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Re: Building both a program and a library from the same sources
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From: |
Nick Bowler |
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Subject: |
Re: Building both a program and a library from the same sources |
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Date: |
Mon, 13 May 2013 13:40:37 -0400 |
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User-agent: |
Mutt/1.5.21 (2010-09-15) |
On 2013-05-13 14:49 +0200, Cojocaru Alexandru wrote:
> Hi,
> I would like to compile both a program and a library from the same
> source file. This is what I have inside src/Makefile.am:
>
> lib_LTLIBRARIES = libex.la
> libex_la_SOURCES = src/ex.c
> include_HEADERS = src/ex.h
>
> AM_CPPFLAGS += -DSTANDALONE
>
> bin_PROGRAMS = ex
> ex_SOURCES = src/ex.c src/ex.h
>
> I would like to build first the library and then after defining STANDALONE
> the program.
>
> Is this possible? I even tried ex_SHORTNAME hoping that it would rename
> the object, but it didn't work.
Automake supports separate CPPFLAGS for each program or library, see
ยง8.4 "Program and Library Variables" of the Automake manual[1].
Essentially, instead of setting -DSTANDALONE in AM_CPPFLAGS, you would
set it in the CPPFLAGS for ex, for example:
ex_CPPFLAGS = -DSTANDALONE
[1]
https://gnu.org/software/automake/manual/automake.html#Program-and-Library-Variables
Cheers,
--
Nick Bowler, Elliptic Technologies (http://www.elliptictech.com/)