#include "advice.h"
#include "gettext.h"
#include "convert.h"
+#include "trace.h"
#include SHA1_HEADER
#ifndef git_SHA_CTX
#define S_IFGITLINK 0160000
#define S_ISGITLINK(m) (((m) & S_IFMT) == S_IFGITLINK)
+/*
+ * Some mode bits are also used internally for computations.
+ *
+ * They *must* not overlap with any valid modes, and they *must* not be emitted
+ * to outside world - i.e. appear on disk or network. In other words, it's just
+ * temporary fields, which we internally use, but they have to stay in-house.
+ *
+ * ( such approach is valid, as standard S_IF* fits into 16 bits, and in Git
+ * codebase mode is `unsigned int` which is assumed to be at least 32 bits )
+ */
+
+/* used internally in tree-diff */
+#define S_DIFFTREE_IFXMIN_NEQ 0x80000000
+
+
/*
* Intensive research over the course of many years has shown that
* port 9418 is totally unused by anything else. Or
unsigned int ce_mode;
unsigned int ce_flags;
unsigned int ce_namelen;
+ unsigned int index; /* for link extension */
unsigned char sha1[20];
char name[FLEX_ARRAY]; /* more */
};
#define CE_STAGESHIFT 12
/*
- * Range 0xFFFF0000 in ce_flags is divided into
+ * Range 0xFFFF0FFF in ce_flags is divided into
* two parts: in-memory flags and on-disk ones.
* Flags in CE_EXTENDED_FLAGS will get saved on-disk
* if you want to save a new flag, add it in
/* used to temporarily mark paths matched by pathspecs */
#define CE_MATCHED (1 << 26)
+#define CE_UPDATE_IN_BASE (1 << 27)
+#define CE_STRIP_NAME (1 << 28)
+
/*
* Extended on-disk flags
*/
#define cache_entry_size(len) (offsetof(struct cache_entry,name) + (len) + 1)
+#define SOMETHING_CHANGED (1 << 0) /* unclassified changes go here */
+#define CE_ENTRY_CHANGED (1 << 1)
+#define CE_ENTRY_REMOVED (1 << 2)
+#define CE_ENTRY_ADDED (1 << 3)
+#define RESOLVE_UNDO_CHANGED (1 << 4)
+#define CACHE_TREE_CHANGED (1 << 5)
+#define SPLIT_INDEX_ORDERED (1 << 6)
+
+struct split_index;
struct index_state {
struct cache_entry **cache;
unsigned int version;
unsigned int cache_nr, cache_alloc, cache_changed;
struct string_list *resolve_undo;
struct cache_tree *cache_tree;
+ struct split_index *split_index;
struct cache_time timestamp;
unsigned name_hash_initialized : 1,
initialized : 1;
#define read_cache_preload(pathspec) read_index_preload(&the_index, (pathspec))
#define is_cache_unborn() is_index_unborn(&the_index)
#define read_cache_unmerged() read_index_unmerged(&the_index)
-#define write_cache(newfd, cache, entries) write_index(&the_index, (newfd))
#define discard_cache() discard_index(&the_index)
#define unmerged_cache() unmerged_index(&the_index)
#define cache_name_pos(name, namelen) index_name_pos(&the_index,(name),(namelen))
} while (0)
/* Initialize and use the cache information */
+struct lock_file;
extern int read_index(struct index_state *);
extern int read_index_preload(struct index_state *, const struct pathspec *pathspec);
+extern int do_read_index(struct index_state *istate, const char *path,
+ int must_exist); /* for testting only! */
extern int read_index_from(struct index_state *, const char *path);
extern int is_index_unborn(struct index_state *);
extern int read_index_unmerged(struct index_state *);
-extern int write_index(struct index_state *, int newfd);
+#define COMMIT_LOCK (1 << 0)
+#define CLOSE_LOCK (1 << 1)
+extern int write_locked_index(struct index_state *, struct lock_file *lock, unsigned flags);
extern int discard_index(struct index_state *);
extern int unmerged_index(const struct index_state *);
extern int verify_path(const char *path);
#define ADD_CACHE_SKIP_DFCHECK 4 /* Ok to skip DF conflict checks */
#define ADD_CACHE_JUST_APPEND 8 /* Append only; tree.c::read_tree() */
#define ADD_CACHE_NEW_ONLY 16 /* Do not replace existing ones */
+#define ADD_CACHE_KEEP_CACHE_TREE 32 /* Do not invalidate cache-tree */
extern int add_index_entry(struct index_state *, struct cache_entry *ce, int option);
extern void rename_index_entry_at(struct index_state *, int pos, const char *new_name);
extern int remove_index_entry_at(struct index_state *, int pos);
#define LOCK_DIE_ON_ERROR 1
#define LOCK_NODEREF 2
extern int unable_to_lock_error(const char *path, int err);
+extern void unable_to_lock_message(const char *path, int err,
+ struct strbuf *buf);
extern NORETURN void unable_to_lock_index_die(const char *path, int err);
extern int hold_lock_file_for_update(struct lock_file *, const char *path, int);
extern int hold_lock_file_for_append(struct lock_file *, const char *path, int);
extern void update_index_if_able(struct index_state *, struct lock_file *);
extern int hold_locked_index(struct lock_file *, int);
-extern int commit_locked_index(struct lock_file *);
extern void set_alternate_index_output(const char *);
extern int close_lock_file(struct lock_file *);
extern void rollback_lock_file(struct lock_file *);
* that is subject to stripspace.
*/
extern char comment_line_char;
+extern int auto_comment_line_char;
enum branch_track {
BRANCH_TRACK_UNSPECIFIED = -1,
int longest_ancestor_length(const char *path, struct string_list *prefixes);
char *strip_path_suffix(const char *path, const char *suffix);
int daemon_avoid_alias(const char *path);
-int offset_1st_component(const char *path);
/* object replacement */
#define LOOKUP_REPLACE_OBJECT 1
* NULL. If more than MAXDEPTH recursive symbolic lookups are needed,
* give up and return NULL.
*
- * errno is sometimes set on errors, but not always.
+ * errno is set to something meaningful on error.
*/
extern const char *resolve_ref_unsafe(const char *ref, unsigned char *sha1, int reading, int *flag);
extern char *resolve_refdup(const char *ref, unsigned char *sha1, int reading, int *flag);
extern int base_name_compare(const char *name1, int len1, int mode1, const char *name2, int len2, int mode2);
extern int df_name_compare(const char *name1, int len1, int mode1, const char *name2, int len2, int mode2);
-extern int cache_name_compare(const char *name1, int len1, const char *name2, int len2);
+extern int name_compare(const char *name1, size_t len1, const char *name2, size_t len2);
extern int cache_name_stage_compare(const char *name1, int len1, int stage1, const char *name2, int len2, int stage2);
extern void *read_object_with_reference(const unsigned char *sha1,
*/
extern int split_ident_line(struct ident_split *, const char *, int);
+/*
+ * Like show_date, but pull the timestamp and tz parameters from
+ * the ident_split. It will also sanity-check the values and produce
+ * a well-known sentinel date if they appear bogus.
+ */
+const char *show_ident_date(const struct ident_split *id, enum date_mode mode);
+
/*
* Compare split idents for equality or strict ordering. Note that we
* compare only the ident part of the line, ignoring any timestamp.
extern int ident_cmp(const struct ident_split *, const struct ident_split *);
struct checkout {
+ struct index_state *istate;
const char *base_dir;
int base_dir_len;
unsigned force:1,
extern int checkout_entry(struct cache_entry *ce, const struct checkout *state, char *topath);
struct cache_def {
- char path[PATH_MAX + 1];
- int len;
+ struct strbuf path;
int flags;
int track_flags;
int prefix_len_stat_func;
};
+#define CACHE_DEF_INIT { STRBUF_INIT, 0, 0, 0 }
+static inline void cache_def_clear(struct cache_def *cache)
+{
+ strbuf_release(&cache->path);
+}
extern int has_symlink_leading_path(const char *name, int len);
extern int threaded_has_symlink_leading_path(struct cache_def *, const char *, int);
#define CONFIG_INVALID_PATTERN 6
#define CONFIG_GENERIC_ERROR 7
+#define CONFIG_REGEX_NONE ((void *)1)
+
struct git_config_source {
unsigned int use_stdin:1;
const char *file;
extern int git_env_bool(const char *, int);
extern int git_config_system(void);
extern int config_error_nonbool(const char *);
-#if defined(__GNUC__) && ! defined(__clang__)
-#define config_error_nonbool(s) (config_error_nonbool(s), -1)
+#if defined(__GNUC__)
+#define config_error_nonbool(s) (config_error_nonbool(s), const_error())
#endif
extern const char *get_log_output_encoding(void);
extern const char *get_commit_output_encoding(void);
extern void *alloc_tag_node(void);
extern void *alloc_object_node(void);
extern void alloc_report(void);
+extern unsigned int alloc_commit_index(void);
-/* trace.c */
-__attribute__((format (printf, 1, 2)))
-extern void trace_printf(const char *format, ...);
-__attribute__((format (printf, 2, 3)))
-extern void trace_argv_printf(const char **argv, const char *format, ...);
-extern void trace_repo_setup(const char *prefix);
-extern int trace_want(const char *key);
-__attribute__((format (printf, 2, 3)))
-extern void trace_printf_key(const char *key, const char *fmt, ...);
-extern void trace_strbuf(const char *key, const struct strbuf *buf);
-
+/* pkt-line.c */
void packet_trace_identity(const char *prog);
/* add */