// -*- mode: cpp; mode: fold -*- // Description /*{{{*/ // $Id: init.cc,v 1.21 2004/02/27 00:46:44 mdz Exp $ /* ###################################################################### Init - Initialize the package library ##################################################################### */ /*}}}*/ // Include files /*{{{*/ #include <apt-pkg/init.h> #include <apt-pkg/fileutl.h> #include <apt-pkg/error.h> #include <apti18n.h> #include <config.h> #include <sys/stat.h> /*}}}*/ #define Stringfy_(x) # x #define Stringfy(x) Stringfy_(x) const char *pkgVersion = VERSION; const char *pkgLibVersion = Stringfy(APT_PKG_MAJOR) "." Stringfy(APT_PKG_MINOR) "." Stringfy(APT_PKG_RELEASE); const char *pkgCPU = COMMON_CPU; const char *pkgOS = COMMON_OS; // pkgInitConfig - Initialize the configuration class /*{{{*/ // --------------------------------------------------------------------- /* Directories are specified in such a way that the FindDir function will understand them. That is, if they don't start with a / then their parent is prepended, this allows a fair degree of flexability. */ bool pkgInitConfig(Configuration &Cnf) { // General APT things if (strcmp(COMMON_OS,"linux") == 0 || strcmp(COMMON_OS,"unknown") == 0) Cnf.Set("APT::Architecture",COMMON_CPU); else Cnf.Set("APT::Architecture",COMMON_OS "-" COMMON_CPU); Cnf.Set("APT::Build-Essential::", "build-essential"); Cnf.Set("Dir","/"); // State Cnf.Set("Dir::State","var/lib/apt/"); /* Just in case something goes horribly wrong, we can fall back to the old /var/state paths.. */ struct stat St; if (stat("/var/lib/apt/.",&St) != 0 && stat("/var/state/apt/.",&St) == 0) Cnf.Set("Dir::State","var/state/apt/"); Cnf.Set("Dir::State::lists","lists/"); Cnf.Set("Dir::State::cdroms","cdroms.list"); // Cache Cnf.Set("Dir::Cache","var/cache/apt/"); Cnf.Set("Dir::Cache::archives","archives/"); Cnf.Set("Dir::Cache::srcpkgcache","srcpkgcache.bin"); Cnf.Set("Dir::Cache::pkgcache","pkgcache.bin"); // Configuration Cnf.Set("Dir::Etc","etc/apt/"); Cnf.Set("Dir::Etc::sourcelist","sources.list"); Cnf.Set("Dir::Etc::vendorlist","vendors.list"); Cnf.Set("Dir::Etc::vendorparts","vendors.list.d"); Cnf.Set("Dir::Etc::main","apt.conf"); Cnf.Set("Dir::Etc::parts","apt.conf.d"); Cnf.Set("Dir::Etc::preferences","preferences"); Cnf.Set("Dir::Bin::methods","/usr/lib/apt/methods"); bool Res = true; // Read an alternate config file const char *Cfg = getenv("APT_CONFIG"); if (Cfg != 0 && FileExists(Cfg) == true) Res &= ReadConfigFile(Cnf,Cfg); // Read the configuration parts dir string Parts = Cnf.FindDir("Dir::Etc::parts"); if (FileExists(Parts) == true) Res &= ReadConfigDir(Cnf,Parts); // Read the main config file string FName = Cnf.FindFile("Dir::Etc::main"); if (FileExists(FName) == true) Res &= ReadConfigFile(Cnf,FName); if (Res == false) return false; if (Cnf.FindB("Debug::pkgInitConfig",false) == true) Cnf.Dump(); #ifdef APT_DOMAIN if (Cnf.Exists("Dir::Locale")) { bindtextdomain(APT_DOMAIN,Cnf.FindDir("Dir::Locale").c_str()); bindtextdomain(textdomain(0),Cnf.FindDir("Dir::Locale").c_str()); } #endif return true; } /*}}}*/ // pkgInitSystem - Initialize the _system calss /*{{{*/ // --------------------------------------------------------------------- /* */ bool pkgInitSystem(Configuration &Cnf,pkgSystem *&Sys) { Sys = 0; string Label = Cnf.Find("Apt::System",""); if (Label.empty() == false) { Sys = pkgSystem::GetSystem(Label.c_str()); if (Sys == 0) return _error->Error(_("Packaging system '%s' is not supported"),Label.c_str()); } else { signed MaxScore = 0; for (unsigned I = 0; I != pkgSystem::GlobalListLen; I++) { signed Score = pkgSystem::GlobalList[I]->Score(Cnf); if (Score > MaxScore) { MaxScore = Score; Sys = pkgSystem::GlobalList[I]; } } if (Sys == 0) return _error->Error(_("Unable to determine a suitable packaging system type")); } return Sys->Initialize(Cnf); } /*}}}*/