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From: =?utf-8?Q?Yannick_Duch=C3=AAne_=28Hibou57?=
 =?utf-8?Q?=29?=
 <yannick_duchene@yahoo.fr>
Newsgroups: comp.lang.ada
Subject: Re: Specifying an `--RTS` option in a GPR file, for a runtime library
Date: Tue, 16 Apr 2013 00:28:35 +0200
Organization: Ada @ Home
Message-ID: <op.wvlspxb0ule2fv@cardamome>
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Date: 2013-04-16T00:28:35+02:00
List-Id: <comp.lang.ada>

Here is something to check, which may explain why GNATMake and GPRBuild =
 =

behave so differently.

http://docs.adacore.com/gprbuild-docs/html/gprbuild_ug.html
In section =E2=80=9C1.5.2 Using Library Projects=E2=80=9D
(documentation says)
> All ALI files will also be copied from the objectdirectory to the  =

> library directory. To build executables,gnatmake will use the library =
 =

> rather than the individualobject files.

That's about use of library projects, but a runtime is a kind of library=
  =

after=E2=80=91all.


Le Mon, 15 Apr 2013 13:22:27 +0200, Yannick Duch=C3=AAne (Hibou57)  =

<yannick_duchene@yahoo.fr> a =C3=A9crit:

> I tried with GNATMake, although it seems to not understand the project=
  =

> file (it compiles files, but does not link an executable), I still tri=
ed.
>
>    * say `runtime` is in <dir>. If I run GNATMake from <dir> to
>      compile a `test.adb` file in <dir> too, seems to be OK
>      with the `--RTS=3Druntime` option.
>    * say a directory `source-test` is in <dir> and a `test.gpr`
>      is in <dir>, then it's not OK anymore, it says the `--RTS=3Drunti=
me`
>      is not valid and is missing `adainclude` and `adalib`.
>    * With the same as above, but with an absolute path given
>      for the argument of the RTS options, GNATMake does not
>      complain any more.
>
> Trying the second and the third with GPRBuild, it complains in both ca=
se  =

> (with either an absolute or relative path). The only way seems to  =

> specifically assign `ADA_INCLUDE_PATH` and `ADA_OBJECTS_PATH`  =

> environment variables, but this can't be done from a GPR file (or is s=
o,  =

> I don't know how to do).



-- =

=E2=80=9CSyntactic sugar causes cancer of the semi-colons.=E2=80=9D [1]
=E2=80=9CStructured Programming supports the law of the excluded muddle.=
=E2=80=9D [1]
[1]: Epigrams on Programming =E2=80=94 Alan J. =E2=80=94 P. Yale Univers=
ity