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Magical Functions

mg_clear

Clear something magical that the SV represents. See sv_magic.

 

int mg_clear(SV* sv)

mg_copy

Copies the magic from one SV to another. See sv_magic.

 

int mg_copy(SV* sv, SV* nsv, const char* key, I32 klen)

mg_find

Finds the magic pointer for type matching the SV. See sv_magic.

 

MAGIC* mg_find(SV* sv, int type)

mg_free

Free any magic storage used by the SV. See sv_magic.

 

int mg_free(SV* sv)

mg_get

Do magic after a value is retrieved from the SV. See sv_magic.

 

int mg_get(SV* sv)

mg_length

Report on the SV's length. See sv_magic.

 

U32 mg_length(SV* sv)

mg_magical

Turns on the magical status of an SV. See sv_magic.

 

void mg_magical(SV* sv)

mg_set

Do magic after a value is assigned to the SV. See sv_magic.

 

int mg_set(SV* sv)

SvGETMAGIC

Invokes mg_get on an SV if it has 'get' magic. This macro evaluates its argument more than once.

 

void SvGETMAGIC(SV* sv)

SvLOCK

Arranges for a mutual exclusion lock to be obtained on sv if a suitable module has been loaded.

 

void SvLOCK(SV* sv)

SvSETMAGIC

Invokes mg_set on an SV if it has 'set' magic. This macro evaluates its argument more than once.

 

void SvSETMAGIC(SV* sv)

SvSetMagicSV

Like SvSetSV, but does any set magic required afterwards.

 

void SvSetMagicSV(SV* dsb, SV* ssv)

SvSetMagicSV_nosteal

Like SvSetMagicSV, but does any set magic required afterwards.

 

void SvSetMagicSV_nosteal(SV* dsv, SV* ssv)

SvSetSV

Calls sv_setsv if dsv is not the same as ssv. May evaluate arguments more than once.

 

void SvSetSV(SV* dsb, SV* ssv)

SvSetSV_nosteal

Calls a non-destructive version of sv_setsv if dsv is not the same as ssv. May evaluate arguments more than once.

 

void SvSetSV_nosteal(SV* dsv, SV* ssv)

SvSHARE

Arranges for sv to be shared between threads if a suitable module has been loaded.

 

void SvSHARE(SV* sv)

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