Merge remote-tracking branch 'upstream/debian/sid' into debian/sid

6 files changed, 58 insertions, 46 deletions

diff --git a/apt-pkg/cacheset.cc b/apt-pkg/cacheset.cc
index d453a2bfb..2ed6a96da 100644
--- a/apt-pkg/cacheset.cc
+++ b/apt-pkg/cacheset.cc
@@ -391,6 +391,8 @@ bool VersionContainerInterface::FromModifierCommandLine(unsigned short &modID,
 							CacheSetHelper &helper) {
 	Version select = NEWEST;
 	std::string str = cmdline;
+	if (unlikely(str.empty() == true))
+		return false;
 	bool modifierPresent = false;
 	unsigned short fallback = modID;
 	for (std::list<Modifier>::const_iterator mod = mods.begin();
@@ -400,8 +402,8 @@ bool VersionContainerInterface::FromModifierCommandLine(unsigned short &modID,
 		size_t const alength = strlen(mod->Alias);
 		switch(mod->Pos) {
 		case Modifier::POSTFIX:
-			if (str.compare(str.length() - alength, alength,
-					mod->Alias, 0, alength) != 0)
+			if (str.length() <= alength ||
+			      str.compare(str.length() - alength, alength, mod->Alias, 0, alength) != 0)
 				continue;
 			str.erase(str.length() - alength);
 			modID = mod->ID;
diff --git a/apt-pkg/cdrom.cc b/apt-pkg/cdrom.cc
index 2635ede76..a5ad6a9ff 100644
--- a/apt-pkg/cdrom.cc
+++ b/apt-pkg/cdrom.cc
@@ -563,6 +563,15 @@ bool pkgCdrom::WriteSourceList(string Name,vector<string> &List,bool Source)
    return true;
 }
 									/*}}}*/
+bool pkgCdrom::UnmountCDROM(std::string const &CDROM, pkgCdromStatus * const log)/*{{{*/
+{
+   if (_config->FindB("APT::CDROM::NoMount",false) == true)
+      return true;
+   if (log != NULL)
+      log->Update(_("Unmounting CD-ROM...\n"), STEP_LAST);
+   return UnmountCdrom(CDROM);
+}
+									/*}}}*/
 bool pkgCdrom::MountAndIdentCDROM(Configuration &Database, std::string &CDROM, std::string &ident, pkgCdromStatus * const log, bool const interactive)/*{{{*/
 {
    // Startup
@@ -583,9 +592,7 @@ bool pkgCdrom::MountAndIdentCDROM(Configuration &Database, std::string &CDROM, s
    {
       if (interactive == true)
       {
-	 if(log != NULL)
-	    log->Update(_("Unmounting CD-ROM...\n"), STEP_LAST);
-	 UnmountCdrom(CDROM);
+	 UnmountCDROM(CDROM, log);
 
 	 if(log != NULL)
 	 {
@@ -605,6 +612,9 @@ bool pkgCdrom::MountAndIdentCDROM(Configuration &Database, std::string &CDROM, s
 	 return _error->Error("Failed to mount the cdrom.");
    }
 
+   if (IsMounted(CDROM) == false)
+      return _error->Error("Failed to mount the cdrom.");
+
    // Hash the CD to get an ID
    if (log != NULL)
       log->Update(_("Identifying... "), STEP_IDENT);
@@ -614,6 +624,7 @@ bool pkgCdrom::MountAndIdentCDROM(Configuration &Database, std::string &CDROM, s
       ident = "";
       if (log != NULL)
 	 log->Update("\n");
+      UnmountCDROM(CDROM, NULL);
       return false;
    }
 
@@ -629,8 +640,11 @@ bool pkgCdrom::MountAndIdentCDROM(Configuration &Database, std::string &CDROM, s
    if (FileExists(DFile) == true)
    {
       if (ReadConfigFile(Database,DFile) == false)
+      {
+	 UnmountCDROM(CDROM, NULL);
 	 return _error->Error("Unable to read the cdrom database %s",
 			      DFile.c_str());
+      }
    }
    return true;
 }
@@ -651,13 +665,7 @@ bool pkgCdrom::Ident(string &ident, pkgCdromStatus *log)		/*{{{*/
    }
 
    // Unmount and finish
-   if (_config->FindB("APT::CDROM::NoMount",false) == false)
-   {
-      if (log != NULL)
-	 log->Update(_("Unmounting CD-ROM...\n"), STEP_LAST);
-      UnmountCdrom(CDROM);
-   }
-
+   UnmountCDROM(CDROM, log);
    return true;
 }
 									/*}}}*/
@@ -682,11 +690,15 @@ bool pkgCdrom::Add(pkgCdromStatus *log)					/*{{{*/
    {
       if (log != NULL)
 	 log->Update("\n");
+      UnmountCDROM(CDROM, NULL);
       return false;
    }
 
    if (chdir(StartDir.c_str()) != 0)
+   {
+      UnmountCDROM(CDROM, NULL);
       return _error->Errno("chdir","Unable to change to %s", StartDir.c_str());
+   }
 
    if (_config->FindB("Debug::aptcdrom",false) == true)
    {
@@ -728,8 +740,7 @@ bool pkgCdrom::Add(pkgCdromStatus *log)					/*{{{*/
 
    if (List.empty() == true && SourceList.empty() == true) 
    {
-      if (_config->FindB("APT::CDROM::NoMount",false) == false) 
-	 UnmountCdrom(CDROM);
+      UnmountCDROM(CDROM, NULL);
       return _error->Error(_("Unable to locate any package files, perhaps this is not a Debian Disc or the wrong architecture?"));
    }
 
@@ -769,14 +780,14 @@ bool pkgCdrom::Add(pkgCdromStatus *log)					/*{{{*/
       {
 	 if(log == NULL) 
          {
-	    if (_config->FindB("APT::CDROM::NoMount",false) == false) 
-	       UnmountCdrom(CDROM);
+	    UnmountCDROM(CDROM, NULL);
 	    return _error->Error("No disc name found and no way to ask for it");
 	 }
 
 	 while(true) {
 	    if(!log->AskCdromName(Name)) {
 	       // user canceld
+	       UnmountCDROM(CDROM, NULL);
 	       return false; 
 	    }
 	    cout << "Name: '" << Name << "'" << endl;
@@ -813,7 +824,10 @@ bool pkgCdrom::Add(pkgCdromStatus *log)					/*{{{*/
    string const partialListDir = listDir + "partial/";
    if (CreateAPTDirectoryIfNeeded(_config->FindDir("Dir::State"), partialListDir) == false &&
        CreateAPTDirectoryIfNeeded(listDir, partialListDir) == false)
+   {
+      UnmountCDROM(CDROM, NULL);
       return _error->Errno("cdrom", _("List directory %spartial is missing."), listDir.c_str());
+   }
 
    // take care of the signatures and copy them if they are ok
    // (we do this before PackageCopy as it modifies "List" and "SourceList")
@@ -827,7 +841,10 @@ bool pkgCdrom::Add(pkgCdromStatus *log)					/*{{{*/
    if (Copy.CopyPackages(CDROM,Name,List, log) == false ||
        SrcCopy.CopyPackages(CDROM,Name,SourceList, log) == false ||
        TransCopy.CopyTranslations(CDROM,Name,TransList, log) == false)
+   {
+      UnmountCDROM(CDROM, NULL);
       return false;
+   }
 
    // reduce the List so that it takes less space in sources.list
    ReduceSourcelist(CDROM,List);
@@ -837,13 +854,19 @@ bool pkgCdrom::Add(pkgCdromStatus *log)					/*{{{*/
    if (_config->FindB("APT::cdrom::NoAct",false) == false)
    {
       if (WriteDatabase(Database) == false)
+      {
+	 UnmountCDROM(CDROM, NULL);
 	 return false;
-      
+      }
+
       if(log != NULL)
 	 log->Update(_("Writing new source list\n"), STEP_WRITE);
       if (WriteSourceList(Name,List,false) == false ||
 	  WriteSourceList(Name,SourceList,true) == false)
+      {
+	 UnmountCDROM(CDROM, NULL);
 	 return false;
+      }
    }
 
    // Print the sourcelist entries
@@ -855,8 +878,7 @@ bool pkgCdrom::Add(pkgCdromStatus *log)					/*{{{*/
       string::size_type Space = (*I).find(' ');
       if (Space == string::npos)
       {
-	 if (_config->FindB("APT::CDROM::NoMount",false) == false) 
-	    UnmountCdrom(CDROM);
+	 UnmountCDROM(CDROM, NULL);
 	 return _error->Error("Internal error");
       }
 
@@ -874,8 +896,7 @@ bool pkgCdrom::Add(pkgCdromStatus *log)					/*{{{*/
       string::size_type Space = (*I).find(' ');
       if (Space == string::npos)
       {
-	 if (_config->FindB("APT::CDROM::NoMount",false) == false) 
-	    UnmountCdrom(CDROM);
+	 UnmountCDROM(CDROM, NULL);
 	 return _error->Error("Internal error");
       }
 
@@ -888,12 +909,7 @@ bool pkgCdrom::Add(pkgCdromStatus *log)					/*{{{*/
    }
 
    // Unmount and finish
-   if (_config->FindB("APT::CDROM::NoMount",false) == false) {
-      if (log != NULL)
-	 log->Update(_("Unmounting CD-ROM...\n"), STEP_LAST);
-      UnmountCdrom(CDROM);
-   }
-
+   UnmountCDROM(CDROM, log);
    return true;
 }
 									/*}}}*/
diff --git a/apt-pkg/cdrom.h b/apt-pkg/cdrom.h
index 0f2c2cd02..bd0902176 100644
--- a/apt-pkg/cdrom.h
+++ b/apt-pkg/cdrom.h
@@ -77,6 +77,7 @@ class pkgCdrom								/*{{{*/
  private:
    APT_HIDDEN bool MountAndIdentCDROM(Configuration &Database, std::string &CDROM,
 	 std::string &ident, pkgCdromStatus * const log, bool const interactive);
+   APT_HIDDEN bool UnmountCDROM(std::string const &CDROM, pkgCdromStatus * const log);
 };
 									/*}}}*/
 
diff --git a/apt-pkg/contrib/fileutl.cc b/apt-pkg/contrib/fileutl.cc
index de73a7fd8..b77c7ff7f 100644
--- a/apt-pkg/contrib/fileutl.cc
+++ b/apt-pkg/contrib/fileutl.cc
@@ -58,13 +58,10 @@
 	#include <bzlib.h>
 #endif
 #ifdef HAVE_LZMA
-	#include <stdint.h>
 	#include <lzma.h>
 #endif
-
-#ifdef WORDS_BIGENDIAN
-#include <inttypes.h>
-#endif
+#include <endian.h>
+#include <stdint.h>
 
 #include <apti18n.h>
 									/*}}}*/
@@ -1880,19 +1877,13 @@ unsigned long long FileFd::Size()
 	  FileFdErrno("lseek","Unable to seek to end of gzipped file");
 	  return 0;
        }
-       size = 0;
+       uint32_t size = 0;
        if (read(iFd, &size, 4) != 4)
        {
 	  FileFdErrno("read","Unable to read original size of gzipped file");
 	  return 0;
        }
-
-#ifdef WORDS_BIGENDIAN
-       uint32_t tmp_size = size;
-       uint8_t const * const p = (uint8_t const * const) &tmp_size;
-       tmp_size = (p[3] << 24) | (p[2] << 16) | (p[1] << 8) | p[0];
-       size = tmp_size;
-#endif
+       size = le32toh(size);
 
        if (lseek(iFd, oldPos, SEEK_SET) < 0)
        {
diff --git a/apt-pkg/deb/dpkgpm.cc b/apt-pkg/deb/dpkgpm.cc
index c3e7e1d1d..e410594df 100644
--- a/apt-pkg/deb/dpkgpm.cc
+++ b/apt-pkg/deb/dpkgpm.cc
@@ -1053,14 +1053,15 @@ void pkgDPkgPM::StartPtyMagic()
    }
 
    // setup the pty and stuff
-   struct	winsize win;
+   struct winsize win;
 
-   // if tcgetattr does not return zero there was a error
-   // and we do not do any pty magic
+   // if tcgetattr for both stdin/stdout returns 0 (no error)
+   // we do the pty magic
    _error->PushToStack();
-   if (tcgetattr(STDOUT_FILENO, &d->tt) == 0)
+   if (tcgetattr(STDIN_FILENO, &d->tt) == 0 &&
+       tcgetattr(STDOUT_FILENO, &d->tt) == 0)
    {
-       if (ioctl(1, TIOCGWINSZ, (char *)&win) < 0)
+       if (ioctl(STDOUT_FILENO, TIOCGWINSZ, (char *)&win) < 0)
        {
            _error->Errno("ioctl", _("ioctl(TIOCGWINSZ) failed"));
        } else if (openpty(&d->master, &d->slave, NULL, &d->tt, &win) < 0)
@@ -1617,7 +1618,7 @@ void pkgDPkgPM::WriteApportReport(const char *pkgpath, const char *errormsg)
    string::size_type pos;
    FILE *report;
 
-   if (_config->FindB("Dpkg::ApportFailureReport", false) == false)
+   if (_config->FindB("Dpkg::ApportFailureReport", true) == false)
    {
       std::clog << "configured to not write apport reports" << std::endl;
       return;
diff --git a/apt-pkg/init.cc b/apt-pkg/init.cc
index 3a35f852e..241628632 100644
--- a/apt-pkg/init.cc
+++ b/apt-pkg/init.cc
@@ -86,6 +86,7 @@ bool pkgInitConfig(Configuration &Cnf)
    Cnf.Set("Dir::Ignore-Files-Silently::", "\\.dpkg-[a-z]+$");
    Cnf.Set("Dir::Ignore-Files-Silently::", "\\.save$");
    Cnf.Set("Dir::Ignore-Files-Silently::", "\\.orig$");
+   Cnf.Set("Dir::Ignore-Files-Silently::", "\\.distUpgrade$");
 
    // Default cdrom mount point
    Cnf.CndSet("Acquire::cdrom::mount", "/media/cdrom/");