summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat
-rw-r--r--apt-pkg/contrib/fileutl.h6
-rw-r--r--apt-pkg/edsp.cc168
2 files changed, 90 insertions, 84 deletions
diff --git a/apt-pkg/contrib/fileutl.h b/apt-pkg/contrib/fileutl.h
index 13e9c610f..f33f7804b 100644
--- a/apt-pkg/contrib/fileutl.h
+++ b/apt-pkg/contrib/fileutl.h
@@ -23,9 +23,6 @@
#include <apt-pkg/macros.h>
#include <apt-pkg/aptconfiguration.h>
-#ifdef APT_PKG_EXPOSE_STRING_VIEW
-#include <apt-pkg/string_view.h>
-#endif
#include <string>
#include <vector>
@@ -92,9 +89,6 @@ class FileFd
char* ReadLine(char *To, unsigned long long const Size);
bool Flush();
bool Write(const void *From,unsigned long long Size);
-#ifdef APT_PKG_EXPOSE_STRING_VIEW
- APT_HIDDEN bool Write(APT::StringView From) { return Write(From.data(), From.size()); }
-#endif
bool static Write(int Fd, const void *From, unsigned long long Size);
bool Seek(unsigned long long To);
bool Skip(unsigned long long To);
diff --git a/apt-pkg/edsp.cc b/apt-pkg/edsp.cc
index abe68065c..9add554dd 100644
--- a/apt-pkg/edsp.cc
+++ b/apt-pkg/edsp.cc
@@ -39,7 +39,29 @@ const char * const DepMap[] = {"", "Depends", "Pre-Depends", "Suggests",
"Recommends" , "Conflicts", "Replaces",
"Obsoletes", "Breaks", "Enhances"};
-
+// WriteOkay - varaidic helper to easily Write to a FileFd /*{{{*/
+static bool WriteOkay_fn(FileFd &) { return true; }
+template<typename... Tail> static bool WriteOkay_fn(FileFd &output, APT::StringView data, Tail... more_data)
+{
+ return likely(output.Write(data.data(), data.length()) && WriteOkay_fn(output, more_data...));
+}
+template<typename... Tail> static bool WriteOkay_fn(FileFd &output, unsigned int data, Tail... more_data)
+{
+ std::string number;
+ strprintf(number, "%d", data);
+ return likely(output.Write(number.data(), number.length()) && WriteOkay_fn(output, more_data...));
+}
+template<typename... Data> static bool WriteOkay(bool &Okay, FileFd &output, Data&&... data)
+{
+ Okay = likely(Okay && WriteOkay_fn(output, std::forward<Data>(data)...));
+ return Okay;
+}
+template<typename... Data> static bool WriteOkay(FileFd &output, Data&&... data)
+{
+ bool Okay = likely(output.Failed() == false);
+ return WriteOkay(Okay, output, std::forward<Data>(data)...);
+}
+ /*}}}*/
// WriteScenarioVersion /*{{{*/
static void WriteScenarioVersion(pkgDepCache &Cache, FILE* output, pkgCache::PkgIterator const &Pkg,
pkgCache::VerIterator const &Ver)
@@ -90,31 +112,29 @@ static void WriteScenarioVersion(pkgDepCache &Cache, FILE* output, pkgCache::Pkg
static bool WriteScenarioVersion(pkgDepCache &Cache, FileFd &output, pkgCache::PkgIterator const &Pkg,
pkgCache::VerIterator const &Ver)
{
- bool Okay = output.Write("Package: ") && output.Write(Pkg.Name());
- Okay &= output.Write("\nSource: ") && output.Write(Ver.SourcePkgName());
- Okay &= output.Write("\nArchitecture: ") && output.Write(Ver.Arch());
- Okay &= output.Write("\nVersion: ") && output.Write(Ver.VerStr());
- Okay &= output.Write("\nSource-Version: ") && output.Write(Ver.SourceVerStr());
+ bool Okay = WriteOkay(output, "Package: ", Pkg.Name(),
+ "\nSource: ", Ver.SourcePkgName(),
+ "\nArchitecture: ", Ver.Arch(),
+ "\nVersion: ", Ver.VerStr(),
+ "\nSource-Version: ", Ver.SourceVerStr());
if (Pkg.CurrentVer() == Ver)
- Okay &= output.Write("\nInstalled: yes");
+ WriteOkay(Okay, output, "\nInstalled: yes");
if (Pkg->SelectedState == pkgCache::State::Hold ||
(Cache[Pkg].Keep() == true && Cache[Pkg].Protect() == true))
- Okay &= output.Write("\nHold: yes");
- std::string aptid;
- strprintf(aptid, "\nAPT-ID: %d", Ver->ID);
- Okay &= output.Write(aptid);
+ WriteOkay(Okay, output, "\nHold: yes");
+ WriteOkay(Okay, output, "\nAPT-ID: ", Ver->ID);
if (PrioMap[Ver->Priority] != nullptr)
- Okay &= output.Write("\nPriority: ") && output.Write(PrioMap[Ver->Priority]);
+ WriteOkay(Okay, output, "\nPriority: ", PrioMap[Ver->Priority]);
if ((Pkg->Flags & pkgCache::Flag::Essential) == pkgCache::Flag::Essential)
- Okay &= output.Write("\nEssential: yes");
+ WriteOkay(Okay, output, "\nEssential: yes");
if (Ver->Section != 0)
- Okay &= output.Write("\nSection: ") && output.Write(Ver.Section());
+ WriteOkay(Okay, output, "\nSection: ", Ver.Section());
if ((Ver->MultiArch & pkgCache::Version::Allowed) == pkgCache::Version::Allowed)
- Okay &= output.Write("\nMulti-Arch: allowed");
+ WriteOkay(Okay, output, "\nMulti-Arch: allowed");
else if ((Ver->MultiArch & pkgCache::Version::Foreign) == pkgCache::Version::Foreign)
- Okay &= output.Write("\nMulti-Arch: foreign");
+ WriteOkay(Okay, output, "\nMulti-Arch: foreign");
else if ((Ver->MultiArch & pkgCache::Version::Same) == pkgCache::Version::Same)
- Okay &= output.Write("\nMulti-Arch: same");
+ WriteOkay(Okay, output, "\nMulti-Arch: same");
std::set<string> Releases;
for (pkgCache::VerFileIterator I = Ver.FileList(); I.end() == false; ++I) {
pkgCache::PkgFileIterator File = I.File();
@@ -125,17 +145,15 @@ static bool WriteScenarioVersion(pkgDepCache &Cache, FileFd &output, pkgCache::P
}
}
if (!Releases.empty()) {
- Okay &= output.Write("\nAPT-Release:");
+ WriteOkay(Okay, output, "\nAPT-Release:");
for (std::set<string>::iterator R = Releases.begin(); R != Releases.end(); ++R)
- Okay &= output.Write("\n ") && output.Write(*R);
+ WriteOkay(Okay, output, "\n ", *R);
}
- std::string aptpin;
- strprintf(aptpin, "\nAPT-Pin: %d", Cache.GetPolicy().GetPriority(Ver));
- Okay &= output.Write(aptpin);
+ WriteOkay(Okay, output, "\nAPT-Pin: ", Cache.GetPolicy().GetPriority(Ver));
if (Cache.GetCandidateVersion(Pkg) == Ver)
- Okay &= output.Write("\nAPT-Candidate: yes");
+ WriteOkay(Okay, output, "\nAPT-Candidate: yes");
if ((Cache[Pkg].Flags & pkgCache::Flag::Auto) == pkgCache::Flag::Auto)
- Okay &= output.Write("\nAPT-Automatic: yes");
+ WriteOkay(Okay, output, "\nAPT-Automatic: yes");
return Okay;
}
/*}}}*/
@@ -199,10 +217,10 @@ static bool WriteScenarioDependency(FileFd &output, pkgCache::VerIterator const
else
orGroup = false;
}
- bool Okay = true;
+ bool Okay = output.Failed() == false;
for (int i = 1; i < pkgCache::Dep::Enhances + 1; ++i)
if (dependencies[i].empty() == false)
- Okay &= output.Write("\n") && output.Write(DepMap[i]) && output.Write(": ") && output.Write(dependencies[i]);
+ WriteOkay(Okay, output, "\n", DepMap[i], ": ", dependencies[i]);
string provides;
for (pkgCache::PrvIterator Prv = Ver.ProvidesList(); Prv.end() == false; ++Prv)
{
@@ -215,8 +233,8 @@ static bool WriteScenarioDependency(FileFd &output, pkgCache::VerIterator const
provides.append(" (= ").append(Prv.ProvideVersion()).append(")");
}
if (provides.empty() == false)
- Okay &= output.Write("\nProvides: ") && output.Write(provides);
- return Okay && output.Write("\n");
+ WriteOkay(Okay, output, "\nProvides: ", provides);
+ return WriteOkay(Okay, output, "\n");
}
/*}}}*/
// WriteScenarioLimitedDependency /*{{{*/
@@ -311,10 +329,10 @@ static bool WriteScenarioLimitedDependency(FileFd &output,
else
orGroup = false;
}
- bool Okay = true;
+ bool Okay = output.Failed() == false;
for (int i = 1; i < pkgCache::Dep::Enhances + 1; ++i)
if (dependencies[i].empty() == false)
- Okay &= output.Write("\n") && output.Write(DepMap[i]) && output.Write(": ") && output.Write(dependencies[i]);
+ WriteOkay(Okay, output, "\n", DepMap[i], ": ", dependencies[i]);
string provides;
for (pkgCache::PrvIterator Prv = Ver.ProvidesList(); Prv.end() == false; ++Prv)
{
@@ -329,8 +347,8 @@ static bool WriteScenarioLimitedDependency(FileFd &output,
provides.append(" (= ").append(Prv.ProvideVersion()).append(")");
}
if (provides.empty() == false)
- Okay &= output.Write("\nProvides: ") && output.Write(provides);
- return Okay && output.Write("\n");
+ WriteOkay(Okay, output, "\nProvides: ", provides);
+ return WriteOkay(Okay, output, "\n");
}
/*}}}*/
static bool SkipUnavailableVersions(pkgDepCache &Cache, pkgCache::PkgIterator const &Pkg, pkgCache::VerIterator const &Ver)/*{{{*/
@@ -381,20 +399,20 @@ bool EDSP::WriteScenario(pkgDepCache &Cache, FileFd &output, OpProgress *Progres
if (Progress != NULL)
Progress->SubProgress(Cache.Head().VersionCount, _("Send scenario to solver"));
unsigned long p = 0;
- bool Okay = true;
+ bool Okay = output.Failed() == false;
std::vector<std::string> archs = APT::Configuration::getArchitectures();
- for (pkgCache::PkgIterator Pkg = Cache.PkgBegin(); Pkg.end() == false; ++Pkg)
+ for (pkgCache::PkgIterator Pkg = Cache.PkgBegin(); Pkg.end() == false && likely(Okay); ++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)
+ for (pkgCache::VerIterator Ver = Pkg.VersionList(); Ver.end() == false && likely(Okay); ++Ver, ++p)
{
if (SkipUnavailableVersions(Cache, Pkg, Ver))
continue;
Okay &= WriteScenarioVersion(Cache, output, Pkg, Ver);
Okay &= WriteScenarioDependency(output, Ver);
- Okay &= output.Write("\n");
+ WriteOkay(Okay, output, "\n");
if (Progress != NULL && p % 100 == 0)
Progress->Progress(p);
}
@@ -432,15 +450,15 @@ bool EDSP::WriteLimitedScenario(pkgDepCache &Cache, FileFd &output,
if (Progress != NULL)
Progress->SubProgress(Cache.Head().VersionCount, _("Send scenario to solver"));
unsigned long p = 0;
- bool Okay = true;
- for (APT::PackageSet::const_iterator Pkg = pkgset.begin(); Pkg != pkgset.end(); ++Pkg, ++p)
- for (pkgCache::VerIterator Ver = Pkg.VersionList(); Ver.end() == false; ++Ver)
+ bool Okay = output.Failed() == false;
+ for (APT::PackageSet::const_iterator Pkg = pkgset.begin(); Pkg != pkgset.end() && likely(Okay); ++Pkg, ++p)
+ for (pkgCache::VerIterator Ver = Pkg.VersionList(); Ver.end() == false && likely(Okay); ++Ver)
{
if (SkipUnavailableVersions(Cache, Pkg, Ver))
continue;
Okay &= WriteScenarioVersion(Cache, output, Pkg, Ver);
Okay &= WriteScenarioLimitedDependency(output, Ver, pkgset);
- Okay &= output.Write("\n");
+ WriteOkay(Okay, output, "\n");
if (Progress != NULL && p % 100 == 0)
Progress->Progress(p);
}
@@ -527,33 +545,33 @@ bool EDSP::WriteRequest(pkgDepCache &Cache, FileFd &output, bool const Upgrade,
continue;
req->append(" ").append(Pkg.FullName());
}
- bool Okay = output.Write("Request: EDSP 0.5\n");
+ bool Okay = WriteOkay(output, "Request: EDSP 0.5\n");
const char *arch = _config->Find("APT::Architecture").c_str();
std::vector<string> archs = APT::Configuration::getArchitectures();
- Okay &= output.Write("Architecture: ") && output.Write(arch) && output.Write("\n");
- Okay &= output.Write("Architectures:");
+ WriteOkay(Okay, output, "Architecture: ", arch, "\n",
+ "Architectures:");
for (std::vector<string>::const_iterator a = archs.begin(); a != archs.end(); ++a)
- Okay &= output.Write(" ") && output.Write(*a);
- Okay &= output.Write("\n");
+ WriteOkay(Okay, output, " ", *a);
+ WriteOkay(Okay, output, "\n");
if (del.empty() == false)
- Okay &= output.Write("Remove:") && output.Write(del) && output.Write("\n");
+ WriteOkay(Okay, output, "Remove:", del, "\n");
if (inst.empty() == false)
- Okay &= output.Write("Install:") && output.Write(inst) && output.Write("\n");
+ WriteOkay(Okay, output, "Install:", inst, "\n");
if (Upgrade == true)
- Okay &= output.Write("Upgrade: yes\n");
+ WriteOkay(Okay, output, "Upgrade: yes\n");
if (DistUpgrade == true)
- Okay &= output.Write("Dist-Upgrade: yes\n");
+ WriteOkay(Okay, output, "Dist-Upgrade: yes\n");
if (AutoRemove == true)
- Okay &= output.Write("Autoremove: yes\n");
+ WriteOkay(Okay, output, "Autoremove: yes\n");
if (_config->FindB("APT::Solver::Strict-Pinning", true) == false)
- Okay &= output.Write("Strict-Pinning: no\n");
+ WriteOkay(Okay, output, "Strict-Pinning: no\n");
string solverpref("APT::Solver::");
solverpref.append(_config->Find("APT::Solver", "internal")).append("::Preferences");
if (_config->Exists(solverpref) == true)
- Okay &= output.Write("Preferences: ") && output.Write(_config->Find(solverpref,"")) && output.Write("\n");
- return Okay && output.Write("\n");
+ WriteOkay(Okay, output, "Preferences: ", _config->Find(solverpref,""), "\n");
+ return WriteOkay(Okay, output, "\n");
}
/*}}}*/
// EDSP::ReadResponse - from the given file descriptor /*{{{*/
@@ -822,34 +840,30 @@ bool EDSP::WriteSolution(pkgDepCache &Cache, FILE* output)
bool EDSP::WriteSolution(pkgDepCache &Cache, FileFd &output)
{
bool const Debug = _config->FindB("Debug::EDSP::WriteSolution", false);
- bool Okay = true;
- for (pkgCache::PkgIterator Pkg = Cache.PkgBegin(); Pkg.end() == false; ++Pkg)
+ bool Okay = output.Failed() == false;
+ for (pkgCache::PkgIterator Pkg = Cache.PkgBegin(); Pkg.end() == false && likely(Okay); ++Pkg)
{
std::string action;
if (Cache[Pkg].Delete() == true)
- strprintf(action, "Remove: %d\n", Pkg.CurrentVer()->ID);
+ WriteOkay(Okay, output, "Remove: ", Pkg.CurrentVer()->ID, "\n");
else if (Cache[Pkg].NewInstall() == true || Cache[Pkg].Upgrade() == true)
- strprintf(action, "Install: %d\n", Cache.GetCandidateVersion(Pkg)->ID);
+ WriteOkay(Okay, output, "Install: ", Cache.GetCandidateVersion(Pkg)->ID, "\n");
else if (Cache[Pkg].Garbage == true)
- strprintf(action, "Autoremove: %d\n", Pkg.CurrentVer()->ID);
+ WriteOkay(Okay, output, "Autoremove: ", Pkg.CurrentVer()->ID, "\n");
else
continue;
- Okay &= output.Write(action);
-
if (Debug)
{
- Okay &= output.Write("Package: ") && output.Write(Pkg.FullName()) && output.Write("\nVersion: ");
+ WriteOkay(Okay, output, "Package: ", Pkg.FullName(), "\nVersion: ");
if (Cache[Pkg].Delete() == true || Cache[Pkg].Garbage == true)
- Okay &= output.Write(Pkg.CurrentVer().VerStr());
+ WriteOkay(Okay, output, Pkg.CurrentVer().VerStr(), "\n\n");
else
- Okay &= output.Write(Cache.GetCandidateVersion(Pkg).VerStr());
- Okay &= output.Write("\n\n");
+ WriteOkay(Okay, output, Cache.GetCandidateVersion(Pkg).VerStr(), "\n\n");
}
else
- Okay &= output.Write("\n");
+ WriteOkay(Okay, output, "\n");
}
-
return Okay;
}
/*}}}*/
@@ -862,12 +876,9 @@ bool EDSP::WriteProgress(unsigned short const percent, const char* const message
return true;
}
bool EDSP::WriteProgress(unsigned short const percent, const char* const message, FileFd &output) {
- std::string strpercent;
- strprintf(strpercent, "Percentage: %d\n", percent);
- return output.Write("Progress: ") && output.Write(TimeRFC1123(time(NULL))) && output.Write("\n") &&
- output.Write(strpercent) && output.Write("Message: ") && output.Write(message) && output.Write("\n\n") &&
- output.Flush();
-
+ return WriteOkay(output, "Progress: ", TimeRFC1123(time(NULL)), "\n",
+ "Percentage: ", percent, "\n",
+ "Message: ", message, "\n\n") && output.Flush();
}
/*}}}*/
// EDSP::WriteError - format an error message to be send to file descriptor /*{{{*/
@@ -877,9 +888,9 @@ bool EDSP::WriteError(char const * const uuid, std::string const &message, FILE*
return true;
}
bool EDSP::WriteError(char const * const uuid, std::string const &message, FileFd &output) {
- return output.Write("Error: ") && output.Write(uuid) && output.Write("\n") &&
- output.Write("Message: ") && output.Write(SubstVar(SubstVar(message, "\n\n", "\n.\n"), "\n", "\n ")) &&
- output.Write("\n\n");
+ return WriteOkay(output, "Error: ", uuid, "\n",
+ "Message: ", SubstVar(SubstVar(message, "\n\n", "\n.\n"), "\n", "\n "),
+ "\n\n");
}
/*}}}*/
// EDSP::ExecuteSolver - fork requested solver and setup ipc pipes {{{*/
@@ -949,17 +960,18 @@ bool EDSP::ResolveExternal(const char* const solver, pkgDepCache &Cache,
if (output.OpenDescriptor(solver_in, FileFd::WriteOnly | FileFd::BufferedWrite, true) == false)
return _error->Errno("ResolveExternal", "Opening solver %s stdin on fd %d for writing failed", solver, solver_in);
+ bool Okay = output.Failed() == false;
if (Progress != NULL)
Progress->OverallProgress(0, 100, 5, _("Execute external solver"));
- EDSP::WriteRequest(Cache, output, upgrade, distUpgrade, autoRemove, Progress);
+ Okay &= EDSP::WriteRequest(Cache, output, upgrade, distUpgrade, autoRemove, Progress);
if (Progress != NULL)
Progress->OverallProgress(5, 100, 20, _("Execute external solver"));
- EDSP::WriteScenario(Cache, output, Progress);
+ Okay &= EDSP::WriteScenario(Cache, output, Progress);
output.Close();
if (Progress != NULL)
Progress->OverallProgress(25, 100, 75, _("Execute external solver"));
- if (EDSP::ReadResponse(solver_out, Cache, Progress) == false)
+ if (Okay && EDSP::ReadResponse(solver_out, Cache, Progress) == false)
return false;
return ExecWait(solver_pid, solver);
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-12 18:15:48 +0000