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From: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
To: buildroot@busybox.net
Subject: [Buildroot] [PATCH v7 3/4] infra: Introduce BR2_HOST_NEEDS_JAVA
Date: Tue, 18 Feb 2014 17:18:46 +0100	[thread overview]
Message-ID: <20140218171846.6969c9a6@skate> (raw)
In-Reply-To: <1392680233-24585-4-git-send-email-maxime.hadjinlian@gmail.com>

Dear Maxime Hadjinlian,

On Tue, 18 Feb 2014 00:37:12 +0100, Maxime Hadjinlian wrote:
> XBMC needs Java on the host in order to build, because it  uses a
> code-generator which is build in two phases:
> In the first phase SWIG is used to parse C++ header files that define the API.
> SWIG outputs an XML file that contains a complete description of the structure
> of the API.
> In the second phase, the XML file is ingested by a Groovy (Java) program that
> then creates C++ code that forms the bridge to the scripting language (Python).
> 
> The second phase is why we need java on the host.

People inventing such horrible code generation flows really have a
problem. They should probably talk to M-x doctor.

> +# Hidden boolean selected by packages in need of Java in order to build
> +# (example: xbmc)
> +config BR2_HOST_NEEDS_JAVA
> +	bool

Do we need a kconfig bool for this? We have the same situation for
classpath, and we haven't introduced a specific kconfig bool for it.

Moreover, I am not sure BR2_HOST_NEEDS_JAVA is the right name. It's not
really the host that needs Java, it's the compilation process that
requires a host Java. So BR2_NEEDS_HOST_JAVA is probably more
technically correct.

Thanks,

Thomas
-- 
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com

  reply	other threads:[~2014-02-18 16:18 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-02-17 23:37 [Buildroot] [PATCH v7 0/4] Introducing XBMC Maxime Hadjinlian
2014-02-17 23:37 ` [Buildroot] [PATCH v7 1/4] sdl: add host version Maxime Hadjinlian
2014-02-18 16:13   ` Thomas Petazzoni
2014-02-18 16:41     ` Maxime Hadjinlian
2014-02-19 15:12   ` Peter Korsgaard
2014-02-17 23:37 ` [Buildroot] [PATCH v7 2/4] sdl_image: " Maxime Hadjinlian
2014-02-18 16:11   ` Thomas Petazzoni
2014-02-19 15:14     ` Peter Korsgaard
2014-02-19 15:14   ` Peter Korsgaard
2014-02-17 23:37 ` [Buildroot] [PATCH v7 3/4] infra: Introduce BR2_HOST_NEEDS_JAVA Maxime Hadjinlian
2014-02-18 16:18   ` Thomas Petazzoni [this message]
2014-02-18 16:41     ` Maxime Hadjinlian
2014-02-18 16:44       ` Thomas Petazzoni
2014-02-19 15:19   ` Peter Korsgaard
2014-02-17 23:37 ` [Buildroot] [PATCH v7 4/4] xbmc: new package Maxime Hadjinlian
2014-02-18 16:38   ` Thomas Petazzoni
2014-02-18 17:02     ` Maxime Hadjinlian
2014-02-18 18:30       ` Martin Bark
2014-02-19  0:14         ` Maxime Hadjinlian
2014-02-18 16:57 ` [Buildroot] [PATCH v7 0/4] Introducing XBMC Martin Bark
2014-02-18 17:03   ` Maxime Hadjinlian

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