apt-private/private-sources.cc

   1
   2 #include <apt-pkg/hashes.h>
   3 #include <apti18n.h>
   4
   5 #include "private-output.h"
   6 #include "private-sources.h"
   7 #include "private-utils.h"
   8
   9 /* Interface discussion with donkult (for the future):
  10   apt [add-{archive,release,component}|edit|change-release|disable]-sources
  11  and be clever and work out stuff from the Release file
  12 */
  13
  14 // EditSource - EditSourcesList                                         /*{{{*/
  15 // ---------------------------------------------------------------------
  16 bool EditSources(CommandLine &CmdL)
  17 {
  18    bool res;
  19    pkgSourceList sl;
  20    std::string outs;
  21
  22    std::string sourceslist;
  23    if (CmdL.FileList[1] != NULL)
  24    {
  25       sourceslist = _config->FindDir("Dir::Etc::sourceparts") + CmdL.FileList[1];
  26       if (!APT::String::Endswith(sourceslist, ".list"))
  27          sourceslist += ".list";
  28    } else {
  29       sourceslist = _config->FindFile("Dir::Etc::sourcelist");
  30    }
  31    HashString before;
  32    if (FileExists(sourceslist))
  33        before.FromFile(sourceslist);
  34
  35    int lockfd = GetLock(sourceslist);
  36    if (lockfd < 0)
  37       return false;
  38
  39    do {
  40       EditFileInSensibleEditor(sourceslist);
  41       _error->PushToStack();
  42       res = sl.Read(sourceslist);
  43       if (!res) {
  44          _error->DumpErrors();
  45          strprintf(outs, _("Failed to parse %s. Edit again? "),
  46                    sourceslist.c_str());
  47          std::cout << outs;
  48          // FIXME: should we add a "restore previous" option here?
  49          res = !YnPrompt(true);
  50       }
  51       _error->RevertToStack();
  52    } while (res == false);
  53    close(lockfd);
  54
  55    if (FileExists(sourceslist) && !before.VerifyFile(sourceslist)) {
  56       strprintf(
  57          outs, _("Your '%s' file changed, please run 'apt-get update'."),
  58          sourceslist.c_str());
  59       std::cout << outs << std::endl;
  60    }
  61
  62    return true;
  63 }
  64                                                                         /*}}}*/