File: main.c

package info (click to toggle)
cbmc 5.12-5
  • links: PTS
  • area: main
  • in suites: bullseye
  • size: 92,512 kB
  • sloc: cpp: 301,761; ansic: 51,699; java: 27,534; python: 5,113; yacc: 4,756; makefile: 3,184; lex: 2,749; sh: 1,347; perl: 555; xml: 404; pascal: 203; ada: 36
file content (35 lines) | stat: -rw-r--r-- 512 bytes parent folder | download | duplicates (4) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
 
#ifdef _WIN32
#include <io.h>
#include <fcntl.h>
#else
#include <unistd.h>
#endif

#include <assert.h>

int main()
{
  int filedesc[2];

  #ifdef _WIN32
  int ret=_pipe(filedesc, 1000, O_BINARY);
  #else
  int ret=pipe(filedesc);
  #endif

  __CPROVER_assume(ret==0);

  char data[2] = { 7, 42 };
  ret=write(filedesc[1], data, 2);
  assert(ret==2);

  data[0]=0;
  data[1]=0;
  ret=read(filedesc[0], data, 2);
  assert(ret==2);
  assert(data[0]==7);
  assert(data[1]==31);
  assert(data[1]==42);

  return 0;
}