X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/472ff00ef2e48383805d281c6364ec27839e3f4d..8d0d92558c00d1825e413ce67be51a46a5c18aea:/apt-pkg/edsp.cc

diff --git a/apt-pkg/edsp.cc b/apt-pkg/edsp.cc
index 137398100..59e8e7ab4 100644
--- a/apt-pkg/edsp.cc
+++ b/apt-pkg/edsp.cc
@@ -7,19 +7,24 @@
 // Include Files							/*{{{*/
 #include <config.h>
 
-#include <apt-pkg/edsp.h>
 #include <apt-pkg/error.h>
 #include <apt-pkg/cacheset.h>
-#include <apt-pkg/configuration.h>
-#include <apt-pkg/version.h>
-#include <apt-pkg/policy.h>
-#include <apt-pkg/tagfile.h>
-#include <apt-pkg/fileutl.h>
+#include <apt-pkg/depcache.h>
+#include <apt-pkg/pkgcache.h>
+#include <apt-pkg/cacheiterators.h>
 #include <apt-pkg/progress.h>
+#include <apt-pkg/fileutl.h>
+#include <apt-pkg/edsp.h>
+#include <apt-pkg/tagfile.h>
+#include <apt-pkg/strutl.h>
 
-#include <limits>
+#include <ctype.h>
+#include <stddef.h>
+#include <string.h>
+#include <unistd.h>
 #include <stdio.h>
-
+#include <iostream>
+#include <limits>
 #include <string>
 
 #include <apti18n.h>
@@ -28,59 +33,22 @@
 using std::string;
 
 // we could use pkgCache::DepType and ::Priority, but these would be localized strings…
-const char * const EDSP::PrioMap[] = {0, "important", "required", "standard",
+const char * const PrioMap[] = {0, "important", "required", "standard",
 				      "optional", "extra"};
-const char * const EDSP::DepMap[] = {"", "Depends", "Pre-Depends", "Suggests",
+const char * const DepMap[] = {"", "Depends", "Pre-Depends", "Suggests",
 				     "Recommends" , "Conflicts", "Replaces",
 				     "Obsoletes", "Breaks", "Enhances"};
 
-// EDSP::WriteScenario - to the given file descriptor			/*{{{*/
-bool EDSP::WriteScenario(pkgDepCache &Cache, FILE* output, OpProgress *Progress)
-{
-   if (Progress != NULL)
-      Progress->SubProgress(Cache.Head().VersionCount, _("Send scenario to solver"));
-   unsigned long p = 0;
-   for (pkgCache::PkgIterator Pkg = Cache.PkgBegin(); Pkg.end() == false; ++Pkg)
-      for (pkgCache::VerIterator Ver = Pkg.VersionList(); Ver.end() == false; ++Ver, ++p)
-      {
-	 WriteScenarioVersion(Cache, output, Pkg, Ver);
-	 WriteScenarioDependency(Cache, output, Pkg, Ver);
-	 fprintf(output, "\n");
-	 if (Progress != NULL && p % 100 == 0)
-	    Progress->Progress(p);
-      }
-   return true;
-}
-									/*}}}*/
-// EDSP::WriteLimitedScenario - to the given file descriptor		/*{{{*/
-bool EDSP::WriteLimitedScenario(pkgDepCache &Cache, FILE* output,
-				APT::PackageSet const &pkgset,
-				OpProgress *Progress)
-{
-   if (Progress != NULL)
-      Progress->SubProgress(Cache.Head().VersionCount, _("Send scenario to solver"));
-   unsigned long p  = 0;
-   for (APT::PackageSet::const_iterator Pkg = pkgset.begin(); Pkg != pkgset.end(); ++Pkg, ++p)
-      for (pkgCache::VerIterator Ver = Pkg.VersionList(); Ver.end() == false; ++Ver)
-      {
-	 WriteScenarioVersion(Cache, output, Pkg, Ver);
-	 WriteScenarioLimitedDependency(Cache, output, Pkg, Ver, pkgset);
-	 fprintf(output, "\n");
-	 if (Progress != NULL && p % 100 == 0)
-	    Progress->Progress(p);
-      }
-   if (Progress != NULL)
-      Progress->Done();
-   return true;
-}
-									/*}}}*/
-// EDSP::WriteScenarioVersion						/*{{{*/
-void EDSP::WriteScenarioVersion(pkgDepCache &Cache, FILE* output, pkgCache::PkgIterator const &Pkg,
+
+// WriteScenarioVersion							/*{{{*/
+static void WriteScenarioVersion(pkgDepCache &Cache, FILE* output, pkgCache::PkgIterator const &Pkg,
 				pkgCache::VerIterator const &Ver)
 {
    fprintf(output, "Package: %s\n", Pkg.Name());
+   fprintf(output, "Source: %s\n", Ver.SourcePkgName());
    fprintf(output, "Architecture: %s\n", Ver.Arch());
    fprintf(output, "Version: %s\n", Ver.VerStr());
+   fprintf(output, "Source-Version: %s\n", Ver.SourceVerStr());
    if (Pkg.CurrentVer() == Ver)
       fprintf(output, "Installed: yes\n");
    if (Pkg->SelectedState == pkgCache::State::Hold ||
@@ -98,28 +66,38 @@ void EDSP::WriteScenarioVersion(pkgDepCache &Cache, FILE* output, pkgCache::PkgI
    else if ((Ver->MultiArch & pkgCache::Version::Same) == pkgCache::Version::Same)
       fprintf(output, "Multi-Arch: same\n");
    signed short Pin = std::numeric_limits<signed short>::min();
-   for (pkgCache::VerFileIterator File = Ver.FileList(); File.end() == false; ++File) {
-      signed short const p = Cache.GetPolicy().GetPriority(File.File());
+   std::set<string> Releases;
+   for (pkgCache::VerFileIterator I = Ver.FileList(); I.end() == false; ++I) {
+      pkgCache::PkgFileIterator File = I.File();
+      signed short const p = Cache.GetPolicy().GetPriority(File);
       if (Pin < p)
 	 Pin = p;
+      if (File.Flagged(pkgCache::Flag::NotSource) == false) {
+	 string Release = File.RelStr();
+	 if (!Release.empty())
+	    Releases.insert(Release);
+      }
+   }
+   if (!Releases.empty()) {
+       fprintf(output, "APT-Release:\n");
+       for (std::set<string>::iterator R = Releases.begin(); R != Releases.end(); ++R)
+	   fprintf(output, " %s\n", R->c_str());
    }
    fprintf(output, "APT-Pin: %d\n", Pin);
-   if (Cache.GetCandidateVer(Pkg) == Ver)
+   if (Cache.GetCandidateVersion(Pkg) == Ver)
       fprintf(output, "APT-Candidate: yes\n");
    if ((Cache[Pkg].Flags & pkgCache::Flag::Auto) == pkgCache::Flag::Auto)
       fprintf(output, "APT-Automatic: yes\n");
 }
 									/*}}}*/
-// EDSP::WriteScenarioDependency					/*{{{*/
-void EDSP::WriteScenarioDependency(pkgDepCache &Cache, FILE* output, pkgCache::PkgIterator const &Pkg,
-				pkgCache::VerIterator const &Ver)
+// WriteScenarioDependency						/*{{{*/
+static void WriteScenarioDependency( FILE* output, pkgCache::VerIterator const &Ver)
 {
    std::string dependencies[pkgCache::Dep::Enhances + 1];
    bool orGroup = false;
    for (pkgCache::DepIterator Dep = Ver.DependsList(); Dep.end() == false; ++Dep)
    {
-      // Ignore implicit dependencies for multiarch here
-      if (strcmp(Pkg.Arch(), Dep.TargetPkg().Arch()) != 0)
+      if (Dep.IsImplicit() == true)
 	 continue;
       if (orGroup == false)
 	 dependencies[Dep->Type].append(", ");
@@ -140,18 +118,18 @@ void EDSP::WriteScenarioDependency(pkgDepCache &Cache, FILE* output, pkgCache::P
    string provides;
    for (pkgCache::PrvIterator Prv = Ver.ProvidesList(); Prv.end() == false; ++Prv)
    {
-      // Ignore implicit provides for multiarch here
-      if (strcmp(Pkg.Arch(), Prv.ParentPkg().Arch()) != 0 || strcmp(Pkg.Name(),Prv.Name()) == 0)
+      if (Prv.IsMultiArchImplicit() == true)
 	 continue;
       provides.append(", ").append(Prv.Name());
+      if (Prv->ProvideVersion != 0)
+	 provides.append(" (= ").append(Prv.ProvideVersion()).append(")");
    }
    if (provides.empty() == false)
       fprintf(output, "Provides: %s\n", provides.c_str()+2);
 }
 									/*}}}*/
-// EDSP::WriteScenarioLimitedDependency					/*{{{*/
-void EDSP::WriteScenarioLimitedDependency(pkgDepCache &Cache, FILE* output,
-					  pkgCache::PkgIterator const &Pkg,
+// WriteScenarioLimitedDependency					/*{{{*/
+static void WriteScenarioLimitedDependency(FILE* output,
 					  pkgCache::VerIterator const &Ver,
 					  APT::PackageSet const &pkgset)
 {
@@ -159,8 +137,7 @@ void EDSP::WriteScenarioLimitedDependency(pkgDepCache &Cache, FILE* output,
    bool orGroup = false;
    for (pkgCache::DepIterator Dep = Ver.DependsList(); Dep.end() == false; ++Dep)
    {
-      // Ignore implicit dependencies for multiarch here
-      if (strcmp(Pkg.Arch(), Dep.TargetPkg().Arch()) != 0)
+      if (Dep.IsImplicit() == true)
 	 continue;
       if (orGroup == false)
       {
@@ -193,8 +170,7 @@ void EDSP::WriteScenarioLimitedDependency(pkgDepCache &Cache, FILE* output,
    string provides;
    for (pkgCache::PrvIterator Prv = Ver.ProvidesList(); Prv.end() == false; ++Prv)
    {
-      // Ignore implicit provides for multiarch here
-      if (strcmp(Pkg.Arch(), Prv.ParentPkg().Arch()) != 0 || strcmp(Pkg.Name(),Prv.Name()) == 0)
+      if (Prv.IsMultiArchImplicit() == true)
 	 continue;
       if (pkgset.find(Prv.ParentPkg()) == pkgset.end())
 	 continue;
@@ -204,6 +180,52 @@ void EDSP::WriteScenarioLimitedDependency(pkgDepCache &Cache, FILE* output,
       fprintf(output, "Provides: %s\n", provides.c_str()+2);
 }
 									/*}}}*/
+// EDSP::WriteScenario - to the given file descriptor			/*{{{*/
+bool EDSP::WriteScenario(pkgDepCache &Cache, FILE* output, OpProgress *Progress)
+{
+   if (Progress != NULL)
+      Progress->SubProgress(Cache.Head().VersionCount, _("Send scenario to solver"));
+   unsigned long p = 0;
+   std::vector<std::string> archs = APT::Configuration::getArchitectures();
+   for (pkgCache::PkgIterator Pkg = Cache.PkgBegin(); Pkg.end() == false; ++Pkg)
+   {
+      std::string const arch = Pkg.Arch();
+      if (std::find(archs.begin(), archs.end(), arch) == archs.end())
+	 continue;
+      for (pkgCache::VerIterator Ver = Pkg.VersionList(); Ver.end() == false; ++Ver, ++p)
+      {
+	 WriteScenarioVersion(Cache, output, Pkg, Ver);
+	 WriteScenarioDependency(output, Ver);
+	 fprintf(output, "\n");
+	 if (Progress != NULL && p % 100 == 0)
+	    Progress->Progress(p);
+      }
+   }
+   return true;
+}
+									/*}}}*/
+// EDSP::WriteLimitedScenario - to the given file descriptor		/*{{{*/
+bool EDSP::WriteLimitedScenario(pkgDepCache &Cache, FILE* output,
+				APT::PackageSet const &pkgset,
+				OpProgress *Progress)
+{
+   if (Progress != NULL)
+      Progress->SubProgress(Cache.Head().VersionCount, _("Send scenario to solver"));
+   unsigned long p  = 0;
+   for (APT::PackageSet::const_iterator Pkg = pkgset.begin(); Pkg != pkgset.end(); ++Pkg, ++p)
+      for (pkgCache::VerIterator Ver = Pkg.VersionList(); Ver.end() == false; ++Ver)
+      {
+	 WriteScenarioVersion(Cache, output, Pkg, Ver);
+	 WriteScenarioLimitedDependency(output, Ver, pkgset);
+	 fprintf(output, "\n");
+	 if (Progress != NULL && p % 100 == 0)
+	    Progress->Progress(p);
+      }
+   if (Progress != NULL)
+      Progress->Done();
+   return true;
+}
+									/*}}}*/
 // EDSP::WriteRequest - to the given file descriptor			/*{{{*/
 bool EDSP::WriteRequest(pkgDepCache &Cache, FILE* output, bool const Upgrade,
 			bool const DistUpgrade, bool const AutoRemove,
@@ -218,15 +240,26 @@ bool EDSP::WriteRequest(pkgDepCache &Cache, FILE* output, bool const Upgrade,
       if (Progress != NULL && p % 100 == 0)
          Progress->Progress(p);
       string* req;
-      if (Cache[Pkg].Delete() == true)
+      pkgDepCache::StateCache &P = Cache[Pkg];
+      if (P.Delete() == true)
 	 req = &del;
-      else if (Cache[Pkg].NewInstall() == true || Cache[Pkg].Upgrade() == true)
+      else if (P.NewInstall() == true || P.Upgrade() == true || P.ReInstall() == true ||
+	       (P.Mode == pkgDepCache::ModeKeep && (P.iFlags & pkgDepCache::Protected) == pkgDepCache::Protected))
 	 req = &inst;
       else
 	 continue;
       req->append(" ").append(Pkg.FullName());
    }
-   fprintf(output, "Request: EDSP 0.4\n");
+   fprintf(output, "Request: EDSP 0.5\n");
+
+   const char *arch = _config->Find("APT::Architecture").c_str();
+   std::vector<string> archs = APT::Configuration::getArchitectures();
+   fprintf(output, "Architecture: %s\n", arch);
+   fprintf(output, "Architectures:");
+   for (std::vector<string>::const_iterator a = archs.begin(); a != archs.end(); ++a)
+       fprintf(output, " %s", a->c_str());
+   fprintf(output, "\n");
+
    if (del.empty() == false)
       fprintf(output, "Remove: %s\n", del.c_str()+1);
    if (inst.empty() == false)
@@ -286,7 +319,7 @@ bool EDSP::ReadResponse(int const input, pkgDepCache &Cache, OpProgress *Progres
 			std::string msg = SubstVar(SubstVar(section.FindS("Message"), "\n .\n", "\n\n"), "\n ", "\n");
 			if (msg.empty() == true) {
 				msg = _("External solver failed without a proper error message");
-				_error->Error(msg.c_str());
+				_error->Error("%s", msg.c_str());
 			} else
 				_error->Error("External solver failed with: %s", msg.substr(0,msg.find('\n')).c_str());
 			if (Progress != NULL)
@@ -312,7 +345,11 @@ bool EDSP::ReadResponse(int const input, pkgDepCache &Cache, OpProgress *Progres
 		pkgCache::VerIterator Ver(Cache.GetCache(), Cache.GetCache().VerP + VerIdx[id]);
 		Cache.SetCandidateVersion(Ver);
 		if (type == "Install")
-			Cache.MarkInstall(Ver.ParentPkg(), false, 0, false);
+		{
+			pkgCache::PkgIterator const P = Ver.ParentPkg();
+			if (Cache[P].Mode != pkgDepCache::ModeInstall)
+				Cache.MarkInstall(P, false, 0, false);
+		}
 		else if (type == "Remove")
 			Cache.MarkDelete(Ver.ParentPkg(), false);
 		else if (type == "Autoremove") {
@@ -323,13 +360,13 @@ bool EDSP::ReadResponse(int const input, pkgDepCache &Cache, OpProgress *Progres
 	return true;
 }
 									/*}}}*/
-// EDSP::ReadLine - first line from the given file descriptor		/*{{{*/
+// ReadLine - first line from the given file descriptor			/*{{{*/
 // ---------------------------------------------------------------------
 /* Little helper method to read a complete line into a string. Similar to
    fgets but we need to use the low-level read() here as otherwise the
    listparser will be confused later on as mixing of fgets and read isn't
    a supported action according to the manpages and results are undefined */
-bool EDSP::ReadLine(int const input, std::string &line) {
+static bool ReadLine(int const input, std::string &line) {
 	char one;
 	ssize_t data = 0;
 	line.erase();
@@ -348,11 +385,11 @@ bool EDSP::ReadLine(int const input, std::string &line) {
 	return false;
 }
 									/*}}}*/
-// EDSP::StringToBool - convert yes/no to bool				/*{{{*/
+// StringToBool - convert yes/no to bool				/*{{{*/
 // ---------------------------------------------------------------------
 /* we are not as lazy as we are in the global StringToBool as we really
    only accept yes/no here - but we will ignore leading spaces */
-bool EDSP::StringToBool(char const *answer, bool const defValue) {
+static bool StringToBool(char const *answer, bool const defValue) {
    for (; isspace(*answer) != 0; ++answer);
    if (strncasecmp(answer, "yes", 3) == 0)
       return true;
@@ -401,11 +438,18 @@ bool EDSP::ReadRequest(int const input, std::list<std::string> &install,
 	    request = &remove;
 	 }
 	 else if (line.compare(0, 8, "Upgrade:") == 0)
-	    upgrade = EDSP::StringToBool(line.c_str() + 9, false);
+	    upgrade = StringToBool(line.c_str() + 9, false);
 	 else if (line.compare(0, 13, "Dist-Upgrade:") == 0)
-	    distUpgrade = EDSP::StringToBool(line.c_str() + 14, false);
+	    distUpgrade = StringToBool(line.c_str() + 14, false);
 	 else if (line.compare(0, 11, "Autoremove:") == 0)
-	    autoRemove = EDSP::StringToBool(line.c_str() + 12, false);
+	    autoRemove = StringToBool(line.c_str() + 12, false);
+	 else if (line.compare(0, 13, "Architecture:") == 0)
+	    _config->Set("APT::Architecture", line.c_str() + 14);
+	 else if (line.compare(0, 14, "Architectures:") == 0)
+	 {
+	    std::string const archs = line.c_str() + 15;
+	    _config->Set("APT::Architectures", SubstVar(archs, " ", ","));
+	 }
 	 else
 	    _error->Warning("Unknown line in EDSP Request stanza: %s", line.c_str());
 
@@ -468,16 +512,16 @@ bool EDSP::WriteSolution(pkgDepCache &Cache, FILE* output)
       }
       else if (Cache[Pkg].NewInstall() == true || Cache[Pkg].Upgrade() == true)
       {
-	 fprintf(output, "Install: %d\n", Cache.GetCandidateVer(Pkg)->ID);
+	 pkgCache::VerIterator const CandVer = Cache.GetCandidateVersion(Pkg);
+	 fprintf(output, "Install: %d\n", CandVer->ID);
 	 if (Debug == true)
-	    fprintf(output, "Package: %s\nVersion: %s\n", Pkg.FullName().c_str(), Cache.GetCandidateVer(Pkg).VerStr());
+	    fprintf(output, "Package: %s\nVersion: %s\n", Pkg.FullName().c_str(), CandVer.VerStr());
       }
       else if (Cache[Pkg].Garbage == true)
       {
 	 fprintf(output, "Autoremove: %d\n", Pkg.CurrentVer()->ID);
 	 if (Debug == true)
 	    fprintf(output, "Package: %s\nVersion: %s\n", Pkg.FullName().c_str(), Pkg.CurrentVer().VerStr());
-	    fprintf(stderr, "Autoremove: %s\nVersion: %s\n", Pkg.FullName().c_str(), Pkg.CurrentVer().VerStr());
       }
       else
 	 continue;
@@ -504,7 +548,7 @@ bool EDSP::WriteError(char const * const uuid, std::string const &message, FILE*
 }
 									/*}}}*/
 // EDSP::ExecuteSolver - fork requested solver and setup ipc pipes	{{{*/
-bool EDSP::ExecuteSolver(const char* const solver, int *solver_in, int *solver_out) {
+pid_t EDSP::ExecuteSolver(const char* const solver, int * const solver_in, int * const solver_out, bool) {
 	std::vector<std::string> const solverDirs = _config->FindVector("Dir::Bin::Solvers");
 	std::string file;
 	for (std::vector<std::string>::const_iterator dir = solverDirs.begin();
@@ -516,10 +560,16 @@ bool EDSP::ExecuteSolver(const char* const solver, int *solver_in, int *solver_o
 	}
 
 	if (file.empty() == true)
-		return _error->Error("Can't call external solver '%s' as it is not in a configured directory!", solver);
+	{
+		_error->Error("Can't call external solver '%s' as it is not in a configured directory!", solver);
+		return 0;
+	}
 	int external[4] = {-1, -1, -1, -1};
 	if (pipe(external) != 0 || pipe(external + 2) != 0)
-		return _error->Errno("Resolve", "Can't create needed IPC pipes for EDSP");
+	{
+		_error->Errno("Resolve", "Can't create needed IPC pipes for EDSP");
+		return 0;
+	}
 	for (int i = 0; i < 4; ++i)
 		SetCloseExec(external[i], true);
 
@@ -536,11 +586,19 @@ bool EDSP::ExecuteSolver(const char* const solver, int *solver_in, int *solver_o
 	close(external[3]);
 
 	if (WaitFd(external[1], true, 5) == false)
-		return _error->Errno("Resolve", "Timed out while Waiting on availability of solver stdin");
+	{
+		_error->Errno("Resolve", "Timed out while Waiting on availability of solver stdin");
+		return 0;
+	}
 
 	*solver_in = external[1];
 	*solver_out = external[2];
-	return true;
+	return Solver;
+}
+bool EDSP::ExecuteSolver(const char* const solver, int *solver_in, int *solver_out) {
+   if (ExecuteSolver(solver, solver_in, solver_out, true) == 0)
+      return false;
+   return true;
 }
 									/*}}}*/
 // EDSP::ResolveExternal - resolve problems by asking external for help	{{{*/
@@ -548,7 +606,8 @@ bool EDSP::ResolveExternal(const char* const solver, pkgDepCache &Cache,
 			 bool const upgrade, bool const distUpgrade,
 			 bool const autoRemove, OpProgress *Progress) {
 	int solver_in, solver_out;
-	if (EDSP::ExecuteSolver(solver, &solver_in, &solver_out) == false)
+	pid_t const solver_pid = EDSP::ExecuteSolver(solver, &solver_in, &solver_out, true);
+	if (solver_pid == 0)
 		return false;
 
 	FILE* output = fdopen(solver_in, "w");
@@ -568,6 +627,6 @@ bool EDSP::ResolveExternal(const char* const solver, pkgDepCache &Cache,
 	if (EDSP::ReadResponse(solver_out, Cache, Progress) == false)
 		return false;
 
-	return true;
+	return ExecWait(solver_pid, solver);
 }
 									/*}}}*/