X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/e8184cc38f673a3d86be9268525cf259120c2a9e..36a0c0f78675d10cae840a72268f70aed667fb96:/apt-pkg/deb/dpkgpm.cc

diff --git a/apt-pkg/deb/dpkgpm.cc b/apt-pkg/deb/dpkgpm.cc
index c46a81209..588ab68c4 100644
--- a/apt-pkg/deb/dpkgpm.cc
+++ b/apt-pkg/deb/dpkgpm.cc
@@ -134,6 +134,7 @@ static void dpkgChrootDirectory()
    std::cerr << "Chrooting into " << chrootDir << std::endl;
    if (chroot(chrootDir.c_str()) != 0)
       _exit(100);
+   chdir("/");
 }
 									/*}}}*/
 
@@ -147,11 +148,11 @@ static
 pkgCache::VerIterator FindNowVersion(const pkgCache::PkgIterator &Pkg)
 {
    pkgCache::VerIterator Ver;
-   for (Ver = Pkg.VersionList(); Ver.end() == false; Ver++)
+   for (Ver = Pkg.VersionList(); Ver.end() == false; ++Ver)
    {
       pkgCache::VerFileIterator Vf = Ver.FileList();
       pkgCache::PkgFileIterator F = Vf.File();
-      for (F = Vf.File(); F.end() == false; F++)
+      for (F = Vf.File(); F.end() == false; ++F)
       {
          if (F && F.Archive())
          {
@@ -187,7 +188,7 @@ pkgDPkgPM::~pkgDPkgPM()
 bool pkgDPkgPM::Install(PkgIterator Pkg,string File)
 {
    if (File.empty() == true || Pkg.end() == true)
-      return _error->Error("Internal Error, No file name for %s",Pkg.Name());
+      return _error->Error("Internal Error, No file name for %s",Pkg.FullName().c_str());
 
    // If the filename string begins with DPkg::Chroot-Directory, return the
    // substr that is within the chroot so dpkg can access it.
@@ -238,15 +239,23 @@ bool pkgDPkgPM::Remove(PkgIterator Pkg,bool Purge)
    return true;
 }
 									/*}}}*/
-// DPkgPM::SendV2Pkgs - Send version 2 package info			/*{{{*/
+// DPkgPM::SendPkgInfo - Send info for install-pkgs hook		/*{{{*/
 // ---------------------------------------------------------------------
 /* This is part of the helper script communication interface, it sends
    very complete information down to the other end of the pipe.*/
 bool pkgDPkgPM::SendV2Pkgs(FILE *F)
 {
-   fprintf(F,"VERSION 2\n");
-   
-   /* Write out all of the configuration directives by walking the 
+   return SendPkgsInfo(F, 2);
+}
+bool pkgDPkgPM::SendPkgsInfo(FILE * const F, unsigned int const &Version)
+{
+   // This version of APT supports only v3, so don't sent higher versions
+   if (Version <= 3)
+      fprintf(F,"VERSION %u\n", Version);
+   else
+      fprintf(F,"VERSION 3\n");
+
+   /* Write out all of the configuration directives by walking the
       configuration tree */
    const Configuration::Item *Top = _config->Tree(0);
    for (; Top != 0;)
@@ -280,30 +289,51 @@ bool pkgDPkgPM::SendV2Pkgs(FILE *F)
       pkgDepCache::StateCache &S = Cache[I->Pkg];
       
       fprintf(F,"%s ",I->Pkg.Name());
-      // Current version
-      if (I->Pkg->CurrentVer == 0)
-	 fprintf(F,"- ");
+
+      // Current version which we are going to replace
+      pkgCache::VerIterator CurVer = I->Pkg.CurrentVer();
+      if (CurVer.end() == true && (I->Op == Item::Remove || I->Op == Item::Purge))
+	 CurVer = FindNowVersion(I->Pkg);
+
+      else if (CurVer.end() == true)
+      {
+	 if (Version <= 2)
+	    fprintf(F, "- ");
+	 else
+	    fprintf(F, "- - none ");
+      }
       else
-	 fprintf(F,"%s ",I->Pkg.CurrentVer().VerStr());
-      
-      // Show the compare operator
-      // Target version
+      {
+	 fprintf(F, "%s ", CurVer.VerStr());
+	 if (Version >= 3)
+	    fprintf(F, "%s %s ", CurVer.Arch(), CurVer.MultiArchType());
+      }
+
+      // Show the compare operator between current and install version
       if (S.InstallVer != 0)
       {
+	 pkgCache::VerIterator const InstVer = S.InstVerIter(Cache);
 	 int Comp = 2;
-	 if (I->Pkg->CurrentVer != 0)
-	    Comp = S.InstVerIter(Cache).CompareVer(I->Pkg.CurrentVer());
+	 if (CurVer.end() == false)
+	    Comp = InstVer.CompareVer(CurVer);
 	 if (Comp < 0)
 	    fprintf(F,"> ");
-	 if (Comp == 0)
+	 else if (Comp == 0)
 	    fprintf(F,"= ");
-	 if (Comp > 0)
+	 else if (Comp > 0)
 	    fprintf(F,"< ");
-	 fprintf(F,"%s ",S.InstVerIter(Cache).VerStr());
+	 fprintf(F, "%s ", InstVer.VerStr());
+	 if (Version >= 3)
+	    fprintf(F, "%s %s ", InstVer.Arch(), InstVer.MultiArchType());
       }
       else
-	 fprintf(F,"> - ");
-      
+      {
+	 if (Version <= 2)
+	    fprintf(F, "> - ");
+	 else
+	    fprintf(F, "> - - none ");
+      }
+
       // Show the filename/operation
       if (I->Op == Item::Install)
       {
@@ -313,9 +343,9 @@ bool pkgDPkgPM::SendV2Pkgs(FILE *F)
 	 else
 	    fprintf(F,"%s\n",I->File.c_str());
       }      
-      if (I->Op == Item::Configure)
+      else if (I->Op == Item::Configure)
 	 fprintf(F,"**CONFIGURE**\n");
-      if (I->Op == Item::Remove ||
+      else if (I->Op == Item::Remove ||
 	  I->Op == Item::Purge)
 	 fprintf(F,"**REMOVE**\n");
       
@@ -404,7 +434,7 @@ bool pkgDPkgPM::RunScriptsWithPkgs(const char *Cnf)
 	 }
       }
       else
-	 SendV2Pkgs(F);
+	 SendPkgsInfo(F, Version);
 
       fclose(F);
       
@@ -425,7 +455,7 @@ void pkgDPkgPM::DoStdin(int master)
    unsigned char input_buf[256] = {0,}; 
    ssize_t len = read(0, input_buf, sizeof(input_buf));
    if (len)
-      write(master, input_buf, len);
+      FileFd::Write(master, input_buf, len);
    else
       d->stdin_is_dev_null = true;
 }
@@ -451,7 +481,7 @@ void pkgDPkgPM::DoTerminalPty(int master)
    }  
    if(len <= 0) 
       return;
-   write(1, term_buf, len);
+   FileFd::Write(1, term_buf, len);
    if(d->term_out)
       fwrite(term_buf, len, sizeof(char), d->term_out);
 }
@@ -526,7 +556,7 @@ void pkgDPkgPM::ProcessDpkgStatusLine(int OutStatusFd, char *line)
 	     << ":" << s
 	     << endl;
       if(OutStatusFd > 0)
-	 write(OutStatusFd, status.str().c_str(), status.str().size());
+	 FileFd::Write(OutStatusFd, status.str().c_str(), status.str().size());
       if (Debug == true)
 	 std::clog << "send: '" << status.str() << "'" << endl;
 
@@ -550,7 +580,7 @@ void pkgDPkgPM::ProcessDpkgStatusLine(int OutStatusFd, char *line)
 	     << ":" << list[3]
 	     << endl;
       if(OutStatusFd > 0)
-	 write(OutStatusFd, status.str().c_str(), status.str().size());
+	 FileFd::Write(OutStatusFd, status.str().c_str(), status.str().size());
       if (Debug == true)
 	 std::clog << "send: '" << status.str() << "'" << endl;
       pkgFailures++;
@@ -564,7 +594,7 @@ void pkgDPkgPM::ProcessDpkgStatusLine(int OutStatusFd, char *line)
 	     << ":" << list[3]
 	     << endl;
       if(OutStatusFd > 0)
-	 write(OutStatusFd, status.str().c_str(), status.str().size());
+	 FileFd::Write(OutStatusFd, status.str().c_str(), status.str().size());
       if (Debug == true)
 	 std::clog << "send: '" << status.str() << "'" << endl;
       return;
@@ -592,7 +622,7 @@ void pkgDPkgPM::ProcessDpkgStatusLine(int OutStatusFd, char *line)
 	     << ":" << s
 	     << endl;
       if(OutStatusFd > 0)
-	 write(OutStatusFd, status.str().c_str(), status.str().size());
+	 FileFd::Write(OutStatusFd, status.str().c_str(), status.str().size());
       if (Debug == true)
 	 std::clog << "send: '" << status.str() << "'" << endl;
    }
@@ -726,7 +756,7 @@ bool pkgDPkgPM::OpenLog()
       gr = getgrnam("adm");
       if (pw != NULL && gr != NULL)
 	  chown(logfile_name.c_str(), pw->pw_uid, gr->gr_gid);
-      chmod(logfile_name.c_str(), 0644);
+      chmod(logfile_name.c_str(), 0640);
       fprintf(d->term_out, "\nLog started: %s\n", timestr);
    }
 
@@ -738,6 +768,7 @@ bool pkgDPkgPM::OpenLog()
       d->history_out = fopen(history_name.c_str(),"a");
       if (d->history_out == NULL)
 	 return _error->WarningE("OpenLog", _("Could not open file '%s'"), history_name.c_str());
+      SetCloseExec(fileno(d->history_out), true);
       chmod(history_name.c_str(), 0644);
       fprintf(d->history_out, "\nStart-Date: %s\n", timestr);
       string remove, purge, install, reinstall, upgrade, downgrade;
@@ -1055,7 +1086,8 @@ bool pkgDPkgPM::Go(int OutStatusFd)
       }
 
       int fd[2];
-      pipe(fd);
+      if (pipe(fd) != 0)
+	 return _error->Errno("pipe","Failed to create IPC pipe to dpkg");
 
 #define ADDARG(X) Args.push_back(X); Size += strlen(X)
 #define ADDARGC(X) Args.push_back(X); Size += sizeof(X) - 1
@@ -1129,7 +1161,9 @@ bool pkgDPkgPM::Go(int OutStatusFd)
 	    if (I->Op == Item::Configure && disappearedPkgs.find(I->Pkg.Name()) != disappearedPkgs.end())
 	       continue;
 	    // We keep this here to allow "smooth" transitions from e.g. multiarch dpkg/ubuntu to dpkg/debian
-	    if (dpkgMultiArch == false && (I->Pkg.Arch() == nativeArch || !strcmp(I->Pkg.Arch(), "all")))
+	    if (dpkgMultiArch == false && (I->Pkg.Arch() == nativeArch ||
+					   strcmp(I->Pkg.Arch(), "all") == 0 ||
+					   strcmp(I->Pkg.Arch(), "none") == 0))
 	    {
 	       char const * const name = I->Pkg.Name();
 	       ADDARG(name);
@@ -1146,7 +1180,9 @@ bool pkgDPkgPM::Go(int OutStatusFd)
                }
 	       else
 		  PkgVer = Cache[I->Pkg].InstVerIter(Cache);
-               if (PkgVer.end() == false)
+	       if (strcmp(I->Pkg.Arch(), "none") == 0)
+		  ; // never arch-qualify a package without an arch
+	       else if (PkgVer.end() == false)
                   name.append(":").append(PkgVer.Arch());
                else
                   _error->Warning("Can not find PkgVer for '%s'", name.c_str());
@@ -1236,7 +1272,7 @@ bool pkgDPkgPM::Go(int OutStatusFd)
 		<< (PackagesDone/float(PackagesTotal)*100.0) 
 		<< ":" << _("Running dpkg")
 		<< endl;
-	 write(OutStatusFd, status.str().c_str(), status.str().size());
+	 FileFd::Write(OutStatusFd, status.str().c_str(), status.str().size());
       }
       Child = ExecFork();
             
@@ -1579,12 +1615,12 @@ void pkgDPkgPM::WriteApportReport(const char *pkgpath, const char *errormsg)
    if (!logfile_name.empty())
    {
       FILE *log = NULL;
-      char buf[1024];
 
       fprintf(report, "DpkgTerminalLog:\n");
       log = fopen(logfile_name.c_str(),"r");
       if(log != NULL)
       {
+	 char buf[1024];
 	 while( fgets(buf, sizeof(buf), log) != NULL)
 	    fprintf(report, " %s", buf);
 	 fclose(log);
@@ -1595,18 +1631,19 @@ void pkgDPkgPM::WriteApportReport(const char *pkgpath, const char *errormsg)
    const char *ops_str[] = {"Install", "Configure","Remove","Purge"};
    fprintf(report, "AptOrdering:\n");
    for (vector<Item>::iterator I = List.begin(); I != List.end(); ++I)
-      fprintf(report, " %s: %s\n", (*I).Pkg.Name(), ops_str[(*I).Op]);
+      if ((*I).Pkg != NULL)
+         fprintf(report, " %s: %s\n", (*I).Pkg.Name(), ops_str[(*I).Op]);
+      else
+         fprintf(report, " %s: %s\n", "NULL", ops_str[(*I).Op]);
 
    // attach dmesg log (to learn about segfaults)
    if (FileExists("/bin/dmesg"))
    {
-      FILE *log = NULL;
-      char buf[1024];
-
       fprintf(report, "Dmesg:\n");
-      log = popen("/bin/dmesg","r");
+      FILE *log = popen("/bin/dmesg","r");
       if(log != NULL)
       {
+	 char buf[1024];
 	 while( fgets(buf, sizeof(buf), log) != NULL)
 	    fprintf(report, " %s", buf);
 	 pclose(log);
@@ -1616,13 +1653,12 @@ void pkgDPkgPM::WriteApportReport(const char *pkgpath, const char *errormsg)
    // attach df -l log (to learn about filesystem status)
    if (FileExists("/bin/df"))
    {
-      FILE *log = NULL;
-      char buf[1024];
 
       fprintf(report, "Df:\n");
-      log = popen("/bin/df -l","r");
+      FILE *log = popen("/bin/df -l","r");
       if(log != NULL)
       {
+	 char buf[1024];
 	 while( fgets(buf, sizeof(buf), log) != NULL)
 	    fprintf(report, " %s", buf);
 	 pclose(log);