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lib/depends.c File Reference

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#include "system.h"
#include <rpmlib.h>
#include <rpmmacro.h>
#include "depends.h"
#include "rpmdb.h"
#include "debug.h"

Go to the source code of this file.

Data Structures

struct  badDeps_s
struct  orderListIndex

Typedefs

typedef int(* dbrecMatch_t )(Header h, const char *reqName, const char *reqEVR, int reqFlags)

Functions

int headerNVR (Header h, const char **np, const char **vp, const char **rp)
char * printDepend (const char *depend, const char *key, const char *keyEVR, int keyFlags)
 Return formatted dependency string. More...

void alFreeIndex (availableList al)
 Destroy available item index. More...

void alCreate (availableList al)
 Initialize available packckages, items, and directories list. More...

void alFree (availableList al)
 Free available packages, items, and directories members. More...

int dirInfoCompare (const void *one, const void *two)
 Compare two directory info entries by name (qsort/bsearch). More...

availablePackagealAddPackage (availableList al, Header h, const void *key, FD_t fd, rpmRelocation *relocs)
 Add package to available list. More...

int indexcmp (const void *one, const void *two)
 Compare two available index entries by name (qsort/bsearch). More...

void alMakeIndex (availableList al)
 Generate index for available list. More...

void parseEVR (char *evr, const char **ep, const char **vp, const char **rp)
 Split EVR into epoch, version, and release components. More...

int rpmRangesOverlap (const char *AName, const char *AEVR, int AFlags, const char *BName, const char *BEVR, int BFlags)
int rangeMatchesDepFlags (Header h, const char *reqName, const char *reqEVR, int reqFlags)
int headerMatchesDepFlags (Header h, const char *reqName, const char *reqEVR, int reqFlags)
rpmTransactionSet rpmtransCreateSet (rpmdb rpmdb, const char *rootDir)
int intcmp (const void *a, const void *b)
 Compare removed package instances (qsort/bsearch). More...

int removePackage (rpmTransactionSet ts, int dboffset, int depends)
 Add removed package instance to ordered transaction set. More...

int rpmtransAddPackage (rpmTransactionSet ts, Header h, FD_t fd, const void *key, int upgrade, rpmRelocation *relocs)
void rpmtransAvailablePackage (rpmTransactionSet ts, Header h, const void *key)
int rpmtransRemovePackage (rpmTransactionSet ts, int dboffset)
rpmTransactionSet rpmtransFree (rpmTransactionSet ts)
rpmDependencyConflict rpmdepFreeConflicts (rpmDependencyConflict conflicts, int numConflicts)
availablePackage ** alAllFileSatisfiesDepend (const availableList al, const char *keyType, const char *fileName)
 Check added package file lists for package(s) that provide a file. More...

availablePackage ** alAllSatisfiesDepend (const availableList al, const char *keyType, const char *keyDepend, const char *keyName, const char *keyEVR, int keyFlags)
 Check added package file lists for package(s) that have a provide. More...

availablePackagealSatisfiesDepend (const availableList al, const char *keyType, const char *keyDepend, const char *keyName, const char *keyEVR, int keyFlags)
 Check added package file lists for first package that has a provide. More...

int unsatisfiedDepend (rpmTransactionSet ts, const char *keyType, const char *keyDepend, const char *keyName, const char *keyEVR, int keyFlags, struct availablePackage ***suggestion)
 Check key for an unsatisfied dependency. More...

int checkPackageDeps (rpmTransactionSet ts, problemsSet psp, Header h, const char *keyName, uint_32 multiLib)
 Check header requires/conflicts against against installed+added packages. More...

int checkPackageSet (rpmTransactionSet ts, problemsSet psp, const char *key, rpmdbMatchIterator mi)
 Check dependency against installed packages. More...

int checkDependentPackages (rpmTransactionSet ts, problemsSet psp, const char *key)
 Erasing: check name/provides/filename key against requiredby matches. More...

int checkDependentConflicts (rpmTransactionSet ts, problemsSet psp, const char *key)
 Adding: check name/provides key against conflicts matches. More...

int ignoreDep (const struct availablePackage *p, const struct availablePackage *q)
 Check for dependency relations to be ignored. More...

void markLoop (tsortInfo tsi, struct availablePackage *q)
 Recursively mark all nodes with their predecessors. More...

const char *const identifyDepend (int_32 f)
const char * zapRelation (struct availablePackage *q, struct availablePackage *p, int zap, int *nzaps)
 Find (and eliminate co-requisites) "q <- p" relation in dependency loop. More...

int addRelation (const rpmTransactionSet ts, struct availablePackage *p, unsigned char *selected, int j)
 Record next "q <- p" relation (i.e. More...

int orderListIndexCmp (const void *one, const void *two)
 Compare ordered list entries by index (qsort/bsearch). More...

void addQ (struct availablePackage *p, struct availablePackage **qp, struct availablePackage **rp)
 Add element to list sorting by initial successor count. More...

int rpmdepOrder (rpmTransactionSet ts)
int rpmdbCloseDBI (rpmdb db, int rpmtag)
 Close a single database index. More...

int rpmdepCheck (rpmTransactionSet ts, rpmDependencyConflict *conflicts, int *numConflicts)

Variables

int _depends_debug = 0
int _cacheDependsRC = 1
const char * rpmNAME = PACKAGE
const char * rpmEVR = VERSION
int rpmFLAGS = RPMSENSE_EQUAL
badDeps_sbadDeps = NULL


Detailed Description

Definition in file depends.c.


Typedef Documentation

typedef int(* dbrecMatch_t)(Header h, const char *reqName, const char * reqEVR, int reqFlags)
 

Definition at line 606 of file depends.c.


Function Documentation

void addQ struct availablePackage   p,
struct availablePackage **    qp,
struct availablePackage **    rp
[static]
 

Add element to list sorting by initial successor count.

Parameters:
p  new element
Return values:
qp  address of first element
rp  address of last element

Definition at line 1884 of file depends.c.

References availablePackage::tsi, tsortInfo_s::tsi_qcnt, and tsortInfo_s::tsi_reqx.

Referenced by rpmdepOrder.

int addRelation const rpmTransactionSet    ts,
struct availablePackage   p,
unsigned char *    selected,
int    j
[inline, static]
 

Record next "q <- p" relation (i.e.

"p" requires "q").

Parameters:
ts  transaction set
p  predecessor (i.e. package that "Requires: q")
selected  boolean package selected array
j  relation index
Returns:
0 always

Definition at line 1818 of file depends.c.

References alSatisfiesDepend, availablePackage::depth, ignoreDep, availablePackage::tsi, tsortInfo_s::tsi_next, tsortInfo_s::tsi_qcnt, and xmalloc.

Referenced by rpmdepOrder.

struct availablePackage* alAddPackage availableList    al,
Header    h,
const void *    key,
FD_t    fd,
rpmRelocation   relocs
[static]
 

Add package to available list.

Parameters:
al  available list
h  package header
key  package private data
fd  package file handle
relocs  package file relocations
Returns:
available package pointer

Definition at line 241 of file depends.c.

References alFreeIndex, alloca, availablePackage::baseNames, availablePackage::depth, dirInfoCompare, dirInfo_s::dirName, dirInfo_s::dirNameLen, availablePackage::epoch, availablePackage::fd, fdLink, availablePackage::filesCount, availablePackage::h, headerLink, headerNVR, HFD_t, HGE_t, int_32, availablePackage::key, availablePackage::multiLib, availablePackage::name, rpmRelocation_s::newPath, availablePackage::npreds, rpmRelocation_s::oldPath, availablePackage::provideFlags, availablePackage::provides, availablePackage::providesCount, availablePackage::providesEVR, availablePackage::release, availablePackage::relocs, availablePackage::requireFlags, availablePackage::requires, availablePackage::requiresCount, availablePackage::requiresEVR, RPMTAG_BASENAMES, RPMTAG_DIRINDEXES, RPMTAG_DIRNAMES, RPMTAG_EPOCH, RPMTAG_FILEFLAGS, RPMTAG_MULTILIBS, RPMTAG_PROVIDEFLAGS, RPMTAG_PROVIDENAME, RPMTAG_PROVIDEVERSION, RPMTAG_REQUIREFLAGS, RPMTAG_REQUIRENAME, RPMTAG_REQUIREVERSION, rpmTagType, rpmVersionCompare, availablePackage::tsi, uint_32, availablePackage::version, xmalloc, xrealloc, and xstrdup.

Referenced by rpmtransAddPackage, and rpmtransAvailablePackage.

struct availablePackage** alAllFileSatisfiesDepend const availableList    al,
const char *    keyType,
const char *    fileName
[static]
 

Check added package file lists for package(s) that provide a file.

Parameters:
al  available list
keyType  type of dependency
fileName  file name to search for
Returns:
available package pointer

Definition at line 963 of file depends.c.

References _, _free, dirInfoCompare, dirInfo_s::dirName, dirInfo_s::dirNameLen, isFileMULTILIB, availablePackage::multiLib, xrealloc, and xstrdup.

Referenced by alAllSatisfiesDepend.

struct availablePackage** alAllSatisfiesDepend const availableList    al,
const char *    keyType,
const char *    keyDepend,
const char *    keyName,
const char *    keyEVR,
int    keyFlags
[static]
 

Check added package file lists for package(s) that have a provide.

Parameters:
al  available list
keyType  type of dependency
keyDepend  dependency string representation
keyName  dependency name string
keyEVR  dependency [epoch:]version[-release] string
keyFlags  dependency logical range qualifiers
Returns:
available package pointer

Definition at line 1078 of file depends.c.

References _, alAllFileSatisfiesDepend, availableIndexEntry::entry, availableIndexEntry::entryIx, availableIndexEntry::entryLen, indexcmp, availableIndexEntry::package, availablePackage::provideFlags, availablePackage::provides, availablePackage::providesEVR, rpmRangesOverlap, availableIndexEntry::type, and xrealloc.

Referenced by alSatisfiesDepend, and unsatisfiedDepend.

void alCreate availableList    al [static]
 

Initialize available packckages, items, and directories list.

Parameters:
al  available list

Definition at line 144 of file depends.c.

References xcalloc.

Referenced by rpmtransCreateSet.

void alFree availableList    al [static]
 

Free available packages, items, and directories members.

Parameters:
al  available list

Definition at line 162 of file depends.c.

References _free, alFreeIndex, availablePackage::baseNames, availablePackage::fd, fdFree, availablePackage::h, headerFree, HFD_t, availablePackage::provides, availablePackage::providesEVR, availablePackage::relocs, availablePackage::requires, availablePackage::requiresEVR, availablePackage::tsi, and tsortInfo_s::tsi_next.

Referenced by rpmtransFree.

void alFreeIndex availableList    al [static]
 

Destroy available item index.

Parameters:
al  available list

Definition at line 131 of file depends.c.

References _free.

Referenced by alAddPackage, and alFree.

void alMakeIndex availableList    al [static]
 

Generate index for available list.

Parameters:
al  available list

Definition at line 444 of file depends.c.

References availableIndexEntry::entry, availableIndexEntry::entryIx, availableIndexEntry::entryLen, availableIndex::index, indexcmp, isDependsMULTILIB, availablePackage::multiLib, availableIndexEntry::package, availablePackage::provideFlags, availablePackage::provides, availablePackage::providesCount, availableIndex::size, availableIndexEntry::type, and xcalloc.

Referenced by rpmdepCheck, and rpmdepOrder.

struct availablePackage* alSatisfiesDepend const availableList    al,
const char *    keyType,
const char *    keyDepend,
const char *    keyName,
const char *    keyEVR,
int    keyFlags
[inline, static]
 

Check added package file lists for first package that has a provide.

Todo:
Eliminate.
Parameters:
al  available list
keyType  type of dependency
keyDepend  dependency string representation
keyName  dependency name string
keyEVR  dependency [epoch:]version[-release] string
keyFlags  dependency logical range qualifiers
Returns:
available package pointer

Definition at line 1159 of file depends.c.

References _free, and alAllSatisfiesDepend.

Referenced by addRelation, and unsatisfiedDepend.

int checkDependentConflicts rpmTransactionSet    ts,
problemsSet    psp,
const char *    key
[static]
 

Adding: check name/provides key against conflicts matches.

Parameters:
ts  transaction set
psp  dependency problems
key  conflicts name
Returns:
0 no problems found

Definition at line 1599 of file depends.c.

References checkPackageSet, rpmdbInitIterator, and RPMTAG_CONFLICTNAME.

Referenced by rpmdepCheck.

int checkDependentPackages rpmTransactionSet    ts,
problemsSet    psp,
const char *    key
[static]
 

Erasing: check name/provides/filename key against requiredby matches.

Parameters:
ts  transaction set
psp  dependency problems
key  requires name
Returns:
0 no problems found

Definition at line 1583 of file depends.c.

References checkPackageSet, rpmdbInitIterator, and RPMTAG_REQUIRENAME.

Referenced by rpmdepCheck.

int checkPackageDeps rpmTransactionSet    ts,
problemsSet    psp,
Header    h,
const char *    keyName,
uint_32    multiLib
[static]
 

Check header requires/conflicts against against installed+added packages.

Parameters:
ts  transaction set
psp  dependency problems
h  header to check
keyName  dependency name
multiLib  skip multilib colored dependencies?
Returns:
0 no problems found

Definition at line 1371 of file depends.c.

References _, _free, rpmDependencyConflict_s::byHeader, rpmDependencyConflict_s::byName, rpmDependencyConflict_s::byRelease, rpmDependencyConflict_s::byVersion, headerLink, headerNVR, HFD_t, HGE_t, int_32, isDependsMULTILIB, availablePackage::key, rpmDependencyConflict_s::needsFlags, rpmDependencyConflict_s::needsName, rpmDependencyConflict_s::needsVersion, printDepend, RPM_STRING_ARRAY_TYPE, RPMTAG_CONFLICTFLAGS, RPMTAG_CONFLICTNAME, RPMTAG_CONFLICTVERSION, RPMTAG_REQUIREFLAGS, RPMTAG_REQUIRENAME, RPMTAG_REQUIREVERSION, rpmTagType, rpmDependencyConflict_s::sense, rpmDependencyConflict_s::suggestedPackages, uint_32, unsatisfiedDepend, xmalloc, xrealloc, and xstrdup.

Referenced by checkPackageSet, and rpmdepCheck.

int checkPackageSet rpmTransactionSet    ts,
problemsSet    psp,
const char *    key,
rpmdbMatchIterator    mi
[static]
 

Check dependency against installed packages.

Adding: check name/provides key against each conflict match, Erasing: check name/provides/filename key against each requiredby match.

Parameters:
ts  transaction set
psp  dependency problems
key  dependency name
mi  rpm database iterator
Returns:
0 no problems found

Definition at line 1556 of file depends.c.

References checkPackageDeps, rpmdbFreeIterator, rpmdbNextIterator, and rpmdbPruneIterator.

Referenced by checkDependentConflicts, and checkDependentPackages.

int dirInfoCompare const void *    one,
const void *    two
[static]
 

Compare two directory info entries by name (qsort/bsearch).

Parameters:
one  1st directory info
two  2nd directory info
Returns:
result of comparison

Definition at line 218 of file depends.c.

References dirInfo_s::dirName, and dirInfo_s::dirNameLen.

Referenced by alAddPackage, and alAllFileSatisfiesDepend.

const char* const identifyDepend int_32    f [inline, static]
 

Definition at line 1728 of file depends.c.

References _notpre, int_32, isLegacyPreReq, RPMSENSE_FIND_REQUIRES, RPMSENSE_SCRIPT_POST, RPMSENSE_SCRIPT_POSTUN, RPMSENSE_SCRIPT_PRE, RPMSENSE_SCRIPT_PREUN, and RPMSENSE_SCRIPT_VERIFY.

Referenced by zapRelation.

int ignoreDep const struct availablePackage   p,
const struct availablePackage   q
[static]
 

Check for dependency relations to be ignored.

Parameters:
p  successor package (i.e. with Requires: )
q  predecessor package (i.e. with Provides: )
Returns:
1 if dependency is to be ignored.

Definition at line 1659 of file depends.c.

References _, _free, badDeps_s::pname, poptParseArgvString, badDeps_s::qname, rpmExpand, xcalloc, and xstrdup.

Referenced by addRelation.

int indexcmp const void *    one,
const void *    two
[static]
 

Compare two available index entries by name (qsort/bsearch).

Parameters:
one  1st available index entry
two  2nd available index entry
Returns:
result of comparison

Definition at line 428 of file depends.c.

References availableIndexEntry::entry, and availableIndexEntry::entryLen.

Referenced by alAllSatisfiesDepend, and alMakeIndex.

int intcmp const void *    a,
const void *    b
[static]
 

Compare removed package instances (qsort/bsearch).

Parameters:
a  1st instance address
b  2nd instance address
Returns:
result of comparison

Definition at line 748 of file depends.c.

Referenced by removePackage.

void markLoop tsortInfo    tsi,
struct availablePackage   q
[static]
 

Recursively mark all nodes with their predecessors.

Parameters:
tsi  successor chain
q  predecessor

Definition at line 1711 of file depends.c.

References availablePackage::tsi, tsortInfo_s::tsi_next, and tsortInfo_s::tsi_pkg.

Referenced by rpmdepOrder.

int orderListIndexCmp const void *    one,
const void *    two
[static]
 

Compare ordered list entries by index (qsort/bsearch).

Parameters:
one  1st ordered list entry
two  2nd ordered list entry
Returns:
result of comparison

Definition at line 1871 of file depends.c.

Referenced by rpmdepOrder.

void parseEVR char *    evr,
const char **    ep,
const char **    vp,
const char **    rp
[static]
 

Split EVR into epoch, version, and release components.

Parameters:
evr  [epoch:]version[-release] string
Return values:
ep  pointer to epoch
vp  pointer to version
rp  pointer to release

Definition at line 489 of file depends.c.

References xisdigit.

Referenced by rpmRangesOverlap.

char* printDepend const char *    depend,
const char *    key,
const char *    keyEVR,
int    keyFlags
[static]
 

Return formatted dependency string.

Parameters:
depend  type of dependency ("R" == Requires, "C" == Conflcts)
key  dependency name string
keyEVR  dependency [epoch:]version[-release] string
keyFlags  dependency logical range qualifiers
Returns:
formatted dependency (malloc'ed)

Definition at line 62 of file depends.c.

References RPMSENSE_EQUAL, RPMSENSE_GREATER, RPMSENSE_LESS, RPMSENSE_SENSEMASK, and xmalloc.

Referenced by checkPackageDeps, rpmRangesOverlap, and zapRelation.

int rangeMatchesDepFlags Header    h,
const char *    reqName,
const char *    reqEVR,
int    reqFlags
[static]
 

Definition at line 609 of file depends.c.

References HFD_t, HGE_t, int_32, rpmRangesOverlap, RPMSENSE_SENSEMASK, RPMTAG_PROVIDEFLAGS, RPMTAG_PROVIDENAME, RPMTAG_PROVIDEVERSION, and rpmTagType.

Referenced by unsatisfiedDepend.

int removePackage rpmTransactionSet    ts,
int    dboffset,
int    depends
[static]
 

Add removed package instance to ordered transaction set.

Parameters:
ts  transaction set
dboffset  rpm database instance
depends  installed package of pair (or -1 on erase)
Returns:
0 on success

Definition at line 763 of file depends.c.

References intcmp, and xrealloc.

Referenced by rpmtransAddPackage, and rpmtransRemovePackage.

int rpmdbCloseDBI rpmdb    db,
int    rpmtag
[static]
 

Close a single database index.

Parameters:
db  rpm database
rpmtag  rpm tag
Returns:
0 on success

Definition at line 2231 of file depends.c.

References dbiClose.

Referenced by rpmdepCheck.

int unsatisfiedDepend rpmTransactionSet    ts,
const char *    keyType,
const char *    keyDepend,
const char *    keyName,
const char *    keyEVR,
int    keyFlags,
struct availablePackage ***    suggestion
[static]
 

Check key for an unsatisfied dependency.

Todo:
Eliminate rpmrc provides.
Parameters:
ts  transaction set
keyType  type of dependency
keyDepend  dependency string representation
keyName  dependency name string
keyEVR  dependency [epoch:]version[-release] string
keyFlags  dependency logical range qualifiers
Return values:
suggestion  possible package(s) to resolve dependency
Returns:
0 if satisfied, 1 if not satisfied, 2 if error

Definition at line 1188 of file depends.c.

References _, _cacheDependsRC, alAllSatisfiesDepend, alSatisfiesDepend, DBC, DBI_WRITECURSOR, dbiCclose, dbiCopen, dbiGet, dbiOpen, dbiPut, rangeMatchesDepFlags, rpmCheckRpmlibProvides, rpmdbFreeIterator, RPMDBI_DEPENDS, rpmdbInitIterator, rpmdbNextIterator, rpmdbPruneIterator, rpmGetVar, RPMSENSE_SENSEMASK, RPMTAG_BASENAMES, RPMTAG_NAME, RPMTAG_PROVIDENAME, RPMVAR_PROVIDES, and xisspace.

Referenced by checkPackageDeps.

const char* zapRelation struct availablePackage   q,
struct availablePackage   p,
int    zap,
int *    nzaps
[static]
 

Find (and eliminate co-requisites) "q <- p" relation in dependency loop.

Search all successors of q for instance of p. Format the specific relation, (e.g. p contains "Requires: q"). Unlink and free co-requisite (i.e. pure Requires: dependencies) successor node(s).

Parameters:
q  sucessor (i.e. package required by p)
p  predecessor (i.e. package that "Requires: q")
zap  max. no. of co-requisites to remove (-1 is all)?
Return values:
nzaps  address of no. of relations removed
Returns:
(possibly NULL) formatted "q <- p" releation (malloc'ed)

Definition at line 1760 of file depends.c.

References _, _free, identifyDepend, printDepend, RPMSENSE_PREREQ, tsortInfo_s::tsi_next, and tsortInfo_s::tsi_reqx.

Referenced by rpmdepOrder.


Variable Documentation

int _cacheDependsRC = 1 [static]
 

Definition at line 29 of file depends.c.

Referenced by unsatisfiedDepend.

int _depends_debug = 0 [static]
 

Definition at line 6 of file depends.c.

struct badDeps_s* badDeps = NULL [static]
 

Definition at line 1649 of file depends.c.

const char* rpmEVR = VERSION
 

Definition at line 526 of file depends.c.

int rpmFLAGS = RPMSENSE_EQUAL
 

Definition at line 527 of file depends.c.

const char* rpmNAME = PACKAGE
 

Definition at line 525 of file depends.c.


Generated on Thu Apr 18 17:34:51 2002 for rpm by doxygen1.2.14 written by Dimitri van Heesch, © 1997-2002