test/interactive-helper/extract-control.cc

   1 #include <config.h>
   2
   3 #include <apt-pkg/debfile.h>
   4 #include <apt-pkg/error.h>
   5 #include <apt-pkg/fileutl.h>
   6
   7 #include <string>
   8 #include <iostream>
   9 #include <unistd.h>
  10
  11 using namespace std;
  12
  13 static bool ExtractMember(const char *File,const char *Member)
  14 {
  15    FileFd Fd(File,FileFd::ReadOnly);
  16    debDebFile Deb(Fd);
  17    if(_error->PendingError() == true)
  18       return false;
  19
  20    debDebFile::MemControlExtract Extract(Member);
  21    if (Extract.Read(Deb) == false)
  22       return false;
  23
  24    if (Extract.Control == 0)
  25       return true;
  26
  27    return write(STDOUT_FILENO,Extract.Control,Extract.Length) != -1;
  28 }
  29
  30 int main(int argc, const char *argv[])
  31 {
  32    if (argc < 2)
  33    {
  34       cerr << "Need two arguments, a .deb and the control member" << endl;
  35       return 100;
  36    }
  37
  38    if (ExtractMember(argv[1],argv[2]) == false)
  39    {
  40       _error->DumpErrors();
  41       return 100;
  42    }
  43
  44    return 0;
  45 }