Pastebin launched a little side project called VERYVIRAL.com, check it out ;-) Want more features on Pastebin? Sign Up, it's FREE!
Guest

Untitled

By: a guest on Jan 23rd, 2011  |  syntax: C  |  size: 1.13 KB  |  views: 56  |  expires: Never
download  |  raw  |  embed  |  report abuse  |  print
This paste has a previous version, view the difference. Text below is selected. Please press Ctrl+C to copy to your clipboard. (⌘+C on Mac)
  1. /* This program: */
  2.  
  3. #include <stdlib.h>
  4. #include <string.h>
  5.  
  6. int main()
  7. {
  8.         char str[] = "MYVAR=Example";
  9.         char *mem = malloc(sizeof(str));
  10.         strcpy(mem, str);
  11.         putenv(mem);
  12. }
  13.  
  14. /* Produced output:
  15.  
  16. ==4219== Memcheck, a memory error detector
  17. ==4219== Copyright (C) 2002-2010, and GNU GPL'd, by Julian Seward et al.
  18. ==4219== Using Valgrind-3.6.0.SVN-Debian and LibVEX; rerun with -h for copyright info
  19. ==4219== Command: ./a.out
  20. ==4219==
  21. ==4219==
  22. ==4219== HEAP SUMMARY:
  23. ==4219==     in use at exit: 14 bytes in 1 blocks
  24. ==4219==   total heap usage: 2 allocs, 1 frees, 194 bytes allocated
  25. ==4219==
  26. ==4219== LEAK SUMMARY:
  27. ==4219==    definitely lost: 14 bytes in 1 blocks
  28. ==4219==    indirectly lost: 0 bytes in 0 blocks
  29. ==4219==      possibly lost: 0 bytes in 0 blocks
  30. ==4219==    still reachable: 0 bytes in 0 blocks
  31. ==4219==         suppressed: 0 bytes in 0 blocks
  32. ==4219== Rerun with --leak-check=full to see details of leaked memory
  33. ==4219==
  34. ==4219== For counts of detected and suppressed errors, rerun with: -v
  35. ==4219== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 13 from 8)
  36. */