       02000000        /* copy from <bits/fcntl-linux.h>*/
  47 #endif
  48
  49 static FILE *stub_fopen (const char *filename, const char *modes)
  50 {
  51         if (filename == NULL)
  52                 return NULL;
  53         static FILE f;
  54         return &f;
  55 }
  56
  57 static int stub_fclose (FILE *__stream)
  58 {
  59         if (open_close_stub_ctrl.fclose_error)
  60                 return -1;
  61         if (__stream == NULL)
  62                 return -1;
  63
  64         open_close_stub_ctrl.fclose_colled = 1;
  65         return 1;
  66 }
  67
  68 static int stub_fflush (FILE *__stream)
  69 {
  70         return 1;
  71 }
  72
  73 static int stub_fileno (FILE *__stream)
  74 {
  75         return 1;
  76 }
  77
  78 static int stub_setvbuf (FILE *__restrict __stream, char *__restrict __buf, int __modes, size_t __n)
  79 {
  80         return 1;
  81 }
  82
  83 static size_t stub_fwrite (const void * ptr, size_t size,
  84                       size_t n, FILE *s)
  85 {
  86         return size;
  87 }
  88
  89 #ifdef open
  90         #undef open
  91 #endif
  92 #define fopen stub_fopen
  93 #define fclose stub_fclose
  94 #define fflush stub_fflush
  95 #define fileno stub_fileno
  96 #define setvbuf stub_setvbuf
  97 #define sscanf stub_sscanf
  98 #define fwrite stub_fwrite
  99
 100 #ifdef __cplusplus
 101 }
 102 #endif
 103
 104
 105 #endif // STUB_STDIO_H