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global: Change parameter ordering in API

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Consistency is good.
This commit is contained in:
Vicent Martí 2012-05-10 10:38:10 +02:00
parent 52695898e5
commit 29e948debe
14 changed files with 118 additions and 97 deletions
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32
include/git2/attr.h
View File

@ -65,7 +65,7 @@ GIT_BEGIN_DECL
#define GIT_ATTR_UNSPECIFIED(attr) (!(attr) || (attr) == git_attr__unset)
/**
* GIT_ATTR_SET_TO_VALUE checks if an attribute is set to a value (as
* GIT_ATTR_HAS_VALUE checks if an attribute is set to a value (as
* opposied to TRUE, FALSE or UNSPECIFIED). This would be the case if
* for a file with something like:
*
@ -74,7 +74,7 @@ GIT_BEGIN_DECL
* Given this, looking up "eol" for `onefile.txt` will give back the
* string "lf" and `GIT_ATTR_SET_TO_VALUE(attr)` will return true.
*/
#define GIT_ATTR_SET_TO_VALUE(attr) \
#define GIT_ATTR_HAS_VALUE(attr) \
((attr) && (attr) != git_attr__unset && \
(attr) != git_attr__true && (attr) != git_attr__false)
@ -111,6 +111,10 @@ GIT_EXTERN(const char *) git_attr__unset;
/**
* Look up the value of one git attribute for path.
*
* @param value_out Output of the value of the attribute. Use the GIT_ATTR_...
* macros to test for TRUE, FALSE, UNSPECIFIED, etc. or just
* use the string value for attributes set to a value. You
* should NOT modify or free this value.
* @param repo The repository containing the path.
* @param flags A combination of GIT_ATTR_CHECK... flags.
* @param path The path to check for attributes. Relative paths are
@ -118,17 +122,13 @@ GIT_EXTERN(const char *) git_attr__unset;
* not have to exist, but if it does not, then it will be
* treated as a plain file (not a directory).
* @param name The name of the attribute to look up.
* @param value Output of the value of the attribute. Use the GIT_ATTR_...
* macros to test for TRUE, FALSE, UNSPECIFIED, etc. or just
* use the string value for attributes set to a value. You
* should NOT modify or free this value.
*/
GIT_EXTERN(int) git_attr_get(
const char **value_out,
git_repository *repo,
uint32_t flags,
const char *path,
const char *name,
const char **value);
const char *name);
/**
* Look up a list of git attributes for path.
@ -141,11 +141,16 @@ GIT_EXTERN(int) git_attr_get(
*
* const char *attrs[] = { "crlf", "diff", "foo" };
* const char **values[3];
* git_attr_get_many(repo, 0, "my/fun/file.c", 3, attrs, values);
* git_attr_get_many(values, repo, 0, "my/fun/file.c", 3, attrs);
*
* Then you could loop through the 3 values to get the settings for
* the three attributes you asked about.
*
* @param values An array of num_attr entries that will have string
* pointers written into it for the values of the attributes.
* You should not modify or free the values that are written
* into this array (although of course, you should free the
* array itself if you allocated it).
* @param repo The repository containing the path.
* @param flags A combination of GIT_ATTR_CHECK... flags.
* @param path The path inside the repo to check attributes. This
@ -153,19 +158,14 @@ GIT_EXTERN(int) git_attr_get(
* it will be treated as a plain file (i.e. not a directory).
* @param num_attr The number of attributes being looked up
* @param names An array of num_attr strings containing attribute names.
* @param values An array of num_attr entries that will have string
* pointers written into it for the values of the attributes.
* You should not modify or free the values that are written
* into this array (although of course, you should free the
* array itself if you allocated it).
*/
GIT_EXTERN(int) git_attr_get_many(
const char **values_out,
git_repository *repo,
uint32_t flags,
const char *path,
size_t num_attr,
const char **names,
const char **values);
const char **names);
/**
* Loop over all the git attributes for a path.

24
include/git2/config.h
View File

@ -65,7 +65,7 @@ typedef struct {
* @return GIT_SUCCESS if a global configuration file has been
* found. Its path will be stored in `buffer`.
*/
GIT_EXTERN(int) git_config_find_global(char *global_config_path);
GIT_EXTERN(int) git_config_find_global(char *global_config_path, size_t length);
/**
* Locate the path to the system configuration file
@ -77,7 +77,7 @@ GIT_EXTERN(int) git_config_find_global(char *global_config_path);
* @return GIT_SUCCESS if a system configuration file has been
* found. Its path will be stored in `buffer`.
*/
GIT_EXTERN(int) git_config_find_system(char *system_config_path);
GIT_EXTERN(int) git_config_find_system(char *system_config_path, size_t length);
/**
* Open the global configuration file
@ -177,22 +177,22 @@ GIT_EXTERN(void) git_config_free(git_config *cfg);
/**
* Get the value of an integer config variable.
*
* @param out pointer to the variable where the value should be stored
* @param cfg where to look for the variable
* @param name the variable's name
* @param out pointer to the variable where the value should be stored
* @return GIT_SUCCESS or an error code
*/
GIT_EXTERN(int) git_config_get_int32(git_config *cfg, const char *name, int32_t *out);
GIT_EXTERN(int) git_config_get_int32(int32_t *out, git_config *cfg, const char *name);
/**
* Get the value of a long integer config variable.
*
* @param out pointer to the variable where the value should be stored
* @param cfg where to look for the variable
* @param name the variable's name
* @param out pointer to the variable where the value should be stored
* @return GIT_SUCCESS or an error code
*/
GIT_EXTERN(int) git_config_get_int64(git_config *cfg, const char *name, int64_t *out);
GIT_EXTERN(int) git_config_get_int64(int64_t *out, git_config *cfg, const char *name);
/**
* Get the value of a boolean config variable.
@ -200,12 +200,12 @@ GIT_EXTERN(int) git_config_get_int64(git_config *cfg, const char *name, int64_t
* This function uses the usual C convention of 0 being false and
* anything else true.
*
* @param out pointer to the variable where the value should be stored
* @param cfg where to look for the variable
* @param name the variable's name
* @param out pointer to the variable where the value should be stored
* @return GIT_SUCCESS or an error code
*/
GIT_EXTERN(int) git_config_get_bool(git_config *cfg, const char *name, int *out);
GIT_EXTERN(int) git_config_get_bool(int *out, git_config *cfg, const char *name);
/**
* Get the value of a string config variable.
@ -213,12 +213,12 @@ GIT_EXTERN(int) git_config_get_bool(git_config *cfg, const char *name, int *out)
* The string is owned by the variable and should not be freed by the
* user.
*
* @param out pointer to the variable's value
* @param cfg where to look for the variable
* @param name the variable's name
* @param out pointer to the variable's value
* @return GIT_SUCCESS or an error code
*/
GIT_EXTERN(int) git_config_get_string(git_config *cfg, const char *name, const char **out);
GIT_EXTERN(int) git_config_get_string(const char **out, git_config *cfg, const char *name);
/**
* Get each value of a multivar.
@ -342,14 +342,14 @@ GIT_EXTERN(int) git_config_foreach(
* If not a single match can be made to store in `out`, an error code will be
* returned.
*
* @param out place to store the result of the mapping
* @param cfg config file to get the variables from
* @param name name of the config variable to lookup
* @param maps array of `git_cvar_map` objects specifying the possible mappings
* @param map_n number of mapping objects in `maps`
* @param out place to store the result of the mapping
* @return GIT_SUCCESS on success, error code otherwise
*/
GIT_EXTERN(int) git_config_get_mapped(git_config *cfg, const char *name, git_cvar_map *maps, size_t map_n, int *out);
GIT_EXTERN(int) git_config_get_mapped(int *out, git_config *cfg, const char *name, git_cvar_map *maps, size_t map_n);
/** @} */
GIT_END_DECL

12
src/attr.c
View File

@ -13,11 +13,11 @@ static int collect_attr_files(
int git_attr_get(
const char **value,
git_repository *repo,
uint32_t flags,
const char *pathname,
const char *name,
const char **value)
const char *name)
{
int error;
git_attr_path path;
@ -64,12 +64,12 @@ typedef struct {
} attr_get_many_info;
int git_attr_get_many(
const char **values,
git_repository *repo,
uint32_t flags,
const char *pathname,
size_t num_attr,
const char **names,
const char **values)
const char **names)
{
int error;
git_attr_path path;
@ -576,11 +576,11 @@ int git_attr_cache__init(git_repository *repo)
if (git_repository_config__weakptr(&cfg, repo) < 0)
return -1;
ret = git_config_get_string(cfg, GIT_ATTR_CONFIG, &cache->cfg_attr_file);
ret = git_config_get_string(&cache->cfg_attr_file, cfg, GIT_ATTR_CONFIG);
if (ret < 0 && ret != GIT_ENOTFOUND)
return ret;
ret = git_config_get_string(cfg, GIT_IGNORE_CONFIG, &cache->cfg_excl_file);
ret = git_config_get_string(&cache->cfg_excl_file, cfg, GIT_IGNORE_CONFIG);
if (ret < 0 && ret != GIT_ENOTFOUND)
return ret;

72
src/config.c
View File

@ -199,30 +199,6 @@ int git_config_set_string(git_config *cfg, const char *name, const char *value)
return file->set(file, name, value);
}
int git_config_parse_bool(int *out, const char *value)
{
/* A missing value means true */
if (value == NULL) {
*out = 1;
return 0;
}
if (!strcasecmp(value, "true") ||
!strcasecmp(value, "yes") ||
!strcasecmp(value, "on")) {
*out = 1;
return 0;
}
if (!strcasecmp(value, "false") ||
!strcasecmp(value, "no") ||
!strcasecmp(value, "off")) {
*out = 0;
return 0;
}
return -1;
}
static int parse_int64(int64_t *out, const char *value)
{
const char *num_end;
@ -297,7 +273,7 @@ int git_config_lookup_map_value(
case GIT_CVAR_TRUE: {
int bool_val;
if (git_config_parse_bool(&bool_val, value) == 0 &&
if (git__parse_bool(&bool_val, value) == 0 &&
bool_val == (int)m->cvar_type) {
*out = m->map_value;
return 0;
@ -322,12 +298,17 @@ int git_config_lookup_map_value(
return GIT_ENOTFOUND;
}
int git_config_get_mapped(git_config *cfg, const char *name, git_cvar_map *maps, size_t map_n, int *out)
int git_config_get_mapped(
int *out,
git_config *cfg,
const char *name,
git_cvar_map *maps,
size_t map_n)
{
const char *value;
int ret;
ret = git_config_get_string(cfg, name, &value);
ret = git_config_get_string(&value, cfg, name);
if (ret < 0)
return ret;
@ -339,12 +320,12 @@ int git_config_get_mapped(git_config *cfg, const char *name, git_cvar_map *maps,
return -1;
}
int git_config_get_int64(git_config *cfg, const char *name, int64_t *out)
int git_config_get_int64(int64_t *out, git_config *cfg, const char *name)
{
const char *value;
int ret;
ret = git_config_get_string(cfg, name, &value);
ret = git_config_get_string(&value, cfg, name);
if (ret < 0)
return ret;
@ -356,12 +337,12 @@ int git_config_get_int64(git_config *cfg, const char *name, int64_t *out)
return 0;
}
int git_config_get_int32(git_config *cfg, const char *name, int32_t *out)
int git_config_get_int32(int32_t *out, git_config *cfg, const char *name)
{
const char *value;
int ret;
ret = git_config_get_string(cfg, name, &value);
ret = git_config_get_string(&value, cfg, name);
if (ret < 0)
return ret;
@ -373,16 +354,16 @@ int git_config_get_int32(git_config *cfg, const char *name, int32_t *out)
return 0;
}
int git_config_get_bool(git_config *cfg, const char *name, int *out)
int git_config_get_bool(int *out, git_config *cfg, const char *name)
{
const char *value;
int ret;
ret = git_config_get_string(cfg, name, &value);
ret = git_config_get_string(&value, cfg, name);
if (ret < 0)
return ret;
if (git_config_parse_bool(out, value) == 0)
if (git__parse_bool(out, value) == 0)
return 0;
if (parse_int32(out, value) == 0) {
@ -394,7 +375,7 @@ int git_config_get_bool(git_config *cfg, const char *name, int *out)
return -1;
}
int git_config_get_string(git_config *cfg, const char *name, const char **out)
int git_config_get_string(const char **out, git_config *cfg, const char *name)
{
file_internal *internal;
unsigned int i;
@ -462,7 +443,7 @@ int git_config_find_global_r(git_buf *path)
return git_futils_find_global_file(path, GIT_CONFIG_FILENAME);
}
int git_config_find_global(char *global_config_path)
int git_config_find_global(char *global_config_path, size_t length)
{
git_buf path = GIT_BUF_INIT;
int ret = git_config_find_global_r(&path);
@ -472,14 +453,14 @@ int git_config_find_global(char *global_config_path)
return ret;
}
if (path.size > GIT_PATH_MAX) {
if (path.size >= length) {
git_buf_free(&path);
giterr_set(GITERR_NOMEMORY,
"Path is to long to fit on the given buffer");
return -1;
}
git_buf_copy_cstr(global_config_path, GIT_PATH_MAX, &path);
git_buf_copy_cstr(global_config_path, length, &path);
git_buf_free(&path);
return 0;
}
@ -489,7 +470,7 @@ int git_config_find_system_r(git_buf *path)
return git_futils_find_system_file(path, GIT_CONFIG_FILENAME_SYSTEM);
}
int git_config_find_system(char *system_config_path)
int git_config_find_system(char *system_config_path, size_t length)
{
git_buf path = GIT_BUF_INIT;
int ret = git_config_find_system_r(&path);
@ -499,14 +480,14 @@ int git_config_find_system(char *system_config_path)
return ret;
}
if (path.size > GIT_PATH_MAX) {
if (path.size >= length) {
git_buf_free(&path);
giterr_set(GITERR_NOMEMORY,
"Path is to long to fit on the given buffer");
return -1;
}
git_buf_copy_cstr(system_config_path, GIT_PATH_MAX, &path);
git_buf_copy_cstr(system_config_path, length, &path);
git_buf_free(&path);
return 0;
}
@ -514,11 +495,14 @@ int git_config_find_system(char *system_config_path)
int git_config_open_global(git_config **out)
{
int error;
char global_path[GIT_PATH_MAX];
git_buf path = GIT_BUF_INIT;
if ((error = git_config_find_global(global_path)) < 0)
if ((error = git_config_find_global_r(&path)) < 0)
return error;
return git_config_open_ondisk(out, global_path);
error = git_config_open_ondisk(out, git_buf_cstr(&path));
git_buf_free(&path);
return error;
}

4
src/config_cache.c
View File

@ -69,8 +69,8 @@ int git_repository__cvar(int *out, git_repository *repo, git_cvar_cached cvar)
if (error < GIT_SUCCESS)
return error;
error = git_config_get_mapped(
config, data->cvar_name, data->maps, data->map_count, out);
error = git_config_get_mapped(out,
config, data->cvar_name, data->maps, data->map_count);
if (error == GIT_ENOTFOUND)
*out = data->default_value;

6
src/crlf.c
View File

@ -82,8 +82,8 @@ static int crlf_load_attributes(struct crlf_attrs *ca, git_repository *repo, con
const char *attr_vals[NUM_CONV_ATTRS];
int error;
error = git_attr_get_many(
repo, 0, path, NUM_CONV_ATTRS, attr_names, attr_vals);
error = git_attr_get_many(attr_vals,
repo, 0, path, NUM_CONV_ATTRS, attr_names);
if (error == GIT_ENOTFOUND) {
ca->crlf_action = GIT_CRLF_GUESS;
@ -100,7 +100,7 @@ static int crlf_load_attributes(struct crlf_attrs *ca, git_repository *repo, con
return 0;
}
return error;
return -1;
}
static int drop_crlf(git_buf *dest, const git_buf *source)

4
src/diff.c
View File

@ -270,8 +270,10 @@ static int diff_delta__cmp(const void *a, const void *b)
static int config_bool(git_config *cfg, const char *name, int defvalue)
{
int val = defvalue;
if (git_config_get_bool(cfg, name, &val) < 0)
if (git_config_get_bool(&val, cfg, name) < 0)
giterr_clear();
return val;
}

2
src/diff_output.c
View File

@ -103,7 +103,7 @@ static int diff_output_cb(void *priv, mmbuffer_t *bufs, int len)
static int update_file_is_binary_by_attr(git_repository *repo, git_diff_file *file)
{
const char *value;
if (git_attr_get(repo, 0, file->path, "diff", &value) < 0)
if (git_attr_get(&value, repo, 0, file->path, "diff") < 0)
return -1;
if (GIT_ATTR_FALSE(value))

2
src/notes.c
View File

@ -274,7 +274,7 @@ static int note_get_default_ref(const char **out, git_repository *repo)
if (git_repository_config__weakptr(&cfg, repo) < 0)
return -1;
ret = git_config_get_string(cfg, "core.notesRef", out);
ret = git_config_get_string(out, cfg, "core.notesRef");
if (ret == GIT_ENOTFOUND) {
*out = GIT_NOTES_DEFAULT_REF;
return 0;

4
src/remote.c
View File

@ -48,7 +48,7 @@ static int parse_remote_refspec(git_config *cfg, git_refspec *refspec, const cha
int error;
const char *val;
if ((error = git_config_get_string(cfg, var, &val)) < 0)
if ((error = git_config_get_string(&val, cfg, var)) < 0)
return error;
return refspec_parse(refspec, val);
@ -121,7 +121,7 @@ int git_remote_load(git_remote **out, git_repository *repo, const char *name)
goto cleanup;
}
if ((error = git_config_get_string(config, git_buf_cstr(&buf), &val)) < 0)
if ((error = git_config_get_string(&val, config, git_buf_cstr(&buf))) < 0)
goto cleanup;
remote->repo = repo;

15
src/repository.c
View File

@ -25,8 +25,7 @@
#define GIT_BRANCH_MASTER "master"
#define GIT_CONFIG_CORE_REPOSITORYFORMATVERSION "core.repositoryformatversion"
#define GIT_REPOSITORYFORMATVERSION 0
#define GIT_REPO_VERSION 0
static void drop_odb(git_repository *repo)
{
@ -125,7 +124,7 @@ static int load_config_data(git_repository *repo)
if (git_repository_config__weakptr(&config, repo) < 0)
return -1;
if (git_config_get_bool(config, "core.bare", &is_bare) < 0)
if (git_config_get_bool(&is_bare, config, "core.bare") < 0)
return -1; /* FIXME: We assume that a missing core.bare
variable is an error. Is this right? */
@ -146,7 +145,7 @@ static int load_workdir(git_repository *repo, git_buf *parent_path)
if (git_repository_config__weakptr(&config, repo) < 0)
return -1;
error = git_config_get_string(config, "core.worktree", &worktree);
error = git_config_get_string(&worktree, config, "core.worktree");
if (!error && worktree != NULL)
repo->workdir = git__strdup(worktree);
else if (error != GIT_ENOTFOUND)
@ -607,13 +606,13 @@ static int check_repositoryformatversion(git_repository *repo)
if (git_repository_config__weakptr(&config, repo) < 0)
return -1;
if (git_config_get_int32(config, GIT_CONFIG_CORE_REPOSITORYFORMATVERSION, &version) < 0)
if (git_config_get_int32(&version, config, "core.repositoryformatversion") < 0)
return -1;
if (GIT_REPOSITORYFORMATVERSION < version) {
if (GIT_REPO_VERSION < version) {
giterr_set(GITERR_REPOSITORY,
"Unsupported repository version %d. Only versions up to %d are supported.",
version, GIT_REPOSITORYFORMATVERSION);
version, GIT_REPO_VERSION);
return -1;
}
@ -676,7 +675,7 @@ static int repo_init_config(const char *git_dir, int is_bare)
}
SET_REPO_CONFIG(bool, "core.bare", is_bare);
SET_REPO_CONFIG(int32, GIT_CONFIG_CORE_REPOSITORYFORMATVERSION, GIT_REPOSITORYFORMATVERSION);
SET_REPO_CONFIG(int32, "core.repositoryformatversion", GIT_REPO_VERSION);
/* TODO: what other defaults? */
git_buf_free(&cfg_path);

5
src/submodule.c
View File

@ -218,8 +218,11 @@ static int submodule_from_config(
sm->update = (git_submodule_update_t)val;
}
else if (strcmp(property, "fetchRecurseSubmodules") == 0) {
if (git_config_parse_bool(&sm->fetch_recurse, value) < 0)
if (git__parse_bool(&sm->fetch_recurse, value) < 0) {
giterr_set(GITERR_INVALID,
"Invalid value for submodule 'fetchRecurseSubmodules' property: '%s'", value);
goto fail;
}
}
else if (strcmp(property, "ignore") == 0) {
int val;

24
src/util.c
View File

@ -411,3 +411,27 @@ int git__strcmp_cb(const void *a, const void *b)
return strcmp(stra, strb);
}
int git__parse_bool(int *out, const char *value)
{
/* A missing value means true */
if (value == NULL) {
*out = 1;
return 0;
}
if (!strcasecmp(value, "true") ||
!strcasecmp(value, "yes") ||
!strcasecmp(value, "on")) {
*out = 1;
return 0;
}
if (!strcasecmp(value, "false") ||
!strcasecmp(value, "no") ||
!strcasecmp(value, "off")) {
*out = 0;
return 0;
}
return -1;
}

9
src/util.h
View File

@ -214,4 +214,13 @@ GIT_INLINE(bool) git__iswildcard(int c)
return (c == '*' || c == '?' || c == '[');
}
/*
* Parse a string value as a boolean, just like Core Git
* does.
*
* Valid values for true are: 'true', 'yes', 'on'
* Valid values for false are: 'false', 'no', 'off'
*/
extern int git__parse_bool(int *out, const char *value);
#endif /* INCLUDE_util_h__ */