summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat
-rw-r--r--apt-pkg/contrib/mmap.h7
-rw-r--r--apt-pkg/pkgcache.h97
-rw-r--r--apt-pkg/pkgcachegen.cc8
-rw-r--r--apt-pkg/pkgcachegen.h4
-rw-r--r--cmdline/apt-cache.cc60
-rw-r--r--doc/apt-cache.8.yo4
6 files changed, 121 insertions, 59 deletions
diff --git a/apt-pkg/contrib/mmap.h b/apt-pkg/contrib/mmap.h
index 0c11d3202..d086e51ab 100644
--- a/apt-pkg/contrib/mmap.h
+++ b/apt-pkg/contrib/mmap.h
@@ -1,6 +1,6 @@
// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: mmap.h,v 1.9 1999/04/18 06:36:36 jgg Exp $
+// $Id: mmap.h,v 1.10 1999/07/15 03:15:49 jgg Exp $
/* ######################################################################
MMap Class - Provides 'real' mmap or a faked mmap using read().
@@ -32,6 +32,11 @@
#include <string>
#include <apt-pkg/fileutl.h>
+/* This should be a 32 bit type, larger tyes use too much ram and smaller
+ types are too small. Where ever possible 'unsigned long' should be used
+ instead of this internal type */
+typedef unsigned int map_ptrloc;
+
class MMap
{
protected:
diff --git a/apt-pkg/pkgcache.h b/apt-pkg/pkgcache.h
index f7349c7a1..a1e17a878 100644
--- a/apt-pkg/pkgcache.h
+++ b/apt-pkg/pkgcache.h
@@ -1,6 +1,6 @@
// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: pkgcache.h,v 1.20 1999/05/23 22:55:54 jgg Exp $
+// $Id: pkgcache.h,v 1.21 1999/07/15 03:15:48 jgg Exp $
/* ######################################################################
Cache - Structure definitions for the cache file
@@ -28,11 +28,6 @@
#include <time.h>
#include <apt-pkg/mmap.h>
-/* This should be a 32 bit type, larger tyes use too much ram and smaller
- types are too small. Where ever possible 'unsigned long' should be used
- instead of this internal type */
-typedef unsigned int __apt_ptrloc;
-
class pkgCache
{
public:
@@ -157,8 +152,8 @@ struct pkgCache::Header
unsigned long ProvidesCount;
// Offsets
- __apt_ptrloc FileList; // struct PackageFile
- __apt_ptrloc StringList; // struct StringItem
+ map_ptrloc FileList; // struct PackageFile
+ map_ptrloc StringList; // struct StringItem
unsigned long MaxVerFileSize;
/* Allocation pools, there should be one of these for each structure
@@ -166,7 +161,7 @@ struct pkgCache::Header
DynamicMMap::Pool Pools[7];
// Rapid package name lookup
- __apt_ptrloc HashTable[2*1048];
+ map_ptrloc HashTable[2*1048];
bool CheckSizes(Header &Against) const;
Header();
@@ -175,17 +170,17 @@ struct pkgCache::Header
struct pkgCache::Package
{
// Pointers
- __apt_ptrloc Name; // Stringtable
- __apt_ptrloc VersionList; // Version
- __apt_ptrloc TargetVer; // Version
- __apt_ptrloc CurrentVer; // Version
- __apt_ptrloc TargetDist; // StringTable (StringItem)
- __apt_ptrloc Section; // StringTable (StringItem)
+ map_ptrloc Name; // Stringtable
+ map_ptrloc VersionList; // Version
+ map_ptrloc TargetVer; // Version
+ map_ptrloc CurrentVer; // Version
+ map_ptrloc TargetDist; // StringTable (StringItem)
+ map_ptrloc Section; // StringTable (StringItem)
// Linked list
- __apt_ptrloc NextPackage; // Package
- __apt_ptrloc RevDepends; // Dependency
- __apt_ptrloc ProvidesList; // Provides
+ map_ptrloc NextPackage; // Package
+ map_ptrloc RevDepends; // Dependency
+ map_ptrloc ProvidesList; // Provides
// Install/Remove/Purge etc
unsigned char SelectedState; // What
@@ -199,45 +194,45 @@ struct pkgCache::Package
struct pkgCache::PackageFile
{
// Names
- __apt_ptrloc FileName; // Stringtable
- __apt_ptrloc Archive; // Stringtable
- __apt_ptrloc Component; // Stringtable
- __apt_ptrloc Version; // Stringtable
- __apt_ptrloc Origin; // Stringtable
- __apt_ptrloc Label; // Stringtable
- __apt_ptrloc Architecture; // Stringtable
+ map_ptrloc FileName; // Stringtable
+ map_ptrloc Archive; // Stringtable
+ map_ptrloc Component; // Stringtable
+ map_ptrloc Version; // Stringtable
+ map_ptrloc Origin; // Stringtable
+ map_ptrloc Label; // Stringtable
+ map_ptrloc Architecture; // Stringtable
unsigned long Size;
unsigned long Flags;
// Linked list
- __apt_ptrloc NextFile; // PackageFile
+ map_ptrloc NextFile; // PackageFile
unsigned short ID;
time_t mtime; // Modification time for the file
};
struct pkgCache::VerFile
{
- __apt_ptrloc File; // PackageFile
- __apt_ptrloc NextFile; // PkgVerFile
- __apt_ptrloc Offset; // File offset
+ map_ptrloc File; // PackageFile
+ map_ptrloc NextFile; // PkgVerFile
+ map_ptrloc Offset; // File offset
unsigned short Size;
};
struct pkgCache::Version
{
- __apt_ptrloc VerStr; // Stringtable
- __apt_ptrloc Section; // StringTable (StringItem)
- __apt_ptrloc Arch; // StringTable
+ map_ptrloc VerStr; // Stringtable
+ map_ptrloc Section; // StringTable (StringItem)
+ map_ptrloc Arch; // StringTable
// Lists
- __apt_ptrloc FileList; // VerFile
- __apt_ptrloc NextVer; // Version
- __apt_ptrloc DependsList; // Dependency
- __apt_ptrloc ParentPkg; // Package
- __apt_ptrloc ProvidesList; // Provides
+ map_ptrloc FileList; // VerFile
+ map_ptrloc NextVer; // Version
+ map_ptrloc DependsList; // Dependency
+ map_ptrloc ParentPkg; // Package
+ map_ptrloc ProvidesList; // Provides
- __apt_ptrloc Size; // These are the .deb size
- __apt_ptrloc InstalledSize;
+ map_ptrloc Size; // These are the .deb size
+ map_ptrloc InstalledSize;
unsigned short Hash;
unsigned short ID;
unsigned char Priority;
@@ -245,11 +240,11 @@ struct pkgCache::Version
struct pkgCache::Dependency
{
- __apt_ptrloc Version; // Stringtable
- __apt_ptrloc Package; // Package
- __apt_ptrloc NextDepends; // Dependency
- __apt_ptrloc NextRevDepends; // Dependency
- __apt_ptrloc ParentVer; // Version
+ map_ptrloc Version; // Stringtable
+ map_ptrloc Package; // Package
+ map_ptrloc NextDepends; // Dependency
+ map_ptrloc NextRevDepends; // Dependency
+ map_ptrloc ParentVer; // Version
// Specific types of depends
unsigned char Type;
@@ -259,17 +254,17 @@ struct pkgCache::Dependency
struct pkgCache::Provides
{
- __apt_ptrloc ParentPkg; // Pacakge
- __apt_ptrloc Version; // Version
- __apt_ptrloc ProvideVersion; // Stringtable
- __apt_ptrloc NextProvides; // Provides
- __apt_ptrloc NextPkgProv; // Provides
+ map_ptrloc ParentPkg; // Pacakge
+ map_ptrloc Version; // Version
+ map_ptrloc ProvideVersion; // Stringtable
+ map_ptrloc NextProvides; // Provides
+ map_ptrloc NextPkgProv; // Provides
};
struct pkgCache::StringItem
{
- __apt_ptrloc String; // Stringtable
- __apt_ptrloc NextItem; // StringItem
+ map_ptrloc String; // Stringtable
+ map_ptrloc NextItem; // StringItem
};
#include <apt-pkg/cacheiterators.h>
diff --git a/apt-pkg/pkgcachegen.cc b/apt-pkg/pkgcachegen.cc
index 804c59a48..478778946 100644
--- a/apt-pkg/pkgcachegen.cc
+++ b/apt-pkg/pkgcachegen.cc
@@ -1,6 +1,6 @@
// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: pkgcachegen.cc,v 1.39 1999/06/04 05:54:20 jgg Exp $
+// $Id: pkgcachegen.cc,v 1.40 1999/07/15 03:15:48 jgg Exp $
/* ######################################################################
Package Cache Generator - Generator for the cache structure.
@@ -99,7 +99,7 @@ bool pkgCacheGenerator::MergeList(ListParser &List)
}
pkgCache::VerIterator Ver = Pkg.VersionList();
- __apt_ptrloc *Last = &Pkg->VersionList;
+ map_ptrloc *Last = &Pkg->VersionList;
int Res = 1;
for (; Ver.end() == false; Last = &Ver->NextVer, Ver++)
{
@@ -197,7 +197,7 @@ bool pkgCacheGenerator::NewFileVer(pkgCache::VerIterator &Ver,
VF->File = CurrentFile - Cache.PkgFileP;
// Link it to the end of the list
- __apt_ptrloc *Last = &Ver->FileList;
+ map_ptrloc *Last = &Ver->FileList;
for (pkgCache::VerFileIterator V = Ver.FileList(); V.end() == false; V++)
Last = &V->NextFile;
VF->NextFile = *Last;
@@ -387,7 +387,7 @@ unsigned long pkgCacheGenerator::WriteUniqString(const char *S,
// Search for an insertion point
pkgCache::StringItem *I = Cache.StringItemP + Cache.HeaderP->StringList;
int Res = 1;
- __apt_ptrloc *Last = &Cache.HeaderP->StringList;
+ map_ptrloc *Last = &Cache.HeaderP->StringList;
for (; I != Cache.StringItemP; Last = &I->NextItem,
I = Cache.StringItemP + I->NextItem)
{
diff --git a/apt-pkg/pkgcachegen.h b/apt-pkg/pkgcachegen.h
index 90b2e18af..2bdabcee0 100644
--- a/apt-pkg/pkgcachegen.h
+++ b/apt-pkg/pkgcachegen.h
@@ -1,6 +1,6 @@
// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: pkgcachegen.h,v 1.15 1999/05/23 22:55:54 jgg Exp $
+// $Id: pkgcachegen.h,v 1.16 1999/07/15 03:15:48 jgg Exp $
/* ######################################################################
Package Cache Generator - Generator for the cache structure.
@@ -82,7 +82,7 @@ class pkgCacheGenerator::ListParser
// Some cache items
pkgCache::VerIterator OldDepVer;
- __apt_ptrloc *OldDepLast;
+ map_ptrloc *OldDepLast;
protected:
diff --git a/cmdline/apt-cache.cc b/cmdline/apt-cache.cc
index de5fc615b..12d306fc1 100644
--- a/cmdline/apt-cache.cc
+++ b/cmdline/apt-cache.cc
@@ -1,6 +1,6 @@
// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: apt-cache.cc,v 1.36 1999/05/14 02:51:36 jgg Exp $
+// $Id: apt-cache.cc,v 1.37 1999/07/15 03:15:49 jgg Exp $
/* ######################################################################
apt-cache - Manages the cache files
@@ -379,6 +379,62 @@ bool DumpAvail(CommandLine &Cmd)
return true;
}
/*}}}*/
+// Depends - Print out a dependency tree /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+bool Depends(CommandLine &CmdL)
+{
+ pkgCache &Cache = *GCache;
+
+ for (const char **I = CmdL.FileList + 1; *I != 0; I++)
+ {
+ pkgCache::PkgIterator Pkg = Cache.FindPkg(*I);
+ if (Pkg.end() == true)
+ {
+ _error->Warning("Unable to locate package %s",*I);
+ continue;
+ }
+
+ pkgCache::VerIterator Ver = Pkg.VersionList();
+ if (Ver.end() == true)
+ {
+ cout << '<' << Pkg.Name() << '>' << endl;
+ continue;
+ }
+
+ cout << Pkg.Name() << endl;
+
+ for (pkgCache::DepIterator D = Ver.DependsList(); D.end() == false; D++)
+ {
+ if ((D->CompareOp & pkgCache::Dep::Or) == pkgCache::Dep::Or)
+ cout << " |";
+ else
+ cout << " ";
+
+ // Show the package
+ pkgCache::PkgIterator Trg = D.TargetPkg();
+ if (Trg->VersionList == 0)
+ cout << D.DepType() << ": <" << Trg.Name() << ">" << endl;
+ else
+ cout << D.DepType() << ": " << Trg.Name() << endl;
+
+ // Display all solutions
+ pkgCache::Version **List = D.AllTargets();
+ for (pkgCache::Version **I = List; *I != 0; I++)
+ {
+ pkgCache::VerIterator V(Cache,*I);
+ if (V != Cache.VerP + V.ParentPkg()->VersionList ||
+ V->ParentPkg == D->Package)
+ continue;
+ cout << " " << V.ParentPkg().Name() << endl;
+ }
+ delete [] List;
+ }
+ }
+
+ return true;
+}
+ /*}}}*/
// DoAdd - Perform an adding operation /*{{{*/
// ---------------------------------------------------------------------
/* */
@@ -582,6 +638,7 @@ bool ShowHelp(CommandLine &Cmd)
cout << " check - Check the cache a bit" << endl;
cout << " search - Search the package list for a regex pattern" << endl;
cout << " show - Show a readable record for the package" << endl;
+ cout << " depends - Show raw dependency information for a package" << endl;
cout << endl;
cout << "Options:" << endl;
cout << " -h This help text." << endl;
@@ -630,6 +687,7 @@ int main(int argc,const char *argv[])
{"unmet",&UnMet},
{"check",&Check},
{"search",&Search},
+ {"depends",&Depends},
{"show",&ShowPackage},
{0,0}};
diff --git a/doc/apt-cache.8.yo b/doc/apt-cache.8.yo
index 123f41dc2..9b6861f3d 100644
--- a/doc/apt-cache.8.yo
+++ b/doc/apt-cache.8.yo
@@ -154,6 +154,10 @@ description. If --full is given then output identical to bf(show) is produced
for each matched package and if --names-only is given then the long
description is not searched, only the package name is.
+dit(bf(depends))
+bf(depends) shows a listing of each dependency a package has and all
+the possible other packages that can fullfill that dependency.
+
enddit()
manpageoptions()
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-05 10:58:36 +0000