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/*
* Copyright (C) the libgit2 contributors. All rights reserved.
*
* 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 "futils.h"
#include "repository.h"
#include "config.h"
#include "git2/config.h"
#include "vector.h"
#include "filter.h"
struct map_data {
const char *name;
git_configmap *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_configmap _configmap_eol[] = {
{GIT_CONFIGMAP_FALSE, NULL, GIT_EOL_UNSET},
{GIT_CONFIGMAP_STRING, "lf", GIT_EOL_LF},
{GIT_CONFIGMAP_STRING, "crlf", GIT_EOL_CRLF},
{GIT_CONFIGMAP_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_configmap _configmap_autocrlf[] = {
{GIT_CONFIGMAP_FALSE, NULL, GIT_AUTO_CRLF_FALSE},
{GIT_CONFIGMAP_TRUE, NULL, GIT_AUTO_CRLF_TRUE},
{GIT_CONFIGMAP_STRING, "input", GIT_AUTO_CRLF_INPUT}
};
static git_configmap _configmap_safecrlf[] = {
{GIT_CONFIGMAP_FALSE, NULL, GIT_SAFE_CRLF_FALSE},
{GIT_CONFIGMAP_TRUE, NULL, GIT_SAFE_CRLF_FAIL},
{GIT_CONFIGMAP_STRING, "warn", GIT_SAFE_CRLF_WARN}
};
static git_configmap _configmap_logallrefupdates[] = {
{GIT_CONFIGMAP_FALSE, NULL, GIT_LOGALLREFUPDATES_FALSE},
{GIT_CONFIGMAP_TRUE, NULL, GIT_LOGALLREFUPDATES_TRUE},
{GIT_CONFIGMAP_STRING, "always", GIT_LOGALLREFUPDATES_ALWAYS},
};
/*
* Generic map for integer values
*/
static git_configmap _configmap_int[] = {
{GIT_CONFIGMAP_INT32, NULL, 0},
};
static struct map_data _configmaps[] = {
{"core.autocrlf", _configmap_autocrlf, ARRAY_SIZE(_configmap_autocrlf), GIT_AUTO_CRLF_DEFAULT},
{"core.eol", _configmap_eol, ARRAY_SIZE(_configmap_eol), GIT_EOL_DEFAULT},
{"core.symlinks", NULL, 0, GIT_SYMLINKS_DEFAULT },
{"core.ignorecase", NULL, 0, GIT_IGNORECASE_DEFAULT },
{"core.filemode", NULL, 0, GIT_FILEMODE_DEFAULT },
{"core.ignorestat", NULL, 0, GIT_IGNORESTAT_DEFAULT },
{"core.trustctime", NULL, 0, GIT_TRUSTCTIME_DEFAULT },
{"core.abbrev", _configmap_int, 1, GIT_ABBREV_DEFAULT },
{"core.precomposeunicode", NULL, 0, GIT_PRECOMPOSE_DEFAULT },
{"core.safecrlf", _configmap_safecrlf, ARRAY_SIZE(_configmap_safecrlf), GIT_SAFE_CRLF_DEFAULT},
{"core.logallrefupdates", _configmap_logallrefupdates, ARRAY_SIZE(_configmap_logallrefupdates), GIT_LOGALLREFUPDATES_DEFAULT},
{"core.protecthfs", NULL, 0, GIT_PROTECTHFS_DEFAULT },
{"core.protectntfs", NULL, 0, GIT_PROTECTNTFS_DEFAULT },
{"core.fsyncobjectfiles", NULL, 0, GIT_FSYNCOBJECTFILES_DEFAULT },
{"core.longpaths", NULL, 0, GIT_LONGPATHS_DEFAULT },
};
int git_config__configmap_lookup(int *out, git_config *config, git_configmap_item item)
{
int error = 0;
struct map_data *data = &_configmaps[(int)item];
git_config_entry *entry;
if ((error = git_config__lookup_entry(&entry, config, data->name, false)) < 0)
return error;
if (!entry)
*out = data->default_value;
else if (data->maps)
error = git_config_lookup_map_value(
out, data->maps, data->map_count, entry->value);
else
error = git_config_parse_bool(out, entry->value);
git_config_entry_free(entry);
return error;
}
int git_repository__configmap_lookup(int *out, git_repository *repo, git_configmap_item item)
{
intptr_t value = (intptr_t)git_atomic_load(repo->configmap_cache[(int)item]);
*out = (int)value;
if (value == GIT_CONFIGMAP_NOT_CACHED) {
git_config *config;
intptr_t oldval = value;
int error;
if ((error = git_repository_config__weakptr(&config, repo)) < 0 ||
(error = git_config__configmap_lookup(out, config, item)) < 0)
return error;
value = *out;
git_atomic_compare_and_swap(&repo->configmap_cache[(int)item], (void *)oldval, (void *)value);
}
return 0;
}
void git_repository__configmap_lookup_cache_clear(git_repository *repo)
{
int i;
for (i = 0; i < GIT_CONFIGMAP_CACHE_MAX; ++i)
repo->configmap_cache[i] = GIT_CONFIGMAP_NOT_CACHED;
}
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