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1 | // -*- mode: cpp; mode: fold -*- | |
2 | // Description /*{{{*/ | |
3 | // $Id: packagemanager.h,v 1.7 1998/11/22 23:37:06 jgg Exp $ | |
4 | /* ###################################################################### | |
5 | ||
6 | Package Manager - Abstacts the package manager | |
7 | ||
8 | Three steps are | |
9 | - Aquiration of archives (stores the list of final file names) | |
10 | - Sorting of operations | |
11 | - Invokation of package manager | |
12 | ||
13 | This is the final stage when the package cache entities get converted | |
14 | into file names and the state stored in a DepCache is transformed | |
15 | into a series of operations. | |
16 | ||
17 | In the final scheme of things this may serve as a director class to | |
18 | access the actual install methods based on the file type being | |
19 | installed. | |
20 | ||
21 | ##################################################################### */ | |
22 | /*}}}*/ | |
23 | // Header section: pkglib | |
24 | #ifndef PKGLIB_PACKAGEMANAGER_H | |
25 | #define PKGLIB_PACKAGEMANAGER_H | |
26 | ||
27 | #ifdef __GNUG__ | |
28 | #pragma interface "apt-pkg/packagemanager.h" | |
29 | #endif | |
30 | ||
31 | #include <string> | |
32 | #include <apt-pkg/pkgcache.h> | |
33 | ||
34 | class pkgAcquire; | |
35 | class pkgDepCache; | |
36 | class pkgSourceList; | |
37 | class pkgOrderList; | |
38 | class pkgRecords; | |
39 | class pkgPackageManager | |
40 | { | |
41 | protected: | |
42 | string *FileNames; | |
43 | pkgDepCache &Cache; | |
44 | pkgOrderList *List; | |
45 | bool Debug; | |
46 | ||
47 | // Bring some usefull types into the local scope | |
48 | typedef pkgCache::PkgIterator PkgIterator; | |
49 | typedef pkgCache::VerIterator VerIterator; | |
50 | typedef pkgCache::DepIterator DepIterator; | |
51 | typedef pkgCache::PrvIterator PrvIterator; | |
52 | typedef pkgCache::Version Version; | |
53 | typedef pkgCache::Package Package; | |
54 | ||
55 | bool DepAdd(pkgOrderList &Order,PkgIterator P,int Depth = 0); | |
56 | bool OrderInstall(); | |
57 | bool CheckRConflicts(PkgIterator Pkg,DepIterator Dep,const char *Ver); | |
58 | bool CreateOrderList(); | |
59 | ||
60 | // Analysis helpers | |
61 | bool DepAlwaysTrue(DepIterator D); | |
62 | ||
63 | // Install helpers | |
64 | bool ConfigureAll(); | |
65 | bool SmartConfigure(PkgIterator Pkg); | |
66 | bool SmartUnPack(PkgIterator Pkg); | |
67 | bool SmartRemove(PkgIterator Pkg); | |
68 | bool EarlyRemove(PkgIterator Pkg); | |
69 | ||
70 | // The Actuall installation implementation | |
71 | virtual bool Install(PkgIterator /*Pkg*/,string /*File*/) {return false;}; | |
72 | virtual bool Configure(PkgIterator /*Pkg*/) {return false;}; | |
73 | virtual bool Remove(PkgIterator /*Pkg*/) {return false;}; | |
74 | virtual bool Go() {return true;}; | |
75 | ||
76 | public: | |
77 | ||
78 | // Main action members | |
79 | bool GetArchives(pkgAcquire *Owner,pkgSourceList *Sources, | |
80 | pkgRecords *Recs); | |
81 | bool DoInstall(); | |
82 | bool FixMissing(); | |
83 | ||
84 | pkgPackageManager(pkgDepCache &Cache); | |
85 | virtual ~pkgPackageManager(); | |
86 | }; | |
87 | ||
88 | #endif |