Commit | Line | Data |
---|---|---|
578bfd0a AL |
1 | // -*- mode: cpp; mode: fold -*- |
2 | // Description /*{{{*/ | |
3 | // $Id: pkgcachegen.h,v 1.1 1998/07/02 02:58:13 jgg Exp $ | |
4 | /* ###################################################################### | |
5 | ||
6 | Package Cache Generator - Generator for the cache structure. | |
7 | ||
8 | This builds the cache structure from the abstract package list parser. | |
9 | ||
10 | ##################################################################### */ | |
11 | /*}}}*/ | |
12 | // Header section: pkglib | |
13 | #ifndef PKGLIB_PKGCACHEGEN_H | |
14 | #define PKGLIB_PKGCACHEGEN_H | |
15 | ||
16 | #include <pkglib/pkgcache.h> | |
17 | ||
18 | class pkgCacheGenerator | |
19 | { | |
20 | public: | |
21 | ||
22 | class ListParser; | |
23 | ||
24 | protected: | |
25 | ||
26 | DynamicMMap ⤅ | |
27 | pkgCache Cache; | |
28 | ||
29 | string PkgFileName; | |
30 | pkgCache::PackageFile *CurrentFile; | |
31 | ||
32 | bool NewPackage(pkgCache::PkgIterator Pkg,string Pkg); | |
33 | bool NewFileVer(pkgCache::VerIterator Ver,ListParser &List); | |
34 | unsigned long NewVersion(pkgCache::VerIterator &Ver,unsigned long Next); | |
35 | ||
36 | public: | |
37 | ||
38 | // This is the abstract package list parser class. | |
39 | class ListParser | |
40 | { | |
41 | pkgCacheGenerator *Owner; | |
42 | friend pkgCacheGenerator; | |
43 | ||
44 | protected: | |
45 | ||
46 | inline unsigned long WriteString(string S) {return Owner->Map.WriteString(S);}; | |
47 | inline unsigned long WriteString(const char *S,unsigned int Size) {return Owner->Map.WriteString(S,Size);}; | |
48 | ||
49 | public: | |
50 | ||
51 | // These all operate against the current section | |
52 | virtual string Package() = 0; | |
53 | virtual string Version() = 0; | |
54 | virtual bool NewVersion(pkgCache::VerIterator Ver) = 0; | |
55 | virtual bool NewPackage(pkgCache::PkgIterator Pkg) = 0; | |
56 | virtual bool UsePackage(pkgCache::PkgIterator Pkg) = 0; | |
57 | ||
58 | virtual bool Step() = 0; | |
59 | }; | |
60 | friend ListParser; | |
61 | ||
62 | bool SelectFile(string File,unsigned long Flags = 0); | |
63 | bool MergeList(ListParser &List); | |
64 | ||
65 | pkgCacheGenerator(DynamicMMap &Map); | |
66 | ~pkgCacheGenerator(); | |
67 | }; | |
68 | ||
69 | #endif |