#include "convert.h"
#include "trace.h"
#include "string-list.h"
+#include "pack-revindex.h"
#include SHA1_HEADER
#ifndef platform_SHA_CTX
#define CE_INTENT_TO_ADD (1 << 29)
#define CE_SKIP_WORKTREE (1 << 30)
/* CE_EXTENDED2 is for future extension */
-#define CE_EXTENDED2 (1 << 31)
+#define CE_EXTENDED2 (1U << 31)
#define CE_EXTENDED_FLAGS (CE_INTENT_TO_ADD | CE_SKIP_WORKTREE)
#error "CE_EXTENDED_FLAGS out of range"
#endif
+/* Forward structure decls */
struct pathspec;
+struct child_process;
/*
* Copy the sha1 and stat state of a cache entry from one to
#define ce_uptodate(ce) ((ce)->ce_flags & CE_UPTODATE)
#define ce_skip_worktree(ce) ((ce)->ce_flags & CE_SKIP_WORKTREE)
#define ce_mark_uptodate(ce) ((ce)->ce_flags |= CE_UPTODATE)
+#define ce_intent_to_add(ce) ((ce)->ce_flags & CE_INTENT_TO_ADD)
#define ce_permissions(mode) (((mode) & 0100) ? 0755 : 0644)
static inline unsigned int create_ce_mode(unsigned int mode)
extern int is_inside_work_tree(void);
extern const char *get_git_dir(void);
extern const char *get_git_common_dir(void);
-extern int is_git_directory(const char *path);
extern char *get_object_directory(void);
extern char *get_index_file(void);
extern char *get_graft_file(void);
extern const char *strip_namespace(const char *namespaced_ref);
extern const char *get_git_work_tree(void);
+/*
+ * Return true if the given path is a git directory; note that this _just_
+ * looks at the directory itself. If you want to know whether "foo/.git"
+ * is a repository, you must feed that path, not just "foo".
+ */
+extern int is_git_directory(const char *path);
+
+/*
+ * Return 1 if the given path is the root of a git repository or
+ * submodule, else 0. Will not return 1 for bare repositories with the
+ * exception of creating a bare repository in "foo/.git" and calling
+ * is_git_repository("foo").
+ *
+ * If we run into read errors, we err on the side of saying "yes, it is",
+ * as we usually consider sub-repos precious, and would prefer to err on the
+ * side of not disrupting or deleting them.
+ */
+extern int is_nonbare_repository_dir(struct strbuf *path);
+
#define READ_GITFILE_ERR_STAT_FAILED 1
#define READ_GITFILE_ERR_NOT_A_FILE 2
#define READ_GITFILE_ERR_OPEN_FAILED 3
extern int log_all_ref_updates;
extern int warn_ambiguous_refs;
extern int warn_on_object_refname_ambiguity;
-extern int shared_repository;
extern const char *apply_default_whitespace;
extern const char *apply_default_ignorewhitespace;
extern const char *git_attributes_file;
extern unsigned long big_file_threshold;
extern unsigned long pack_size_limit_cfg;
+void set_shared_repository(int value);
+int get_shared_repository(void);
+
/*
* Do replace refs need to be checked this run? This variable is
* initialized to true unless --no-replace-object is used or
*/
#define GIT_REPO_VERSION 0
#define GIT_REPO_VERSION_READ 1
-extern int repository_format_version;
extern int repository_format_precious_objects;
-extern int check_repository_format(void);
+
+struct repository_format {
+ int version;
+ int precious_objects;
+ int is_bare;
+ char *work_tree;
+ struct string_list unknown_extensions;
+};
+
+/*
+ * Read the repository format characteristics from the config file "path" into
+ * "format" struct. Returns the numeric version. On error, -1 is returned,
+ * format->version is set to -1, and all other fields in the struct are
+ * undefined.
+ */
+int read_repository_format(struct repository_format *format, const char *path);
+
+/*
+ * Verify that the repository described by repository_format is something we
+ * can read. If it is, return 0. Otherwise, return -1, and "err" will describe
+ * any errors encountered.
+ */
+int verify_repository_format(const struct repository_format *format,
+ struct strbuf *err);
+
+/*
+ * Check the repository format version in the path found in get_git_dir(),
+ * and die if it is a version we don't understand. Generally one would
+ * set_git_dir() before calling this, and use it only for "are we in a valid
+ * repo?".
+ */
+extern void check_repository_format(void);
#define MTIME_CHANGED 0x0001
#define CTIME_CHANGED 0x0002
freshened:1,
do_not_close:1;
unsigned char sha1[20];
+ struct revindex_entry *revindex;
/* something like ".git/objects/pack/xxxxx.pack" */
char pack_name[FLEX_ARRAY]; /* more */
} *packed_git;
extern void clear_delta_base_cache(void);
extern struct packed_git *add_packed_git(const char *path, size_t path_len, int local);
+/*
+ * Make sure that a pointer access into an mmap'd index file is within bounds,
+ * and can provide at least 8 bytes of data.
+ *
+ * Note that this is only necessary for variable-length segments of the file
+ * (like the 64-bit extended offset table), as we compare the size to the
+ * fixed-length parts when we open the file.
+ */
+extern void check_pack_index_ptr(const struct packed_git *p, const void *ptr);
+
/*
* Return the SHA-1 of the nth object within the specified packfile.
* Open the index if it is not already open. The return value points
/* git_config_parse_key() returns these negated: */
#define CONFIG_INVALID_KEY 1
#define CONFIG_NO_SECTION_OR_NAME 2
-/* git_config_set(), git_config_set_multivar() return the above or these: */
+/* git_config_set_gently(), git_config_set_multivar_gently() return the above or these: */
#define CONFIG_NO_LOCK -1
#define CONFIG_INVALID_FILE 3
#define CONFIG_NO_WRITE 4
extern int git_config_with_options(config_fn_t fn, void *,
struct git_config_source *config_source,
int respect_includes);
-extern int git_config_early(config_fn_t fn, void *, const char *repo_config);
extern int git_parse_ulong(const char *, unsigned long *);
extern int git_parse_maybe_bool(const char *);
extern int git_config_int(const char *, const char *);
extern int git_config_maybe_bool(const char *, const char *);
extern int git_config_string(const char **, const char *, const char *);
extern int git_config_pathname(const char **, const char *, const char *);
-extern int git_config_set_in_file(const char *, const char *, const char *);
-extern int git_config_set(const char *, const char *);
+extern int git_config_set_in_file_gently(const char *, const char *, const char *);
+extern void git_config_set_in_file(const char *, const char *, const char *);
+extern int git_config_set_gently(const char *, const char *);
+extern void git_config_set(const char *, const char *);
extern int git_config_parse_key(const char *, char **, int *);
extern int git_config_key_is_valid(const char *key);
-extern int git_config_set_multivar(const char *, const char *, const char *, int);
-extern int git_config_set_multivar_in_file(const char *, const char *, const char *, const char *, int);
+extern int git_config_set_multivar_gently(const char *, const char *, const char *, int);
+extern void git_config_set_multivar(const char *, const char *, const char *, int);
+extern int git_config_set_multivar_in_file_gently(const char *, const char *, const char *, const char *, int);
+extern void git_config_set_multivar_in_file(const char *, const char *, const char *, const char *, int);
extern int git_config_rename_section(const char *, const char *);
extern int git_config_rename_section_in_file(const char *, const char *, const char *);
extern const char *git_etc_gitconfig(void);
-extern int check_repository_format_version(const char *var, const char *value, void *cb);
extern int git_env_bool(const char *, int);
extern unsigned long git_env_ulong(const char *, unsigned long);
extern int git_config_system(void);
extern int git_config_get_bool_or_int(const char *key, int *is_bool, int *dest);
extern int git_config_get_maybe_bool(const char *key, int *dest);
extern int git_config_get_pathname(const char *key, const char **dest);
+extern int git_config_get_untracked_cache(void);
+
+/*
+ * This is a hack for test programs like test-dump-untracked-cache to
+ * ensure that they do not modify the untracked cache when reading it.
+ * Do not use it otherwise!
+ */
+extern int ignore_untracked_cache_config;
struct key_value_info {
const char *filename;
extern int term_columns(void);
extern int decimal_width(uintmax_t);
extern int check_pager_config(const char *cmd);
+extern void prepare_pager_args(struct child_process *, const char *pager);
extern const char *editor_program;
extern const char *askpass_program;
/* Takes a negative value returned by split_cmdline */
const char *split_cmdline_strerror(int cmdline_errno);
-/* git.c */
+/* setup.c */
struct startup_info {
int have_repository;
const char *prefix;