TAL Reference Manual

Procedures
TAL Reference Manual—526371-001
13-14
Usage Consideration
local-decl
is a declaration for one of:
Simple variable
Array (direct, indirect, or read-only)
Structure (direct or indirect)
Simple pointer
Structure pointer
Equivalenced variable
LITERAL
DEFINE
Label
Entry point
FORWARD subprocedure
subproc-decl
is a subprocedure declaration, as described in Subprocedure Declaration on
page 13-15.
statement
is any statement described in Section 12, Statements.
Usage Consideration
Section 11, “Using Procedures,” in the TAL Programmer’s Guide describes:
•
How the compiler allocates storage for procedures and their parameters
•
How you call procedures
Examples of Procedure Declarations
1. This example shows two procedures, the second of which calls the first:
INT c; !Global declaration
PROC first;
BEGIN !Procedure body
INT a, !Local declarations
b;
!Lots of code
END;
PROC second;
BEGIN !Procedure body
!Lots of code
CALL first; !Call first procedure
!More code
END;