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-rw-r--r--apt-pkg/cacheset.cc140
1 files changed, 121 insertions, 19 deletions
diff --git a/apt-pkg/cacheset.cc b/apt-pkg/cacheset.cc
index b49b36539..7372c909e 100644
--- a/apt-pkg/cacheset.cc
+++ b/apt-pkg/cacheset.cc
@@ -13,6 +13,7 @@
#include <apt-pkg/error.h>
#include <apt-pkg/cacheset.h>
#include <apt-pkg/strutl.h>
+#include <apt-pkg/versionmatch.h>
#include <apti18n.h>
@@ -22,7 +23,7 @@
/*}}}*/
namespace APT {
// FromRegEx - Return all packages in the cache matching a pattern /*{{{*/
-PackageSet PackageSet::FromRegEx(pkgCache &Cache, std::string pattern, std::ostream &out) {
+PackageSet PackageSet::FromRegEx(pkgCacheFile &Cache, std::string pattern, std::ostream &out) {
PackageSet pkgset;
std::string arch = "native";
static const char * const isregex = ".?+*|[^$";
@@ -48,7 +49,7 @@ PackageSet PackageSet::FromRegEx(pkgCache &Cache, std::string pattern, std::ostr
return pkgset;
}
- for (pkgCache::GrpIterator Grp = Cache.GrpBegin(); Grp.end() == false; ++Grp)
+ for (pkgCache::GrpIterator Grp = Cache.GetPkgCache()->GrpBegin(); Grp.end() == false; ++Grp)
{
if (regexec(&Pattern, Grp.Name(), 0, 0, 0) != 0)
continue;
@@ -76,28 +77,129 @@ PackageSet PackageSet::FromRegEx(pkgCache &Cache, std::string pattern, std::ostr
}
/*}}}*/
// FromCommandLine - Return all packages specified on commandline /*{{{*/
-PackageSet PackageSet::FromCommandLine(pkgCache &Cache, const char **cmdline, std::ostream &out) {
+PackageSet PackageSet::FromCommandLine(pkgCacheFile &Cache, const char **cmdline, std::ostream &out) {
PackageSet pkgset;
for (const char **I = cmdline + 1; *I != 0; I++) {
- pkgCache::PkgIterator Pkg = Cache.FindPkg(*I);
- if (Pkg.end() == true) {
- std::vector<std::string> archs = APT::Configuration::getArchitectures();
- for (std::vector<std::string>::const_iterator a = archs.begin();
- a != archs.end() || Pkg.end() != true; ++a) {
- Pkg = Cache.FindPkg(*I, *a);
- }
- if (Pkg.end() == true) {
- PackageSet regex = FromRegEx(Cache, *I, out);
- if (regex.empty() == true)
- _error->Warning(_("Unable to locate package %s"),*I);
- else
- pkgset.insert(regex.begin(), regex.end());
- continue;
+ PackageSet pset = FromString(Cache, *I, out);
+ pkgset.insert(pset.begin(), pset.end());
+ }
+ return pkgset;
+}
+ /*}}}*/
+// FromString - Return all packages matching a specific string /*{{{*/
+PackageSet PackageSet::FromString(pkgCacheFile &Cache, const char * const str, std::ostream &out) {
+ pkgCache::GrpIterator Grp = Cache.GetPkgCache()->FindGrp(str);
+ if (Grp.end() == false) {
+ pkgCache::PkgIterator Pkg = Grp.FindPreferredPkg();
+ PackageSet pkgset;
+ pkgset.insert(Pkg);
+ return pkgset;
+ }
+ PackageSet regex = FromRegEx(Cache, str, out);
+ if (regex.empty() == true)
+ _error->Warning(_("Unable to locate package %s"), str);
+ return regex;
+}
+ /*}}}*/
+// FromCommandLine - Return all versions specified on commandline /*{{{*/
+APT::VersionSet VersionSet::FromCommandLine(pkgCacheFile &Cache, const char **cmdline,
+ APT::VersionSet::Version const &fallback, std::ostream &out) {
+ VersionSet verset;
+ for (const char **I = cmdline + 1; *I != 0; I++) {
+ std::string pkg = *I;
+ std::string ver;
+ bool verIsRel = false;
+ size_t const vertag = pkg.find_last_of("/=");
+ if (vertag != string::npos) {
+ ver = pkg.substr(vertag+1);
+ verIsRel = (pkg[vertag] == '/');
+ pkg.erase(vertag);
+ }
+ PackageSet pkgset = PackageSet::FromString(Cache, pkg.c_str(), out);
+ for (PackageSet::const_iterator P = pkgset.begin();
+ P != pkgset.end(); ++P) {
+ if (vertag != string::npos) {
+ pkgVersionMatch Match(ver, (verIsRel == true ? pkgVersionMatch::Release :
+ pkgVersionMatch::Version));
+ pkgCache::VerIterator V = Match.Find(P);
+ if (V.end() == true) {
+ if (verIsRel == true)
+ _error->Error(_("Release '%s' for '%s' was not found"),
+ ver.c_str(), P.FullName(true).c_str());
+ else
+ _error->Error(_("Version '%s' for '%s' was not found"),
+ ver.c_str(), P.FullName(true).c_str());
+ continue;
+ }
+ if (strcmp(ver.c_str(), V.VerStr()) != 0)
+ ioprintf(out, _("Selected version %s (%s) for %s\n"),
+ V.VerStr(), V.RelStr().c_str(), P.FullName(true).c_str());
+ verset.insert(V);
+ } else {
+ pkgCache::VerIterator V;
+ switch(fallback) {
+ case VersionSet::ALL:
+ for (V = P.VersionList(); V.end() != true; ++V)
+ verset.insert(V);
+ break;
+ case VersionSet::CANDANDINST:
+ verset.insert(getInstalledVer(Cache, P));
+ verset.insert(getCandidateVer(Cache, P));
+ break;
+ case VersionSet::CANDIDATE:
+ verset.insert(getCandidateVer(Cache, P));
+ break;
+ case VersionSet::INSTALLED:
+ verset.insert(getInstalledVer(Cache, P));
+ break;
+ case VersionSet::CANDINST:
+ V = getCandidateVer(Cache, P, true);
+ if (V.end() == true)
+ V = getInstalledVer(Cache, P, true);
+ if (V.end() == false)
+ verset.insert(V);
+ else
+ _error->Error(_("Can't select installed nor candidate version from package %s as it has neither of them"), P.FullName(true).c_str());
+ break;
+ case VersionSet::INSTCAND:
+ V = getInstalledVer(Cache, P, true);
+ if (V.end() == true)
+ V = getCandidateVer(Cache, P, true);
+ if (V.end() == false)
+ verset.insert(V);
+ else
+ _error->Error(_("Can't select installed nor candidate version from package %s as it has neither of them"), P.FullName(true).c_str());
+ break;
+ case VersionSet::NEWEST:
+ if (P->VersionList != 0)
+ verset.insert(P.VersionList());
+ else
+ _error->Error(_("Can't select newest version from package %s as it is purely virtual"), P.FullName(true).c_str());
+ break;
+ }
}
}
- pkgset.insert(Pkg);
}
- return pkgset;
+ return verset;
+}
+ /*}}}*/
+// getCandidateVer - Returns the candidate version of the given package /*{{{*/
+pkgCache::VerIterator VersionSet::getCandidateVer(pkgCacheFile &Cache,
+ pkgCache::PkgIterator const &Pkg, bool const &AllowError) {
+ if (unlikely(Cache.BuildDepCache() == false))
+ return pkgCache::VerIterator(*Cache);
+ pkgCache::VerIterator Cand = Cache[Pkg].InstVerIter(Cache);
+ if (AllowError == false && Cand.end() == true)
+ _error->Error(_("Can't select candidate version from package %s as it has no candidate"), Pkg.FullName(true).c_str());
+ return Cand;
+}
+ /*}}}*/
+// getInstalledVer - Returns the installed version of the given package /*{{{*/
+pkgCache::VerIterator VersionSet::getInstalledVer(pkgCacheFile &Cache,
+ pkgCache::PkgIterator const &Pkg, bool const &AllowError) {
+ if (AllowError == false && Pkg->CurrentVer == 0)
+ _error->Error(_("Can't select installed version from package %s as it is not installed"), Pkg.FullName(true).c_str());
+ return Pkg.CurrentVer();
}
/*}}}*/
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-08 16:36:02 +0000