# CVS_ID: $Id$
#
-# If using Cygwin beta, set this to 0.
-# If using Mingw32 or Cygwin 1.0 or later, set this to 1.
+# The MINGW32 and MINGW32VERSION variables are preconfigured for
+# MinGW gcc version 3.x and must both be changed for any version
+# earlier than 3.0 or for cygwin. Editing this file is one way to
+# change them. An easier way, at least with GNU make, is to override
+# them on the command line, e.g.
+# make MINGW32=0 MINGW32VERSION=2.8 -f makefile.g95
+
+# If using Mingw32 (any version), set this to 1.
+# If using Cygwin (any version), set this to 0.
+#
+# This agrees with the instructions given in docs/msw/install.txt .
+# Earlier versions of this makefile suggested setting MINGW32=1 for
+# recent versions of cygwin, but that would give the wrong dll entry
+# point in src/msw/makefile.g95 .
+#
+# With cygwin, there are still some problems compiling wxWindows
+# this way; './configure && make' may work better.
+#
MINGW32=1
-# Set to the version you have
-MINGW32VERSION=2.95
+# Set to your gcc version. Generally 'gcc --version' tells you
+# which version you have. But it cannot distinguish between
+# 2.95.2-1 and earlier suffix versions of 2.95 . In that case,
+# inspect the dates of bin/gcc.exe and bin/ld.exe ; if they
+# are at least
+# 2000-01-21 for gcc.exe and
+# 2000-02-04 for ld.exe
+# then use '2.95-late'.
+#
+# gcc 2.8.x and earlier require struct-return workaround
+#MINGW32VERSION=2.8
+#
+# gcc 2.95.2 and earlier requires special thunk option
+#MINGW32VERSION=2.9-early
+#
+# mingw gcc-2.95.2-1 supports '-shared'
+# windres provided with gcc-2.95.2-1 supports temp file option
+#MINGW32VERSION=2.95-late
+#
+# gcc 3.x provides a win32api.h header
+MINGW32VERSION=3.0
+
+# If you want to compile on Wine, simply uncomment this variable
+# If you don't want to edit the file, you can simply define it
+# on the command line like so: make WINE=1 -f makefile.g95
+#WINE=1
+
+# If we're using MSYS, or other utilities that use forward slashes,
+# you need to set this when invoking the makefile from DOS, or the
+# wrong separators will be assumed. However, if you're using MSYS,
+# you really ought to invoke the makefile from MSYS--or, even better,
+# use the './configure && make' technique that MSYS is designed for.
+ifndef WINE
+#OSTYPE=msys
+else
+OSTYPE=msys
+endif
# If building DLL, the version
-WXVERSION=232
+WXVERSION=250
ifndef UNICODE
UNICODE=0
wxUSE_GUI=1
endif
-# Say yes if you have a "modern" linker that supports --shared option.
-# Note that you're probably going to wait forever for dlltool/gcc/etc
-# to build the DLL, so you should really use a newer linker that
-# supports --shared.
-LD_SUPPORTS_SHARED=yes
-
# Set to the appropriate remove command (must support forward slashes)
# You can get a suitable rm.exe from ports/mingw32/extra.zip on the ftp site.
RM=rm -f
# You can get a suitable cp.exe from ports/mingw32/extra.zip on the ftp site.
COPY=cp
-# Cross compiling? Provide the target prefix (eg., i386-mingw32-)
-# CROSS=i386-mingw32-
-
########################## Compiler ##################################
-# C++ compiler
-# Put a comment before --pipe for Cygwin, remove comment for Mingw32 2.95
-
-ifeq ($(MINGW32),1)
- ifneq "$(findstring 2.95, $(MINGW32VERSION))" ""
- CC = $(CROSS)gcc --pipe -fvtable-thunks
- else
- CC = $(CROSS)gcc
+ifneq (,$(findstring $(MINGW32VERSION),2.8))
+# According to Guillermo Rodriguez Garcia <guille@iies.es>, the
+# -fno-pcc-struct-return option is needed to make the standard div()
+# function work - otherwise it returns absolutely incorrect results
+# which breaks the wxImage class. This was fixed on 1998-08-14 for
+# mingw and cygwin. It is preferable not to use this option where it
+# is not required, because it is documented to cause binary API
+# incompatibility.
+ _STRUCT_RETURN_WORKAROUND=-fno-pcc-struct-return
+# Really old versions of cygwin are thought to require extra headers.
+ ifneq ($(MINGW32),1)
+ GNUWIN32EXTRA=-I$(WXDIR)/include/wx/msw/gnuwin32
endif
-else
- CC = $(CROSS)gcc
endif
-# C compiler for pure C programs
-CCC = $(CC)
+ifneq (,$(findstring $(MINGW32VERSION),2.8 2.9-early))
+# Earlier versions of this makefile defined the following macros
+# explicitly; mingw versions since at least '2.95-late' define
+# them already.
+ OBSOLETE_DEFINES = -D_X86_=1 -DWIN32 -D_WIN32 -D__WIN32__
+endif
+# But cygwin doesn't define them, at least through its version
+# 2.95.3-4 of gcc.
+ifneq ($(MINGW32),1)
+ OBSOLETE_DEFINES = -D_X86_=1 -DWIN32 -D_WIN32 -D__WIN32__
+endif
+
+ifneq (,$(findstring $(MINGW32VERSION),2.8 2.9-early 2.95-late))
+# Versions prior to 3.0 require -fvtable-thunks for OLE support.
+# All code must be built with this option, even C++ libraries you
+# only link to, including system libraries. This option can cause
+# subtle problems with multiple inheritance.
+ _THUNK_WORKAROUND=-fvtable-thunks
+endif
+
+ifeq (,$(findstring $(MINGW32VERSION),2.8 2.9-early))
+# Versions since 2.95.2-1 support '-shared', which makes linking
+# a dll *much* faster; and the accompanying windres supports
+# '--use-temp-file', which is more robust.
+ LD_SUPPORTS_SHARED=yes
+ _USE_TEMP_FILE_IF_SUPPORTED=--use-temp-file
+# Use the WIN32 wxDirDialog only if we have a recent mingw version
+ RECENT_MINGW=yes
+endif
+
+ifeq (,$(findstring $(MINGW32VERSION),2.8 2.9-early 2.95-late))
+# Versions since 3.0 provide win32api.h . An old comment said to
+# define this 'if you have w32api >= 0.5', but mingw 2.95.2-1
+# has no such header.
+ifndef WINE
+ _USE_W32API_HEADER_IF_SUPPORTED = -DHAVE_W32API_H
+endif
+#
+# Revision 1.70.2.6 of this file suggested '--pipe' for mingw but
+# not for cygwin, and only for version 3.0 or later. Since then,
+# the advice given here
+# http://mail.gnu.org/pipermail/autoconf/2000-July/005479.html
+# is followed, and '--pipe' is not used unless you specify it on
+# the make command line, e.g.
+# make CXXFLAGS=--pipe CFLAGS=--pipe -f makefile.g95
+#
+endif
+
+# Define the C++ and C compiler respectively
+ifndef WINE
+CXX = g++
+CC = gcc
+else
+CXX = wineg++
+CC = winegcc
+endif
# Compiler used for LEX generated C
-CCLEX=$(CROSS)gcc
+# For now at least, it can be the same as the regular C compiler
+CCLEX = $(CC)
# This shouldn't be needed as make is supposed to define this
# variable itself. Uncomment it if your make complains.
#MAKE=make
# LEX (currently unused)
-LEX=flex # -t -L
+# LEX=flex # -t -L
# YACC (currently unused)
-YACC=byacc
-#YACC=bison
+# YACC=byacc
+# YACC=bison
# Settings for Cyginw/Mingw32
# Some versions of windres cannot cope with the --preprocessor
# option. Uncomment the RCPREPROCESSOR line below if yours can.
-RESCOMP=$(CROSS)windres
+ifndef WINE
+RESCOMP=windres $(_USE_TEMP_FILE_IF_SUPPORTED)
+else
+RESCOMP=wrc
+endif
RCINPUTSWITCH=-i
RCOUTPUTSWITCH=-o
RCINCSWITCH=--include-dir
RCDEFSWITCH=--define
# Note that this can cause windres to fail (Win95/98 problem?)
# but commenting out RCPREPROCESSOR then does the trick.
-#RCPREPROCESSOR=--preprocessor "$(CC) -c -E -xc-header -DRC_INVOKED"
+#RCPREPROCESSOR=--preprocessor "$(CXX) -c -E -xc-header -DRC_INVOKED"
# Don't make this too long (e.g. by adding contrib/include/wx) because it will
# truncate the command line
-# Note: --use-temp-file removed since Mingw32 2.95.2 doesn't recognise it
RESFLAGS=$(RCPREPROCESSOR) $(RCINCSWITCH) $(WXDIR)/include $(RCEXTRAINC) $(RCDEFSWITCH) __WIN32__ $(RCDEFSWITCH) __WIN95__ $(RCDEFSWITCH) __GNUWIN32__
# Needed to build a DLL if your linker does not support --shared option.
-AS = $(CROSS)as
-DLLTOOL = $(CROSS)dlltool
+AS = as
+DLLTOOL = dlltool
########################## Compiler flags #############################
+# Unicode defines
+ifeq ($(UNICODE),1)
+ UNICODE_OPT = -D_UNICODE -DUNICODE -DwxUSE_UNICODE=1
+else
+ UNICODE_OPT =
+endif
+
# Miscellaneous compiler options
-# GRG: the __MINGW32__ option is not needed anymore
-# add "-DHAVE_W32API_H" if you have w32api >= 0.5
-OPTIONS = -DSTRICT # -D__MINGW32__
+OPTIONS = -DSTRICT $(_USE_W32API_HEADER_IF_SUPPORTED)
+
+# Add "-mthreads" if you want to have threads under mingw32
+# Add "-mno-cygwin" if you want to link with msvcrt.dll in Cywin and Wine
+# Otherwise, you link against the native runtime (cygwin.dll
+# or libc). Having the flag in mingw32 does not hurt as you
+# always link against msvcrt.dll By default it should be on,
+# to minimize dependencies on Cygwin, and have more correct
+# filename behaviour in Wine.
+COMMON_FLAGS = -mno-cygwin # -mthreads
# Debugging information
ifeq ($(FINAL),0)
# 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
+WINVERSION=-DWINVER=0x0350 -D__GNUWIN32__ # Generic WIN32
else
APPVER=4.0 # 3.50
-# This means 'enable Windows 95 features' (in wxWindows and in VC++ 4.0).
-WINVERSION=-DWINVER=0x0400 -D__WIN95__ -D__GNUWIN32__ -D__WIN32__
+# This means 'enable Windows 95 features' (in wxWindows and in the compiler).
+WINVERSION=-DWINVER=0x0400 -D__GNUWIN32__
endif
-CPU=i386
+# This is never used and should be expunged.
+# CPU=i386
# Suffixes
OBJSUFF=o
# build wxbase/wxMSW
ifeq ($(wxUSE_GUI),1)
TOOLKIT=msw
- GUI = -D__WXMSW__ -D__WINDOWS__
+ GUI =
else
TOOLKIT=base
- GUI = -D__WXMSW__ -D__WINDOWS__ -DwxUSE_GUI=0
+ GUI = -DwxUSE_GUI=0
endif
-
-# According to Guillermo Rodriguez Garcia <guille@iies.es>, the
-# -fno-pcc-struct-return option is needed to make the standard div()
-# function work - otherwise it returns absolutely incorrect results
-# which breaks the wxImage class. This is true at least for
-# mingw32-gcc2.8.1, don't know about others.
ifeq ($(FINAL),1)
- OPT = -fno-pcc-struct-return -O2 -fno-rtti -fno-exceptions
+ OPT = -O2 -fno-rtti -fno-exceptions
else
- OPT = -fno-pcc-struct-return -fno-rtti -fno-exceptions
+ OPT = -fno-rtti -fno-exceptions
endif
# Options for ar archiver
-# AROPTIONS = crs # For IRIX and Solaris (both SYSVR4).
-AR = $(CROSS)ar
AROPTIONS = ruv
-RANLIB = $(CROSS)ranlib
+AR = ar
+RANLIB = ranlib
# Extra compiler libraries
COMPLIBS=
BASELIBS=-lstdc++ -lgcc -lodbc32 -lwsock32
ifeq ($(wxUSE_GUI),1)
WINLIBS= $(BASELIBS) \
- -lwinspool -lwinmm -lshell32 \
- -lcomctl32 -lctl3d32 -lodbc32 -ladvapi32 \
- -lodbc32 -lwsock32 -lopengl32 -lglu32 $(OLELIBS) # -loldnames
+ -lwinspool -lwinmm -lshell32 \
+ -lcomctl32 -lctl3d32 -lodbc32 -ladvapi32 \
+ -lodbc32 -lwsock32 -lopengl32 -lglu32 $(OLELIBS) # -loldnames
else
WINLIBS=$(BASELIBS)
endif
#WINLIBS=-lstdc++ -lgcc \
-# -lwinspool -lwinmm -lshell32 \
+# -lwinspool -lwinmm -lshell32 \
# -lcomctl32 -lctl3d32 -lodbc32 -ladvapi32 -lwsock32 # -loldnames
# Shouldn't need to change these...
WXINC=$(WXDIR)/include
WXBASESRC=$(WXDIR)/src/common
-GNUWIN32EXTRA=-I$(WXDIR)/include/wx/msw/gnuwin32
-
-ifeq ($(MINGW32),1)
- ifneq "$(findstring 2.95, $(MINGW32VERSION))" ""
- GNUWIN32EXTRA=
- endif
-endif
-
#ifeq ($(MINGW32),1)
#INC = -I$(WXINC) -I$(WXDIR)/contrib/include -I$(WXDIR)/src/png -I$(WXDIR)/src/jpeg -I$(WXDIR)/src/zlib -I$(WXDIR)/src/tiff $(EXTRAINC) $(COMPPATHS)
#else
-INC = -I$(WXDIR)/lib/$(TOOLKIT)$(INCEXT) -I$(WXINC) -I$(WXDIR)/contrib/include -I$(WXDIR)/src/regex -I$(WXDIR)/src/png -I$(WXDIR)/src/jpeg -I$(WXDIR)/src/zlib -I$(WXDIR)/src/tiff $(EXTRAINC) $(COMPPATHS) -I$(WXDIR)/include/wx/msw/gnuwin32
+INC = -I$(WXDIR)/lib/$(TOOLKIT)$(INCEXT) -I$(WXINC) -I$(WXDIR)/contrib/include -I$(WXDIR)/src/regex -I$(WXDIR)/src/png -I$(WXDIR)/src/jpeg -I$(WXDIR)/src/zlib -I$(WXDIR)/src/tiff $(EXTRAINC) $(COMPPATHS) $(GNUWIN32EXTRA)
#endif
-RCLFLAGS=-cpp "cpp -lang-c++ -DWIN32 -D_WIN32 -DRCL_INVOKED -I$(WXWIN)/include"
+RCLFLAGS=-cpp "cpp -lang-c++ $(OBSOLETE_DEFINES) -DRCL_INVOKED -I$(WXWIN)/include"
ifdef WXUSINGDLL
# png, jpeg, etc are exported from wx dll, so skip and save on link time.
LIBS = $(EXTRALIBS) $(WXLIB) -lregex -lpng -ljpeg -lzlib -ltiff $(WINLIBS) $(COMPLIBS)
endif
-WINFLAGS=-D_X86_=1 -DWIN32 -D_WIN32 $(WINVERSION)
+WINFLAGS = $(OBSOLETE_DEFINES) $(WINVERSION)
#for windows 95
XINCLUDE=$(WINFLAGS)
endif
-# You shouldn't need to change these...
-CPPFLAGS = $(XINCLUDE) $(INC) $(OPTIONS) $(GUI) $(DEBUGFLAGS) $(WARN) $(OPT) $(EXTRACPPFLAGS) $(EXTRADLLFLAGS)
-CFLAGS = $(XINCLUDE) $(INC) $(OPTIONS) $(GUI) $(DEBUGFLAGS) $(WARN) $(OPT) $(EXTRACFLAGS) -DWIN32_LEAN_AND_MEAN
ifeq ($(wxUSE_GUI),1)
- WINDOWSLDFLAGS=-Wl,--subsystem,windows -mwindows
+ WINDOWSLDFLAGS=-Wl,--subsystem,windows
+ WINDOWSLDLIBS=-mwindows
endif
-LDFLAGS = $(WINDOWSLDFLAGS) -L$(WXDIR)/lib -L$(WXDIR)/contrib/lib $(EXTRALDFLAGS)
-.SUFFIXES: .rc .$(RESSUFF) .$(RSCSUFF) .cpp .cxx .c
+# Note: WIN32_LEAN_AND_MEAN is defined only for C and not for C++ compiles.
+# Defining this macro means that a great deal of less commonly used stuff
+# is ignored in the windows headers, resulting in faster compiles. It can't
+# be used with some C++ source files. It just so happens that it can be
+# used with all C source files.
-.c.o:
- $(CC) -c $(CFLAGS) -o $@ $*.c
+CFLAGS = -DWIN32_LEAN_AND_MEAN
-.cxx.o:
- $(CC) -c $(CPPFLAGS) -o $@ $*.cxx
+WXLIBDIRS = -L$(WXDIR)/lib -L$(WXDIR)/contrib/lib
-.$(SRCSUFF).$(OBJSUFF):
- $(CC) -c $(CPPFLAGS) -o $@ $*.$(SRCSUFF)
+# You shouldn't need to change these flags, which are merely composed of
+# the options selected above. You can add more flags by specifying them on
+# the make command line, e.g.
+# make CXXFLAGS='-O3 -march=i686' -f makefile.g95
+# The gnu make manual says
+# 'Users expect to be able to specify CFLAGS freely themselves'
+# That was unsafe with older versions of this makefile, but now it works.
+#
+# C preprocessor flags
+# Some makefiles pass extra flags in $(EXTRACPPFLAGS); although earlier
+# versions of this file used CPPFLAGS as C++ compiler flags (instead of
+# as C preprocessor flags), it is OK to add them to the preprocessor
+# flags, which are always used for C++ compiles. Because other makefiles
+# use this method to override these flags, they are added after $(CPPFLAGS),
+# which would normally come last.
+ALL_CPPFLAGS = $(XINCLUDE) $(INC) $(CPPFLAGS) $(EXTRACPPFLAGS)
+# C and C++ compiler flags for compatibility with old gcc versions
+REQUIRED_GCC_FLAGS = $(_STRUCT_RETURN_WORKAROUND) $(_THUNK_WORKAROUND)
+# C++ compiler flags
+ALL_CXXFLAGS = $(COMMON_FLAGS) $(REQUIRED_GCC_FLAGS) $(UNICODE_OPT) $(OPTIONS) $(GUI) $(DEBUGFLAGS) $(WARN) $(OPT) $(EXTRADLLFLAGS) $(CXXFLAGS)
+# C compiler flags
+ALL_CFLAGS = $(COMMON_FLAGS) $(REQUIRED_GCC_FLAGS) $(UNICODE_OPT) $(OPTIONS) $(GUI) $(DEBUGFLAGS) $(WARN) $(OPT) $(EXTRADLLFLAGS) $(CFLAGS)
+# Linker flags
+ALL_LDFLAGS = $(COMMON_FLAGS) $(WINDOWSLDFLAGS) $(WINDOWSLDLIBS) $(WXLIBDIRS) $(EXTRALDFLAGS) $(LDFLAGS)
+# under Cygwin, Dlls must not be linked with subsystem=windows
+ALL_LDFLAGS_DLL = $(COMMON_FLAGS) $(WINDOWSLDLIBS) $(WXLIBDIRS) $(EXTRALDFLAGS) $(LDFLAGS)
+
+.SUFFIXES: .rc .$(RESSUFF) .$(RSCSUFF) .cpp .cxx .cc .c
+
+.c.o:
+ $(CC) -c $(ALL_CPPFLAGS) $(ALL_CFLAGS) -o $@ $*.c
+.cc.o:
+ $(CXX) -c $(ALL_CPPFLAGS) $(ALL_CXXFLAGS) -o $@ $*.cc
+.cxx.o:
+ $(CXX) -c $(ALL_CPPFLAGS) $(ALL_CXXFLAGS) -o $@ $*.cxx
+# This '.cpp.o' rule is apparently written this way because
+# the 'tmake' file g95.t expects it.
+.$(SRCSUFF).$(OBJSUFF):
+ $(CXX) -c $(ALL_CPPFLAGS) $(ALL_CXXFLAGS) -o $@ $*.$(SRCSUFF)