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Date: Thu, 2 Oct 2003 21:09:43 +0400
From: "Dmitry V. Levin" <ldv@altlinux.org>
To: ALT Devel discussion list <devel@altlinux.ru>
Subject: Re: [devel] ccache support in gcc-common
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On Thu, Oct 02, 2003 at 05:02:58PM +0300, Alexander Bokovoy wrote:
> On Tue, Sep 30, 2003 at 08:58:30PM +0400, Dmitry V. Levin wrote:
> > On Tue, Sep 30, 2003 at 07:48:29PM +0300, Alexander Bokovoy wrote:
> > > On Tue, Sep 30, 2003 at 08:43:09PM +0400, Dmitry V. Levin wrote:
> > [...]
> > > > Идея красивая, осталось только её реализовать.
> > > > Желающие есть?
> > > в /etc/rpm/macros.d/ccache? Так я это реализую в ccache-2.3-alt1.
> > 
> > Это я уже понял. :)
> > 
> > > Или ты про %build_add_variable_expand ? 
> > 
> > Про него.
> Пожалуйста:
> 
> %_variable_expand_list %nil
> %set_variable_expand() %global _variable_expand_list %* ^
> %add_variable_expand() %global _variable_expand_list %_variable_expand_list %* ^
> %___pre_variable_extender() %{expand:%(echo %_variable_expand_list | \
> 		while read -d^ var1 var2 ; do \
> 			echo -e "\\tunset $var2 ||:\\\\" ; \
> 			echo -e "\\t%%{?$var1:export $var2=\\\"%$var1\\\"}\\\\"\
> 		done \
> 		)}
> 
> Результат работы:
> 
> $ rpm -v --define '__ccache_use 1' --define '__ccache_dir /foo/bar' --eval '
> %add_variable_expand __ccache_use GCC_USE_CCACHE
> %add_variable_expand __ccache_dir CCACHE_DIR
> %add_variable_expand __ccache_false GCC_FALSE_CCACHE
> %___pre_variable_extender'
> 
>          unset GCC_USE_CCACHE ||:\
>          export GCC_USE_CCACHE="1"\
>          unset CCACHE_DIR ||:\
>          export CCACHE_DIR="/foo/bar"\
>          unset GCC_FALSE_CCACHE ||:\
> 	 \

Только это не будет работать, если перенести
%add_variable_expand __ccache_use GCC_USE_CCACHE
%add_variable_expand __ccache_dir CCACHE_DIR
%add_variable_expand __ccache_false GCC_FALSE_CCACHE
в ~/.rpmmacros


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ldv

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