extend FileFd test behond basic permission tests

[apt.git] / apt-pkg / cacheset.cc

diff --git a/apt-pkg/cacheset.cc b/apt-pkg/cacheset.cc
index b892ab4bfd9a69964c3c0762d63c4e187347f7d2..d453a2bfb0f26600060284c587ac0022e7d91890 100644 (file)
--- a/apt-pkg/cacheset.cc
+++ b/apt-pkg/cacheset.cc
@@ -16,14 +16,22 @@
 #include <apt-pkg/cachefilter.h>
 #include <apt-pkg/cacheset.h>
 #include <apt-pkg/error.h>
 #include <apt-pkg/cachefilter.h>
 #include <apt-pkg/cacheset.h>
 #include <apt-pkg/error.h>

-#include <apt-pkg/strutl.h>

 #include <apt-pkg/versionmatch.h>
 #include <apt-pkg/pkgrecords.h>
 #include <apt-pkg/policy.h>
 #include <apt-pkg/versionmatch.h>
 #include <apt-pkg/pkgrecords.h>
 #include <apt-pkg/policy.h>

-
-#include <vector>
-
+#include <apt-pkg/cacheiterators.h>
+#include <apt-pkg/configuration.h>
+#include <apt-pkg/depcache.h>
+#include <apt-pkg/macros.h>
+#include <apt-pkg/pkgcache.h>
+
+#include <stddef.h>
+#include <stdio.h>
+#include <string.h>

 #include <regex.h>
 #include <regex.h>

+#include <list>
+#include <string>
+#include <vector>

 
 #include <apti18n.h>
                                                                        /*}}}*/
 
 #include <apti18n.h>
                                                                        /*}}}*/


@@ -73,6 +81,8 @@ bool PackageContainerInterface::FromTask(PackageContainerInterface * const pci,
                const char *start, *end;
                parser.GetRec(start,end);
                unsigned int const length = end - start;
                const char *start, *end;
                parser.GetRec(start,end);
                unsigned int const length = end - start;

+               if (unlikely(length == 0))
+                  continue;

                char buf[length];
                strncpy(buf, start, length);
                buf[length-1] = '\0';
                char buf[length];
                strncpy(buf, start, length);
                buf[length-1] = '\0';


@@ -149,6 +159,77 @@ bool PackageContainerInterface::FromRegEx(PackageContainerInterface * const pci,
                return false;
        }
 
                return false;
        }
 

+       if (wasEmpty == false && pci->getConstructor() != UNKNOWN)
+               pci->setConstructor(UNKNOWN);
+
+       return true;
+}
+                                                                       /*}}}*/
+// FromFnmatch - Returns the package defined  by this fnmatch          /*{{{*/
+bool 
+PackageContainerInterface::FromFnmatch(PackageContainerInterface * const pci, 
+                                       pkgCacheFile &Cache,
+                                       std::string pattern,
+                                       CacheSetHelper &helper)
+{
+       static const char * const isfnmatch = ".?*[]!";
+       if (pattern.find_first_of(isfnmatch) == std::string::npos)
+               return false;
+
+       bool const wasEmpty = pci->empty();
+       if (wasEmpty == true)
+               pci->setConstructor(FNMATCH);
+
+       size_t archfound = pattern.find_last_of(':');
+       std::string arch = "native";
+       if (archfound != std::string::npos) {
+               arch = pattern.substr(archfound+1);
+               if (arch.find_first_of(isfnmatch) == std::string::npos)
+                       pattern.erase(archfound);
+               else
+                       arch = "native";
+       }
+
+       if (unlikely(Cache.GetPkgCache() == 0))
+               return false;
+
+       APT::CacheFilter::PackageNameMatchesFnmatch filter(pattern);
+
+       bool found = false;
+       for (pkgCache::GrpIterator Grp = Cache.GetPkgCache()->GrpBegin(); Grp.end() == false; ++Grp) {
+               if (filter(Grp) == false)
+                       continue;
+               pkgCache::PkgIterator Pkg = Grp.FindPkg(arch);
+               if (Pkg.end() == true) {
+                       if (archfound == std::string::npos) {
+                               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 = Grp.FindPkg(*a);
+                       }
+                       if (Pkg.end() == true)
+                               continue;
+               }
+
+               pci->insert(Pkg);
+#if (APT_PKG_MAJOR >= 4 && APT_PKG_MINOR >= 13)
+               helper.showFnmatchSelection(Pkg, pattern);
+#else
+               helper.showRegExSelection(Pkg, pattern);
+#endif
+               found = true;
+       }
+
+       if (found == false) {
+#if (APT_PKG_MAJOR >= 4 && APT_PKG_MINOR >= 13)
+               helper.canNotFindFnmatch(pci, Cache, pattern);
+#else
+                helper.canNotFindRegEx(pci, Cache, pattern);
+#endif
+               pci->setConstructor(UNKNOWN);
+               return false;
+       }
+

        if (wasEmpty == false && pci->getConstructor() != UNKNOWN)
                pci->setConstructor(UNKNOWN);
 
        if (wasEmpty == false && pci->getConstructor() != UNKNOWN)
                pci->setConstructor(UNKNOWN);
 


@@ -182,15 +263,66 @@ pkgCache::PkgIterator PackageContainerInterface::FromName(pkgCacheFile &Cache,
        return Pkg;
 }
                                                                        /*}}}*/
        return Pkg;
 }
                                                                        /*}}}*/

+// FromGroup - Returns the package defined  by this string             /*{{{*/
+bool PackageContainerInterface::FromGroup(PackageContainerInterface * const pci, pkgCacheFile &Cache,
+                       std::string pkg, CacheSetHelper &helper) {
+       if (unlikely(Cache.GetPkgCache() == 0))
+               return false;
+
+       size_t const archfound = pkg.find_last_of(':');
+       std::string arch;
+       if (archfound != std::string::npos) {
+               arch = pkg.substr(archfound+1);
+               pkg.erase(archfound);
+               if (arch == "all" || arch == "native")
+                       arch = _config->Find("APT::Architecture");
+       }
+
+       pkgCache::GrpIterator Grp = Cache.GetPkgCache()->FindGrp(pkg);
+       if (Grp.end() == false) {
+               if (arch.empty() == true) {
+                       pkgCache::PkgIterator Pkg = Grp.FindPreferredPkg();
+                       if (Pkg.end() == false)
+                       {
+                          pci->insert(Pkg);
+                          return true;
+                       }
+               } else {
+                       bool found = false;
+                       // for 'linux-any' return the first package matching, for 'linux-*' return all matches
+                       bool const isGlobal = arch.find('*') != std::string::npos;
+                       APT::CacheFilter::PackageArchitectureMatchesSpecification pams(arch);
+                       for (pkgCache::PkgIterator Pkg = Grp.PackageList(); Pkg.end() == false; Pkg = Grp.NextPkg(Pkg)) {
+                               if (pams(Pkg) == false)
+                                       continue;
+                               pci->insert(Pkg);
+                               found = true;
+                               if (isGlobal == false)
+                                       break;
+                       }
+                       if (found == true)
+                               return true;
+               }
+       }
+
+       pkgCache::PkgIterator Pkg = helper.canNotFindPkgName(Cache, pkg);
+       if (Pkg.end() == true)
+          return false;
+
+       pci->insert(Pkg);
+       return true;
+}
+                                                                       /*}}}*/

 // FromString - Return all packages matching a specific string         /*{{{*/
 bool PackageContainerInterface::FromString(PackageContainerInterface * const pci, pkgCacheFile &Cache, std::string const &str, CacheSetHelper &helper) {
        bool found = true;
        _error->PushToStack();
 
 // FromString - Return all packages matching a specific string         /*{{{*/
 bool PackageContainerInterface::FromString(PackageContainerInterface * const pci, pkgCacheFile &Cache, std::string const &str, CacheSetHelper &helper) {
        bool found = true;
        _error->PushToStack();
 

-       pkgCache::PkgIterator Pkg = FromName(Cache, str, helper);
-       if (Pkg.end() == false)
-               pci->insert(Pkg);
-       else if (FromTask(pci, Cache, str, helper) == false &&
+       if (FromGroup(pci, Cache, str, helper) == false &&
+                FromTask(pci, Cache, str, helper) == false &&
+#if (APT_PKG_MAJOR >= 4 && APT_PKG_MINOR >= 13)
+                FromFnmatch(pci, Cache, str, helper) == false)
+#endif

                 FromRegEx(pci, Cache, str, helper) == false)
        {
                helper.canNotFindPackage(pci, Cache, str);
                 FromRegEx(pci, Cache, str, helper) == false)
        {
                helper.canNotFindPackage(pci, Cache, str);


@@ -217,6 +349,7 @@ bool PackageContainerInterface::FromModifierCommandLine(unsigned short &modID, P
                                                        pkgCacheFile &Cache, const char * cmdline,
                                                        std::list<Modifier> const &mods, CacheSetHelper &helper) {
        std::string str = cmdline;
                                                        pkgCacheFile &Cache, const char * cmdline,
                                                        std::list<Modifier> const &mods, CacheSetHelper &helper) {
        std::string str = cmdline;

+       unsigned short fallback = modID;

        bool modifierPresent = false;
        for (std::list<Modifier>::const_iterator mod = mods.begin();
             mod != mods.end(); ++mod) {
        bool modifierPresent = false;
        for (std::list<Modifier>::const_iterator mod = mods.begin();
             mod != mods.end(); ++mod) {


@@ -243,6 +376,7 @@ bool PackageContainerInterface::FromModifierCommandLine(unsigned short &modID, P
                helper.showErrors(errors);
                if (Pkg.end() == false) {
                        pci->insert(Pkg);
                helper.showErrors(errors);
                if (Pkg.end() == false) {
                        pci->insert(Pkg);

+                       modID = fallback;

                        return true;
                }
        }
                        return true;
                }
        }


@@ -281,13 +415,14 @@ bool VersionContainerInterface::FromModifierCommandLine(unsigned short &modID,
                modifierPresent = true;
                break;
        }
                modifierPresent = true;
                break;
        }

-

        if (modifierPresent == true) {
                bool const errors = helper.showErrors(false);
                bool const found = VersionContainerInterface::FromString(vci, Cache, cmdline, select, helper, true);
                helper.showErrors(errors);
        if (modifierPresent == true) {
                bool const errors = helper.showErrors(false);
                bool const found = VersionContainerInterface::FromString(vci, Cache, cmdline, select, helper, true);
                helper.showErrors(errors);

-               if (found == true)
+               if (found == true) {
+                       modID = fallback;

                        return true;
                        return true;

+               }

        }
        return FromString(vci, Cache, str, select, helper);
 }
        }
        return FromString(vci, Cache, str, select, helper);
 }


@@ -461,37 +596,43 @@ pkgCache::PkgIterator CacheSetHelper::canNotFindPkgName(pkgCacheFile &Cache,
 }
                                                                        /*}}}*/
 // canNotFindTask - handle the case no package is found for a task     /*{{{*/
 }
                                                                        /*}}}*/
 // canNotFindTask - handle the case no package is found for a task     /*{{{*/

-void CacheSetHelper::canNotFindTask(PackageContainerInterface * const pci, pkgCacheFile &Cache, std::string pattern) {
+void CacheSetHelper::canNotFindTask(PackageContainerInterface * const /*pci*/, pkgCacheFile &/*Cache*/, std::string pattern) {

        if (ShowError == true)
                _error->Insert(ErrorType, _("Couldn't find task '%s'"), pattern.c_str());
 }
                                                                        /*}}}*/
 // canNotFindRegEx - handle the case no package is found by a regex    /*{{{*/
        if (ShowError == true)
                _error->Insert(ErrorType, _("Couldn't find task '%s'"), pattern.c_str());
 }
                                                                        /*}}}*/
 // canNotFindRegEx - handle the case no package is found by a regex    /*{{{*/

-void CacheSetHelper::canNotFindRegEx(PackageContainerInterface * const pci, pkgCacheFile &Cache, std::string pattern) {
+void CacheSetHelper::canNotFindRegEx(PackageContainerInterface * const /*pci*/, pkgCacheFile &/*Cache*/, std::string pattern) {

        if (ShowError == true)
                _error->Insert(ErrorType, _("Couldn't find any package by regex '%s'"), pattern.c_str());
 }
        if (ShowError == true)
                _error->Insert(ErrorType, _("Couldn't find any package by regex '%s'"), pattern.c_str());
 }

-                                                                       /*}}}*/
+#if (APT_PKG_MAJOR >= 4 && APT_PKG_MINOR >= 13)
+// canNotFindFnmatch - handle the case no package is found by a fnmatch        /*{{{*/
+void CacheSetHelper::canNotFindFnmatch(PackageContainerInterface * const pci, pkgCacheFile &Cache, std::string pattern) {
+       if (ShowError == true)
+               _error->Insert(ErrorType, _("Couldn't find any package by glob '%s'"), pattern.c_str());
+}
+#endif                                                                 /*}}}*/

 // canNotFindPackage - handle the case no package is found from a string/*{{{*/
 // canNotFindPackage - handle the case no package is found from a string/*{{{*/

-void CacheSetHelper::canNotFindPackage(PackageContainerInterface * const pci, pkgCacheFile &Cache, std::string const &str) {
+APT_CONST void CacheSetHelper::canNotFindPackage(PackageContainerInterface * const /*pci*/, pkgCacheFile &/*Cache*/, std::string const &/*str*/) {

 }
                                                                        /*}}}*/
 // canNotFindAllVer                                                    /*{{{*/
 }
                                                                        /*}}}*/
 // canNotFindAllVer                                                    /*{{{*/

-void CacheSetHelper::canNotFindAllVer(VersionContainerInterface * const vci, pkgCacheFile &Cache,
+void CacheSetHelper::canNotFindAllVer(VersionContainerInterface * const /*vci*/, pkgCacheFile &/*Cache*/,

                pkgCache::PkgIterator const &Pkg) {
        if (ShowError == true)
                _error->Insert(ErrorType, _("Can't select versions from package '%s' as it is purely virtual"), Pkg.FullName(true).c_str());
 }
                                                                        /*}}}*/
 // canNotFindInstCandVer                                               /*{{{*/
                pkgCache::PkgIterator const &Pkg) {
        if (ShowError == true)
                _error->Insert(ErrorType, _("Can't select versions from package '%s' as it is purely virtual"), Pkg.FullName(true).c_str());
 }
                                                                        /*}}}*/
 // canNotFindInstCandVer                                               /*{{{*/

-void CacheSetHelper::canNotFindInstCandVer(VersionContainerInterface * const vci, pkgCacheFile &Cache,
+void CacheSetHelper::canNotFindInstCandVer(VersionContainerInterface * const /*vci*/, pkgCacheFile &/*Cache*/,

                pkgCache::PkgIterator const &Pkg) {
        if (ShowError == true)
                _error->Insert(ErrorType, _("Can't select installed nor candidate version from package '%s' as it has neither of them"), Pkg.FullName(true).c_str());
 }
                                                                        /*}}}*/
 // canNotFindInstCandVer                                               /*{{{*/
                pkgCache::PkgIterator const &Pkg) {
        if (ShowError == true)
                _error->Insert(ErrorType, _("Can't select installed nor candidate version from package '%s' as it has neither of them"), Pkg.FullName(true).c_str());
 }
                                                                        /*}}}*/
 // canNotFindInstCandVer                                               /*{{{*/

-void CacheSetHelper::canNotFindCandInstVer(VersionContainerInterface * const vci, pkgCacheFile &Cache,
+void CacheSetHelper::canNotFindCandInstVer(VersionContainerInterface * const /*vci*/, pkgCacheFile &/*Cache*/,

                pkgCache::PkgIterator const &Pkg) {
        if (ShowError == true)
                _error->Insert(ErrorType, _("Can't select installed nor candidate version from package '%s' as it has neither of them"), Pkg.FullName(true).c_str());
                pkgCache::PkgIterator const &Pkg) {
        if (ShowError == true)
                _error->Insert(ErrorType, _("Can't select installed nor candidate version from package '%s' as it has neither of them"), Pkg.FullName(true).c_str());


@@ -522,20 +663,27 @@ pkgCache::VerIterator CacheSetHelper::canNotFindInstalledVer(pkgCacheFile &Cache
 }
                                                                        /*}}}*/
 // showTaskSelection                                                   /*{{{*/
 }
                                                                        /*}}}*/
 // showTaskSelection                                                   /*{{{*/

-void CacheSetHelper::showTaskSelection(pkgCache::PkgIterator const &pkg,
-                                      std::string const &pattern) {
+APT_CONST void CacheSetHelper::showTaskSelection(pkgCache::PkgIterator const &/*pkg*/,
+                                      std::string const &/*pattern*/) {

 }
                                                                        /*}}}*/
 // showRegExSelection                                                  /*{{{*/
 }
                                                                        /*}}}*/
 // showRegExSelection                                                  /*{{{*/

-void CacheSetHelper::showRegExSelection(pkgCache::PkgIterator const &pkg,
-                                       std::string const &pattern) {
+APT_CONST void CacheSetHelper::showRegExSelection(pkgCache::PkgIterator const &/*pkg*/,
+                                       std::string const &/*pattern*/) {
+}
+                                                                       /*}}}*/
+#if (APT_PKG_MAJOR >= 4 && APT_PKG_MINOR >= 13)
+// showFnmatchSelection                                                        /*{{{*/
+APT_CONST void CacheSetHelper::showFnmatchSelection(pkgCache::PkgIterator const &pkg,
+                                          std::string const &pattern) {

 }
                                                                        /*}}}*/
 }
                                                                        /*}}}*/

+#endif

 // showSelectedVersion                                                 /*{{{*/
 // showSelectedVersion                                                 /*{{{*/

-void CacheSetHelper::showSelectedVersion(pkgCache::PkgIterator const &Pkg,
-                                        pkgCache::VerIterator const Ver,
-                                        std::string const &ver,
-                                        bool const verIsRel) {
+APT_CONST void CacheSetHelper::showSelectedVersion(pkgCache::PkgIterator const &/*Pkg*/,
+                                        pkgCache::VerIterator const /*Ver*/,
+                                        std::string const &/*ver*/,
+                                        bool const /*verIsRel*/) {

 }
                                                                        /*}}}*/
 }
 }
                                                                        /*}}}*/
 }