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From:	"dale henderson" <dalekh AT hotmail DOT com>
To:	cygwin AT sourceware DOT cygnus DOT com
Subject:	Re: undefined references for GUI library using Mingw32
Date:	Tue, 06 Apr 1999 15:40:55 PDT
Mime-Version:	1.0

>> I am using the make files that come with the wxWin2 distribution.
> If I need to change the order of the linking, I am not sure what to 
>> change. Any help is appreciated, thanks.
>
>Unless you tell us what the problem is, you're unlikely to get any 
help. 
>wxWindows works fine with Mingw32 and Cygwin compilers.

Here are some of the environment settings, /wx/src/mingw32.bat
rem Mingw32 environment variables
rem
set WXWIN=/wxrel
path 
C:\WINDOWS;C:\WINDOWS\COMMAND;f:\mingw32\bin;f:\mingw32\lib\gcc-lib\i386-mingw32\egcs-2.91.66
rem set GCC_EXEC_PREFIX=G:\gnuwin32\b18\H-i386-cygwin32\lib\gcc-lib\
set RCINCLUDE=%WXWIN/include
set 
CPLUS_INCLUDE_PATH=f:\mingw32\include;f:\mingw32\lib\gcc-lib\i386-mingw32\egcs-2.91.66\include;f:\mingw32\include\g++
set 
C_INCLUDE_PATH=f:\mingw32\include;f:\mingw32\lib\gcc-lib\i386-mingw32\egcs-2.91.66\include;f:\mingw32\include\g++
set 
LIBRARY_PATH=f:\mingw32\lib;f:\mingw32\lib\gcc-lib\i386-mingw32\egcs-2.91.66
set BISON_SIMPLE=f:/mingw32/share/bison.simple
set BISON_HAIRY=f:/mingw32/share/bison.hairy



and /wx/src/makeg95.env

########################## Compiler ##################################

# C++ compiler
# For AIX/CSet++: use CC = xlC
# For IRIX: use CC = CC
# CC = gcc-2.6.2
CC = g++

 

# C compiler for pure C programs
# Typical: CC=g++ , CCC=gcc
#          CC=cl386 /Tp, CCC=cl386
#
# (Used only for XView, file sb_scrol.c)
#
CCC = $(CC)

# Compiler used for LEX generated C
CCLEX=gcc

MAKE=make

# LEX
LEX=flex # -t -L

# YACC. yacc or bison
# YACC=yacc
YACC=bison

# Settings for Cyginw/Mingw32
RESCOMP=windres.exe
RCINPUTSWITCH=-i
RCOUTPUTSWITCH=-o
RCINCSWITCH=--include-dir
RCDEFSWITCH=--define

RESFLAGS=$(RCINCSWITCH) $(WXDIR)/include $(RCDEFSWITCH) __WIN32__ 
$(RCDEFSWITCH) __WIN95__ $(RCDEFSWITCH) __GNUWIN32__

########################## Compiler flags #############################

# Miscellaneous compiler options
#OPTIONS= -D__EGCS__ -D__MINGW32__

# from mumat khan mailing list
OPTIONS= -D__EGCS__  -D__MINGW32__
      

# Debugging information
# AIX: comment out.
# IRIX: -g3
#DEBUGFLAGS = -ggdb -D__WXDEBUG__
DEBUGFLAGS= 


WIN95=1

ifeq ($(WIN95),0)
# With 3.50, Win95 will use your existing icons to show smaller ones.
# With 4.0, you'll have to follow Win95 procedures for icons or you'll 
get the
# default Windows icon.
APPVER=3.50
WINVERSION=-DWINVER=0x0350 -D__GNUWIN32__ -D__WIN32__ # Generic WIN32
else
APPVER=3.50 # 4.0
# This means 'enable Windows 95 features' (in wxWindows and in VC++ 
4.0).
WINVERSION=-DWINVER=0x0400 -D__WIN95__ -D__GNUWIN32__ -D__WIN32__
endif

CPU=i386

# Suffixes
OBJSUFF=o
SRCSUFF=cpp
LIBPREFIX=lib
LIBSUFF=a
EXESUFF=.exe
RESSUFF=res
RSCSUFF=rsc

# Warnings
#WARN = -Wall
WARN = 

# Which GUI, -Dwx_xview or -Dwx_motif (don't change this)
GUI = -D__WXMSW__ -D__WINDOWS__

# Optimization
 OPT = -O
#OPT =

# Options for ar archiver
# AROPTIONS = crs # For IRIX and Solaris (both SYSVR4).
AROPTIONS = ruv
RANLIB = ranlib

# Compiler libraries: defaults to GCC libraries
#COMPLIBS=-lg++
#for win95
#COMPLIBS=-lgcc

# Compiler or system-specific include paths
COMPPATHS=

########################## Directories ###############################


WINLIBS=-lstdc++ -lgcc \
	-lwinspool -lwinmm -lshell32 \
	-lcomctl32 -lctl3d32 -lodbc32 -ladvapi32 #  -loldnames

# Shouldn't need to change these...
WXDIR = /wxrel
WXSRC=$(WXDIR)/src/msw
WXINC=$(WXDIR)/include
WXBASESRC=$(WXDIR)/src/common
WXLIB=$(WXDIR)/lib/$(LIBPREFIX)wx.$(LIBSUFF)

# added frame layout library 4/5/99
EXTRALIB= $(WXDIR)/lib/$(LIBPREFIX)fl.$(LIBSUFF)
INC = -I$(WXINC) -I$(WXDIR)/src/png -I$(WXDIR)/include/wx/msw/gnuwin32 
-I$(WXDIR)/src/zlib $(EXTRAINC) $(COMPPATHS)
RCLFLAGS=-cpp "cpp -lang-c++ -DWIN32 -D_WIN32 -DRCL_INVOKED 
-I$(WXWIN)\include"

#LIBS = -lctl3d32 $(WXLIB) $(WINLIBS) $(COMPLIBS)

LIBS = $(WXLIB) $(WINLIBS) $(COMPLIBS) $(EXTRALIBS)

WINFLAGS=-D_X86_=1 -DWIN32 -D_WIN32 $(WINVERSION)

#for windows 95
XINCLUDE=$(WINFLAGS)
XLIB=$(LIBS)
LDLIBS = $(LIBS)

# Directory for object files (don't change)
# OBJDIR = objects$(GUISUFFIX)

# You shouldn't need to change these...
CPPFLAGS = $(XINCLUDE) $(INC) $(OPTIONS) $(GUI) $(DEBUGFLAGS) $(WARN) 
$(OPT) $(EXTRACPPFLAGS)
CFLAGS = $(XINCLUDE) $(INC) $(OPTIONS) $(GUI) $(DEBUGFLAGS) $(WARN) 
$(OPT) $(EXTRACFLAGS)
WINDOWSLDFLAGS=-Wl,--subsystem,windows -mwindows
LDFLAGS = $(WINDOWSLDFLAGS) -L$(WXDIR)/lib $(EXTRALDFLAGS)

.SUFFIXES: .rc .$(RESSUFF) .$(RSCSUFF) .cpp .c

# Set these in a batch file instead e.g. install/cygnus.bat
#	
RCINCLUDE="$(WXDIR)/include/msw;$(WXDIR)/contrib/fafa;$(WXDIR)/contrib/itsybits"; 
\
#	
CPLUS_INCLUDE_PATH=/usr/H-i386-cygwin32/i386-cygwin32/include:/usr/H-i386-cygwin32/lib/gcc-lib/i386-cygwin32/cygnus-2.7.2-961023/include:$(WXDIR)/include/common:$(WXDIR)/include/msw:$(WXDIR)/contrib/fafa:$(WXDIR)/contrib/itsybits; 
\
#	export CPLUS_INCLUDE_PATH RCINCLUDE;  \

#.rc.$(RESSUFF):  $< $(WXDIR)/include/msw/wx.rc
#	$(RC) $(RESFLAGS1) $< $(RESFLAGS2) $*.$(RESSUFF) $(RCLFLAGS)

#.$(RESSUFF).$(RSCSUFF): $<
#	$(CVTRES) $< $*.$(RSCSUFF)

.$(SRCSUFF).$(OBJSUFF):
	$(CC) -c $(CPPFLAGS) -o $@ $*.$(SRCSUFF)

.c.o:
	$(CC) -c $(CPPFLAGS) -o $@ $*.c


One of the first undefined references is:



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