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Length: 8192 (0x2000)
Types: Ada Source
Notes: 03_class, FILE, R1k_Segment, e3_tag, package body C_Strings, seg_04cddc
└─⟦8527c1e9b⟧ Bits:30000544 8mm tape, Rational 1000, Arrival backup of disks in PAM's R1000
└─ ⟦5a81ac88f⟧ »Space Info Vol 1«
└─⟦this⟧
with A_Strings;
with Unchecked_Conversion;
with System;
use System;
package body C_Strings is
use Ascii;
function C_Length (S : C_String) return Integer is
begin
for I in S'Range loop
if S (I) = Nul then
return I - 1;
end if;
end loop;
end C_Length;
function Convert_C_To_String (S : C_String) return String is
begin
if S = null then
return "";
else
return S (1 .. C_Length (S));
end if;
end Convert_C_To_String;
function Convert_C_To_A (S : C_String) return A_Strings.A_String is
begin
return A_Strings.To_A (Convert_C_To_String (S));
end Convert_C_To_A;
function Convert_A_To_C (S : A_Strings.A_String) return C_String is
begin
return Address_To_C (A_Strings.To_C (S));
end Convert_A_To_C;
function To_C (S : A_Strings.A_String; Buf : System.Address)
return C_String is
C : C_String := Address_To_C (Buf);
begin
C (1 .. S.Len) := S.S (1 .. S.Len);
C (S.Len + 1) := Ascii.Nul;
return C;
end To_C;
function Convert_String_To_C (S : String) return C_String is
Len : Integer := (S'Last - S'First + 1) + 1;
type String_Ptr is access String (1 .. Len);
Buffer : String_Ptr := new String (1 .. Len);
begin
return To_C (S, Buffer (1)'Address);
end Convert_String_To_C;
function To_C (S : String; Buf : System.Address) return C_String is
C : C_String := Address_To_C (Buf);
Len : Integer := S'Length;
begin
C (1 .. Len) := S;
C (Len + 1) := Ascii.Nul;
return C;
end To_C;
function Strcmp (A, B : C_String) return Boolean is
Len : Integer;
begin
if A = null then
return B = null;
elsif B = null then
return False;
end if;
Len := C_Length (A) + 1;
return A (1 .. Len) = B (1 .. Len); -- include nul in compare
end Strcmp;
function Strcmp (A : C_String; B : A_Strings.A_String) return Boolean is
Len : Integer;
begin
if A = null then
return A_Strings."=" (B, null);
elsif A_Strings."=" (B, null) then
return False;
end if;
Len := C_Length (A);
return B.Len = Len and then A (1 .. Len) = B.S;
end Strcmp;
function Strcmp (A : A_Strings.A_String; B : C_String) return Boolean is
Len : Integer;
begin
if B = null then
return A_Strings."=" (A, null);
elsif A_Strings."=" (A, null) then
return False;
end if;
Len := C_Length (B);
return A.Len = Len and then B (1 .. Len) = A.S;
end Strcmp;
function Strcmp (A : C_String; B : String) return Boolean is
Len : Integer;
begin
Len := C_Length (A);
return B'Length = Len and then A (1 .. Len) = B;
end Strcmp;
function Strcmp (A : String; B : C_String) return Boolean is
Len : Integer := C_Length (B);
begin
return A'Length = Len and then B (1 .. Len) = A;
end Strcmp;
function Strcmp (X, Y : C_String) return Integer is
J : Integer;
begin
J := Y'First;
for I in X'First .. C_Length (X) loop
if X (I) < Y (J) then
return -1;
elsif X (I) > Y (J) then
return 1;
end if;
J := J + 1;
end loop;
if J <= C_Length (Y) then
return -1;
else
return 0;
end if;
exception
when Constraint_Error =>
return 1;
end Strcmp;
function Strcpy (To : C_String; From : String) return C_String is
I : Integer;
begin
I := 1;
for J in From'Range loop
To (I) := From (J);
I := I + 1;
end loop;
To (I) := Ascii.Nul;
return To;
end Strcpy;
function Strcpy (To : C_String; From : A_Strings.A_String)
return C_String is
I : Integer;
begin
I := 1;
for J in 1 .. From.Len loop
To (I) := From.S (J);
I := I + 1;
end loop;
To (I) := Ascii.Nul;
return To;
end Strcpy;
function Strcpy (To : C_String; From : C_String) return C_String is
I : Integer;
begin
I := 1;
for J in 1 .. C_Length (From) loop
To (I) := From (J);
I := I + 1;
end loop;
To (I) := Ascii.Nul;
return To;
end Strcpy;
function Strcat (To : C_String; From : String) return C_String is
I : Integer;
begin
I := C_Length (To) + 1;
for J in From'Range loop
To (I) := From (J);
I := I + 1;
end loop;
To (I) := Ascii.Nul;
return To;
end Strcat;
function Strcat (To : C_String; From : A_Strings.A_String)
return C_String is
I : Integer;
begin
I := C_Length (To) + 1;
for J in 1 .. From.Len loop
To (I) := From.S (J);
I := I + 1;
end loop;
To (I) := Ascii.Nul;
return To;
end Strcat;
function Strcat (To : C_String; From : C_String) return C_String is
I : Integer;
begin
I := C_Length (To) + 1;
for J in 1 .. C_Length (From) loop
To (I) := From (J);
I := I + 1;
end loop;
To (I) := Ascii.Nul;
return To;
end Strcat;
function String_Copy (A : C_String) return C_String is
begin
return Convert_A_To_C (A_Strings.To_A (A (1 .. C_Length (A))));
end String_Copy;
function Rindex (Str : C_Strings.C_String; Ch : Character) return Integer is
Last : Integer := 0;
begin
for I in Str'Range loop
if Str (I) = Ch then
Last := I;
elsif Str (I) = Ascii.Nul then
return Last;
end if;
end loop;
return 0;
end Rindex;
end C_Strings;
nblk1=7
nid=0
hdr6=e
[0x00] rec0=27 rec1=00 rec2=01 rec3=00a
[0x01] rec0=1f rec1=00 rec2=02 rec3=028
[0x02] rec0=1f rec1=00 rec2=03 rec3=020
[0x03] rec0=24 rec1=00 rec2=04 rec3=012
[0x04] rec0=26 rec1=00 rec2=05 rec3=036
[0x05] rec0=24 rec1=00 rec2=06 rec3=050
[0x06] rec0=10 rec1=00 rec2=07 rec3=000
tail 0x2154978b6874f7b9105b6 0x42a00088462060003