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/*

* Copyright (C) 2009-2012 the libgit2 contributors

*

* This file is part of libgit2, distributed under the GNU GPL v2 with

* a Linking Exception. For full terms see the included COPYING file.

*/

#include "common.h"

#include "fileops.h"

#include "config.h"

#include "git2/config.h"

#include "vector.h"

#include "filter.h"

#include "repository.h"

struct map_data {

const char *cvar_name;

git_cvar_map *maps;

size_t map_count;

int default_value;

};

/*

* core.eol

* Sets the line ending type to use in the working directory for

* files that have the text property set. Alternatives are lf, crlf

* and native, which uses the platform's native line ending. The default

* value is native. See gitattributes(5) for more information on

* end-of-line conversion.

*/

static git_cvar_map _cvar_map_eol[] = {

{GIT_CVAR_FALSE, NULL, GIT_EOL_UNSET},

{GIT_CVAR_STRING, "lf", GIT_EOL_LF},

{GIT_CVAR_STRING, "crlf", GIT_EOL_CRLF},

{GIT_CVAR_STRING, "native", GIT_EOL_NATIVE}

};

/*

* core.autocrlf

* Setting this variable to "true" is almost the same as setting

* the text attribute to "auto" on all files except that text files are

* not guaranteed to be normalized: files that contain CRLF in the

* repository will not be touched. Use this setting if you want to have

* CRLF line endings in your working directory even though the repository

* does not have normalized line endings. This variable can be set to input,

* in which case no output conversion is performed.

*/

static git_cvar_map _cvar_map_autocrlf[] = {

{GIT_CVAR_FALSE, NULL, GIT_AUTO_CRLF_FALSE},

{GIT_CVAR_TRUE, NULL, GIT_AUTO_CRLF_TRUE},

{GIT_CVAR_STRING, "input", GIT_AUTO_CRLF_INPUT}

};

static struct map_data _cvar_maps[] = {

{"core.autocrlf", _cvar_map_autocrlf, ARRAY_SIZE(_cvar_map_autocrlf), GIT_AUTO_CRLF_DEFAULT},

{"core.eol", _cvar_map_eol, ARRAY_SIZE(_cvar_map_eol), GIT_EOL_DEFAULT}

};

int git_repository__cvar(int *out, git_repository *repo, git_cvar_cached cvar)

{

*out = repo->cvar_cache[(int)cvar];

if (*out == GIT_CVAR_NOT_CACHED) {

struct map_data *data = &_cvar_maps[(int)cvar];

git_config *config;

int error;

error = git_repository_config__weakptr(&config, repo);

if (error < 0)

return error;

error = git_config_get_mapped(out,

config, data->cvar_name, data->maps, data->map_count);

if (error == GIT_ENOTFOUND)

*out = data->default_value;

else if (error < 0)

return error;

repo->cvar_cache[(int)cvar] = *out;

}

return 0;

}

void git_repository__cvar_cache_clear(git_repository *repo)

{

int i;

for (i = 0; i < GIT_CVAR_CACHE_MAX; ++i)

repo->cvar_cache[i] = GIT_CVAR_NOT_CACHED;

}