1 // -*- mode: cpp; mode: fold -*-
3 // $Id: init.cc,v 1.21 2004/02/27 00:46:44 mdz Exp $
4 /* ######################################################################
6 Init - Initialize the package library
8 ##################################################################### */
10 // Include files /*{{{*/
11 #include <apt-pkg/init.h>
12 #include <apt-pkg/fileutl.h>
13 #include <apt-pkg/error.h>
20 #define Stringfy_(x) # x
21 #define Stringfy(x) Stringfy_(x)
22 const char *pkgVersion
= VERSION
;
23 const char *pkgLibVersion
= Stringfy(APT_PKG_MAJOR
) "."
24 Stringfy(APT_PKG_MINOR
) "."
25 Stringfy(APT_PKG_RELEASE
);
26 const char *pkgCPU
= COMMON_CPU
;
27 const char *pkgOS
= COMMON_OS
;
29 // pkgInitConfig - Initialize the configuration class /*{{{*/
30 // ---------------------------------------------------------------------
31 /* Directories are specified in such a way that the FindDir function will
32 understand them. That is, if they don't start with a / then their parent
33 is prepended, this allows a fair degree of flexability. */
34 bool pkgInitConfig(Configuration
&Cnf
)
37 Cnf
.Set("APT::Acquire::Translation", "environment");
40 if (strcmp(COMMON_OS
,"linux") == 0 ||
41 strcmp(COMMON_OS
,"unknown") == 0)
42 Cnf
.Set("APT::Architecture",COMMON_CPU
);
44 Cnf
.Set("APT::Architecture",COMMON_OS
"-" COMMON_CPU
);
45 Cnf
.Set("APT::Build-Essential::", "build-essential");
49 Cnf
.Set("Dir::State","var/lib/apt/");
51 /* Just in case something goes horribly wrong, we can fall back to the
52 old /var/state paths.. */
54 if (stat("/var/lib/apt/.",&St
) != 0 &&
55 stat("/var/state/apt/.",&St
) == 0)
56 Cnf
.Set("Dir::State","var/state/apt/");
58 Cnf
.Set("Dir::State::lists","lists/");
59 Cnf
.Set("Dir::State::cdroms","cdroms.list");
62 Cnf
.Set("Dir::Cache","var/cache/apt/");
63 Cnf
.Set("Dir::Cache::archives","archives/");
64 Cnf
.Set("Dir::Cache::srcpkgcache","srcpkgcache.bin");
65 Cnf
.Set("Dir::Cache::pkgcache","pkgcache.bin");
68 Cnf
.Set("Dir::Etc","etc/apt/");
69 Cnf
.Set("Dir::Etc::sourcelist","sources.list");
70 Cnf
.Set("Dir::Etc::vendorlist","vendors.list");
71 Cnf
.Set("Dir::Etc::vendorparts","vendors.list.d");
72 Cnf
.Set("Dir::Etc::main","apt.conf");
73 Cnf
.Set("Dir::Etc::parts","apt.conf.d");
74 Cnf
.Set("Dir::Etc::preferences","preferences");
75 Cnf
.Set("Dir::Bin::methods","/usr/lib/apt/methods");
79 // Read an alternate config file
80 const char *Cfg
= getenv("APT_CONFIG");
81 if (Cfg
!= 0 && FileExists(Cfg
) == true)
82 Res
&= ReadConfigFile(Cnf
,Cfg
);
84 // Read the configuration parts dir
85 string Parts
= Cnf
.FindDir("Dir::Etc::parts");
86 if (FileExists(Parts
) == true)
87 Res
&= ReadConfigDir(Cnf
,Parts
);
89 // Read the main config file
90 string FName
= Cnf
.FindFile("Dir::Etc::main");
91 if (FileExists(FName
) == true)
92 Res
&= ReadConfigFile(Cnf
,FName
);
97 if (Cnf
.FindB("Debug::pkgInitConfig",false) == true)
101 if (Cnf
.Exists("Dir::Locale"))
103 bindtextdomain(APT_DOMAIN
,Cnf
.FindDir("Dir::Locale").c_str());
104 bindtextdomain(textdomain(0),Cnf
.FindDir("Dir::Locale").c_str());
111 // pkgInitSystem - Initialize the _system calss /*{{{*/
112 // ---------------------------------------------------------------------
114 bool pkgInitSystem(Configuration
&Cnf
,pkgSystem
*&Sys
)
117 string Label
= Cnf
.Find("Apt::System","");
118 if (Label
.empty() == false)
120 Sys
= pkgSystem::GetSystem(Label
.c_str());
122 return _error
->Error(_("Packaging system '%s' is not supported"),Label
.c_str());
127 for (unsigned I
= 0; I
!= pkgSystem::GlobalListLen
; I
++)
129 signed Score
= pkgSystem::GlobalList
[I
]->Score(Cnf
);
130 if (Score
> MaxScore
)
133 Sys
= pkgSystem::GlobalList
[I
];
138 return _error
->Error(_("Unable to determine a suitable packaging system type"));
141 return Sys
->Initialize(Cnf
);