abstract version hash comparison a bit

[apt.git] / apt-pkg / deb / dpkgpm.cc

diff --git a/apt-pkg/deb/dpkgpm.cc b/apt-pkg/deb/dpkgpm.cc
index 0d73733d54d3e8370b5df9f368d10d802e3081c2..9fee7c923a908631267e22f043b6633ba864a52d 100644 (file)
--- a/apt-pkg/deb/dpkgpm.cc
+++ b/apt-pkg/deb/dpkgpm.cc
@@ -10,41 +10,45 @@
 // Includes                                                            /*{{{*/
 #include <config.h>
 
-#include <apt-pkg/dpkgpm.h>
-#include <apt-pkg/error.h>
+#include <apt-pkg/cachefile.h>
 #include <apt-pkg/configuration.h>
 #include <apt-pkg/depcache.h>
-#include <apt-pkg/pkgrecords.h>
-#include <apt-pkg/strutl.h>
+#include <apt-pkg/dpkgpm.h>
+#include <apt-pkg/error.h>
 #include <apt-pkg/fileutl.h>
-#include <apt-pkg/cachefile.h>
-#include <apt-pkg/packagemanager.h>
 #include <apt-pkg/install-progress.h>
+#include <apt-pkg/packagemanager.h>
+#include <apt-pkg/pkgrecords.h>
+#include <apt-pkg/strutl.h>
+#include <apt-pkg/cacheiterators.h>
+#include <apt-pkg/macros.h>
+#include <apt-pkg/pkgcache.h>
 
-#include <unistd.h>
-#include <stdlib.h>
+#include <errno.h>
 #include <fcntl.h>
+#include <grp.h>
+#include <pty.h>
+#include <pwd.h>
+#include <signal.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <sys/ioctl.h>
 #include <sys/select.h>
 #include <sys/stat.h>
-#include <sys/types.h>
+#include <sys/time.h>
 #include <sys/wait.h>
-#include <signal.h>
-#include <errno.h>
-#include <string.h>
-#include <stdio.h>
-#include <string.h>
-#include <algorithm>
-#include <sstream>
-#include <map>
-#include <pwd.h>
-#include <grp.h>
-#include <iomanip>
-
 #include <termios.h>
+#include <time.h>
 #include <unistd.h>
-#include <sys/ioctl.h>
-#include <pty.h>
-#include <stdio.h>
+#include <algorithm>
+#include <cstring>
+#include <iostream>
+#include <map>
+#include <set>
+#include <string>
+#include <utility>
+#include <vector>
 
 #include <apti18n.h>
                                                                        /*}}}*/
@@ -568,7 +572,6 @@ void pkgDPkgPM::ProcessDpkgStatusLine(char *line)
    std::string prefix = APT::String::Strip(list[0]);
    std::string pkgname;
    std::string action;
-   ostringstream status;
 
    // "processing" has the form "processing: action: pkg or trigger"
    // with action = ["install", "configure", "remove", "purge", "disappear",
@@ -1028,6 +1031,12 @@ bool pkgDPkgPM::Go(int StatusFd)
 
 void pkgDPkgPM::StartPtyMagic()
 {
+   if (_config->FindB("Dpkg::Use-Pty", true) == false)
+   {
+      d->master = d->slave = -1;
+      return;
+   }
+
    // setup the pty and stuff
    struct      winsize win;
 
@@ -1036,10 +1045,9 @@ void pkgDPkgPM::StartPtyMagic()
    _error->PushToStack();
    if (tcgetattr(STDOUT_FILENO, &d->tt) == 0)
    {
-       ioctl(1, TIOCGWINSZ, (char *)&win);
-       if (_config->FindB("Dpkg::Use-Pty", true) == false)
+       if (ioctl(1, TIOCGWINSZ, (char *)&win) < 0)
        {
-           d->master = d->slave = -1;
+           _error->Errno("ioctl", _("ioctl(TIOCGWINSZ) failed"));
        } else if (openpty(&d->master, &d->slave, NULL, &d->tt, &win) < 0)
        {
            _error->Errno("openpty", _("Can not write log (%s)"), _("Is /dev/pts mounted?"));
@@ -1186,7 +1194,7 @@ bool pkgDPkgPM::GoNoABIBreak(APT::Progress::PackageManager *progress)
    StartPtyMagic();
 
    // Tell the progress that its starting and fork dpkg 
-   d->progress->Start();
+   d->progress->Start(d->master);
 
    // this loop is runs once per dpkg operation
    vector<Item>::const_iterator I = List.begin();
@@ -1393,12 +1401,17 @@ bool pkgDPkgPM::GoNoABIBreak(APT::Progress::PackageManager *progress)
         if(d->slave >= 0 && d->master >= 0) 
         {
            setsid();
-           ioctl(d->slave, TIOCSCTTY, 0);
-           close(d->master);
-           dup2(d->slave, 0);
-           dup2(d->slave, 1);
-           dup2(d->slave, 2);
-           close(d->slave);
+           int res = ioctl(d->slave, TIOCSCTTY, 0);
+            if (res < 0) {
+               std::cerr << "ioctl(TIOCSCTTY) failed for fd: " 
+                         << d->slave << std::endl;
+            } else {
+               close(d->master);
+               dup2(d->slave, 0);
+               dup2(d->slave, 1);
+               dup2(d->slave, 2);
+               close(d->slave);
+            }
         }
         close(fd[0]); // close the read end of the pipe
 
@@ -1572,7 +1585,7 @@ bool pkgDPkgPM::GoNoABIBreak(APT::Progress::PackageManager *progress)
    return true;
 }
 
-void SigINT(int sig) {
+void SigINT(int /*sig*/) {
    pkgPackageManager::SigINTStop = true;
 }
                                                                        /*}}}*/
@@ -1652,7 +1665,7 @@ void pkgDPkgPM::WriteApportReport(const char *pkgpath, const char *errormsg)
    io_errors.push_back(string("failed in write on buffer copy for %s"));
    io_errors.push_back(string("short read on buffer copy for %s"));
 
-   for (vector<string>::iterator I = io_errors.begin(); I != io_errors.end(); I++)
+   for (vector<string>::iterator I = io_errors.begin(); I != io_errors.end(); ++I)
    {
       vector<string> list = VectorizeString(dgettext("dpkg", (*I).c_str()), '%');
       if (list.size() > 1) {
@@ -1767,13 +1780,11 @@ void pkgDPkgPM::WriteApportReport(const char *pkgpath, const char *errormsg)
    string histfile_name = _config->FindFile("Dir::Log::History");
    if (!histfile_name.empty())
    {
-      FILE *log = NULL;
-      char buf[1024];
-
       fprintf(report, "DpkgHistoryLog:\n");
-      log = fopen(histfile_name.c_str(),"r");
+      FILE* log = fopen(histfile_name.c_str(),"r");
       if(log != NULL)
       {
+        char buf[1024];
         while( fgets(buf, sizeof(buf), log) != NULL)
            fprintf(report, " %s", buf);
         fclose(log);