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|
{
Program to detect the version of libgdb that will be
used for linking
}
program find_gdb_version;
{$R-}
{$ifdef unix}
{$Linklib c}
{$endif}
{$LINKLIB libgdb.a}
uses
strings;
const
{ This variable should be change with change in GDB CVS PM }
Current_cvs_version : longint = 503;
Max_version_length = 255;
const
output_file:string='';
var
version : array[0..0] of char;cvar;external;
gdbversion : pchar;
subver_str : string;
i, version_number,
subversion_number : longint;
subsubversion_number : longint;
error : word;
only_ver : boolean;
o : text;
begin
only_ver:=(Paramcount>0) and (ParamStr(1)='-n');
if (paramcount>=2) and (paramstr(1)='-o') then
begin
only_ver:=true;
output_file:=paramstr(2);
end;
getmem(gdbversion,Max_version_length+1);
strlcopy(gdbversion,@version,Max_version_length);
gdbversion[Max_version_length]:=#0;
if (gdbversion[0] in ['4','5','6','7','8','9']) and (gdbversion[1]='.') then
begin
if not only_ver then
Writeln('GDB version is ',pchar(@version));
version_number:=ord(gdbversion[0])-ord('0');
i:=2;
subver_str:='';
while gdbversion[i] in ['0'..'9'] do
begin
subver_str:=subver_str+gdbversion[i];
inc(i);
end;
val(subver_str,subversion_number,error);
inc(i);
subver_str:='';
while gdbversion[i] in ['0'..'9'] do
begin
subver_str:=subver_str+gdbversion[i];
inc(i);
end;
if subver_str<>'' then
val(subver_str,subsubversion_number,error);
{ 5.02.90 is a pretest of 5.03.. PM }
if subsubversion_number>=90 then
inc(subversion_number);
if (error=0) and (subversion_number>=0) and
(subversion_number<=99) then
version_number:=version_number*100+subversion_number;
end
else if (gdbversion[0]='2') and (gdbversion[1]='0') and
(gdbversion[2] in ['0'..'9']) and (gdbversion[3] in ['0'..'9']) then
begin
{ CVS version from 2000 to 2099,
assume current_cvs_version PM }
version_number:=Current_cvs_version;
end
else
begin
if not only_ver then
Writeln('Unsupported GDB version');
version_number:=0;
end;
freemem(gdbversion);
if output_file<>'' then
begin
assign(o,output_file);
rewrite(o);
writeln(o,'{$define GDB_V',version_number,'}');
close(o);
end
else
begin
if only_ver then
Write(version_number);
Halt(version_number);
end;
end.
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