www.digitalmars.com         C & C++   DMDScript  

c++.command-line - Linking Errors

reply Brian S <brianscsmith yahoo.com> writes:
I am trying to compile a simple program to test drawing an image
in a window.  Compiling the source and resource are fine, but when
I try to link I get these errors:

C:\dm\Programs\Bmp1>dmc -L/exet:nt/su:windows bmp1.obj bmp1.res
bmp1.exe
link bmp1,bmp1,,user32+kernel32/RC:bmp1/noi/exet:nt/su:windows;
OPTLINK (R) for Win32  Release 7.50B1
Copyright (C) Digital Mars 1989 - 2001  All Rights Reserved

bmp1.obj(bmp1)
 Error 42: Symbol Undefined _DeleteObject 4
bmp1.obj(bmp1)
 Error 42: Symbol Undefined _DeleteDC 4
bmp1.obj(bmp1)
 Error 42: Symbol Undefined _SelectObject 8
bmp1.obj(bmp1)
 Error 42: Symbol Undefined _BitBlt 36
bmp1.obj(bmp1)
 Error 42: Symbol Undefined _GetObjectA 12
bmp1.obj(bmp1)
 Error 42: Symbol Undefined _CreateCompatibleDC 4

--- errorlevel 6

I think I need to include something, but I dont know what.
Feb 04 2007
parent Bertel Brander <bertel post4.tele.dk> writes:
Brian S skrev:

 I am trying to compile a simple program to test drawing an image
 in a window.  Compiling the source and resource are fine, but when
 I try to link I get these errors:
 
 C:\dm\Programs\Bmp1>dmc -L/exet:nt/su:windows bmp1.obj bmp1.res
 bmp1.exe
 link bmp1,bmp1,,user32+kernel32/RC:bmp1/noi/exet:nt/su:windows;
 OPTLINK (R) for Win32  Release 7.50B1
 Copyright (C) Digital Mars 1989 - 2001  All Rights Reserved
 
 bmp1.obj(bmp1)
  Error 42: Symbol Undefined _DeleteObject 4
 bmp1.obj(bmp1)
  Error 42: Symbol Undefined _DeleteDC 4
 bmp1.obj(bmp1)
  Error 42: Symbol Undefined _SelectObject 8
 bmp1.obj(bmp1)
  Error 42: Symbol Undefined _BitBlt 36
 bmp1.obj(bmp1)
  Error 42: Symbol Undefined _GetObjectA 12
 bmp1.obj(bmp1)
  Error 42: Symbol Undefined _CreateCompatibleDC 4
 
 --- errorlevel 6
 
 I think I need to include something, but I dont know what.


You need to link in the library for those functions,
which is Gdi32.lib

Try:
dmc -L/exet:nt/su:windows bmp1.obj bmp1.res gdi32.lib bmp1.exe


-- 
Just another homepage:
http://damb.dk
But it's mine - Bertel
Feb 04 2007