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Re: Building multiple versions of the same program

From: iamcamiel
Subject: Re: Building multiple versions of the same program
Date: Wed, 19 Mar 2008 10:51:28 -0700 (PDT)

Hello again,

I figured it out. I'm sorry to have bothered you with this.

For those interested; I put something like this in, which seems
to be all thats needed, and do the trick just fine:

bin_PROGRAMS = prog prog_a

prog_SOURCES = file1.cpp file2.cpp

prog_a_SOURCES = $(prog_SOURCES)




iamcamiel wrote:
> Hello everyone,
> I've finally gotten around to learning to use the autotools for an
> open-source project I'm working on, and I run into one thing that I can't
> figure out how to do.
> I have one program, that can be built in four different variants. The
> variant is choosen by defining a macro, and affects lots of sources. The
> four variants are always needed.
> In the current makefile, this is solved by doing some substitutions (I'll
> just show two variants):
> VAR_A_OBJS = $(subst .o,.do,$(OBJS))
> .SUFFIXES: .ova
> .cpp.o:
>       $(CC) $(CFLAGS) -c $<  -o $@
> .cpp.ova:
>       $(CC) $(CFLAGS) $(VAR_A_CFLAGS) -c $< -o $@
> all: prog prog_a
> prog:   $(OBJS)
>       $(LD) $(LDFLAGS) -o prog $(OBJS)
> prog_a: $(VAR_A_OBJS)
>       $(LD) $(LDFLAGS) -o prog_a $(VAR_A_OBJS)
> Is there a standard way of doing something like this when using the
> autotools?
> Thanks,
> Camiel.

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