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authorArch Librarian <arch@canonical.com>2004-09-20 16:56:32 +0000
committerArch Librarian <arch@canonical.com>2004-09-20 16:56:32 +0000
commitb2e465d6d32d2dc884f58b94acb7e35f671a87fe (patch)
tree5928383b9bde7b0ba9812e6526ad746466e558f7 /apt-pkg/deb/dpkgpm.cc
parent00b47c98ca4a4349686a082eba6d77decbb03a4d (diff)
Join with aliencode
Author: jgg Date: 2001-02-20 07:03:16 GMT Join with aliencode
Diffstat (limited to 'apt-pkg/deb/dpkgpm.cc')
-rw-r--r--apt-pkg/deb/dpkgpm.cc162
1 files changed, 136 insertions, 26 deletions
diff --git a/apt-pkg/deb/dpkgpm.cc b/apt-pkg/deb/dpkgpm.cc
index 09cf20440..34c19ef4b 100644
--- a/apt-pkg/deb/dpkgpm.cc
+++ b/apt-pkg/deb/dpkgpm.cc
@@ -1,6 +1,6 @@
// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: dpkgpm.cc,v 1.17 2000/05/13 01:52:38 jgg Exp $
+// $Id: dpkgpm.cc,v 1.18 2001/02/20 07:03:17 jgg Exp $
/* ######################################################################
DPKG Package Manager - Provide an interface to dpkg
@@ -14,7 +14,9 @@
#include <apt-pkg/dpkgpm.h>
#include <apt-pkg/error.h>
#include <apt-pkg/configuration.h>
-
+#include <apt-pkg/depcache.h>
+#include <apt-pkg/strutl.h>
+
#include <unistd.h>
#include <stdlib.h>
#include <fcntl.h>
@@ -28,7 +30,7 @@
// DPkgPM::pkgDPkgPM - Constructor /*{{{*/
// ---------------------------------------------------------------------
/* */
-pkgDPkgPM::pkgDPkgPM(pkgDepCache &Cache) : pkgPackageManager(Cache)
+pkgDPkgPM::pkgDPkgPM(pkgDepCache *Cache) : pkgPackageManager(Cache)
{
}
/*}}}*/
@@ -141,6 +143,90 @@ bool pkgDPkgPM::RunScripts(const char *Cnf)
}
/*}}}*/
+// DPkgPM::SendV2Pkgs - Send version 2 package info /*{{{*/
+// ---------------------------------------------------------------------
+/* 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
+ configuration tree */
+ const Configuration::Item *Top = _config->Tree(0);
+ for (; Top != 0;)
+ {
+ if (Top->Value.empty() == false)
+ {
+ fprintf(F,"%s=%s\n",
+ QuoteString(Top->FullTag(),"=\"\n").c_str(),
+ QuoteString(Top->Value,"\n").c_str());
+ }
+
+ if (Top->Child != 0)
+ {
+ Top = Top->Child;
+ continue;
+ }
+
+ while (Top != 0 && Top->Next == 0)
+ Top = Top->Parent;
+ if (Top != 0)
+ Top = Top->Next;
+ }
+ fprintf(F,"\n");
+
+ // Write out the package actions in order.
+ for (vector<Item>::iterator I = List.begin(); I != List.end(); I++)
+ {
+ pkgDepCache::StateCache &S = Cache[I->Pkg];
+
+ fprintf(F,"%s ",I->Pkg.Name());
+ // Current version
+ if (I->Pkg->CurrentVer == 0)
+ fprintf(F,"- ");
+ else
+ fprintf(F,"%s ",I->Pkg.CurrentVer().VerStr());
+
+ // Show the compare operator
+ // Target version
+ if (S.InstallVer != 0)
+ {
+ int Comp = 2;
+ if (I->Pkg->CurrentVer != 0)
+ Comp = S.InstVerIter(Cache).CompareVer(I->Pkg.CurrentVer());
+ if (Comp < 0)
+ fprintf(F,"> ");
+ if (Comp == 0)
+ fprintf(F,"= ");
+ if (Comp > 0)
+ fprintf(F,"< ");
+ fprintf(F,"%s ",S.InstVerIter(Cache).VerStr());
+ }
+ else
+ fprintf(F,"> - ");
+
+ // Show the filename/operation
+ if (I->Op == Item::Install)
+ {
+ // No errors here..
+ if (I->File[0] != '/')
+ fprintf(F,"**ERROR**\n");
+ else
+ fprintf(F,"%s\n",I->File.c_str());
+ }
+ if (I->Op == Item::Configure)
+ fprintf(F,"**CONFIGURE**\n");
+ if (I->Op == Item::Remove ||
+ I->Op == Item::Purge)
+ fprintf(F,"**REMOVE**\n");
+
+ if (ferror(F) != 0)
+ return false;
+ }
+ return true;
+}
+ /*}}}*/
// DPkgPM::RunScriptsWithPkgs - Run scripts with package names on stdin /*{{{*/
// ---------------------------------------------------------------------
/* This looks for a list of scripts to run from the configuration file
@@ -158,7 +244,18 @@ bool pkgDPkgPM::RunScriptsWithPkgs(const char *Cnf)
{
if (Opts->Value.empty() == true)
continue;
-
+
+ // Determine the protocol version
+ string OptSec = Opts->Value;
+ string::size_type Pos;
+ if ((Pos = OptSec.find(' ')) == string::npos || Pos == 0)
+ Pos = OptSec.length();
+ else
+ Pos--;
+ OptSec = "DPkg::Tools::Options::" + string(Opts->Value.c_str(),Pos);
+
+ unsigned int Version = _config->FindI(OptSec+"::Version",1);
+
// Create the pipes
int Pipes[2];
if (pipe(Pipes) != 0)
@@ -185,31 +282,44 @@ bool pkgDPkgPM::RunScriptsWithPkgs(const char *Cnf)
_exit(100);
}
close(Pipes[0]);
- FileFd Fd(Pipes[1]);
-
+ FILE *F = fdopen(Pipes[1],"w");
+ if (F == 0)
+ return _error->Errno("fdopen","Faild to open new FD");
+
// Feed it the filenames.
- for (vector<Item>::iterator I = List.begin(); I != List.end(); I++)
+ bool Die = false;
+ if (Version <= 1)
{
- // Only deal with packages to be installed from .deb
- if (I->Op != Item::Install)
- continue;
-
- // No errors here..
- if (I->File[0] != '/')
- continue;
-
- /* Feed the filename of each package that is pending install
- into the pipe. */
- if (Fd.Write(I->File.begin(),I->File.length()) == false ||
- Fd.Write("\n",1) == false)
+ for (vector<Item>::iterator I = List.begin(); I != List.end(); I++)
{
- kill(Process,SIGINT);
- Fd.Close();
- ExecWait(Process,Opts->Value.c_str(),true);
- return _error->Error("Failure running script %s",Opts->Value.c_str());
+ // Only deal with packages to be installed from .deb
+ if (I->Op != Item::Install)
+ continue;
+
+ // No errors here..
+ if (I->File[0] != '/')
+ continue;
+
+ /* Feed the filename of each package that is pending install
+ into the pipe. */
+ fprintf(F,"%s\n",I->File.c_str());
+ if (ferror(F) != 0)
+ {
+ Die = true;
+ break;
+ }
}
}
- Fd.Close();
+ else
+ Die = !SendV2Pkgs(F);
+
+ fclose(F);
+ if (Die == true)
+ {
+ kill(Process,SIGINT);
+ ExecWait(Process,Opts->Value.c_str(),true);
+ return _error->Error("Failure running script %s",Opts->Value.c_str());
+ }
// Clean up the sub process
if (ExecWait(Process,Opts->Value.c_str()) == false)
@@ -384,8 +494,8 @@ bool pkgDPkgPM::Go()
{
RunScripts("DPkg::Post-Invoke");
if (WIFSIGNALED(Status) != 0 && WTERMSIG(Status) == SIGSEGV)
- return _error->Error("Sub-process %s recieved a segmentation fault.",Args[0]);
-
+ return _error->Error("Sub-process %s received a segmentation fault.",Args[0]);
+
if (WIFEXITED(Status) != 0)
return _error->Error("Sub-process %s returned an error code (%u)",Args[0],WEXITSTATUS(Status));