#include "dir.h"
#include "run-command.h"
#include "quote.h"
+#include "tempfile.h"
#include "lockfile.h"
#include "cache-tree.h"
#include "refs.h"
#include "notes-utils.h"
#include "rerere.h"
#include "prompt.h"
+#include "mailinfo.h"
/**
* Returns 1 if the file is empty or does not exist, 0 otherwise.
SCISSORS_TRUE /* pass --scissors to git-mailinfo */
};
+enum signoff_type {
+ SIGNOFF_FALSE = 0,
+ SIGNOFF_TRUE = 1,
+ SIGNOFF_EXPLICIT /* --signoff was set on the command-line */
+};
+
struct am_state {
/* state directory path */
char *dir;
int interactive;
int threeway;
int quiet;
- int signoff;
+ int signoff; /* enum signoff_type */
int utf8;
int keep; /* enum keep_type */
int message_id;
return mkpath("%s/%s", state->dir, path);
}
+/**
+ * For convenience to call write_file()
+ */
+static int write_state_text(const struct am_state *state,
+ const char *name, const char *string)
+{
+ return write_file(am_path(state, name), "%s", string);
+}
+
+static int write_state_count(const struct am_state *state,
+ const char *name, int value)
+{
+ return write_file(am_path(state, name), "%d", value);
+}
+
+static int write_state_bool(const struct am_state *state,
+ const char *name, int value)
+{
+ return write_state_text(state, name, value ? "t" : "f");
+}
+
/**
* If state->quiet is false, calls fprintf(fp, fmt, ...), and appends a newline
* at the end.
sq_quote_buf(&sb, state->author_date);
strbuf_addch(&sb, '\n');
- write_file(am_path(state, "author-script"), 1, "%s", sb.buf);
+ write_state_text(state, "author-script", sb.buf);
strbuf_release(&sb);
}
if (state->rebasing)
state->threeway = 1;
- write_file(am_path(state, "threeway"), 1, state->threeway ? "t" : "f");
-
- write_file(am_path(state, "quiet"), 1, state->quiet ? "t" : "f");
-
- write_file(am_path(state, "sign"), 1, state->signoff ? "t" : "f");
-
- write_file(am_path(state, "utf8"), 1, state->utf8 ? "t" : "f");
+ write_state_bool(state, "threeway", state->threeway);
+ write_state_bool(state, "quiet", state->quiet);
+ write_state_bool(state, "sign", state->signoff);
+ write_state_bool(state, "utf8", state->utf8);
switch (state->keep) {
case KEEP_FALSE:
die("BUG: invalid value for state->keep");
}
- write_file(am_path(state, "keep"), 1, "%s", str);
-
- write_file(am_path(state, "messageid"), 1, state->message_id ? "t" : "f");
+ write_state_text(state, "keep", str);
+ write_state_bool(state, "messageid", state->message_id);
switch (state->scissors) {
case SCISSORS_UNSET:
default:
die("BUG: invalid value for state->scissors");
}
-
- write_file(am_path(state, "scissors"), 1, "%s", str);
+ write_state_text(state, "scissors", str);
sq_quote_argv(&sb, state->git_apply_opts.argv, 0);
- write_file(am_path(state, "apply-opt"), 1, "%s", sb.buf);
+ write_state_text(state, "apply-opt", sb.buf);
if (state->rebasing)
- write_file(am_path(state, "rebasing"), 1, "%s", "");
+ write_state_text(state, "rebasing", "");
else
- write_file(am_path(state, "applying"), 1, "%s", "");
+ write_state_text(state, "applying", "");
if (!get_sha1("HEAD", curr_head)) {
- write_file(am_path(state, "abort-safety"), 1, "%s", sha1_to_hex(curr_head));
+ write_state_text(state, "abort-safety", sha1_to_hex(curr_head));
if (!state->rebasing)
update_ref("am", "ORIG_HEAD", curr_head, NULL, 0,
UPDATE_REFS_DIE_ON_ERR);
} else {
- write_file(am_path(state, "abort-safety"), 1, "%s", "");
+ write_state_text(state, "abort-safety", "");
if (!state->rebasing)
delete_ref("ORIG_HEAD", NULL, 0);
}
* session is in progress, they should be written last.
*/
- write_file(am_path(state, "next"), 1, "%d", state->cur);
-
- write_file(am_path(state, "last"), 1, "%d", state->last);
+ write_state_count(state, "next", state->cur);
+ write_state_count(state, "last", state->last);
strbuf_release(&sb);
}
unlink(am_path(state, "original-commit"));
if (!get_sha1("HEAD", head))
- write_file(am_path(state, "abort-safety"), 1, "%s", sha1_to_hex(head));
+ write_state_text(state, "abort-safety", sha1_to_hex(head));
else
- write_file(am_path(state, "abort-safety"), 1, "%s", "");
+ write_state_text(state, "abort-safety", "");
state->cur++;
- write_file(am_path(state, "next"), 1, "%d", state->cur);
+ write_state_count(state, "next", state->cur);
}
/**
exit(128);
}
+static void am_signoff(struct strbuf *sb)
+{
+ char *cp;
+ struct strbuf mine = STRBUF_INIT;
+
+ /* Does it end with our own sign-off? */
+ strbuf_addf(&mine, "\n%s%s\n",
+ sign_off_header,
+ fmt_name(getenv("GIT_COMMITTER_NAME"),
+ getenv("GIT_COMMITTER_EMAIL")));
+ if (mine.len < sb->len &&
+ !strcmp(mine.buf, sb->buf + sb->len - mine.len))
+ goto exit; /* no need to duplicate */
+
+ /* Does it have any Signed-off-by: in the text */
+ for (cp = sb->buf;
+ cp && *cp && (cp = strstr(cp, sign_off_header)) != NULL;
+ cp = strchr(cp, '\n')) {
+ if (sb->buf == cp || cp[-1] == '\n')
+ break;
+ }
+
+ strbuf_addstr(sb, mine.buf + !!cp);
+exit:
+ strbuf_release(&mine);
+}
+
+/**
+ * Appends signoff to the "msg" field of the am_state.
+ */
+static void am_append_signoff(struct am_state *state)
+{
+ struct strbuf sb = STRBUF_INIT;
+
+ strbuf_attach(&sb, state->msg, state->msg_len, state->msg_len);
+ am_signoff(&sb);
+ state->msg = strbuf_detach(&sb, &state->msg_len);
+}
+
/**
* Parses `mail` using git-mailinfo, extracting its patch and authorship info.
* state->msg will be set to the patch message. state->author_name,
static int parse_mail(struct am_state *state, const char *mail)
{
FILE *fp;
- struct child_process cp = CHILD_PROCESS_INIT;
struct strbuf sb = STRBUF_INIT;
struct strbuf msg = STRBUF_INIT;
struct strbuf author_name = STRBUF_INIT;
struct strbuf author_date = STRBUF_INIT;
struct strbuf author_email = STRBUF_INIT;
int ret = 0;
+ struct mailinfo mi;
- cp.git_cmd = 1;
- cp.in = xopen(mail, O_RDONLY, 0);
- cp.out = xopen(am_path(state, "info"), O_WRONLY | O_CREAT, 0777);
+ setup_mailinfo(&mi);
- argv_array_push(&cp.args, "mailinfo");
- argv_array_push(&cp.args, state->utf8 ? "-u" : "-n");
+ if (state->utf8)
+ mi.metainfo_charset = get_commit_output_encoding();
+ else
+ mi.metainfo_charset = NULL;
switch (state->keep) {
case KEEP_FALSE:
break;
case KEEP_TRUE:
- argv_array_push(&cp.args, "-k");
+ mi.keep_subject = 1;
break;
case KEEP_NON_PATCH:
- argv_array_push(&cp.args, "-b");
+ mi.keep_non_patch_brackets_in_subject = 1;
break;
default:
die("BUG: invalid value for state->keep");
}
if (state->message_id)
- argv_array_push(&cp.args, "-m");
+ mi.add_message_id = 1;
switch (state->scissors) {
case SCISSORS_UNSET:
break;
case SCISSORS_FALSE:
- argv_array_push(&cp.args, "--no-scissors");
+ mi.use_scissors = 0;
break;
case SCISSORS_TRUE:
- argv_array_push(&cp.args, "--scissors");
+ mi.use_scissors = 1;
break;
default:
die("BUG: invalid value for state->scissors");
}
- argv_array_push(&cp.args, am_path(state, "msg"));
- argv_array_push(&cp.args, am_path(state, "patch"));
-
- if (run_command(&cp) < 0)
+ mi.input = fopen(mail, "r");
+ if (!mi.input)
+ die("could not open input");
+ mi.output = fopen(am_path(state, "info"), "w");
+ if (!mi.output)
+ die("could not open output 'info'");
+ if (mailinfo(&mi, am_path(state, "msg"), am_path(state, "patch")))
die("could not parse patch");
- close(cp.in);
- close(cp.out);
+ fclose(mi.input);
+ fclose(mi.output);
/* Extract message and author information */
fp = xfopen(am_path(state, "info"), "r");
}
strbuf_addstr(&msg, "\n\n");
- if (strbuf_read_file(&msg, am_path(state, "msg"), 0) < 0)
- die_errno(_("could not read '%s'"), am_path(state, "msg"));
- stripspace(&msg, 0);
+ strbuf_addbuf(&msg, &mi.log_message);
+ strbuf_stripspace(&msg, 0);
if (state->signoff)
- append_signoff(&msg, 0, 0);
+ am_signoff(&msg);
assert(!state->author_name);
state->author_name = strbuf_detach(&author_name, NULL);
strbuf_release(&author_email);
strbuf_release(&author_name);
strbuf_release(&sb);
+ clear_mailinfo(&mi);
return ret;
}
assert(!state->msg);
msg = strstr(buffer, "\n\n");
if (!msg)
- die(_("unable to parse commit %s"), sha1_to_hex(commit->object.sha1));
+ die(_("unable to parse commit %s"), oid_to_hex(&commit->object.oid));
state->msg = xstrdup(msg + 2);
state->msg_len = strlen(state->msg);
}
write_commit_patch(state, commit);
hashcpy(state->orig_commit, commit_sha1);
- write_file(am_path(state, "original-commit"), 1, "%s",
- sha1_to_hex(commit_sha1));
+ write_state_text(state, "original-commit", sha1_to_hex(commit_sha1));
return 0;
}
return 0;
}
+/**
+ * Do the three-way merge using fake ancestor, his tree constructed
+ * from the fake ancestor and the postimage of the patch, and our
+ * state.
+ */
+static int run_fallback_merge_recursive(const struct am_state *state,
+ unsigned char *orig_tree,
+ unsigned char *our_tree,
+ unsigned char *his_tree)
+{
+ struct child_process cp = CHILD_PROCESS_INIT;
+ int status;
+
+ cp.git_cmd = 1;
+
+ argv_array_pushf(&cp.env_array, "GITHEAD_%s=%.*s",
+ sha1_to_hex(his_tree), linelen(state->msg), state->msg);
+ if (state->quiet)
+ argv_array_push(&cp.env_array, "GIT_MERGE_VERBOSITY=0");
+
+ argv_array_push(&cp.args, "merge-recursive");
+ argv_array_push(&cp.args, sha1_to_hex(orig_tree));
+ argv_array_push(&cp.args, "--");
+ argv_array_push(&cp.args, sha1_to_hex(our_tree));
+ argv_array_push(&cp.args, sha1_to_hex(his_tree));
+
+ status = run_command(&cp) ? (-1) : 0;
+ discard_cache();
+ read_cache();
+ return status;
+}
+
/**
* Attempt a threeway merge, using index_path as the temporary index.
*/
{
unsigned char orig_tree[GIT_SHA1_RAWSZ], his_tree[GIT_SHA1_RAWSZ],
our_tree[GIT_SHA1_RAWSZ];
- const unsigned char *bases[1] = {orig_tree};
- struct merge_options o;
- struct commit *result;
- char *his_tree_name;
if (get_sha1("HEAD", our_tree) < 0)
hashcpy(our_tree, EMPTY_TREE_SHA1_BIN);
init_revisions(&rev_info, NULL);
rev_info.diffopt.output_format = DIFF_FORMAT_NAME_STATUS;
- diff_opt_parse(&rev_info.diffopt, &diff_filter_str, 1);
+ diff_opt_parse(&rev_info.diffopt, &diff_filter_str, 1, rev_info.prefix);
add_pending_sha1(&rev_info, "HEAD", our_tree, 0);
diff_setup_done(&rev_info.diffopt);
run_diff_index(&rev_info, 1);
* changes.
*/
- init_merge_options(&o);
-
- o.branch1 = "HEAD";
- his_tree_name = xstrfmt("%.*s", linelen(state->msg), state->msg);
- o.branch2 = his_tree_name;
-
- if (state->quiet)
- o.verbosity = 0;
-
- if (merge_recursive_generic(&o, our_tree, his_tree, 1, bases, &result)) {
+ if (run_fallback_merge_recursive(state, orig_tree, our_tree, his_tree)) {
rerere(state->allow_rerere_autoupdate);
- free(his_tree_name);
return error(_("Failed to merge in the changes."));
}
- free(his_tree_name);
return 0;
}
if (!pager)
pager = "cat";
- argv_array_push(&cp.args, pager);
+ prepare_pager_args(&cp, pager);
argv_array_push(&cp.args, am_path(state, "patch"));
run_command(&cp);
}
refresh_and_write_cache();
if (index_has_changes(&sb)) {
- write_file(am_path(state, "dirtyindex"), 1, "t");
+ write_state_bool(state, "dirtyindex", 1);
die(_("Dirty index: cannot apply patches (dirty: %s)"), sb.buf);
}
if (resume) {
validate_resume_state(state);
- resume = 0;
} else {
int skip;
next:
am_next(state);
+
+ if (resume)
+ am_load(state);
+ resume = 0;
}
if (!is_empty_file(am_path(state, "rewritten"))) {
*/
if (!state->rebasing) {
am_destroy(state);
+ close_all_packs();
run_command_v_opt(argv_gc_auto, RUN_GIT_CMD);
}
}
next:
am_next(state);
+ am_load(state);
am_run(state, 0);
}
return 0;
}
+/**
+ * Merges a tree into the index. The index's stat info will take precedence
+ * over the merged tree's. Returns 0 on success, -1 on failure.
+ */
+static int merge_tree(struct tree *tree)
+{
+ struct lock_file *lock_file;
+ struct unpack_trees_options opts;
+ struct tree_desc t[1];
+
+ if (parse_tree(tree))
+ return -1;
+
+ lock_file = xcalloc(1, sizeof(struct lock_file));
+ hold_locked_index(lock_file, 1);
+
+ memset(&opts, 0, sizeof(opts));
+ opts.head_idx = 1;
+ opts.src_index = &the_index;
+ opts.dst_index = &the_index;
+ opts.merge = 1;
+ opts.fn = oneway_merge;
+ init_tree_desc(&t[0], tree->buffer, tree->size);
+
+ if (unpack_trees(1, t, &opts)) {
+ rollback_lock_file(lock_file);
+ return -1;
+ }
+
+ if (write_locked_index(&the_index, lock_file, COMMIT_LOCK))
+ die(_("unable to write new index file"));
+
+ return 0;
+}
+
/**
* Clean the index without touching entries that are not modified between
* `head` and `remote`.
*/
static int clean_index(const unsigned char *head, const unsigned char *remote)
{
- struct lock_file *lock_file;
struct tree *head_tree, *remote_tree, *index_tree;
unsigned char index[GIT_SHA1_RAWSZ];
- struct pathspec pathspec;
head_tree = parse_tree_indirect(head);
if (!head_tree)
if (fast_forward_to(index_tree, remote_tree, 0))
return -1;
- memset(&pathspec, 0, sizeof(pathspec));
-
- lock_file = xcalloc(1, sizeof(struct lock_file));
- hold_locked_index(lock_file, 1);
-
- if (read_tree(remote_tree, 0, &pathspec)) {
- rollback_lock_file(lock_file);
+ if (merge_tree(remote_tree))
return -1;
- }
-
- if (write_locked_index(&the_index, lock_file, COMMIT_LOCK))
- die(_("unable to write new index file"));
remove_branch_state();
static void am_rerere_clear(void)
{
struct string_list merge_rr = STRING_LIST_INIT_DUP;
- int fd = setup_rerere(&merge_rr, 0);
-
- if (fd < 0)
- return;
-
rerere_clear(&merge_rr);
string_list_clear(&merge_rr, 1);
}
die(_("failed to clean index"));
am_next(state);
+ am_load(state);
am_run(state, 0);
}
RESUME_ABORT
};
+static int git_am_config(const char *k, const char *v, void *cb)
+{
+ int status;
+
+ status = git_gpg_config(k, v, NULL);
+ if (status)
+ return status;
+
+ return git_default_config(k, v, NULL);
+}
+
int cmd_am(int argc, const char **argv, const char *prefix)
{
struct am_state state;
int keep_cr = -1;
int patch_format = PATCH_FORMAT_UNKNOWN;
enum resume_mode resume = RESUME_FALSE;
+ int in_progress;
const char * const usage[] = {
- N_("git am [options] [(<mbox>|<Maildir>)...]"),
- N_("git am [options] (--continue | --skip | --abort)"),
+ N_("git am [<options>] [(<mbox>|<Maildir>)...]"),
+ N_("git am [<options>] (--continue | --skip | --abort)"),
NULL
};
OPT_BOOL('i', "interactive", &state.interactive,
N_("run interactively")),
OPT_HIDDEN_BOOL('b', "binary", &binary,
- N_("(historical option -- no-op")),
+ N_("historical option -- no-op")),
OPT_BOOL('3', "3way", &state.threeway,
N_("allow fall back on 3way merging if needed")),
OPT__QUIET(&state.quiet, N_("be quiet")),
- OPT_BOOL('s', "signoff", &state.signoff,
- N_("add a Signed-off-by line to the commit message")),
+ OPT_SET_INT('s', "signoff", &state.signoff,
+ N_("add a Signed-off-by line to the commit message"),
+ SIGNOFF_EXPLICIT),
OPT_BOOL('u', "utf8", &state.utf8,
N_("recode into utf8 (default)")),
OPT_SET_INT('k', "keep", &state.keep,
OPT_END()
};
- git_config(git_default_config, NULL);
+ git_config(git_am_config, NULL);
am_state_init(&state, git_path("rebase-apply"));
+ in_progress = am_in_progress(&state);
+ if (in_progress)
+ am_load(&state);
+
argc = parse_options(argc, argv, prefix, options, usage, 0);
if (binary >= 0)
if (read_index_preload(&the_index, NULL) < 0)
die(_("failed to read the index"));
- if (am_in_progress(&state)) {
+ if (in_progress) {
/*
* Catch user error to feed us patches when there is a session
* in progress:
if (resume == RESUME_FALSE)
resume = RESUME_APPLY;
- am_load(&state);
+ if (state.signoff == SIGNOFF_EXPLICIT)
+ am_append_signoff(&state);
} else {
struct argv_array paths = ARGV_ARRAY_INIT;
int i;
#include "string-list.h"
#include SHA1_HEADER
-#ifndef git_SHA_CTX
-#define git_SHA_CTX SHA_CTX
-#define git_SHA1_Init SHA1_Init
-#define git_SHA1_Update SHA1_Update
-#define git_SHA1_Final SHA1_Final
+#ifndef platform_SHA_CTX
+/*
+ * platform's underlying implementation of SHA-1; could be OpenSSL,
+ * blk_SHA, Apple CommonCrypto, etc... Note that including
+ * SHA1_HEADER may have already defined platform_SHA_CTX for our
+ * own implementations like block-sha1 and ppc-sha1, so we list
+ * the default for OpenSSL compatible SHA-1 implementations here.
+ */
+#define platform_SHA_CTX SHA_CTX
+#define platform_SHA1_Init SHA1_Init
+#define platform_SHA1_Update SHA1_Update
+#define platform_SHA1_Final SHA1_Final
+#endif
+
+#define git_SHA_CTX platform_SHA_CTX
+#define git_SHA1_Init platform_SHA1_Init
+#define git_SHA1_Update platform_SHA1_Update
+#define git_SHA1_Final platform_SHA1_Final
+
+#ifdef SHA1_MAX_BLOCK_SIZE
+#include "compat/sha1-chunked.h"
+#undef git_SHA1_Update
+#define git_SHA1_Update git_SHA1_Update_Chunked
#endif
#include <zlib.h>
#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 int set_git_dir(const char *path);
+extern int get_common_dir_noenv(struct strbuf *sb, const char *gitdir);
extern int get_common_dir(struct strbuf *sb, const char *gitdir);
extern const char *get_git_namespace(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 discard_index(struct index_state *);
extern int unmerged_index(const struct index_state *);
extern int verify_path(const char *path);
-extern struct cache_entry *index_dir_exists(struct index_state *istate, const char *name, int namelen);
+extern int index_dir_exists(struct index_state *istate, const char *name, int namelen);
+extern void adjust_dirname_case(struct index_state *istate, char *name);
extern struct cache_entry *index_file_exists(struct index_state *istate, const char *name, int namelen, int igncase);
extern int index_name_pos(const struct index_state *, const char *name, int namelen);
#define ADD_CACHE_OK_TO_ADD 1 /* Ok to add */
extern int grafts_replace_parents;
+/*
+ * GIT_REPO_VERSION is the version we write by default. The
+ * _READ variant is the highest number we know how to
+ * handle.
+ */
#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);
#define MTIME_CHANGED 0x0001
#define DATA_CHANGED 0x0020
#define TYPE_CHANGED 0x0040
+/*
+ * Return a statically allocated filename, either generically (mkpath), in
+ * the repository directory (git_path), or in a submodule's repository
+ * directory (git_path_submodule). In all cases, note that the result
+ * may be overwritten by another call to _any_ of the functions. Consider
+ * using the safer "dup" or "strbuf" formats below (in some cases, the
+ * unsafe versions have already been removed).
+ */
+extern const char *mkpath(const char *fmt, ...) __attribute__((format (printf, 1, 2)));
+extern const char *git_path(const char *fmt, ...) __attribute__((format (printf, 1, 2)));
+
extern char *mksnpath(char *buf, size_t n, const char *fmt, ...)
__attribute__((format (printf, 3, 4)));
extern void strbuf_git_path(struct strbuf *sb, const char *fmt, ...)
__attribute__((format (printf, 2, 3)));
+extern char *git_path_buf(struct strbuf *buf, const char *fmt, ...)
+ __attribute__((format (printf, 2, 3)));
+extern void strbuf_git_path_submodule(struct strbuf *sb, const char *path,
+ const char *fmt, ...)
+ __attribute__((format (printf, 3, 4)));
extern char *git_pathdup(const char *fmt, ...)
__attribute__((format (printf, 1, 2)));
extern char *mkpathdup(const char *fmt, ...)
__attribute__((format (printf, 1, 2)));
-
-/* Return a statically allocated filename matching the sha1 signature */
-extern const char *mkpath(const char *fmt, ...) __attribute__((format (printf, 1, 2)));
-extern const char *git_path(const char *fmt, ...) __attribute__((format (printf, 1, 2)));
-extern const char *git_path_submodule(const char *path, const char *fmt, ...)
+extern char *git_pathdup_submodule(const char *path, const char *fmt, ...)
__attribute__((format (printf, 2, 3)));
+
extern void report_linked_checkout_garbage(void);
+/*
+ * You can define a static memoized git path like:
+ *
+ * static GIT_PATH_FUNC(git_path_foo, "FOO");
+ *
+ * or use one of the global ones below.
+ */
+#define GIT_PATH_FUNC(func, filename) \
+ const char *func(void) \
+ { \
+ static char *ret; \
+ if (!ret) \
+ ret = git_pathdup(filename); \
+ return ret; \
+ }
+
+const char *git_path_cherry_pick_head(void);
+const char *git_path_revert_head(void);
+const char *git_path_squash_msg(void);
+const char *git_path_merge_msg(void);
+const char *git_path_merge_rr(void);
+const char *git_path_merge_mode(void);
+const char *git_path_merge_head(void);
+const char *git_path_fetch_head(void);
+const char *git_path_shallow(void);
+
/*
* Return the name of the file in the local object database that would
* be used to store a loose object with the specified sha1. The
*/
extern char *sha1_pack_index_name(const unsigned char *sha1);
-extern const char *find_unique_abbrev(const unsigned char *sha1, int);
+/*
+ * Return an abbreviated sha1 unique within this repository's object database.
+ * The result will be at least `len` characters long, and will be NUL
+ * terminated.
+ *
+ * The non-`_r` version returns a static buffer which will be overwritten by
+ * subsequent calls.
+ *
+ * The `_r` variant writes to a buffer supplied by the caller, which must be at
+ * least `GIT_SHA1_HEXSZ + 1` bytes. The return value is the number of bytes
+ * written (excluding the NUL terminator).
+ *
+ * Note that while this version avoids the static buffer, it is not fully
+ * reentrant, as it calls into other non-reentrant git code.
+ */
+extern const char *find_unique_abbrev(const unsigned char *sha1, int len);
+extern int find_unique_abbrev_r(char *hex, const unsigned char *sha1, int len);
+
extern const unsigned char null_sha1[GIT_SHA1_RAWSZ];
+extern const struct object_id null_oid;
static inline int hashcmp(const unsigned char *sha1, const unsigned char *sha2)
{
extern int check_sha1_signature(const unsigned char *sha1, void *buf, unsigned long size, const char *type);
-extern int move_temp_to_file(const char *tmpfile, const char *filename);
+extern int finalize_object_file(const char *tmpfile, const char *filename);
extern int has_sha1_pack(const unsigned char *sha1);
return has_sha1_file_with_flags(sha1, 0);
}
+/* Same as the above, except for struct object_id. */
+extern int has_object_file(const struct object_id *oid);
+
/*
* Return true iff an alternate object database has a loose object
* with the specified name. This function does not respect replace
extern int get_sha1_hex(const char *hex, unsigned char *sha1);
extern int get_oid_hex(const char *hex, struct object_id *sha1);
+/*
+ * Convert a binary sha1 to its hex equivalent. The `_r` variant is reentrant,
+ * and writes the NUL-terminated output to the buffer `out`, which must be at
+ * least `GIT_SHA1_HEXSZ + 1` bytes, and returns a pointer to out for
+ * convenience.
+ *
+ * The non-`_r` variant returns a static buffer, but uses a ring of 4
+ * buffers, making it safe to make multiple calls for a single statement, like:
+ *
+ * printf("%s -> %s", sha1_to_hex(one), sha1_to_hex(two));
+ */
+extern char *sha1_to_hex_r(char *out, const unsigned char *sha1);
extern char *sha1_to_hex(const unsigned char *sha1); /* static buffer result! */
extern char *oid_to_hex(const struct object_id *oid); /* same static buffer as sha1_to_hex */
DATE_NORMAL = 0,
DATE_RELATIVE,
DATE_SHORT,
- DATE_LOCAL,
DATE_ISO8601,
DATE_ISO8601_STRICT,
DATE_RFC2822,
DATE_RAW
} type;
const char *strftime_fmt;
+ int local;
};
/*
extern struct packed_git *parse_pack_index(unsigned char *sha1, const char *idx_path);
-/* A hook for count-objects to report invalid files in pack directory */
-extern void (*report_garbage)(const char *desc, const char *path);
+/* A hook to report invalid files in pack directory */
+#define PACKDIR_FILE_PACK 1
+#define PACKDIR_FILE_IDX 2
+#define PACKDIR_FILE_GARBAGE 4
+extern void (*report_garbage)(unsigned seen_bits, const char *path);
extern void prepare_packed_git(void);
extern void reprepare_packed_git(void);
extern unsigned char *use_pack(struct packed_git *, struct pack_window **, off_t, unsigned long *);
extern void close_pack_windows(struct packed_git *);
+extern void close_all_packs(void);
extern void unuse_pack(struct pack_window **);
extern void free_pack_by_name(const char *);
extern void clear_delta_base_cache(void);
-extern struct packed_git *add_packed_git(const char *, int, int);
+extern struct packed_git *add_packed_git(const char *path, size_t path_len, int local);
/*
* Return the SHA-1 of the nth object within the specified packfile.
/* 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
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 int64_t git_config_int64(const char *, const char *);
extern unsigned long git_config_ulong(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_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_key_is_valid(const char *key);
+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);
{
return write_in_full(fd, str, strlen(str));
}
-__attribute__((format (printf, 3, 4)))
-extern int write_file(const char *path, int fatal, const char *fmt, ...);
+
+extern int write_file(const char *path, const char *fmt, ...);
+extern int write_file_gently(const char *path, const char *fmt, ...);
/* pager.c */
extern void setup_pager(void);
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;
int versioncmp(const char *s1, const char *s2);
void sleep_millisec(int millisec);
+/*
+ * Create a directory and (if share is nonzero) adjust its permissions
+ * according to the shared_repository setting. Only use this for
+ * directories under $GIT_DIR. Don't use it for working tree
+ * directories.
+ */
+void safe_create_dir(const char *dir, int share);
+
#endif /* CACHE_H */