DataMuseum.dk Presents historical artifacts from the history of: Rational R1000/400

This is an automatic "excavation" of a thematic subset of artifacts from Datamuseum.dk's BitArchive. See our Wiki for more about Rational R1000/400 Excavated with: AutoArchaeologist - Free & Open Source Software.

top - download

⟦5babd76b3⟧ Ada Source

    Length: 14336 (0x3800)
    Types: Ada Source
    Notes: 03_class, FILE, R1k_Segment, e3_tag, package body Vstring_Compare, seg_005837

Derivation

└─⟦8527c1e9b⟧ Bits:30000544 8mm tape, Rational 1000, Arrival backup of disks in PAM's R1000
    └─ ⟦5a81ac88f⟧ »Space Info Vol 1« 
        └─⟦this⟧ 

with Arithmetic;
use Arithmetic;
with Vstring_Type;
use Vstring_Type;

package body Vstring_Compare is
------------------------------------------------------------------------------
-- VString Comparison Routines
------------------------------------------------------------------------------
-- Copyright 1988 - 1991 by Rational, Santa Clara, California.
--
--                  All Rights Reserved.
--
-- Permission to use, copy, modify, and distribute this software and its
-- documentation for any purpose and without fee is hereby granted,
-- provided that the above copyright notice(s) appear in all copies and that
-- both that copyright notice(s) and this permission notice appear in
-- supporting documentation, and that the name of Rational not be used in
-- advertising or publicity pertaining to distribution of the software
-- without specific, written prior permission.
--
-- Rational disclaims all warranties with regard to this software, including
-- all implied warranties of merchantability and fitness, in no event shall
-- Rational be liable for any special, indirect or consequential damages or
-- any damages whatsoever resulting from loss of use, data or profits, whether
-- in an action of contract, negligence or other tortious action, arising out
-- of or in connection with the use or performance of this software.
------------------------------------------------------------------------------

--\x0c
    function Compare (Vstr1 : Vstring_Data;  
                      Vstr2 : Vstring_Data) return Result_Type is
        Len    : S_Natural   := Vstr1.Length;
        Result : Result_Type := -1;
        Diff   : S_Long;
    begin
        if Len > Vstr2.Length then
            Len    := Vstr2.Length;
            Result := 1;
        end if;
        for I in 1 .. Len loop
            Diff := Character'Pos (Vstr1.Chars (I)) -
                       Character'Pos (Vstr2.Chars (I));
            if Diff /= 0 then
                return Diff;
            end if;
        end loop;
        if Vstr1.Length = Vstr2.Length then
            return 0;
        end if;
        return Result;
    end Compare;

--\x0c
    function Compare (Vstr1 : Vstring_Data;  
                      Vstr2 : Vstring) return Result_Type is
        Len    : S_Natural   := Vstr1.Length;
        Result : Result_Type := -1;
        Diff   : S_Long;
    begin
        if Len > Vstr2.Length then
            Len    := Vstr2.Length;
            Result := 1;
        end if;
        for I in 1 .. Len loop
            Diff := Character'Pos (Vstr1.Chars (I)) -
                       Character'Pos (Vstr2.Chars (I));
            if Diff /= 0 then
                return Diff;
            end if;
        end loop;
        if Vstr1.Length = Vstr2.Length then
            return 0;
        end if;
        return Result;
    end Compare;

--\x0c
    function Compare (Vstr1 : Vstring;  
                      Vstr2 : Vstring_Data) return Result_Type is
        Len    : S_Natural   := Vstr1.Length;
        Result : Result_Type := -1;
        Diff   : S_Long;
    begin
        if Len > Vstr2.Length then
            Len    := Vstr2.Length;
            Result := 1;
        end if;
        for I in 1 .. Len loop
            Diff := Character'Pos (Vstr1.Chars (I)) -
                       Character'Pos (Vstr2.Chars (I));
            if Diff /= 0 then
                return Diff;
            end if;
        end loop;
        if Vstr1.Length = Vstr2.Length then
            return 0;
        end if;
        return Result;
    end Compare;

--\x0c
    function Compare (Vstr1 : Vstring;  
                      Vstr2 : Vstring) return Result_Type is
        Len    : S_Natural   := Vstr1.Length;
        Result : Result_Type := -1;
        Diff   : S_Long;
    begin
        if Len > Vstr2.Length then
            Len    := Vstr2.Length;
            Result := 1;
        end if;
        for I in 1 .. Len loop
            Diff := Character'Pos (Vstr1.Chars (I)) -
                       Character'Pos (Vstr2.Chars (I));
            if Diff /= 0 then
                return Diff;
            end if;
        end loop;
        if Vstr1.Length = Vstr2.Length then
            return 0;
        end if;
        return Result;
    end Compare;

--\x0c
    function Compare (Vstr1 : Vstring_Data;  
                      Vstr2 : E_String) return Result_Type is
        Len    : S_Natural   := Vstr2'Length;
        Result : Result_Type := 1;
        Diff   : S_Long;
    begin
        if Len > Vstr1.Length then
            Len    := Vstr1.Length;
            Result := -1;
        end if;
        for I in 0 .. Len - 1 loop
            Diff := Character'Pos (Vstr1.Chars (I + 1)) -
                       Character'Pos (Vstr2 (I + Vstr2'First));
            if Diff /= 0 then
                return Diff;
            end if;
        end loop;
        if Vstr1.Length = Vstr2'Length then
            return 0;
        end if;
        return Result;
    end Compare;

--\x0c
    function Compare (Vstr1 : Vstring_Data;  
                      Vstr2 : Character) return Result_Type is
    begin
        if Vstr1.Length = 0 then
            return -1;
        end if;
        return Character'Pos (Vstr1.Chars (1)) - Character'Pos (Vstr2);
    end Compare;

--\x0c
    function Compare (Vstr1  : Vstring_Data;  
                      Vstr2  : Character;  
                      Copies : S_Natural) return Result_Type is
        Len    : S_Natural   := Vstr1.Length;
        Result : Result_Type := -1;
        Diff   : S_Long;
    begin
        if Len > Copies then
            Len    := Copies;
            Result := 1;
        end if;
        for I in 1 .. Len loop
            Diff := Character'Pos (Vstr1.Chars (I)) - Character'Pos (Vstr2);
            if Diff /= 0 then
                return Diff;
            end if;
        end loop;
        if Vstr1.Length = Copies then
            return 0;
        end if;
        return Result;
    end Compare;

--\x0c
    function Compare (Vstr1 : Vstring;  
                      Vstr2 : E_String) return Result_Type is
        Len    : S_Natural   := Vstr2'Length;
        Result : Result_Type := 1;
        Diff   : S_Long;
    begin
        if Len > Vstr1.Length then
            Len    := Vstr1.Length;
            Result := -1;
        end if;
        for I in 0 .. Len - 1 loop
            Diff := Character'Pos (Vstr1.Chars (I + 1)) -
                       Character'Pos (Vstr2 (I + Vstr2'First));
            if Diff /= 0 then
                return Diff;
            end if;
        end loop;
        if Vstr1.Length = Vstr2'Length then
            return 0;
        end if;
        return Result;
    end Compare;

--\x0c
    function Compare (Vstr1 : Vstring;  
                      Vstr2 : Character) return Result_Type is
    begin       if Vstr1.Length = 0 then
            return -1;
        end if;
        return Character'Pos (Vstr1.Chars (1)) - Character'Pos (Vstr2);
    end Compare;

--\x0c
    function Compare (Vstr1  : Vstring;  
                      Vstr2  : Character;  
                      Copies : S_Natural) return Result_Type is
        Len    : S_Natural   := Vstr1.Length;
        Result : Result_Type := -1;
        Diff   : S_Long;
    begin
        if Len > Copies then
            Len    := Copies;
            Result := 1;
        end if;
        for I in 1 .. Len loop
            Diff := Character'Pos (Vstr1.Chars (I)) - Character'Pos (Vstr2);
            if Diff /= 0 then
                return Diff;
            end if;
        end loop;
        if Vstr1.Length = Copies then
            return 0;
        end if;
        return Result;
    end Compare;

--\x0c
end Vstring_Compare;

    nblk1=d
    nid=0
    hdr6=1a
        [0x00] rec0=18 rec1=00 rec2=01 rec3=010
        [0x01] rec0=16 rec1=00 rec2=02 rec3=00e
        [0x02] rec0=00 rec1=00 rec2=0d rec3=014
        [0x03] rec0=23 rec1=00 rec2=03 rec3=038
        [0x04] rec0=00 rec1=00 rec2=0c rec3=014
        [0x05] rec0=20 rec1=00 rec2=04 rec3=01e
        [0x06] rec0=01 rec1=00 rec2=0b rec3=024
        [0x07] rec0=1f rec1=00 rec2=05 rec3=022
        [0x08] rec0=00 rec1=00 rec2=0a rec3=014
        [0x09] rec0=21 rec1=00 rec2=06 rec3=00e
        [0x0a] rec0=00 rec1=00 rec2=09 rec3=014
        [0x0b] rec0=23 rec1=00 rec2=07 rec3=002
        [0x0c] rec0=20 rec1=00 rec2=08 rec3=000
    tail 0x21500aefe81978f013b3b 0x42a00088462063203