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Signed-off-by: Elijah Newren <newren@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>main
Elijah Newren
1 year ago
committed by
Junio C Hamano
105 changed files with 271 additions and 164 deletions
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#ifndef SETUP_H |
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#define SETUP_H |
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#include "string-list.h" |
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int is_inside_git_dir(void); |
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int is_inside_work_tree(void); |
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int get_common_dir_noenv(struct strbuf *sb, const char *gitdir); |
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int get_common_dir(struct strbuf *sb, const char *gitdir); |
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/* |
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* Return true if the given path is a git directory; note that this _just_ |
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* looks at the directory itself. If you want to know whether "foo/.git" |
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* is a repository, you must feed that path, not just "foo". |
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*/ |
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int is_git_directory(const char *path); |
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/* |
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* Return 1 if the given path is the root of a git repository or |
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* submodule, else 0. Will not return 1 for bare repositories with the |
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* exception of creating a bare repository in "foo/.git" and calling |
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* is_git_repository("foo"). |
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* |
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* If we run into read errors, we err on the side of saying "yes, it is", |
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* as we usually consider sub-repos precious, and would prefer to err on the |
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* side of not disrupting or deleting them. |
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*/ |
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int is_nonbare_repository_dir(struct strbuf *path); |
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#define READ_GITFILE_ERR_STAT_FAILED 1 |
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#define READ_GITFILE_ERR_NOT_A_FILE 2 |
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#define READ_GITFILE_ERR_OPEN_FAILED 3 |
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#define READ_GITFILE_ERR_READ_FAILED 4 |
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#define READ_GITFILE_ERR_INVALID_FORMAT 5 |
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#define READ_GITFILE_ERR_NO_PATH 6 |
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#define READ_GITFILE_ERR_NOT_A_REPO 7 |
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#define READ_GITFILE_ERR_TOO_LARGE 8 |
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void read_gitfile_error_die(int error_code, const char *path, const char *dir); |
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const char *read_gitfile_gently(const char *path, int *return_error_code); |
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#define read_gitfile(path) read_gitfile_gently((path), NULL) |
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const char *resolve_gitdir_gently(const char *suspect, int *return_error_code); |
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#define resolve_gitdir(path) resolve_gitdir_gently((path), NULL) |
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void setup_work_tree(void); |
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/* |
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* Find the commondir and gitdir of the repository that contains the current |
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* working directory, without changing the working directory or other global |
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* state. The result is appended to commondir and gitdir. If the discovered |
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* gitdir does not correspond to a worktree, then 'commondir' and 'gitdir' will |
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* both have the same result appended to the buffer. The return value is |
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* either 0 upon success and non-zero if no repository was found. |
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*/ |
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int discover_git_directory(struct strbuf *commondir, |
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struct strbuf *gitdir); |
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const char *setup_git_directory_gently(int *); |
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const char *setup_git_directory(void); |
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char *prefix_path(const char *prefix, int len, const char *path); |
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char *prefix_path_gently(const char *prefix, int len, int *remaining, const char *path); |
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int check_filename(const char *prefix, const char *name); |
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void verify_filename(const char *prefix, |
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const char *name, |
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int diagnose_misspelt_rev); |
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void verify_non_filename(const char *prefix, const char *name); |
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int path_inside_repo(const char *prefix, const char *path); |
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void sanitize_stdfds(void); |
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int daemonize(void); |
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/* |
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* GIT_REPO_VERSION is the version we write by default. The |
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* _READ variant is the highest number we know how to |
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* handle. |
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*/ |
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#define GIT_REPO_VERSION 0 |
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#define GIT_REPO_VERSION_READ 1 |
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/* |
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* You _have_ to initialize a `struct repository_format` using |
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* `= REPOSITORY_FORMAT_INIT` before calling `read_repository_format()`. |
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*/ |
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struct repository_format { |
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int version; |
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int precious_objects; |
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char *partial_clone; /* value of extensions.partialclone */ |
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int worktree_config; |
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int is_bare; |
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int hash_algo; |
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int sparse_index; |
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char *work_tree; |
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struct string_list unknown_extensions; |
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struct string_list v1_only_extensions; |
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}; |
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/* |
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* Always use this to initialize a `struct repository_format` |
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* to a well-defined, default state before calling |
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* `read_repository()`. |
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*/ |
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#define REPOSITORY_FORMAT_INIT \ |
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{ \ |
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.version = -1, \ |
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.is_bare = -1, \ |
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.hash_algo = GIT_HASH_SHA1, \ |
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.unknown_extensions = STRING_LIST_INIT_DUP, \ |
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.v1_only_extensions = STRING_LIST_INIT_DUP, \ |
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} |
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/* |
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* Read the repository format characteristics from the config file "path" into |
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* "format" struct. Returns the numeric version. On error, or if no version is |
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* found in the configuration, -1 is returned, format->version is set to -1, |
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* and all other fields in the struct are set to the default configuration |
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* (REPOSITORY_FORMAT_INIT). Always initialize the struct using |
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* REPOSITORY_FORMAT_INIT before calling this function. |
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*/ |
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int read_repository_format(struct repository_format *format, const char *path); |
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/* |
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* Free the memory held onto by `format`, but not the struct itself. |
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* (No need to use this after `read_repository_format()` fails.) |
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*/ |
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void clear_repository_format(struct repository_format *format); |
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/* |
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* Verify that the repository described by repository_format is something we |
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* can read. If it is, return 0. Otherwise, return -1, and "err" will describe |
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* any errors encountered. |
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*/ |
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int verify_repository_format(const struct repository_format *format, |
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struct strbuf *err); |
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/* |
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* Check the repository format version in the path found in get_git_dir(), |
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* and die if it is a version we don't understand. Generally one would |
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* set_git_dir() before calling this, and use it only for "are we in a valid |
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* repo?". |
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* |
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* If successful and fmt is not NULL, fill fmt with data. |
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*/ |
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void check_repository_format(struct repository_format *fmt); |
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/* |
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* NOTE NOTE NOTE!! |
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* |
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* PERM_UMASK, OLD_PERM_GROUP and OLD_PERM_EVERYBODY enumerations must |
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* not be changed. Old repositories have core.sharedrepository written in |
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* numeric format, and therefore these values are preserved for compatibility |
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* reasons. |
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*/ |
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enum sharedrepo { |
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PERM_UMASK = 0, |
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OLD_PERM_GROUP = 1, |
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OLD_PERM_EVERYBODY = 2, |
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PERM_GROUP = 0660, |
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PERM_EVERYBODY = 0664 |
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}; |
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int git_config_perm(const char *var, const char *value); |
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struct startup_info { |
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int have_repository; |
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const char *prefix; |
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const char *original_cwd; |
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}; |
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extern struct startup_info *startup_info; |
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extern const char *tmp_original_cwd; |
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#endif /* SETUP_H */ |
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