From 1d4ad4df1daa3fdf2f70d4abfe14df65ad21292e Mon Sep 17 00:00:00 2001
From: David Webster <Dave.Webster@bhmi.com>
Date: Thu, 9 Mar 2000 21:12:29 +0000
Subject: [PATCH] Update for building png as an os2 dll

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@6567 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 src/png/MAKEFILE.VA | 39 +++++++++++++++++++++++++++++++++++++--
 1 file changed, 37 insertions(+), 2 deletions(-)

diff --git a/src/png/MAKEFILE.VA b/src/png/MAKEFILE.VA
index 50eed819fa..e7581f96d4 100644
--- a/src/png/MAKEFILE.VA
+++ b/src/png/MAKEFILE.VA
@@ -18,13 +18,22 @@ OS2LINKFLAGS=/BASE:0x00010000 /PMTYPE:PM /NOE /NOD /ALIGN:16
 OS2LIBFLAGS=/NOL /NOE
 OS2LIBS=CPPOM30.lib CPPOOC3.LIB OS2386.LIB
 
+!if "$(WXMAKINGDLL)" != "0"
+EXTRADLLFLAGS=/DWXMAKINGDLL=1 /Ge- /D__OS2DLL__
+EXTRALNKFLAGS=/DLL
+!endif
+
 # Change WXDIR or WXWIN to wherever wxWindows is found
 WXDIR = $(WXWIN)
 
 OS2PNGDIR=$(WXDIR)\src\png
 OS2PNGINC=$(WINPNGDIR)
 OS2PNGLIB=$(WXDIR)\lib\os2png.lib
-
+!if "$(WXMAKINGDLL)" != "1"
+OS2PNGLIB=$(WXDIR)\lib\os2png.lib
+!else
+OS2PNGLIB=$(WXDIR)\lib\os2png.dll
+!endif
 INC=-I$(WXDIR)\src\zlib -I$(OS2PNGINC)
 
 !ifndef FINAL
@@ -42,7 +51,11 @@ MAKEPRECOMP=/Fi$(PCH)
 !endif
 
 !if "$(FINAL)" == "0"
+!if "$(WXMAKINGDLL)" == "1"
+D=DebugOS2DLL
+!else
 D=DebugOS2
+!endif
 OPT =
 DEBUG_FLAGS= /Ti /D__WXDEBUG__ #/Fb
 LINK_DEBUG_FLAGS=/DEBUG
@@ -50,7 +63,11 @@ CRTFLAG=/Gm /Gd
 !else
 # /O1 - smallest code
 # /O2 - fastest code
+!if "$(WXMAKINGDLL)" == "1"
+D=RelseOS2DLL
+!else
 D=RelseOS2
+!endif
 OPT = /O+ /Oc /G5
 DEBUG_FLAGS=
 LINK_DEBUG_FLAGS=/RELEASE
@@ -60,7 +77,9 @@ CRTFLAG=/Gm /Gd
 !if [md $(OS2PNGDIR)\$D]
 !endif
 
-CPPFLAGS=$(OS2FLAGS) $(DEBUG_FLAGS) $(PRECOMP) $(INC) $(OPT) $(CRTFLAG)
+CPPFLAGS=$(OS2FLAGS) $(EXTRADLLFLAGS) $(DEBUG_FLAGS) $(PRECOMP) $(INC) $(OPT) $(CRTFLAG)
+LINKFKAGS=$(OS2LINKFLAGS) $(EXTRALNKFLAGS)
+LIBS=..\\..\\lib\os2zlibd.lib
 
 {..\png}.c{..\png\$D}.obj:
     @echo $<
@@ -87,6 +106,8 @@ OBJECTS = \
 
 all:  $(OS2PNGLIB)
 
+!if "$(WXMAKINGDLL)" != "1"
+
 $(WXDIR)\lib\os2png.lib: $(OBJECTS)
  touch $(WXDIR)\lib\os2png.lib
  del $(WXDIR)\lib\os2png.lib
@@ -94,6 +115,20 @@ $(WXDIR)\lib\os2png.lib: $(OBJECTS)
     $**;
 <<
 
+!else
+
+# Update the dynamic link library
+$(WXDIR)\lib\os2png.dll: $(OBJECTS)
+    icc @<<
+    /B" $(LINKFLAGS)" /Fe$@
+    $(LIBS)
+    $(OBJECTS)
+    $(WXDIR)\lib\os2png.def
+<<
+    implib $(WXDIR)\lib\os2pngd.lib $(WXDIR)\lib\os2png.def
+
+!endif
+
 clean:
         del      $(OS2PNGLIB)
         erase /N $(OS2PNGDIR)\$D
-- 
2.45.2