From mboxrd@z Thu Jan  1 00:00:00 1970
From: Junio C Hamano <gitster@pobox.com>
Subject: Re: [PATCH v0] sha1_name: grok <revision>:./<relative-path>
Date: Wed, 19 Dec 2007 17:07:50 -0800
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Cc: Dana How <danahow@gmail.com>,
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	Jakub Narebski <jnareb@gmail.com>, git@vger.kernel.org
To: Johannes Schindelin <Johannes.Schindelin@gmx.de>
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Johannes Schindelin <Johannes.Schindelin@gmx.de> writes:

> diff --git a/cache.h b/cache.h
> index 39331c2..83a2c31 100644
> --- a/cache.h
> +++ b/cache.h
> @@ -225,6 +225,7 @@ extern char *get_index_file(void);
>  extern char *get_graft_file(void);
>  extern int set_git_dir(const char *path);
>  extern const char *get_git_work_tree(void);
> +extern const char *get_current_prefix(void);
>  
>  #define ALTERNATE_DB_ENVIRONMENT "GIT_ALTERNATE_OBJECT_DIRECTORIES"
>  
> diff --git a/setup.c b/setup.c
> index b59dbe7..fb9b680 100644
> --- a/setup.c
> +++ b/setup.c
> @@ -3,6 +3,12 @@
>  
>  static int inside_git_dir = -1;
>  static int inside_work_tree = -1;
> +static const char *current_prefix;
> +
> +const char *get_current_prefix()
> +{
> +	return current_prefix;
> +}

Didn't you just make libification harder?