From 205b0c9c6aa69c02a7774846e677910bf1609a53 Mon Sep 17 00:00:00 2001
From: Vadim Zeitlin <vadim@wxwidgets.org>
Date: Tue, 4 Feb 2003 20:34:43 +0000
Subject: [PATCH] try to create smaller executables

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@19113 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 src/makeprog.wat |  3 ++-
 src/makewat.env  | 48 +++++++++++++++++++++++-------------------------
 2 files changed, 25 insertions(+), 26 deletions(-)

diff --git a/src/makeprog.wat b/src/makeprog.wat
index 81b497a128..d52cc801e1 100644
--- a/src/makeprog.wat
+++ b/src/makeprog.wat
@@ -29,8 +29,9 @@ $(RESFILE): $(PROGRAM).rc $(WXDIR)\include\wx\msw\wx.rc
 
 $(LNK) : makefile.wat
     %create $(LNK)
+    @%append $(LNK) $(LDFLAGS)
     @%append $(LNK) $(DEBUGINFO)
-    @%append $(LNK) system $(LINKOPTION)
+    @%append $(LNK) system $(LINKSYSTEM)
     @%append $(LNK) $(STACK)
     @%append $(LNK) name $(OUTPUTDIR)$(PROGRAM).exe
     @for %i in ($(OBJECTS)) do @%append $(LNK) file %i
diff --git a/src/makewat.env b/src/makewat.env
index d69a9762d9..24acfc30ac 100644
--- a/src/makewat.env
+++ b/src/makewat.env
@@ -28,6 +28,22 @@ FINAL=0
 # compiler
 WATCOM_SUFFIX=_w
 
+# change/remove this if you want to create programs for older Windows versions,
+# increase the version to be able to use more Win2K+-only features
+WINVERFLAGS = /dWINVER=0x400 /d_WIN32_IE=0x0300
+
+# optimize for space/time: /os or /ot
+!ifeq FINAL 1
+OPTFLAGS=/oails /5r
+!else
+OPTFLAGS=/od
+!endif
+
+
+###############################################################################
+# You shouldn't have to modify anything after this point
+###############################################################################
+
 .EXTENSIONS:
 .EXTENSIONS: .exe .obj .c .cc .cpp .res .rc .def
 
@@ -69,10 +85,10 @@ DEBUGSUFFIX =
 !ifeq wxUSE_GUI 0
 TOOLKIT = base
 BASEDIRPREFIX = Base
-LINKOPTION = nt
+LINKSYSTEM = nt
 !else
 TOOLKIT = msw
-LINKOPTION = nt_win
+LINKSYSTEM = nt_win
 BASEDIRPREFIX = 
 !endif
 
@@ -103,16 +119,12 @@ PRECOMP     = /fh=$(OUTPUTDIR)watcom.pch
 # the basename of the library
 LIBNAME=wx$(TOOLKIT)$(DEBUGSUFFIX)$(WATCOM_SUFFIX)
 
-# You shouldn't have to modify anything after this point
-########################################################
-
 # only LEVEL=386 is currently supported, 16 bit compilation is probably broken
 LEVEL       = 386
 CXX         = wpp$(LEVEL)
 CC          = wcc$(LEVEL)
 LIB         = wlib /q
 RC          = wrc
-WINVERFLAGS = /dWINVER=0x400
 BINDCOMMAND = wrc
 WATLIBDIR   = $(WATCOMDIR)\lib386\nt
 STACK       = option stack=64k
@@ -137,23 +149,6 @@ IFLAGS      = -i=$(ARCHINCDIR);$(WXDIR)\include &
               -i=$(WXDIR)\include\wx\msw\gnuwin32
 RESFLAGS    = -q -r -bt=nt /i$(WXDIR)\include /i$(WXDIR)\contrib\include $(WINVERFLAGS)
 
-# Here are some possible optimization flags:
-# /5r  Pentium timings
-# /fp5 /fpi87 Inline 80x87 instructions optimized for Pentium: coprocessor must be present
-# /ox  Standard optimizations
-# /or  Reordering for Pentium timings (included in /ox)
-# The Watcom-recommended flags for optimum Pentium speed are:
-# /oneatx /zp4 /5 /fpi87 /fp5
-# for PPro:
-# OPTFLAGS=/oneatx /oh /oi+ /ei /zp8 /6 /fp6
-#
-# optimize for space/time: /os or /ot
-!ifeq FINAL 1
-OPTFLAGS=/oails /5r
-!else
-OPTFLAGS=/od
-!endif
-
 # NB: /bm switch is needed for thread-safe runtime, if you don't use
 #     wxThread you may remove it
 CPPFLAGS = /dWIN32 /bm /fo=$(OUTPUTDIR) /fr /zq $(IFLAGS) $(OPTFLAGS) $(WINVERFLAGS) $(EXTRACPPFLAGS)
@@ -161,8 +156,11 @@ CPPFLAGS = /dWIN32 /bm /fo=$(OUTPUTDIR) /fr /zq $(IFLAGS) $(OPTFLAGS) $(WINVERFL
 CPPFLAGS += /dwxUSE_GUI=0
 !endif
 
-CFLAGS = $(CPPFLAGS) $(DEBUGCFLAGS) $(EXTRACFLAGS)
-CXXFLAGS = $(CPPFLAGS) $(DEBUGCXXFLAGS) $(PRECOMP) /w=8 $(EXTRACXXFLAGS)
+# zm and zv as well as the liker options below are used to make the resulting
+# .exe smaller
+CFLAGS = $(CPPFLAGS) $(DEBUGCFLAGS) $(EXTRACFLAGS) /zm
+CXXFLAGS = $(CPPFLAGS) $(DEBUGCXXFLAGS) $(PRECOMP) /zm /zv /w=8 $(EXTRACXXFLAGS)
+LDFLAGS = option eliminate, vfremoval
 
 .cpp.obj: # $< # .AUTODEPEND
     *$(CXX) $(CXXFLAGS) $<