M$SIZE

The M$SIZE library routine retrieves the size of a memory region previously allocated with the M$ALLOC library routine.

Syntax:

CALL "M$SIZE" USING memAddress               GIVING memSize

Parameters:

memAddress

USAGE HANDLE

Specifies the handle to the memory region.

Return code:

memSize can be any numeric data item. It receives the size of the memory region pointed by memAddress.

Examples:

Example - Allocate 8 bytes of memory, check if the memory size is 8

*> define msize as pic 9(2) and mem1 usage handle   call "m$alloc" using 8, mem1 call "m$size" using mem1 giving msize if msize not = 8    display "Error allocating memory" end-if