How to compare dependencies. More...

Collaboration diagram for Dependency Set API.:

Files
file	rpmds.h

Enumerations
enum	rpmsenseFlags_e { RPMSENSE_ANY = 0, RPMSENSE_LESS = (1 << 1), RPMSENSE_GREATER = (1 << 2), RPMSENSE_EQUAL = (1 << 3), RPMSENSE_POSTTRANS = (1 << 5), RPMSENSE_PREREQ = (1 << 6), RPMSENSE_PRETRANS = (1 << 7), RPMSENSE_INTERP = (1 << 8), RPMSENSE_SCRIPT_PRE = (1 << 9), RPMSENSE_SCRIPT_POST = (1 << 10), RPMSENSE_SCRIPT_PREUN = (1 << 11), RPMSENSE_SCRIPT_POSTUN = (1 << 12), RPMSENSE_SCRIPT_VERIFY = (1 << 13), RPMSENSE_FIND_REQUIRES = (1 << 14), RPMSENSE_FIND_PROVIDES = (1 << 15), RPMSENSE_TRIGGERIN = (1 << 16), RPMSENSE_TRIGGERUN = (1 << 17), RPMSENSE_TRIGGERPOSTUN = (1 << 18), RPMSENSE_MISSINGOK = (1 << 19), RPMSENSE_PREUNTRANS = (1 << 20), RPMSENSE_POSTUNTRANS = (1 << 21), RPMSENSE_RPMLIB = (1 << 24), RPMSENSE_TRIGGERPREIN = (1 << 25), RPMSENSE_KEYRING = (1 << 26), RPMSENSE_CONFIG = (1 << 28), RPMSENSE_META = (1 << 29) }

Functions
rpmsenseFlags	rpmSanitizeDSFlags (rpmTagVal tagN, rpmsenseFlags Flags)

rpmsenseFlags	rpmParseDSFlags (const char *str, size_t len)

rpmds	rpmdsLink (rpmds ds)

rpmds	rpmdsFree (rpmds ds)

rpmds	rpmdsNew (Header h, rpmTagVal tagN, int flags)

char *	rpmdsNewDNEVR (const char *dspfx, const rpmds ds)

rpmds	rpmdsThis (Header h, rpmTagVal tagN, rpmsenseFlags Flags)

rpmds	rpmdsSingle (rpmTagVal tagN, const char N, const char EVR, rpmsenseFlags Flags)

rpmds	rpmdsCurrent (rpmds ds)

int	rpmdsPutToHeader (rpmds ds, Header h)

int	rpmdsCount (const rpmds ds)

int	rpmdsIx (const rpmds ds)

int	rpmdsSetIx (rpmds ds, int ix)

const char *	rpmdsDNEVR (const rpmds ds)

char	rpmdsD (const rpmds ds)

rpmTagVal	rpmdsDToTagN (char deptype)

const char *	rpmdsN (const rpmds ds)

const char *	rpmdsEVR (const rpmds ds)

int	rpmdsTi (const rpmds ds)

rpmsenseFlags	rpmdsFlags (const rpmds ds)

rpmTagVal	rpmdsTagN (const rpmds ds)

rpmTagVal	rpmdsTagEVR (const rpmds ds)

rpmTagVal	rpmdsTagF (const rpmds ds)

rpmTagVal	rpmdsTagTi (const rpmds ds)

unsigned int	rpmdsInstance (rpmds ds)

int	rpmdsIsWeak (rpmds ds)

int	rpmdsIsReverse (rpmds ds)

int	rpmdsIsSysuser (rpmds ds, char **sysuser)

rpm_color_t	rpmdsColor (const rpmds ds)

rpm_color_t	rpmdsSetColor (const rpmds ds, rpm_color_t color)

int	rpmdsNext (rpmds ds)

rpmds	rpmdsInit (rpmds ds)

int	rpmdsFind (rpmds ds, const rpmds ods)

int	rpmdsMerge (rpmds *dsp, rpmds ods)

int	rpmdsSearch (rpmds ds, rpmds ods)

int	rpmdsCompare (const rpmds A, const rpmds B)

int	rpmdsAnyMatchesDep (const Header h, const rpmds req, int nopromote)

int	rpmdsMatchesDep (const Header h, int ix, const rpmds req, int nopromote)

int	rpmdsNVRMatchesDep (const Header h, const rpmds req, int nopromote)

rpmds	rpmdsNewPool (rpmstrPool pool, Header h, rpmTagVal tagN, int flags)

rpmds	rpmdsThisPool (rpmstrPool pool, Header h, rpmTagVal tagN, rpmsenseFlags Flags)

rpmds	rpmdsSinglePool (rpmstrPool pool, rpmTagVal tagN, const char N, const char EVR, rpmsenseFlags Flags)

rpmds	rpmdsSinglePoolTix (rpmstrPool pool, rpmTagVal tagN, const char N, const char EVR, rpmsenseFlags Flags, int triggerIndex)

Detailed Description

How to compare dependencies.

Enumeration Type Documentation

enum rpmsenseFlags_e

Dependency Attributes.

Enumerator
RPMSENSE_POSTTRANS	posttrans dependency
RPMSENSE_PRETRANS	Pre-transaction dependency.
RPMSENSE_INTERP	Interpreter used by scriptlet.
RPMSENSE_SCRIPT_PRE	pre dependency.
RPMSENSE_SCRIPT_POST	post dependency.
RPMSENSE_SCRIPT_PREUN	preun dependency.
RPMSENSE_SCRIPT_POSTUN	postun dependency.
RPMSENSE_SCRIPT_VERIFY	verify dependency.
RPMSENSE_FIND_REQUIRES	find-requires generated dependency.
RPMSENSE_FIND_PROVIDES	find-provides generated dependency.
RPMSENSE_TRIGGERIN	triggerin dependency.
RPMSENSE_TRIGGERUN	triggerun dependency.
RPMSENSE_TRIGGERPOSTUN	triggerpostun dependency.
RPMSENSE_MISSINGOK	suggests/enhances hint.
RPMSENSE_PREUNTRANS	preuntrans dependency.
RPMSENSE_POSTUNTRANS	postuntrans dependency.
RPMSENSE_RPMLIB	rpmlib(feature) dependency.
RPMSENSE_TRIGGERPREIN	triggerprein dependency.
RPMSENSE_META	meta dependency.

Function Documentation

int rpmdsAnyMatchesDep	(	const Header	h,
		const rpmds	req,
		int	nopromote
	)

Compare package provides dependencies from header with a single dependency.

Parameters

h	header
req	dependency set
nopromote	unused

Returns: 1 if any dependency overlaps, 0 otherwise

rpm_color_t rpmdsColor ( const rpmds ds )

Return current dependency color.

Parameters

ds	dependency set

Returns: current dependency color

int rpmdsCompare	(	const rpmds	A,
		const rpmds	B
	)

Compare two versioned dependency ranges, looking for overlap.

Parameters

A	1st dependency
B	2nd dependency

Returns: 1 if dependencies overlap, 0 otherwise

int rpmdsCount ( const rpmds ds )

Return dependency set count.

Parameters

ds	dependency set

Returns: current count

rpmds rpmdsCurrent ( rpmds ds )

Return a new dependency set of size 1 from the current iteration index

Parameters

ds	dependency set

Returns: new dependency set

char rpmdsD ( const rpmds ds )

Return one char indicating the type of the dependency.

Parameters

ds	dependency set

Returns: character

const char* rpmdsDNEVR ( const rpmds ds )

Return current formatted dependency string.

Parameters

ds	dependency set

Returns: current dependency DNEVR, NULL on invalid

rpmTagVal rpmdsDToTagN ( char deptype )

Return matching tagN for one char dependency type description.

Parameters

deptype character

Returns: type of dependency

const char* rpmdsEVR ( const rpmds ds )

Return current dependency epoch-version-release.

Parameters

ds	dependency set

Returns: current dependency EVR, NULL on invalid

int rpmdsFind	(	rpmds	ds,
		const rpmds	ods
	)

Find a dependency set element using binary search.

Parameters

ds	dependency set to search
ods	dependency set element to find.

Returns: dependency index (or -1 if not found)

rpmsenseFlags rpmdsFlags ( const rpmds ds )

Return current dependency flags.

Parameters

ds	dependency set

Returns: current dependency flags, 0 on invalid

rpmds rpmdsFree ( rpmds ds )

Destroy a dependency set.

Parameters

ds	dependency set

Returns: NULL always

rpmds rpmdsInit ( rpmds ds )

Initialize dependency set iterator.

Parameters

ds	dependency set

Returns: dependency set

unsigned int rpmdsInstance ( rpmds ds )

Return dependency header instance, ie whether the dependency comes from an installed header or not.

Parameters

ds	dependency set

Returns: header instance of dependency (0 for not installed)

int rpmdsIsReverse ( rpmds ds )

Return whether dependency is reversed

Parameters

ds	dependency set

Returns: 1 if reversed, 0 if not

int rpmdsIsSysuser	(	rpmds	ds,
		char **	sysuser
	)

Return whether dependency represents a sysusers.d entry

Parameters

	ds	dependency set
[out]	sysuser	sysusers.d line if true (malloced), may be NULL

Returns: 1 if reversed, 0 if not

int rpmdsIsWeak ( rpmds ds )

Return whether dependency is weak

Parameters

ds	dependency set

Returns: 1 if weak, 0 if not

int rpmdsIx ( const rpmds ds )

Return dependency set index.

Parameters

ds	dependency set

Returns: current index

rpmds rpmdsLink ( rpmds ds )

Reference a dependency set instance.

Parameters

ds	dependency set

Returns: new dependency set reference

int rpmdsMatchesDep	(	const Header	h,
		int	ix,
		const rpmds	req,
		int	nopromote
	)

Compare package provides dependencies from header with a single dependency.

Parameters

h	header
ix	index in header provides
req	dependency set
nopromote	unused

Returns: 1 if any dependency overlaps, 0 otherwise

int rpmdsMerge	(	rpmds *	dsp,
		rpmds	ods
	)

Merge a dependency set maintaining (N,EVR,Flags) sorted order.

Parameters

[out]	*dsp	(merged) dependency set
	ods	dependency set to merge

Returns: number of merged dependencies, -1 on error

const char* rpmdsN ( const rpmds ds )

Return current dependency name.

Parameters

ds	dependency set

Returns: current dependency name, NULL on invalid

rpmds rpmdsNew	(	Header	h,
		rpmTagVal	tagN,
		int	flags
	)

Create and load a dependency set.

Parameters

h	header
tagN	type of dependency
flags	unused

Returns: new dependency set

char* rpmdsNewDNEVR	(	const char *	dspfx,
		const rpmds	ds
	)

Return new formatted dependency string.

Parameters

dspfx	formatted dependency string prefix
ds	dependency set

Returns: new formatted dependency (malloc'ed)

rpmds rpmdsNewPool	(	rpmstrPool	pool,
		Header	h,
		rpmTagVal	tagN,
		int	flags
	)

Create and load a dependency set.

Parameters

pool	shared string pool (or NULL for private pool)
h	header
tagN	type of dependency
flags	unused

Returns: new dependency set

int rpmdsNext ( rpmds ds )

Return next dependency set iterator index.

Parameters

ds	dependency set

Returns: dependency set iterator index, -1 on termination

int rpmdsNVRMatchesDep	(	const Header	h,
		const rpmds	req,
		int	nopromote
	)

Compare package name-version-release from header with a single dependency.

Parameters

h	header
req	dependency set
nopromote	unused

Returns: 1 if dependency overlaps, 0 otherwise

int rpmdsPutToHeader	(	rpmds	ds,
		Header	h
	)

Write content of the dependency set to the header

Parameters

ds	dependency set
h	header

Returns: 0 on success

int rpmdsSearch	(	rpmds	ds,
		rpmds	ods
	)

Search a sorted dependency set for an element that overlaps. A boolean result is saved (if allocated) and accessible through rpmdsResult(ods) afterwards.

Parameters

ds	dependency set to search
ods	dependency set element to find.

Returns: dependency index (or -1 if not found)

rpm_color_t rpmdsSetColor	(	const rpmds	ds,
		rpm_color_t	color
	)

Return current dependency color.

Parameters

ds	dependency set
color	new dependency color

Returns: previous dependency color

int rpmdsSetIx	(	rpmds	ds,
		int	ix
	)

Set dependency set index.

Parameters

ds	dependency set
ix	new index

Returns: new index, -1 on error

rpmds rpmdsSingle	(	rpmTagVal	tagN,
		const char *	N,
		const char *	EVR,
		rpmsenseFlags	Flags
	)

Create, load and initialize a dependency set of size 1.

Parameters

tagN	type of dependency
N	name
EVR	epoch:version-release
Flags	comparison flags

Returns: new dependency set

rpmds rpmdsSinglePool	(	rpmstrPool	pool,
		rpmTagVal	tagN,
		const char *	N,
		const char *	EVR,
		rpmsenseFlags	Flags
	)

Create, load and initialize a dependency set of size 1.

Parameters

pool	string pool (or NULL for private pool)
tagN	type of dependency
N	name
EVR	epoch:version-release
Flags	comparison flags

Returns: new dependency set

rpmds rpmdsSinglePoolTix	(	rpmstrPool	pool,
		rpmTagVal	tagN,
		const char *	N,
		const char *	EVR,
		rpmsenseFlags	Flags,
		int	triggerIndex
	)

Create, load and initialize a trigger dependency set of size 1.

Parameters

pool	string pool (or NULL for private pool)
tagN	type of dependency
N	name
EVR	epoch:version-release
Flags	comparison flags
triggerIndex	trigger index

Returns: new dependency set

rpmTagVal rpmdsTagEVR ( const rpmds ds )

Return current dependency type.

Parameters

ds	dependency set

Returns: current dependency type version tag, 0 on invalid

rpmTagVal rpmdsTagF ( const rpmds ds )

Return current dependency type.

Parameters

ds	dependency set

Returns: current dependency type flags tag, 0 on invalid

rpmTagVal rpmdsTagN ( const rpmds ds )

Return current dependency type.

Parameters

ds	dependency set

Returns: current dependency type, 0 on invalid

rpmTagVal rpmdsTagTi ( const rpmds ds )

Return current dependency type.

Parameters

ds	dependency set

Returns: current dependency type trigger index tag, 0 on invalid

rpmds rpmdsThis	(	Header	h,
		rpmTagVal	tagN,
		rpmsenseFlags	Flags
	)

Create, load and initialize a dependency for this header.

Parameters

h	header
tagN	type of dependency
Flags	comparison flags

Returns: new dependency set

rpmds rpmdsThisPool	(	rpmstrPool	pool,
		Header	h,
		rpmTagVal	tagN,
		rpmsenseFlags	Flags
	)

Create, load and initialize a dependency for this header.

Parameters

pool	string pool (or NULL for private pool)
h	header
tagN	type of dependency
Flags	comparison flags

Returns: new dependency set

int rpmdsTi ( const rpmds ds )

Return current dependency triggerindex.

Parameters

ds	dependency set

Returns: current dependency trigger index, -1 on invalid

rpmsenseFlags rpmParseDSFlags	(	const char *	str,
		size_t	len
	)

Convert a string to the sense flags

Parameters

str	the string
len	length of the string

Returns: flags, zero for unknown relations

rpmsenseFlags rpmSanitizeDSFlags	(	rpmTagVal	tagN,
		rpmsenseFlags	Flags
	)

Return only those flags allowed for given type of dependencies

Parameters

tagN	type of dependency
Flags	flags

Returns: flags filtered to allowed bits

Files

Enumerations

Functions

Detailed Description

Enumeration Type Documentation

Function Documentation