Re: Makefile Question

[Matt Rice]

--- Stephen Sebeny <sebeny.1@osu.edu> wrote:

> Hi All,
> 
>     (This is my first post, please be gentle.)
> 
>     I've used Objective-C with the foundation
> before, however only on OS X
> with Xcode. I am now trying to use GNUStep on
> Solaris in order to create
> some programs for a university course (which must
> compile/run on Solaris to
> submit).
> 
>     I have gone through the "FirstTool" tutorial on
> writing a makefile, and
> it works fine in my Solaris account. Now I have my
> complete project on OS X
> which I'd like to move to Solaris. It consists of
> about 45 source files, so
> I would like to not have them in the same directory
> with the makefile as in
> the FirstTool tutorial example.
> 
>     Rather, I would like to add a source directory
> to the project directory.
> So my directory structure would look something like
> this:
> 
> ~/project_dir
>    | - GNUmakefile
>    | - obj
>    | - shared_obj/
>         | - whatever the build script puts here...?
>    | - source/
>         | - 45 source files here...
> 
>     I tried to do this by modifying the FirstTool
> example makefile. First I
> edited the project directory to look like this.
> 
> ~/FirstTool
>    | - GNUmakefile
>    | - source/
>         | - source.m
> 
>     Then I edited the GNUmakefile to make it look
> like this:
> 
> include $(GNUSTEP_MAKEFILES)/common.make
> GNUSTEP_INSTALLATION_DIR = $(GNUSTEP_USER_ROOT)
> 
> SOURCE_DIR = source/
> 
> TOOL_NAME = LogTest
> LogTest_OBJC_FILES = $(SOURCE_DIR)source.m
> 
> include $(GNUSTEP_MAKEFILES)/tool.make
> 
>     So essentially I'm just trying to tell it to
> append the source directory
> to the front of each source file (in this case just
> one). However, when I
> run the makefile I get the following:
> 
> Making all for tool LogTest...
>  Compiling file source/source.m ...
> source/source.m:1:2: warning: #import is obsolete,
> use an #ifndef wrapper in
> the header file
> shared_obj/source/source.d: No such file or
> directory
> gmake[1]: *** [shared_obj/source/source.o] Error 1
> gmake: *** [LogTest.all.tool.variables] Error 2
> 
>     So it seems that for some reason it is looking
> for a source directory
> inside the shared_obj directory, which I don't
> understand. Can anyone please
> suggest to me how I can modify the makefile to
> accomplish what I want? I
> would appreciate it.
> 
>     Thanks!
> 
> -----
> Stephen M. Sebeny
> sebeny.1@osu.edu

this isn't really supported in GNUstep-make
anyhow you can hack around it by adding something like

before-all::
     mkdir -p shared_obj/source

to a GNUmakefile.preamble, though theres probably a
better way

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