JobCModuleRegistry Class Reference

#include <JobCModuleRegistry.h>

List of all members.

Public Member Functions
	~JobCModuleRegistry ()
void	Register (JobCModuleProxy *jobcModuleProxy)
JobCModuleProxy *	LookUp (const char *name, bool loadlibs=true)
Static Public Member Functions
JobCModuleRegistry &	Instance ()
Private Member Functions
	JobCModuleRegistry ()
	JobCModuleRegistry (JobCModuleRegistry &)
JobCModuleRegistry &	operator= (const JobCModuleRegistry &)
int	BuildModToLibMap ()
int	CheckLibMap (const std::string &mod)
Private Attributes
std::list< JobCModuleProxy * >	fModuleTable
std::map< std::string, std::string >	fModLibMap
Static Private Attributes
JobCModuleRegistry *	fInstance = 0
Friends
struct	Cleaner
std::ostream &	operator<< (std::ostream &os, const JobCModuleRegistry &jcr)

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Constructor & Destructor Documentation

JobCModuleRegistry::~JobCModuleRegistry (   )

Definition at line 37 of file JobCModuleRegistry.cxx. {}

JobCModuleRegistry::JobCModuleRegistry (   )  [private]

Definition at line 93 of file JobCModuleRegistry.cxx. References BuildModToLibMap(), MsgService::GetStream(), MsgService::Instance(), and MsgStream::SetLogLevel(). { #ifdef DEBUG_JOBC #include <MessageService/MsgStream.h> // Setting this debug level at run time is too late in this case... MsgService::Instance()->GetStream("JobC")->SetLogLevel(Msg::kVerbose); #endif this->BuildModToLibMap(); }

JobCModuleRegistry::JobCModuleRegistry (  JobCModuleRegistry &   )  [inline, private]

Definition at line 53 of file JobCModuleRegistry.h. { abort(); }

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Member Function Documentation

int JobCModuleRegistry::BuildModToLibMap (   )  [private]

Definition at line 117 of file JobCModuleRegistry.cxx. References fModLibMap, len, and MSG. Referenced by JobCModuleRegistry(). { //====================================================================== // Poke around looking for a "jobmodules.txt" file and use it to build // the map of which libraries provide which modules //====================================================================== // Try to find a jobmodules file which lists which libraries provide // which modules FILE* fp = 0; // First try in the private release const char* tmp = getenv("SRT_PRIVATE_CONTEXT"); if (!tmp) return 0; std::string modfile = tmp; modfile += "/tmp/jobmodules.txt"; if ( (fp=fopen(modfile.c_str(),"r"))==0 ) { // Next, try the public release tmp = getenv("SRT_PUBLIC_CONTEXT"); if (!tmp) return 0; std::string modfile = tmp; modfile += "/tmp/jobmodules.txt"; if ( (fp=fopen(modfile.c_str(),"r"))==0 ) { // Finally try in /tmp modfile = "/tmp/jobmodules.txt"; if ( (fp=fopen(modfile.c_str(),"r"))==0 ) { // Give up... return 0; } } } // To get here fp must be valid std::string lib = ""; char buff[256]; while (fgets(buff,255,fp)) { if (buff[0]=='#') continue; // Get rid of leading and training white space const char* b = buff; for (; *b==' ' && *b!='\0'; ++b); int len = strlen(buff)-1; for (; len>0 && (buff[len]==' '||buff[len]=='\n'); --len); buff[len+1] = '\0'; // Figure out if entry is library or module len = strlen(b); if (len<2) continue; const char* tag = b + len - 3; if (strncmp(b,"lib",3)==0 && strncmp(tag, ".so",3)==0) { lib = b; } else { std::string module = b; if (fModLibMap[module]=="") { fModLibMap[module] = lib; } else { if (!(fModLibMap[module] == lib)) { MSG("JobC",Msg::kWarning) << "Duplicate entry: " << module << "->" << fModLibMap[module] << "," << module << "->" << lib << "." << std::endl; } } } } fclose(fp); return 1; }

int JobCModuleRegistry::CheckLibMap (  const std::string &  mod  )  [private]

Definition at line 190 of file JobCModuleRegistry.cxx. References fModLibMap, gSystem(), and MSG. Referenced by LookUp(). { std::string lib = fModLibMap[module]; if (lib=="") { MSG("JobC",Msg::kWarning) << "\n" << "Unable to find module '"<<module<<"' in job module list.\n" << "Consider regenerating list with 'makemodulemap' command or\n" << "edit the $SRT_PRIVATE_CONTEXT/tmp/jobmodules.txt file by hand.\n"; return 0; } if (gSystem) { if (gSystem->Load(lib.c_str())==0) { // Loaded OK, we can remove entries pointing at this library std::map<std::string,std::string>::iterator itr(fModLibMap.begin()); std::map<std::string,std::string>::iterator itrEnd(fModLibMap.end()); for (;itr!=itrEnd;++itr) { if (itr->first == lib) fModLibMap.erase(itr); } return 1; } } return 0; }

JobCModuleRegistry & JobCModuleRegistry::Instance (   )  [static]

Definition at line 105 of file JobCModuleRegistry.cxx. References JobCModuleRegistry::Cleaner::ClassIsUsed(), and fInstance. Referenced by JobCPath::GetModule(), JobController::Help(), JobCDisplayModule::Start(), and JobCInput::Use(). { static JobCModuleRegistry::Cleaner c; // end-of-run clean up if (fInstance==0) { c.ClassIsUsed(); // Keeps compiler's quite if I "use" this object fInstance = new JobCModuleRegistry; } return *fInstance; }

JobCModuleProxy * JobCModuleRegistry::LookUp (  const char *  name, bool  loadlibs = true )

Definition at line 73 of file JobCModuleRegistry.cxx. References CheckLibMap(), and fModuleTable. Referenced by JobCPath::GetModule(), JobController::Help(), Register(), JobCDisplayModule::Start(), and JobCInput::Use(). { // Check if its in table list<JobCModuleProxy*>::iterator itrModuleTable; for (itrModuleTable = fModuleTable.begin(); itrModuleTable != fModuleTable.end(); ++itrModuleTable) { if (strcmp(name,(*itrModuleTable)->GetName())==0) { return (*itrModuleTable); } } // Not in table... try loading libraries if (loadlib && this->CheckLibMap(name)) return this->LookUp(name); return 0; }

JobCModuleRegistry& JobCModuleRegistry::operator= (  const JobCModuleRegistry &   )  [inline, private]

Definition at line 54 of file JobCModuleRegistry.h. { abort(); return *this; }

void JobCModuleRegistry::Register (  JobCModuleProxy *  jobcModuleProxy  )

Definition at line 41 of file JobCModuleRegistry.cxx. References fModuleTable, JobCModuleProxy::GetName(), LookUp(), and MSG. { const char* modName = proxy->GetName(); // Add the module to the table if (this->LookUp(modName,false)) { // MSG("JobC", Msg::kWarning) // << "A job module named " << modName << " is already registered!\n" // << "Duplicate module names are not allowed!\n"; return; } else { // Do insertions in alphabetical order list<JobCModuleProxy*>::iterator itrModuleTable; for (itrModuleTable = fModuleTable.begin(); itrModuleTable != fModuleTable.end(); ++itrModuleTable) { if (strcmp(modName,(*itrModuleTable)->GetName())<0) { break; } } fModuleTable.insert(itrModuleTable,proxy); #ifdef SITE_HAS_SIGC // temporary this->SigRegister(modName); #endif MSG("JobC", Msg::kDebug) << "Registered job module " << modName << " " << proxy << ".\n"; } }

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Friends And Related Function Documentation

friend struct Cleaner [friend]

Definition at line 68 of file JobCModuleRegistry.h.

std::ostream& operator<< (  std::ostream &  os, const JobCModuleRegistry &  jcr )  [friend]

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Member Data Documentation

JobCModuleRegistry * JobCModuleRegistry::fInstance = 0 [static, private]

Definition at line 17 of file JobCModuleRegistry.cxx. Referenced by Instance(), and JobCModuleRegistry::Cleaner::~Cleaner().

std::map<std::string,std::string> JobCModuleRegistry::fModLibMap [private]

Definition at line 82 of file JobCModuleRegistry.h. Referenced by BuildModToLibMap(), and CheckLibMap().

std::list<JobCModuleProxy*> JobCModuleRegistry::fModuleTable [private]

Definition at line 81 of file JobCModuleRegistry.h. Referenced by LookUp(), operator<<(), and Register().

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The documentation for this class was generated from the following files:

• JobCModuleRegistry.h
• JobCModuleRegistry.cxx

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