[Overview][Constants][Types][Procedures and functions][Variables][Index] Reference for unit 'go32' (#rtl)

set_segment_limit

Set descriptor limit

Declaration

Source position: go32.pp line 86

function set_segment_limit(

  d: Word;

  s: LongInt

):Boolean;

Description

Sets the limit of a descriptor.

Parameters:

d
selector.
s
new limit of the descriptor.

Return values: Returns True if successful, else False.

Remark: The new limit specified must be the byte length of the segment - 1. Segment limits bigger than or equal to 1MB must be page aligned, they must have the lower 12 bits set.

For an example, see allocate_ldt_descriptors.

Errors

Check the int31error variable.

See also

allocate_ldt_descriptors

  

Allocate a number of descriptors

set_segment_base_address

  

Set descriptor's base address

get_segment_limit

  

Return segment limite from descriptor

set_segment_limit

  

Set descriptor limit

The latest version of this document can be found at lazarus-ccr.sourceforge.net.