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Prolog Control Block Contents SYMLH DSECT Storage Layout Cross Reference (Contains links to field and bit definitions) |
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| SYMLH Prolog | Top of page |
NAME : HCPSYMLH
DESCRIPTION: Symbol LOCATE Header Block
DSECT : SYMLH
FUNCTION : The Symbol LOCATE Header Block locates and controls the
SYMPT blocks and their SYMTB entries, which are used
by the LOCATE command, and other locate facilities in
CP, to locate and identify CP external labels.
LOCATED BY : SYSLOCAT in SYSCM.
CREATED BY : HCPCFDIN during system initialization.
DELETED BY : None
REFERENCES : None
SERIALIZED : Additions or changes to the SYMPT entries and to the
SYMTB entries require exclusive control of the
SYMLHLCK lock.
Searches of the SYMPT entries and of the SYMTB entries
require shared control of the SYMLHLCK lock.
RELOCATION CONSIDERATIONS : None
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| SYMLH Control Block Content | Top of page |
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| SYMLH Storage Layout | Top of page |
*** SYMLH - Symbol LOCATE Header Block
*
* +-------------------------------------------------------+
* 0 | |
* = SYMLHLCK =
* | |
* +---------------------------+---------------------------+
* 18 | SYMLHPT1 |
* +---------------------------+
*
*** SYMLH - Symbol LOCATE Header Block
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| SYMLH Cross Reference | Top of page |
Symbol Dspl Value -------------- ---- ----- SYMLHEND 001C SYMLHLCK 0000 SYMLHPT1 0018 |
Copyright IBM Corporation, 1990, 2022