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-rw-r--r--cmdline/apt-get.cc198
1 files changed, 132 insertions, 66 deletions
diff --git a/cmdline/apt-get.cc b/cmdline/apt-get.cc
index 06422ada5..e134acf7a 100644
--- a/cmdline/apt-get.cc
+++ b/cmdline/apt-get.cc
@@ -1,6 +1,6 @@
// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: apt-get.cc,v 1.80 1999/10/18 00:37:35 jgg Exp $
+// $Id: apt-get.cc,v 1.81 1999/10/21 06:35:00 jgg Exp $
/* ######################################################################
apt-get - Cover for dpkg
@@ -52,6 +52,7 @@
#include <unistd.h>
#include <stdio.h>
#include <errno.h>
+#include <regex.h>
#include <sys/wait.h>
/*}}}*/
@@ -730,6 +731,105 @@ bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true,bool Saftey =
}
}
/*}}}*/
+// TryToInstall - Try to install a single package /*{{{*/
+// ---------------------------------------------------------------------
+/* This used to be inlined in DoInstall, but with the advent of regex package
+ name matching it was split out.. */
+bool TryToInstall(pkgCache::PkgIterator Pkg,pkgDepCache &Cache,
+ pkgProblemResolver &Fix,bool Remove,bool BrokenFix,
+ unsigned int &ExpectedInst,bool AllowFail = true)
+{
+ /* This is a pure virtual package and there is a single available
+ provides */
+ if (Cache[Pkg].CandidateVer == 0 && Pkg->ProvidesList != 0 &&
+ Pkg.ProvidesList()->NextProvides == 0)
+ {
+ pkgCache::PkgIterator Tmp = Pkg.ProvidesList().OwnerPkg();
+ c1out << "Note, installing " << Tmp.Name() << " instead of " << Pkg.Name() << endl;
+ Pkg = Tmp;
+ }
+
+ // Handle the no-upgrade case
+ if (_config->FindB("APT::Get::no-upgrade",false) == true &&
+ Pkg->CurrentVer != 0)
+ {
+ if (AllowFail == true)
+ c1out << "Skipping " << Pkg.Name() << ", it is already installed and no-upgrade is set." << endl;
+ return true;
+ }
+
+ // Check if there is something at all to install
+ pkgDepCache::StateCache &State = Cache[Pkg];
+ if (State.CandidateVer == 0)
+ {
+ if (AllowFail == false)
+ return false;
+
+ if (Pkg->ProvidesList != 0)
+ {
+ c1out << "Package " << Pkg.Name() << " is a virtual package provided by:" << endl;
+
+ pkgCache::PrvIterator I = Pkg.ProvidesList();
+ for (; I.end() == false; I++)
+ {
+ pkgCache::PkgIterator Pkg = I.OwnerPkg();
+
+ if (Cache[Pkg].CandidateVerIter(Cache) == I.OwnerVer())
+ {
+ if (Cache[Pkg].Install() == true && Cache[Pkg].NewInstall() == false)
+ c1out << " " << Pkg.Name() << " " << I.OwnerVer().VerStr() <<
+ " [Installed]"<< endl;
+ else
+ c1out << " " << Pkg.Name() << " " << I.OwnerVer().VerStr() << endl;
+ }
+ }
+ c1out << "You should explicitly select one to install." << endl;
+ }
+ else
+ {
+ c1out << "Package " << Pkg.Name() << " has no available version, but exists in the database." << endl;
+ c1out << "This typically means that the package was mentioned in a dependency and " << endl;
+ c1out << "never uploaded, or that it is an obsolete package." << endl;
+
+ string List;
+ pkgCache::DepIterator Dep = Pkg.RevDependsList();
+ for (; Dep.end() == false; Dep++)
+ {
+ if (Dep->Type != pkgCache::Dep::Replaces)
+ continue;
+ List += string(Dep.ParentPkg().Name()) + " ";
+ }
+ ShowList(c1out,"However the following packages replace it:",List);
+ }
+
+ _error->Error("Package %s has no installation candidate",Pkg.Name());
+ return false;
+ }
+
+ Fix.Protect(Pkg);
+ if (Remove == true)
+ {
+ Fix.Remove(Pkg);
+ Cache.MarkDelete(Pkg,_config->FindB("APT::Get::Purge",false));
+ return true;
+ }
+
+ // Install it
+ Cache.MarkInstall(Pkg,false);
+ if (State.Install() == false)
+ {
+ if (AllowFail == true)
+ c1out << "Sorry, " << Pkg.Name() << " is already the newest version" << endl;
+ }
+ else
+ ExpectedInst++;
+
+ // Install it with autoinstalling enabled.
+ if (State.InstBroken() == true && BrokenFix == false)
+ Cache.MarkInstall(Pkg,true);
+ return true;
+}
+ /*}}}*/
// DoUpdate - Update the package lists /*{{{*/
// ---------------------------------------------------------------------
@@ -874,78 +974,44 @@ bool DoInstall(CommandLine &CmdL)
pkgCache::PkgIterator Pkg = Cache->FindPkg(S);
Packages++;
if (Pkg.end() == true)
- return _error->Error("Couldn't find package %s",S);
-
- // Handle the no-upgrade case
- if (_config->FindB("APT::Get::no-upgrade",false) == true &&
- Pkg->CurrentVer != 0)
- {
- c1out << "Skipping " << Pkg.Name() << ", it is already installed and no-upgrade is set." << endl;
- continue;
- }
-
- // Check if there is something new to install
- pkgDepCache::StateCache &State = (*Cache)[Pkg];
- if (State.CandidateVer == 0)
{
- if (Pkg->ProvidesList != 0)
- {
- c1out << "Package " << S << " is a virtual package provided by:" << endl;
-
- pkgCache::PrvIterator I = Pkg.ProvidesList();
- for (; I.end() == false; I++)
- {
- pkgCache::PkgIterator Pkg = I.OwnerPkg();
-
- if ((*Cache)[Pkg].CandidateVerIter(*Cache) == I.OwnerVer())
- {
- if ((*Cache)[Pkg].Install() == true && (*Cache)[Pkg].NewInstall() == false)
- c1out << " " << Pkg.Name() << " " << I.OwnerVer().VerStr() <<
- " [Installed]"<< endl;
- else
- c1out << " " << Pkg.Name() << " " << I.OwnerVer().VerStr() << endl;
- }
- }
- c1out << "You should explicly select one to install." << endl;
- }
- else
+ // Check if the name is a regex
+ const char *I;
+ for (I = S; *I != 0; I++)
+ if (*I == '.' || *I == '?' || *I == '*')
+ break;
+ if (*I == 0)
+ return _error->Error("Couldn't find package %s",S);
+
+ // Regexs must always be confirmed
+ ExpectedInst += 1000;
+
+ // Compile the regex pattern
+ regex_t Pattern;
+ if (regcomp(&Pattern,S,REG_EXTENDED | REG_ICASE |
+ REG_NOSUB) != 0)
+ return _error->Error("Regex compilation error");
+
+ // Run over the matches
+ bool Hit = false;
+ for (Pkg = Cache->PkgBegin(); Pkg.end() == false; Pkg++)
{
- c1out << "Package " << S << " has no available version, but exists in the database." << endl;
- c1out << "This typically means that the package was mentioned in a dependency and " << endl;
- c1out << "never uploaded, or that it is an obsolete package." << endl;
+ if (regexec(&Pattern,Pkg.Name(),0,0,0) != 0)
+ continue;
- string List;
- pkgCache::DepIterator Dep = Pkg.RevDependsList();
- for (; Dep.end() == false; Dep++)
- {
- if (Dep->Type != pkgCache::Dep::Replaces)
- continue;
- List += string(Dep.ParentPkg().Name()) + " ";
- }
- ShowList(c1out,"However the following packages replace it:",List);
+ Hit |= TryToInstall(Pkg,Cache,Fix,Remove,BrokenFix,
+ ExpectedInst,false);
}
+ regfree(&Pattern);
- return _error->Error("Package %s has no installation candidate",S);
+ if (Hit == false)
+ return _error->Error("Couldn't find package %s",S);
}
-
- Fix.Protect(Pkg);
- if (Remove == true)
- {
- Fix.Remove(Pkg);
- Cache->MarkDelete(Pkg,_config->FindB("APT::Get::Purge",false));
- continue;
- }
-
- // Install it
- Cache->MarkInstall(Pkg,false);
- if (State.Install() == false)
- c1out << "Sorry, " << S << " is already the newest version" << endl;
else
- ExpectedInst++;
-
- // Install it with autoinstalling enabled.
- if (State.InstBroken() == true && BrokenFix == false)
- Cache->MarkInstall(Pkg,true);
+ {
+ if (TryToInstall(Pkg,Cache,Fix,Remove,BrokenFix,ExpectedInst) == false)
+ return false;
+ }
}
/* If we are in the Broken fixing mode we do not attempt to fix the
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-01 23:27:39 +0000