1-- C3A00122.AM 2-- 3-- Grant of Unlimited Rights 4-- 5-- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687, 6-- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained 7-- unlimited rights in the software and documentation contained herein. 8-- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making 9-- this public release, the Government intends to confer upon all 10-- recipients unlimited rights equal to those held by the Government. 11-- These rights include rights to use, duplicate, release or disclose the 12-- released technical data and computer software in whole or in part, in 13-- any manner and for any purpose whatsoever, and to have or permit others 14-- to do so. 15-- 16-- DISCLAIMER 17-- 18-- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR 19-- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED 20-- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE 21-- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE 22-- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A 23-- PARTICULAR PURPOSE OF SAID MATERIAL. 24--* 25-- 26-- OBJECTIVE: 27-- Check that an access-to-subprogram object can be used to invoke a 28-- subprogram when the subprogram body had been declared and implemented 29-- as a subunit. 30-- 31-- TEST DESCRIPTION: 32-- Declare an access to procedure type in a main program. Declare 33-- three different log subprogram body stubs that can be referred to by 34-- the access to procedure type. 35-- 36-- Complete bodies of the log procedures. 37-- 38-- In the main program, each procedure will be called indirectly by 39-- dereferencing the access value. 40-- 41-- TEST FILES: 42-- The following files comprise this test: 43-- 44-- C3A00120.A 45-- C3A00121.A 46-- => C3A00122.AM 47-- 48-- 49-- CHANGE HISTORY: 50-- 06 Dec 94 SAIC ACVC 2.0 51-- 52--! 53 54 with Report; 55 56 with C3A0012_0; 57 58 procedure C3A00122 is 59 60 function "="( A,B: C3A0012_0.Call_Kind ) return Boolean 61 renames C3A0012_0."="; 62 63 Log_Access : C3A0012_0.Log_Procedure_Ptr; 64 Theta : Float := 0.0; 65 Method : C3A0012_0.Call_Kind := C3A0012_0.No_Call_Made; 66 67 68 69 function Due_Process( LA: C3A0012_0.Log_Procedure_Ptr ) 70 return C3A0012_0.Call_Kind is 71 Result : C3A0012_0.Call_Kind := C3A0012_0.No_Call_Made; 72 begin 73 LA( Theta, Result ); 74 return Result; 75 end Due_Process; 76 77 begin 78 79 Report.Test ("C3A0012", "Check that an access to a subprogram object " & 80 "can be used to select and invoke an operation with " & 81 "appropriate arguments"); 82 83 Log_Access := C3A0012_0.Log_Calc_Fast'Access; 84 85 -- Invoking Log procedure designated by access value 86 Method := Due_Process( Log_Access ); 87 88 If Method /= C3A0012_0.Fast_Call then 89 Report.Failed ("Incorrect Log_Calc_Fast result"); 90 end if; 91 92 Log_Access := C3A0012_0.Log_Calc_Acc'Access; 93 94 -- Invoking Log procedure designated by access value 95 Method := Due_Process( Log_Access ); 96 97 If Method /= C3A0012_0.Accurate_Call then 98 Report.Failed ("Incorrect Log_Calc_Acc result"); 99 end if; 100 101 Log_Access := C3A0012_0.Log_Calc_Table'Access; 102 103 -- Invoking Log procedure designated by access value 104 Method := Due_Process( Log_Access ); 105 106 If Method /= C3A0012_0.Table_Lookup_Call then 107 Report.Failed ("Incorrect Log_Calc_Table result"); 108 end if; 109 110 Report.Result; 111 112 end C3A00122; 113 114