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-rw-r--r--builtin/add.c1
-rw-r--r--builtin/apply.c3
-rw-r--r--builtin/blame.c10
-rw-r--r--builtin/checkout.c174
-rw-r--r--builtin/clean.c30
-rw-r--r--builtin/clone.c36
-rw-r--r--builtin/for-each-ref.c1108
-rw-r--r--builtin/fsck.c34
-rw-r--r--builtin/gc.c2
-rw-r--r--builtin/index-pack.c26
-rw-r--r--builtin/log.c12
-rw-r--r--builtin/pack-objects.c25
-rw-r--r--builtin/prune.c99
-rw-r--r--builtin/replace.c6
-rw-r--r--builtin/rev-list.c3
-rw-r--r--builtin/verify-commit.c25
-rw-r--r--builtin/verify-tag.c30
-rw-r--r--builtin/worktree.c332
18 files changed, 495 insertions, 1461 deletions
diff --git a/builtin/add.c b/builtin/add.c
index df5135bf62..4bd98b799e 100644
--- a/builtin/add.c
+++ b/builtin/add.c
@@ -63,7 +63,6 @@ static void update_callback(struct diff_queue_struct *q,
switch (fix_unmerged_status(p, data)) {
default:
die(_("unexpected diff status %c"), p->status);
- case DIFF_STATUS_ADDED:
case DIFF_STATUS_MODIFIED:
case DIFF_STATUS_TYPE_CHANGED:
if (add_file_to_index(&the_index, path, data->flags)) {
diff --git a/builtin/apply.c b/builtin/apply.c
index 146be97a1a..54aba4e351 100644
--- a/builtin/apply.c
+++ b/builtin/apply.c
@@ -1638,6 +1638,9 @@ static int parse_fragment(const char *line, unsigned long size,
}
if (oldlines || newlines)
return -1;
+ if (!deleted && !added)
+ return -1;
+
fragment->leading = leading;
fragment->trailing = trailing;
diff --git a/builtin/blame.c b/builtin/blame.c
index b3e948e757..a22ac17407 100644
--- a/builtin/blame.c
+++ b/builtin/blame.c
@@ -2176,6 +2176,14 @@ static int git_blame_config(const char *var, const char *value, void *cb)
blank_boundary = git_config_bool(var, value);
return 0;
}
+ if (!strcmp(var, "blame.showemail")) {
+ int *output_option = cb;
+ if (git_config_bool(var, value))
+ *output_option |= OUTPUT_SHOW_EMAIL;
+ else
+ *output_option &= ~OUTPUT_SHOW_EMAIL;
+ return 0;
+ }
if (!strcmp(var, "blame.date")) {
if (!value)
return config_error_nonbool(var);
@@ -2520,7 +2528,7 @@ int cmd_blame(int argc, const char **argv, const char *prefix)
unsigned int range_i;
long anchor;
- git_config(git_blame_config, NULL);
+ git_config(git_blame_config, &output_option);
init_revisions(&revs, NULL);
revs.date_mode = blame_date_mode;
DIFF_OPT_SET(&revs.diffopt, ALLOW_TEXTCONV);
diff --git a/builtin/checkout.c b/builtin/checkout.c
index 9b49f0e413..f71844a23a 100644
--- a/builtin/checkout.c
+++ b/builtin/checkout.c
@@ -19,8 +19,6 @@
#include "ll-merge.h"
#include "resolve-undo.h"
#include "submodule.h"
-#include "argv-array.h"
-#include "sigchain.h"
static const char * const checkout_usage[] = {
N_("git checkout [<options>] <branch>"),
@@ -51,8 +49,6 @@ struct checkout_opts {
struct pathspec pathspec;
struct tree *source_tree;
- const char *new_worktree;
- const char **saved_argv;
int new_worktree_mode;
};
@@ -273,9 +269,6 @@ static int checkout_paths(const struct checkout_opts *opts,
die(_("Cannot update paths and switch to branch '%s' at the same time."),
opts->new_branch);
- if (opts->new_worktree)
- die(_("'%s' cannot be used with updating paths"), "--to");
-
if (opts->patch_mode)
return run_add_interactive(revision, "--patch=checkout",
&opts->pathspec);
@@ -850,138 +843,6 @@ static int switch_branches(const struct checkout_opts *opts,
return ret || writeout_error;
}
-static char *junk_work_tree;
-static char *junk_git_dir;
-static int is_junk;
-static pid_t junk_pid;
-
-static void remove_junk(void)
-{
- struct strbuf sb = STRBUF_INIT;
- if (!is_junk || getpid() != junk_pid)
- return;
- if (junk_git_dir) {
- strbuf_addstr(&sb, junk_git_dir);
- remove_dir_recursively(&sb, 0);
- strbuf_reset(&sb);
- }
- if (junk_work_tree) {
- strbuf_addstr(&sb, junk_work_tree);
- remove_dir_recursively(&sb, 0);
- }
- strbuf_release(&sb);
-}
-
-static void remove_junk_on_signal(int signo)
-{
- remove_junk();
- sigchain_pop(signo);
- raise(signo);
-}
-
-static int prepare_linked_checkout(const struct checkout_opts *opts,
- struct branch_info *new)
-{
- struct strbuf sb_git = STRBUF_INIT, sb_repo = STRBUF_INIT;
- struct strbuf sb = STRBUF_INIT;
- const char *path = opts->new_worktree, *name;
- struct stat st;
- struct child_process cp;
- int counter = 0, len, ret;
-
- if (!new->commit)
- die(_("no branch specified"));
- if (file_exists(path) && !is_empty_dir(path))
- die(_("'%s' already exists"), path);
-
- len = strlen(path);
- while (len && is_dir_sep(path[len - 1]))
- len--;
-
- for (name = path + len - 1; name > path; name--)
- if (is_dir_sep(*name)) {
- name++;
- break;
- }
- strbuf_addstr(&sb_repo,
- git_path("worktrees/%.*s", (int)(path + len - name), name));
- len = sb_repo.len;
- if (safe_create_leading_directories_const(sb_repo.buf))
- die_errno(_("could not create leading directories of '%s'"),
- sb_repo.buf);
- while (!stat(sb_repo.buf, &st)) {
- counter++;
- strbuf_setlen(&sb_repo, len);
- strbuf_addf(&sb_repo, "%d", counter);
- }
- name = strrchr(sb_repo.buf, '/') + 1;
-
- junk_pid = getpid();
- atexit(remove_junk);
- sigchain_push_common(remove_junk_on_signal);
-
- if (mkdir(sb_repo.buf, 0777))
- die_errno(_("could not create directory of '%s'"), sb_repo.buf);
- junk_git_dir = xstrdup(sb_repo.buf);
- is_junk = 1;
-
- /*
- * lock the incomplete repo so prune won't delete it, unlock
- * after the preparation is over.
- */
- strbuf_addf(&sb, "%s/locked", sb_repo.buf);
- write_file(sb.buf, 1, "initializing\n");
-
- strbuf_addf(&sb_git, "%s/.git", path);
- if (safe_create_leading_directories_const(sb_git.buf))
- die_errno(_("could not create leading directories of '%s'"),
- sb_git.buf);
- junk_work_tree = xstrdup(path);
-
- strbuf_reset(&sb);
- strbuf_addf(&sb, "%s/gitdir", sb_repo.buf);
- write_file(sb.buf, 1, "%s\n", real_path(sb_git.buf));
- write_file(sb_git.buf, 1, "gitdir: %s/worktrees/%s\n",
- real_path(get_git_common_dir()), name);
- /*
- * This is to keep resolve_ref() happy. We need a valid HEAD
- * or is_git_directory() will reject the directory. Any valid
- * value would do because this value will be ignored and
- * replaced at the next (real) checkout.
- */
- strbuf_reset(&sb);
- strbuf_addf(&sb, "%s/HEAD", sb_repo.buf);
- write_file(sb.buf, 1, "%s\n", sha1_to_hex(new->commit->object.sha1));
- strbuf_reset(&sb);
- strbuf_addf(&sb, "%s/commondir", sb_repo.buf);
- write_file(sb.buf, 1, "../..\n");
-
- if (!opts->quiet)
- fprintf_ln(stderr, _("Enter %s (identifier %s)"), path, name);
-
- setenv("GIT_CHECKOUT_NEW_WORKTREE", "1", 1);
- setenv(GIT_DIR_ENVIRONMENT, sb_git.buf, 1);
- setenv(GIT_WORK_TREE_ENVIRONMENT, path, 1);
- memset(&cp, 0, sizeof(cp));
- cp.git_cmd = 1;
- cp.argv = opts->saved_argv;
- ret = run_command(&cp);
- if (!ret) {
- is_junk = 0;
- free(junk_work_tree);
- free(junk_git_dir);
- junk_work_tree = NULL;
- junk_git_dir = NULL;
- }
- strbuf_reset(&sb);
- strbuf_addf(&sb, "%s/locked", sb_repo.buf);
- unlink_or_warn(sb.buf);
- strbuf_release(&sb);
- strbuf_release(&sb_repo);
- strbuf_release(&sb_git);
- return ret;
-}
-
static int git_checkout_config(const char *var, const char *value, void *cb)
{
if (!strcmp(var, "diff.ignoresubmodules")) {
@@ -1110,7 +971,6 @@ static int parse_branchname_arg(int argc, const char **argv,
{
struct tree **source_tree = &opts->source_tree;
const char **new_branch = &opts->new_branch;
- int force_detach = opts->force_detach;
int argcount = 0;
unsigned char branch_rev[20];
const char *arg;
@@ -1231,17 +1091,6 @@ static int parse_branchname_arg(int argc, const char **argv,
else
new->path = NULL; /* not an existing branch */
- if (new->path && !force_detach && !*new_branch) {
- unsigned char sha1[20];
- int flag;
- char *head_ref = resolve_refdup("HEAD", 0, sha1, &flag);
- if (head_ref &&
- (!(flag & REF_ISSYMREF) || strcmp(head_ref, new->path)) &&
- !opts->ignore_other_worktrees)
- check_linked_checkouts(new);
- free(head_ref);
- }
-
new->commit = lookup_commit_reference_gently(rev, 1);
if (!new->commit) {
/* not a commit */
@@ -1321,8 +1170,16 @@ static int checkout_branch(struct checkout_opts *opts,
die(_("Cannot switch branch to a non-commit '%s'"),
new->name);
- if (opts->new_worktree)
- return prepare_linked_checkout(opts, new);
+ if (new->path && !opts->force_detach && !opts->new_branch) {
+ unsigned char sha1[20];
+ int flag;
+ char *head_ref = resolve_refdup("HEAD", 0, sha1, &flag);
+ if (head_ref &&
+ (!(flag & REF_ISSYMREF) || strcmp(head_ref, new->path)) &&
+ !opts->ignore_other_worktrees)
+ check_linked_checkouts(new);
+ free(head_ref);
+ }
if (!new->commit && opts->new_branch) {
unsigned char rev[20];
@@ -1366,8 +1223,6 @@ int cmd_checkout(int argc, const char **argv, const char *prefix)
N_("do not limit pathspecs to sparse entries only")),
OPT_HIDDEN_BOOL(0, "guess", &dwim_new_local_branch,
N_("second guess 'git checkout <no-such-branch>'")),
- OPT_FILENAME(0, "to", &opts.new_worktree,
- N_("check a branch out in a separate working directory")),
OPT_BOOL(0, "ignore-other-worktrees", &opts.ignore_other_worktrees,
N_("do not check if another worktree is holding the given ref")),
OPT_END(),
@@ -1378,9 +1233,6 @@ int cmd_checkout(int argc, const char **argv, const char *prefix)
opts.overwrite_ignore = 1;
opts.prefix = prefix;
- opts.saved_argv = xmalloc(sizeof(const char *) * (argc + 2));
- memcpy(opts.saved_argv, argv, sizeof(const char *) * (argc + 1));
-
gitmodules_config();
git_config(git_checkout_config, &opts);
@@ -1389,13 +1241,7 @@ int cmd_checkout(int argc, const char **argv, const char *prefix)
argc = parse_options(argc, argv, prefix, options, checkout_usage,
PARSE_OPT_KEEP_DASHDASH);
- /* recursive execution from checkout_new_worktree() */
opts.new_worktree_mode = getenv("GIT_CHECKOUT_NEW_WORKTREE") != NULL;
- if (opts.new_worktree_mode)
- opts.new_worktree = NULL;
-
- if (!opts.new_worktree)
- setup_work_tree();
if (conflict_style) {
opts.merge = 1; /* implied */
diff --git a/builtin/clean.c b/builtin/clean.c
index 6dcb72e644..df53def63f 100644
--- a/builtin/clean.c
+++ b/builtin/clean.c
@@ -10,7 +10,6 @@
#include "cache.h"
#include "dir.h"
#include "parse-options.h"
-#include "refs.h"
#include "string-list.h"
#include "quote.h"
#include "column.h"
@@ -148,6 +147,31 @@ static int exclude_cb(const struct option *opt, const char *arg, int unset)
return 0;
}
+/*
+ * 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").
+ */
+static int is_git_repository(struct strbuf *path)
+{
+ int ret = 0;
+ int gitfile_error;
+ size_t orig_path_len = path->len;
+ assert(orig_path_len != 0);
+ if (path->buf[orig_path_len - 1] != '/')
+ strbuf_addch(path, '/');
+ strbuf_addstr(path, ".git");
+ if (read_gitfile_gently(path->buf, &gitfile_error) || is_git_directory(path->buf))
+ ret = 1;
+ if (gitfile_error == READ_GITFILE_ERR_OPEN_FAILED ||
+ gitfile_error == READ_GITFILE_ERR_READ_FAILED)
+ ret = 1; /* This could be a real .git file, take the
+ * safe option and avoid cleaning */
+ strbuf_setlen(path, orig_path_len);
+ return ret;
+}
+
static int remove_dirs(struct strbuf *path, const char *prefix, int force_flag,
int dry_run, int quiet, int *dir_gone)
{
@@ -155,13 +179,11 @@ static int remove_dirs(struct strbuf *path, const char *prefix, int force_flag,
struct strbuf quoted = STRBUF_INIT;
struct dirent *e;
int res = 0, ret = 0, gone = 1, original_len = path->len, len;
- unsigned char submodule_head[20];
struct string_list dels = STRING_LIST_INIT_DUP;
*dir_gone = 1;
- if ((force_flag & REMOVE_DIR_KEEP_NESTED_GIT) &&
- !resolve_gitlink_ref(path->buf, "HEAD", submodule_head)) {
+ if ((force_flag & REMOVE_DIR_KEEP_NESTED_GIT) && is_git_repository(path)) {
if (!quiet) {
quote_path_relative(path->buf, prefix, &quoted);
printf(dry_run ? _(msg_would_skip_git_dir) : _(msg_skip_git_dir),
diff --git a/builtin/clone.c b/builtin/clone.c
index b878252bc2..a72ff7e009 100644
--- a/builtin/clone.c
+++ b/builtin/clone.c
@@ -51,15 +51,6 @@ static struct string_list option_config;
static struct string_list option_reference;
static int option_dissociate;
-static int opt_parse_reference(const struct option *opt, const char *arg, int unset)
-{
- struct string_list *option_reference = opt->value;
- if (!arg)
- return -1;
- string_list_append(option_reference, arg);
- return 0;
-}
-
static struct option builtin_clone_options[] = {
OPT__VERBOSITY(&option_verbosity),
OPT_BOOL(0, "progress", &option_progress,
@@ -83,8 +74,10 @@ static struct option builtin_clone_options[] = {
N_("initialize submodules in the clone")),
OPT_STRING(0, "template", &option_template, N_("template-directory"),
N_("directory from which templates will be used")),
- OPT_CALLBACK(0 , "reference", &option_reference, N_("repo"),
- N_("reference repository"), &opt_parse_reference),
+ OPT_STRING_LIST(0, "reference", &option_reference, N_("repo"),
+ N_("reference repository")),
+ OPT_BOOL(0, "dissociate", &option_dissociate,
+ N_("use --reference only while cloning")),
OPT_STRING('o', "origin", &option_origin, N_("name"),
N_("use <name> instead of 'origin' to track upstream")),
OPT_STRING('b', "branch", &option_branch, N_("branch"),
@@ -95,8 +88,6 @@ static struct option builtin_clone_options[] = {
N_("create a shallow clone of that depth")),
OPT_BOOL(0, "single-branch", &option_single_branch,
N_("clone only one branch, HEAD or --branch")),
- OPT_BOOL(0, "dissociate", &option_dissociate,
- N_("use --reference only while cloning")),
OPT_STRING(0, "separate-git-dir", &real_git_dir, N_("gitdir"),
N_("separate git dir from working tree")),
OPT_STRING_LIST('c', "config", &option_config, N_("key=value"),
@@ -156,6 +147,7 @@ static char *get_repo_path(const char *repo, int *is_bundle)
static char *guess_dir_name(const char *repo, int is_bundle, int is_bare)
{
const char *end = repo + strlen(repo), *start;
+ size_t len;
char *dir;
/*
@@ -182,20 +174,12 @@ static char *guess_dir_name(const char *repo, int is_bundle, int is_bare)
/*
* Strip .{bundle,git}.
*/
- if (is_bundle) {
- if (end - start > 7 && !strncmp(end - 7, ".bundle", 7))
- end -= 7;
- } else {
- if (end - start > 4 && !strncmp(end - 4, ".git", 4))
- end -= 4;
- }
+ strip_suffix(start, is_bundle ? ".bundle" : ".git" , &len);
- if (is_bare) {
- struct strbuf result = STRBUF_INIT;
- strbuf_addf(&result, "%.*s.git", (int)(end - start), start);
- dir = strbuf_detach(&result, NULL);
- } else
- dir = xstrndup(start, end - start);
+ if (is_bare)
+ dir = xstrfmt("%.*s.git", (int)len, start);
+ else
+ dir = xstrndup(start, len);
/*
* Replace sequences of 'control' characters and whitespace
* with one ascii space, remove leading and trailing spaces.
diff --git a/builtin/for-each-ref.c b/builtin/for-each-ref.c
index f7e51a7fad..7919206187 100644
--- a/builtin/for-each-ref.c
+++ b/builtin/for-each-ref.c
@@ -2,1077 +2,8 @@
#include "cache.h"
#include "refs.h"
#include "object.h"
-#include "tag.h"
-#include "commit.h"
-#include "tree.h"
-#include "blob.h"
-#include "quote.h"
#include "parse-options.h"
-#include "remote.h"
-#include "color.h"
-
-/* Quoting styles */
-#define QUOTE_NONE 0
-#define QUOTE_SHELL 1
-#define QUOTE_PERL 2
-#define QUOTE_PYTHON 4
-#define QUOTE_TCL 8
-
-typedef enum { FIELD_STR, FIELD_ULONG, FIELD_TIME } cmp_type;
-
-struct atom_value {
- const char *s;
- unsigned long ul; /* used for sorting when not FIELD_STR */
-};
-
-struct ref_sort {
- struct ref_sort *next;
- int atom; /* index into used_atom array */
- unsigned reverse : 1;
-};
-
-struct refinfo {
- char *refname;
- unsigned char objectname[20];
- int flag;
- const char *symref;
- struct atom_value *value;
-};
-
-static struct {
- const char *name;
- cmp_type cmp_type;
-} valid_atom[] = {
- { "refname" },
- { "objecttype" },
- { "objectsize", FIELD_ULONG },
- { "objectname" },
- { "tree" },
- { "parent" },
- { "numparent", FIELD_ULONG },
- { "object" },
- { "type" },
- { "tag" },
- { "author" },
- { "authorname" },
- { "authoremail" },
- { "authordate", FIELD_TIME },
- { "committer" },
- { "committername" },
- { "committeremail" },
- { "committerdate", FIELD_TIME },
- { "tagger" },
- { "taggername" },
- { "taggeremail" },
- { "taggerdate", FIELD_TIME },
- { "creator" },
- { "creatordate", FIELD_TIME },
- { "subject" },
- { "body" },
- { "contents" },
- { "contents:subject" },
- { "contents:body" },
- { "contents:signature" },
- { "upstream" },
- { "push" },
- { "symref" },
- { "flag" },
- { "HEAD" },
- { "color" },
-};
-
-/*
- * An atom is a valid field atom listed above, possibly prefixed with
- * a "*" to denote deref_tag().
- *
- * We parse given format string and sort specifiers, and make a list
- * of properties that we need to extract out of objects. refinfo
- * structure will hold an array of values extracted that can be
- * indexed with the "atom number", which is an index into this
- * array.
- */
-static const char **used_atom;
-static cmp_type *used_atom_type;
-static int used_atom_cnt, need_tagged, need_symref;
-static int need_color_reset_at_eol;
-
-/*
- * Used to parse format string and sort specifiers
- */
-static int parse_atom(const char *atom, const char *ep)
-{
- const char *sp;
- int i, at;
-
- sp = atom;
- if (*sp == '*' && sp < ep)
- sp++; /* deref */
- if (ep <= sp)
- die("malformed field name: %.*s", (int)(ep-atom), atom);
-
- /* Do we have the atom already used elsewhere? */
- for (i = 0; i < used_atom_cnt; i++) {
- int len = strlen(used_atom[i]);
- if (len == ep - atom && !memcmp(used_atom[i], atom, len))
- return i;
- }
-
- /* Is the atom a valid one? */
- for (i = 0; i < ARRAY_SIZE(valid_atom); i++) {
- int len = strlen(valid_atom[i].name);
- /*
- * If the atom name has a colon, strip it and everything after
- * it off - it specifies the format for this entry, and
- * shouldn't be used for checking against the valid_atom
- * table.
- */
- const char *formatp = strchr(sp, ':');
- if (!formatp || ep < formatp)
- formatp = ep;
- if (len == formatp - sp && !memcmp(valid_atom[i].name, sp, len))
- break;
- }
-
- if (ARRAY_SIZE(valid_atom) <= i)
- die("unknown field name: %.*s", (int)(ep-atom), atom);
-
- /* Add it in, including the deref prefix */
- at = used_atom_cnt;
- used_atom_cnt++;
- REALLOC_ARRAY(used_atom, used_atom_cnt);
- REALLOC_ARRAY(used_atom_type, used_atom_cnt);
- used_atom[at] = xmemdupz(atom, ep - atom);
- used_atom_type[at] = valid_atom[i].cmp_type;
- if (*atom == '*')
- need_tagged = 1;
- if (!strcmp(used_atom[at], "symref"))
- need_symref = 1;
- return at;
-}
-
-/*
- * In a format string, find the next occurrence of %(atom).
- */
-static const char *find_next(const char *cp)
-{
- while (*cp) {
- if (*cp == '%') {
- /*
- * %( is the start of an atom;
- * %% is a quoted per-cent.
- */
- if (cp[1] == '(')
- return cp;
- else if (cp[1] == '%')
- cp++; /* skip over two % */
- /* otherwise this is a singleton, literal % */
- }
- cp++;
- }
- return NULL;
-}
-
-/*
- * Make sure the format string is well formed, and parse out
- * the used atoms.
- */
-static int verify_format(const char *format)
-{
- const char *cp, *sp;
-
- need_color_reset_at_eol = 0;
- for (cp = format; *cp && (sp = find_next(cp)); ) {
- const char *color, *ep = strchr(sp, ')');
- int at;
-
- if (!ep)
- return error("malformed format string %s", sp);
- /* sp points at "%(" and ep points at the closing ")" */
- at = parse_atom(sp + 2, ep);
- cp = ep + 1;
-
- if (skip_prefix(used_atom[at], "color:", &color))
- need_color_reset_at_eol = !!strcmp(color, "reset");
- }
- return 0;
-}
-
-/*
- * Given an object name, read the object data and size, and return a
- * "struct object". If the object data we are returning is also borrowed
- * by the "struct object" representation, set *eaten as well---it is a
- * signal from parse_object_buffer to us not to free the buffer.
- */
-static void *get_obj(const unsigned char *sha1, struct object **obj, unsigned long *sz, int *eaten)
-{
- enum object_type type;
- void *buf = read_sha1_file(sha1, &type, sz);
-
- if (buf)
- *obj = parse_object_buffer(sha1, type, *sz, buf, eaten);
- else
- *obj = NULL;
- return buf;
-}
-
-static int grab_objectname(const char *name, const unsigned char *sha1,
- struct atom_value *v)
-{
- if (!strcmp(name, "objectname")) {
- char *s = xmalloc(41);
- strcpy(s, sha1_to_hex(sha1));
- v->s = s;
- return 1;
- }
- if (!strcmp(name, "objectname:short")) {
- v->s = xstrdup(find_unique_abbrev(sha1, DEFAULT_ABBREV));
- return 1;
- }
- return 0;
-}
-
-/* See grab_values */
-static void grab_common_values(struct atom_value *val, int deref, struct object *obj, void *buf, unsigned long sz)
-{
- int i;
-
- for (i = 0; i < used_atom_cnt; i++) {
- const char *name = used_atom[i];
- struct atom_value *v = &val[i];
- if (!!deref != (*name == '*'))
- continue;
- if (deref)
- name++;
- if (!strcmp(name, "objecttype"))
- v->s = typename(obj->type);
- else if (!strcmp(name, "objectsize")) {
- char *s = xmalloc(40);
- sprintf(s, "%lu", sz);
- v->ul = sz;
- v->s = s;
- }
- else if (deref)
- grab_objectname(name, obj->sha1, v);
- }
-}
-
-/* See grab_values */
-static void grab_tag_values(struct atom_value *val, int deref, struct object *obj, void *buf, unsigned long sz)
-{
- int i;
- struct tag *tag = (struct tag *) obj;
-
- for (i = 0; i < used_atom_cnt; i++) {
- const char *name = used_atom[i];
- struct atom_value *v = &val[i];
- if (!!deref != (*name == '*'))
- continue;
- if (deref)
- name++;
- if (!strcmp(name, "tag"))
- v->s = tag->tag;
- else if (!strcmp(name, "type") && tag->tagged)
- v->s = typename(tag->tagged->type);
- else if (!strcmp(name, "object") && tag->tagged) {
- char *s = xmalloc(41);
- strcpy(s, sha1_to_hex(tag->tagged->sha1));
- v->s = s;
- }
- }
-}
-
-/* See grab_values */
-static void grab_commit_values(struct atom_value *val, int deref, struct object *obj, void *buf, unsigned long sz)
-{
- int i;
- struct commit *commit = (struct commit *) obj;
-
- for (i = 0; i < used_atom_cnt; i++) {
- const char *name = used_atom[i];
- struct atom_value *v = &val[i];
- if (!!deref != (*name == '*'))
- continue;
- if (deref)
- name++;
- if (!strcmp(name, "tree")) {
- char *s = xmalloc(41);
- strcpy(s, sha1_to_hex(commit->tree->object.sha1));
- v->s = s;
- }
- if (!strcmp(name, "numparent")) {
- char *s = xmalloc(40);
- v->ul = commit_list_count(commit->parents);
- sprintf(s, "%lu", v->ul);
- v->s = s;
- }
- else if (!strcmp(name, "parent")) {
- int num = commit_list_count(commit->parents);
- int i;
- struct commit_list *parents;
- char *s = xmalloc(41 * num + 1);
- v->s = s;
- for (i = 0, parents = commit->parents;
- parents;
- parents = parents->next, i = i + 41) {
- struct commit *parent = parents->item;
- strcpy(s+i, sha1_to_hex(parent->object.sha1));
- if (parents->next)
- s[i+40] = ' ';
- }
- if (!i)
- *s = '\0';
- }
- }
-}
-
-static const char *find_wholine(const char *who, int wholen, const char *buf, unsigned long sz)
-{
- const char *eol;
- while (*buf) {
- if (!strncmp(buf, who, wholen) &&
- buf[wholen] == ' ')
- return buf + wholen + 1;
- eol = strchr(buf, '\n');
- if (!eol)
- return "";
- eol++;
- if (*eol == '\n')
- return ""; /* end of header */
- buf = eol;
- }
- return "";
-}
-
-static const char *copy_line(const char *buf)
-{
- const char *eol = strchrnul(buf, '\n');
- return xmemdupz(buf, eol - buf);
-}
-
-static const char *copy_name(const char *buf)
-{
- const char *cp;
- for (cp = buf; *cp && *cp != '\n'; cp++) {
- if (!strncmp(cp, " <", 2))
- return xmemdupz(buf, cp - buf);
- }
- return "";
-}
-
-static const char *copy_email(const char *buf)
-{
- const char *email = strchr(buf, '<');
- const char *eoemail;
- if (!email)
- return "";
- eoemail = strchr(email, '>');
- if (!eoemail)
- return "";
- return xmemdupz(email, eoemail + 1 - email);
-}
-
-static char *copy_subject(const char *buf, unsigned long len)
-{
- char *r = xmemdupz(buf, len);
- int i;
-
- for (i = 0; i < len; i++)
- if (r[i] == '\n')
- r[i] = ' ';
-
- return r;
-}
-
-static void grab_date(const char *buf, struct atom_value *v, const char *atomname)
-{
- const char *eoemail = strstr(buf, "> ");
- char *zone;
- unsigned long timestamp;
- long tz;
- enum date_mode date_mode = DATE_NORMAL;
- const char *formatp;
-
- /*
- * We got here because atomname ends in "date" or "date<something>";
- * it's not possible that <something> is not ":<format>" because
- * parse_atom() wouldn't have allowed it, so we can assume that no
- * ":" means no format is specified, and use the default.
- */
- formatp = strchr(atomname, ':');
- if (formatp != NULL) {
- formatp++;
- date_mode = parse_date_format(formatp);
- }
-
- if (!eoemail)
- goto bad;
- timestamp = strtoul(eoemail + 2, &zone, 10);
- if (timestamp == ULONG_MAX)
- goto bad;
- tz = strtol(zone, NULL, 10);
- if ((tz == LONG_MIN || tz == LONG_MAX) && errno == ERANGE)
- goto bad;
- v->s = xstrdup(show_date(timestamp, tz, date_mode));
- v->ul = timestamp;
- return;
- bad:
- v->s = "";
- v->ul = 0;
-}
-
-/* See grab_values */
-static void grab_person(const char *who, struct atom_value *val, int deref, struct object *obj, void *buf, unsigned long sz)
-{
- int i;
- int wholen = strlen(who);
- const char *wholine = NULL;
-
- for (i = 0; i < used_atom_cnt; i++) {
- const char *name = used_atom[i];
- struct atom_value *v = &val[i];
- if (!!deref != (*name == '*'))
- continue;
- if (deref)
- name++;
- if (strncmp(who, name, wholen))
- continue;
- if (name[wholen] != 0 &&
- strcmp(name + wholen, "name") &&
- strcmp(name + wholen, "email") &&
- !starts_with(name + wholen, "date"))
- continue;
- if (!wholine)
- wholine = find_wholine(who, wholen, buf, sz);
- if (!wholine)
- return; /* no point looking for it */
- if (name[wholen] == 0)
- v->s = copy_line(wholine);
- else if (!strcmp(name + wholen, "name"))
- v->s = copy_name(wholine);
- else if (!strcmp(name + wholen, "email"))
- v->s = copy_email(wholine);
- else if (starts_with(name + wholen, "date"))
- grab_date(wholine, v, name);
- }
-
- /*
- * For a tag or a commit object, if "creator" or "creatordate" is
- * requested, do something special.
- */
- if (strcmp(who, "tagger") && strcmp(who, "committer"))
- return; /* "author" for commit object is not wanted */
- if (!wholine)
- wholine = find_wholine(who, wholen, buf, sz);
- if (!wholine)
- return;
- for (i = 0; i < used_atom_cnt; i++) {
- const char *name = used_atom[i];
- struct atom_value *v = &val[i];
- if (!!deref != (*name == '*'))
- continue;
- if (deref)
- name++;
-
- if (starts_with(name, "creatordate"))
- grab_date(wholine, v, name);
- else if (!strcmp(name, "creator"))
- v->s = copy_line(wholine);
- }
-}
-
-static void find_subpos(const char *buf, unsigned long sz,
- const char **sub, unsigned long *sublen,
- const char **body, unsigned long *bodylen,
- unsigned long *nonsiglen,
- const char **sig, unsigned long *siglen)
-{
- const char *eol;
- /* skip past header until we hit empty line */
- while (*buf && *buf != '\n') {
- eol = strchrnul(buf, '\n');
- if (*eol)
- eol++;
- buf = eol;
- }
- /* skip any empty lines */
- while (*buf == '\n')
- buf++;
-
- /* parse signature first; we might not even have a subject line */
- *sig = buf + parse_signature(buf, strlen(buf));
- *siglen = strlen(*sig);
-
- /* subject is first non-empty line */
- *sub = buf;
- /* subject goes to first empty line */
- while (buf < *sig && *buf && *buf != '\n') {
- eol = strchrnul(buf, '\n');
- if (*eol)
- eol++;
- buf = eol;
- }
- *sublen = buf - *sub;
- /* drop trailing newline, if present */
- if (*sublen && (*sub)[*sublen - 1] == '\n')
- *sublen -= 1;
-
- /* skip any empty lines */
- while (*buf == '\n')
- buf++;
- *body = buf;
- *bodylen = strlen(buf);
- *nonsiglen = *sig - buf;
-}
-
-/* See grab_values */
-static void grab_sub_body_contents(struct atom_value *val, int deref, struct object *obj, void *buf, unsigned long sz)
-{
- int i;
- const char *subpos = NULL, *bodypos = NULL, *sigpos = NULL;
- unsigned long sublen = 0, bodylen = 0, nonsiglen = 0, siglen = 0;
-
- for (i = 0; i < used_atom_cnt; i++) {
- const char *name = used_atom[i];
- struct atom_value *v = &val[i];
- if (!!deref != (*name == '*'))
- continue;
- if (deref)
- name++;
- if (strcmp(name, "subject") &&
- strcmp(name, "body") &&
- strcmp(name, "contents") &&
- strcmp(name, "contents:subject") &&
- strcmp(name, "contents:body") &&
- strcmp(name, "contents:signature"))
- continue;
- if (!subpos)
- find_subpos(buf, sz,
- &subpos, &sublen,
- &bodypos, &bodylen, &nonsiglen,
- &sigpos, &siglen);
-
- if (!strcmp(name, "subject"))
- v->s = copy_subject(subpos, sublen);
- else if (!strcmp(name, "contents:subject"))
- v->s = copy_subject(subpos, sublen);
- else if (!strcmp(name, "body"))
- v->s = xmemdupz(bodypos, bodylen);
- else if (!strcmp(name, "contents:body"))
- v->s = xmemdupz(bodypos, nonsiglen);
- else if (!strcmp(name, "contents:signature"))
- v->s = xmemdupz(sigpos, siglen);
- else if (!strcmp(name, "contents"))
- v->s = xstrdup(subpos);
- }
-}
-
-/*
- * We want to have empty print-string for field requests
- * that do not apply (e.g. "authordate" for a tag object)
- */
-static void fill_missing_values(struct atom_value *val)
-{
- int i;
- for (i = 0; i < used_atom_cnt; i++) {
- struct atom_value *v = &val[i];
- if (v->s == NULL)
- v->s = "";
- }
-}
-
-/*
- * val is a list of atom_value to hold returned values. Extract
- * the values for atoms in used_atom array out of (obj, buf, sz).
- * when deref is false, (obj, buf, sz) is the object that is
- * pointed at by the ref itself; otherwise it is the object the
- * ref (which is a tag) refers to.
- */
-static void grab_values(struct atom_value *val, int deref, struct object *obj, void *buf, unsigned long sz)
-{
- grab_common_values(val, deref, obj, buf, sz);
- switch (obj->type) {
- case OBJ_TAG:
- grab_tag_values(val, deref, obj, buf, sz);
- grab_sub_body_contents(val, deref, obj, buf, sz);
- grab_person("tagger", val, deref, obj, buf, sz);
- break;
- case OBJ_COMMIT:
- grab_commit_values(val, deref, obj, buf, sz);
- grab_sub_body_contents(val, deref, obj, buf, sz);
- grab_person("author", val, deref, obj, buf, sz);
- grab_person("committer", val, deref, obj, buf, sz);
- break;
- case OBJ_TREE:
- /* grab_tree_values(val, deref, obj, buf, sz); */
- break;
- case OBJ_BLOB:
- /* grab_blob_values(val, deref, obj, buf, sz); */
- break;
- default:
- die("Eh? Object of type %d?", obj->type);
- }
-}
-
-static inline char *copy_advance(char *dst, const char *src)
-{
- while (*src)
- *dst++ = *src++;
- return dst;
-}
-
-/*
- * Parse the object referred by ref, and grab needed value.
- */
-static void populate_value(struct refinfo *ref)
-{
- void *buf;
- struct object *obj;
- int eaten, i;
- unsigned long size;
- const unsigned char *tagged;
-
- ref->value = xcalloc(used_atom_cnt, sizeof(struct atom_value));
-
- if (need_symref && (ref->flag & REF_ISSYMREF) && !ref->symref) {
- unsigned char unused1[20];
- ref->symref = resolve_refdup(ref->refname, RESOLVE_REF_READING,
- unused1, NULL);
- if (!ref->symref)
- ref->symref = "";
- }
-
- /* Fill in specials first */
- for (i = 0; i < used_atom_cnt; i++) {
- const char *name = used_atom[i];
- struct atom_value *v = &ref->value[i];
- int deref = 0;
- const char *refname;
- const char *formatp;
- struct branch *branch = NULL;
-
- if (*name == '*') {
- deref = 1;
- name++;
- }
-
- if (starts_with(name, "refname"))
- refname = ref->refname;
- else if (starts_with(name, "symref"))
- refname = ref->symref ? ref->symref : "";
- else if (starts_with(name, "upstream")) {
- const char *branch_name;
- /* only local branches may have an upstream */
- if (!skip_prefix(ref->refname, "refs/heads/",
- &branch_name))
- continue;
- branch = branch_get(branch_name);
-
- refname = branch_get_upstream(branch, NULL);
- if (!refname)
- continue;
- } else if (starts_with(name, "push")) {
- const char *branch_name;
- if (!skip_prefix(ref->refname, "refs/heads/",
- &branch_name))
- continue;
- branch = branch_get(branch_name);
-
- refname = branch_get_push(branch, NULL);
- if (!refname)
- continue;
- } else if (starts_with(name, "color:")) {
- char color[COLOR_MAXLEN] = "";
-
- if (color_parse(name + 6, color) < 0)
- die(_("unable to parse format"));
- v->s = xstrdup(color);
- continue;
- } else if (!strcmp(name, "flag")) {
- char buf[256], *cp = buf;
- if (ref->flag & REF_ISSYMREF)
- cp = copy_advance(cp, ",symref");
- if (ref->flag & REF_ISPACKED)
- cp = copy_advance(cp, ",packed");
- if (cp == buf)
- v->s = "";
- else {
- *cp = '\0';
- v->s = xstrdup(buf + 1);
- }
- continue;
- } else if (!deref && grab_objectname(name, ref->objectname, v)) {
- continue;
- } else if (!strcmp(name, "HEAD")) {
- const char *head;
- unsigned char sha1[20];
-
- head = resolve_ref_unsafe("HEAD", RESOLVE_REF_READING,
- sha1, NULL);
- if (!strcmp(ref->refname, head))
- v->s = "*";
- else
- v->s = " ";
- continue;
- } else
- continue;
-
- formatp = strchr(name, ':');
- if (formatp) {
- int num_ours, num_theirs;
-
- formatp++;
- if (!strcmp(formatp, "short"))
- refname = shorten_unambiguous_ref(refname,
- warn_ambiguous_refs);
- else if (!strcmp(formatp, "track") &&
- (starts_with(name, "upstream") ||
- starts_with(name, "push"))) {
- char buf[40];
-
- if (stat_tracking_info(branch, &num_ours,
- &num_theirs, NULL))
- continue;
-
- if (!num_ours && !num_theirs)
- v->s = "";
- else if (!num_ours) {
- sprintf(buf, "[behind %d]", num_theirs);
- v->s = xstrdup(buf);
- } else if (!num_theirs) {
- sprintf(buf, "[ahead %d]", num_ours);
- v->s = xstrdup(buf);
- } else {
- sprintf(buf, "[ahead %d, behind %d]",
- num_ours, num_theirs);
- v->s = xstrdup(buf);
- }
- continue;
- } else if (!strcmp(formatp, "trackshort") &&
- (starts_with(name, "upstream") ||
- starts_with(name, "push"))) {
- assert(branch);
-
- if (stat_tracking_info(branch, &num_ours,
- &num_theirs, NULL))
- continue;
-
- if (!num_ours && !num_theirs)
- v->s = "=";
- else if (!num_ours)
- v->s = "<";
- else if (!num_theirs)
- v->s = ">";
- else
- v->s = "<>";
- continue;
- } else
- die("unknown %.*s format %s",
- (int)(formatp - name), name, formatp);
- }
-
- if (!deref)
- v->s = refname;
- else {
- int len = strlen(refname);
- char *s = xmalloc(len + 4);
- sprintf(s, "%s^{}", refname);
- v->s = s;
- }
- }
-
- for (i = 0; i < used_atom_cnt; i++) {
- struct atom_value *v = &ref->value[i];
- if (v->s == NULL)
- goto need_obj;
- }
- return;
-
- need_obj:
- buf = get_obj(ref->objectname, &obj, &size, &eaten);
- if (!buf)
- die("missing object %s for %s",
- sha1_to_hex(ref->objectname), ref->refname);
- if (!obj)
- die("parse_object_buffer failed on %s for %s",
- sha1_to_hex(ref->objectname), ref->refname);
-
- grab_values(ref->value, 0, obj, buf, size);
- if (!eaten)
- free(buf);
-
- /*
- * If there is no atom that wants to know about tagged
- * object, we are done.
- */
- if (!need_tagged || (obj->type != OBJ_TAG))
- return;
-
- /*
- * If it is a tag object, see if we use a value that derefs
- * the object, and if we do grab the object it refers to.
- */
- tagged = ((struct tag *)obj)->tagged->sha1;
-
- /*
- * NEEDSWORK: This derefs tag only once, which
- * is good to deal with chains of trust, but
- * is not consistent with what deref_tag() does
- * which peels the onion to the core.
- */
- buf = get_obj(tagged, &obj, &size, &eaten);
- if (!buf)
- die("missing object %s for %s",
- sha1_to_hex(tagged), ref->refname);
- if (!obj)
- die("parse_object_buffer failed on %s for %s",
- sha1_to_hex(tagged), ref->refname);
- grab_values(ref->value, 1, obj, buf, size);
- if (!eaten)
- free(buf);
-}
-
-/*
- * Given a ref, return the value for the atom. This lazily gets value
- * out of the object by calling populate value.
- */
-static void get_value(struct refinfo *ref, int atom, struct atom_value **v)
-{
- if (!ref->value) {
- populate_value(ref);
- fill_missing_values(ref->value);
- }
- *v = &ref->value[atom];
-}
-
-struct grab_ref_cbdata {
- struct refinfo **grab_array;
- const char **grab_pattern;
- int grab_cnt;
-};
-
-/*
- * A call-back given to for_each_ref(). Filter refs and keep them for
- * later object processing.
- */
-static int grab_single_ref(const char *refname, const struct object_id *oid,
- int flag, void *cb_data)
-{
- struct grab_ref_cbdata *cb = cb_data;
- struct refinfo *ref;
- int cnt;
-
- if (flag & REF_BAD_NAME) {
- warning("ignoring ref with broken name %s", refname);
- return 0;
- }
-
- if (*cb->grab_pattern) {
- const char **pattern;
- int namelen = strlen(refname);
- for (pattern = cb->grab_pattern; *pattern; pattern++) {
- const char *p = *pattern;
- int plen = strlen(p);
-
- if ((plen <= namelen) &&
- !strncmp(refname, p, plen) &&
- (refname[plen] == '\0' ||
- refname[plen] == '/' ||
- p[plen-1] == '/'))
- break;
- if (!wildmatch(p, refname, WM_PATHNAME, NULL))
- break;
- }
- if (!*pattern)
- return 0;
- }
-
- /*
- * We do not open the object yet; sort may only need refname
- * to do its job and the resulting list may yet to be pruned
- * by maxcount logic.
- */
- ref = xcalloc(1, sizeof(*ref));
- ref->refname = xstrdup(refname);
- hashcpy(ref->objectname, oid->hash);
- ref->flag = flag;
-
- cnt = cb->grab_cnt;
- REALLOC_ARRAY(cb->grab_array, cnt + 1);
- cb->grab_array[cnt++] = ref;
- cb->grab_cnt = cnt;
- return 0;
-}
-
-static int cmp_ref_sort(struct ref_sort *s, struct refinfo *a, struct refinfo *b)
-{
- struct atom_value *va, *vb;
- int cmp;
- cmp_type cmp_type = used_atom_type[s->atom];
-
- get_value(a, s->atom, &va);
- get_value(b, s->atom, &vb);
- switch (cmp_type) {
- case FIELD_STR:
- cmp = strcmp(va->s, vb->s);
- break;
- default:
- if (va->ul < vb->ul)
- cmp = -1;
- else if (va->ul == vb->ul)
- cmp = 0;
- else
- cmp = 1;
- break;
- }
- return (s->reverse) ? -cmp : cmp;
-}
-
-static struct ref_sort *ref_sort;
-static int compare_refs(const void *a_, const void *b_)
-{
- struct refinfo *a = *((struct refinfo **)a_);
- struct refinfo *b = *((struct refinfo **)b_);
- struct ref_sort *s;
-
- for (s = ref_sort; s; s = s->next) {
- int cmp = cmp_ref_sort(s, a, b);
- if (cmp)
- return cmp;
- }
- return 0;
-}
-
-static void sort_refs(struct ref_sort *sort, struct refinfo **refs, int num_refs)
-{
- ref_sort = sort;
- qsort(refs, num_refs, sizeof(struct refinfo *), compare_refs);
-}
-
-static void print_value(struct atom_value *v, int quote_style)
-{
- struct strbuf sb = STRBUF_INIT;
- switch (quote_style) {
- case QUOTE_NONE:
- fputs(v->s, stdout);
- break;
- case QUOTE_SHELL:
- sq_quote_buf(&sb, v->s);
- break;
- case QUOTE_PERL:
- perl_quote_buf(&sb, v->s);
- break;
- case QUOTE_PYTHON:
- python_quote_buf(&sb, v->s);
- break;
- case QUOTE_TCL:
- tcl_quote_buf(&sb, v->s);
- break;
- }
- if (quote_style != QUOTE_NONE) {
- fputs(sb.buf, stdout);
- strbuf_release(&sb);
- }
-}
-
-static int hex1(char ch)
-{
- if ('0' <= ch && ch <= '9')
- return ch - '0';
- else if ('a' <= ch && ch <= 'f')
- return ch - 'a' + 10;
- else if ('A' <= ch && ch <= 'F')
- return ch - 'A' + 10;
- return -1;
-}
-static int hex2(const char *cp)
-{
- if (cp[0] && cp[1])
- return (hex1(cp[0]) << 4) | hex1(cp[1]);
- else
- return -1;
-}
-
-static void emit(const char *cp, const char *ep)
-{
- while (*cp && (!ep || cp < ep)) {
- if (*cp == '%') {
- if (cp[1] == '%')
- cp++;
- else {
- int ch = hex2(cp + 1);
- if (0 <= ch) {
- putchar(ch);
- cp += 3;
- continue;
- }
- }
- }
- putchar(*cp);
- cp++;
- }
-}
-
-static void show_ref(struct refinfo *info, const char *format, int quote_style)
-{
- const char *cp, *sp, *ep;
-
- for (cp = format; *cp && (sp = find_next(cp)); cp = ep + 1) {
- struct atom_value *atomv;
-
- ep = strchr(sp, ')');
- if (cp < sp)
- emit(cp, sp);
- get_value(info, parse_atom(sp + 2, ep), &atomv);
- print_value(atomv, quote_style);
- }
- if (*cp) {
- sp = cp + strlen(cp);
- emit(cp, sp);
- }
- if (need_color_reset_at_eol) {
- struct atom_value resetv;
- char color[COLOR_MAXLEN] = "";
-
- if (color_parse("reset", color) < 0)
- die("BUG: couldn't parse 'reset' as a color");
- resetv.s = color;
- print_value(&resetv, quote_style);
- }
- putchar('\n');
-}
-
-static struct ref_sort *default_sort(void)
-{
- static const char cstr_name[] = "refname";
-
- struct ref_sort *sort = xcalloc(1, sizeof(*sort));
-
- sort->next = NULL;
- sort->atom = parse_atom(cstr_name, cstr_name + strlen(cstr_name));
- return sort;
-}
-
-static int opt_parse_sort(const struct option *opt, const char *arg, int unset)
-{
- struct ref_sort **sort_tail = opt->value;
- struct ref_sort *s;
- int len;
-
- if (!arg) /* should --no-sort void the list ? */
- return -1;
-
- s = xcalloc(1, sizeof(*s));
- s->next = *sort_tail;
- *sort_tail = s;
-
- if (*arg == '-') {
- s->reverse = 1;
- arg++;
- }
- len = strlen(arg);
- s->atom = parse_atom(arg, arg+len);
- return 0;
-}
+#include "ref-filter.h"
static char const * const for_each_ref_usage[] = {
N_("git for-each-ref [<options>] [<pattern>]"),
@@ -1081,12 +12,12 @@ static char const * const for_each_ref_usage[] = {
int cmd_for_each_ref(int argc, const char **argv, const char *prefix)
{
- int i, num_refs;
+ int i;
const char *format = "%(objectname) %(objecttype)\t%(refname)";
- struct ref_sort *sort = NULL, **sort_tail = &sort;
+ struct ref_sorting *sorting = NULL, **sorting_tail = &sorting;
int maxcount = 0, quote_style = 0;
- struct refinfo **refs;
- struct grab_ref_cbdata cbdata;
+ struct ref_array array;
+ struct ref_filter filter;
struct option opts[] = {
OPT_BIT('s', "shell", &quote_style,
@@ -1101,8 +32,8 @@ int cmd_for_each_ref(int argc, const char **argv, const char *prefix)
OPT_GROUP(""),
OPT_INTEGER( 0 , "count", &maxcount, N_("show only <n> matched refs")),
OPT_STRING( 0 , "format", &format, N_("format"), N_("format to use for the output")),
- OPT_CALLBACK(0 , "sort", sort_tail, N_("key"),
- N_("field name to sort on"), &opt_parse_sort),
+ OPT_CALLBACK(0 , "sort", sorting_tail, N_("key"),
+ N_("field name to sort on"), &parse_opt_ref_sorting),
OPT_END(),
};
@@ -1115,26 +46,25 @@ int cmd_for_each_ref(int argc, const char **argv, const char *prefix)
error("more than one quoting style?");
usage_with_options(for_each_ref_usage, opts);
}
- if (verify_format(format))
+ if (verify_ref_format(format))
usage_with_options(for_each_ref_usage, opts);
- if (!sort)
- sort = default_sort();
+ if (!sorting)
+ sorting = ref_default_sorting();
/* for warn_ambiguous_refs */
git_config(git_default_config, NULL);
- memset(&cbdata, 0, sizeof(cbdata));
- cbdata.grab_pattern = argv;
- for_each_rawref(grab_single_ref, &cbdata);
- refs = cbdata.grab_array;
- num_refs = cbdata.grab_cnt;
-
- sort_refs(sort, refs, num_refs);
+ memset(&array, 0, sizeof(array));
+ memset(&filter, 0, sizeof(filter));
+ filter.name_patterns = argv;
+ filter_refs(&array, &filter, FILTER_REFS_ALL | FILTER_REFS_INCLUDE_BROKEN);
+ ref_array_sort(sorting, &array);
- if (!maxcount || num_refs < maxcount)
- maxcount = num_refs;
+ if (!maxcount || array.nr < maxcount)
+ maxcount = array.nr;
for (i = 0; i < maxcount; i++)
- show_ref(refs[i], format, quote_style);
+ show_ref_array_item(array.items[i], format, quote_style);
+ ref_array_clear(&array);
return 0;
}
diff --git a/builtin/fsck.c b/builtin/fsck.c
index 4e8e2ee5b7..2679793049 100644
--- a/builtin/fsck.c
+++ b/builtin/fsck.c
@@ -451,35 +451,41 @@ static void fsck_dir(int i, char *path)
static int default_refs;
+static void fsck_handle_reflog_sha1(const char *refname, unsigned char *sha1)
+{
+ struct object *obj;
+
+ if (!is_null_sha1(sha1)) {
+ obj = lookup_object(sha1);
+ if (obj) {
+ obj->used = 1;
+ mark_object_reachable(obj);
+ } else {
+ error("%s: invalid reflog entry %s", refname, sha1_to_hex(sha1));
+ errors_found |= ERROR_REACHABLE;
+ }
+ }
+}
+
static int fsck_handle_reflog_ent(unsigned char *osha1, unsigned char *nsha1,
const char *email, unsigned long timestamp, int tz,
const char *message, void *cb_data)
{
- struct object *obj;
+ const char *refname = cb_data;
if (verbose)
fprintf(stderr, "Checking reflog %s->%s\n",
sha1_to_hex(osha1), sha1_to_hex(nsha1));
- if (!is_null_sha1(osha1)) {
- obj = lookup_object(osha1);
- if (obj) {
- obj->used = 1;
- mark_object_reachable(obj);
- }
- }
- obj = lookup_object(nsha1);
- if (obj) {
- obj->used = 1;
- mark_object_reachable(obj);
- }
+ fsck_handle_reflog_sha1(refname, osha1);
+ fsck_handle_reflog_sha1(refname, nsha1);
return 0;
}
static int fsck_handle_reflog(const char *logname, const struct object_id *oid,
int flag, void *cb_data)
{
- for_each_reflog_ent(logname, fsck_handle_reflog_ent, NULL);
+ for_each_reflog_ent(logname, fsck_handle_reflog_ent, (void *)logname);
return 0;
}
diff --git a/builtin/gc.c b/builtin/gc.c
index 36fe33300f..4957c39032 100644
--- a/builtin/gc.c
+++ b/builtin/gc.c
@@ -293,7 +293,7 @@ int cmd_gc(int argc, const char **argv, const char *prefix)
argv_array_pushl(&reflog, "reflog", "expire", "--all", NULL);
argv_array_pushl(&repack, "repack", "-d", "-l", NULL);
argv_array_pushl(&prune, "prune", "--expire", NULL);
- argv_array_pushl(&prune_worktrees, "prune", "--worktrees", "--expire", NULL);
+ argv_array_pushl(&prune_worktrees, "worktree", "prune", "--expire", NULL);
argv_array_pushl(&rerere, "rerere", "gc", NULL);
gc_config();
diff --git a/builtin/index-pack.c b/builtin/index-pack.c
index 7ea2020d82..f07bc66ed6 100644
--- a/builtin/index-pack.c
+++ b/builtin/index-pack.c
@@ -616,7 +616,9 @@ static int compare_ofs_delta_bases(off_t offset1, off_t offset2,
int cmp = type1 - type2;
if (cmp)
return cmp;
- return offset1 - offset2;
+ return offset1 < offset2 ? -1 :
+ offset1 > offset2 ? 1 :
+ 0;
}
static int find_ofs_delta(const off_t offset, enum object_type type)
@@ -784,7 +786,7 @@ static void sha1_object(const void *data, struct object_entry *obj_entry,
assert(data || obj_entry);
read_lock();
- collision_test_needed = has_sha1_file(sha1);
+ collision_test_needed = has_sha1_file_with_flags(sha1, HAS_SHA1_QUICK);
read_unlock();
if (collision_test_needed && !data) {
@@ -1051,7 +1053,9 @@ static int compare_ofs_delta_entry(const void *a, const void *b)
const struct ofs_delta_entry *delta_a = a;
const struct ofs_delta_entry *delta_b = b;
- return delta_a->offset - delta_b->offset;
+ return delta_a->offset < delta_b->offset ? -1 :
+ delta_a->offset > delta_b->offset ? 1 :
+ 0;
}
static int compare_ref_delta_entry(const void *a, const void *b)
@@ -1223,7 +1227,7 @@ static void resolve_deltas(void)
* - append objects to convert thin pack to full pack if required
* - write the final 20-byte SHA-1
*/
-static void fix_unresolved_deltas(struct sha1file *f, int nr_unresolved);
+static void fix_unresolved_deltas(struct sha1file *f);
static void conclude_pack(int fix_thin_pack, const char *curr_pack, unsigned char *pack_sha1)
{
if (nr_ref_deltas + nr_ofs_deltas == nr_resolved_deltas) {
@@ -1245,7 +1249,7 @@ static void conclude_pack(int fix_thin_pack, const char *curr_pack, unsigned cha
memset(objects + nr_objects + 1, 0,
nr_unresolved * sizeof(*objects));
f = sha1fd(output_fd, curr_pack);
- fix_unresolved_deltas(f, nr_unresolved);
+ fix_unresolved_deltas(f);
strbuf_addf(&msg, _("completed with %d local objects"),
nr_objects - nr_objects_initial);
stop_progress_msg(&progress, msg.buf);
@@ -1327,10 +1331,10 @@ static int delta_pos_compare(const void *_a, const void *_b)
return a->obj_no - b->obj_no;
}
-static void fix_unresolved_deltas(struct sha1file *f, int nr_unresolved)
+static void fix_unresolved_deltas(struct sha1file *f)
{
struct ref_delta_entry **sorted_by_pos;
- int i, n = 0;
+ int i;
/*
* Since many unresolved deltas may well be themselves base objects
@@ -1342,12 +1346,12 @@ static void fix_unresolved_deltas(struct sha1file *f, int nr_unresolved)
* before deltas depending on them, a good heuristic is to start
* resolving deltas in the same order as their position in the pack.
*/
- sorted_by_pos = xmalloc(nr_unresolved * sizeof(*sorted_by_pos));
+ sorted_by_pos = xmalloc(nr_ref_deltas * sizeof(*sorted_by_pos));
for (i = 0; i < nr_ref_deltas; i++)
- sorted_by_pos[n++] = &ref_deltas[i];
- qsort(sorted_by_pos, n, sizeof(*sorted_by_pos), delta_pos_compare);
+ sorted_by_pos[i] = &ref_deltas[i];
+ qsort(sorted_by_pos, nr_ref_deltas, sizeof(*sorted_by_pos), delta_pos_compare);
- for (i = 0; i < n; i++) {
+ for (i = 0; i < nr_ref_deltas; i++) {
struct ref_delta_entry *d = sorted_by_pos[i];
enum object_type type;
struct base_data *base_obj = alloc_base_data();
diff --git a/builtin/log.c b/builtin/log.c
index e67671e37a..878104943f 100644
--- a/builtin/log.c
+++ b/builtin/log.c
@@ -795,7 +795,7 @@ static int reopen_stdout(struct commit *commit, const char *subject,
static void get_patch_ids(struct rev_info *rev, struct patch_ids *ids)
{
struct rev_info check_rev;
- struct commit *commit;
+ struct commit *commit, *c1, *c2;
struct object *o1, *o2;
unsigned flags1, flags2;
@@ -803,9 +803,11 @@ static void get_patch_ids(struct rev_info *rev, struct patch_ids *ids)
die(_("Need exactly one range."));
o1 = rev->pending.objects[0].item;
- flags1 = o1->flags;
o2 = rev->pending.objects[1].item;
+ flags1 = o1->flags;
flags2 = o2->flags;
+ c1 = lookup_commit_reference(o1->sha1);
+ c2 = lookup_commit_reference(o2->sha1);
if ((flags1 & UNINTERESTING) == (flags2 & UNINTERESTING))
die(_("Not a range."));
@@ -827,10 +829,8 @@ static void get_patch_ids(struct rev_info *rev, struct patch_ids *ids)
}
/* reset for next revision walk */
- clear_commit_marks((struct commit *)o1,
- SEEN | UNINTERESTING | SHOWN | ADDED);
- clear_commit_marks((struct commit *)o2,
- SEEN | UNINTERESTING | SHOWN | ADDED);
+ clear_commit_marks(c1, SEEN | UNINTERESTING | SHOWN | ADDED);
+ clear_commit_marks(c2, SEEN | UNINTERESTING | SHOWN | ADDED);
o1->flags = flags1;
o2->flags = flags2;
}
diff --git a/builtin/pack-objects.c b/builtin/pack-objects.c
index 80fe8c7dc1..62cc16ddc2 100644
--- a/builtin/pack-objects.c
+++ b/builtin/pack-objects.c
@@ -2588,23 +2588,6 @@ static int option_parse_unpack_unreachable(const struct option *opt,
return 0;
}
-static int option_parse_ulong(const struct option *opt,
- const char *arg, int unset)
-{
- if (unset)
- die(_("option %s does not accept negative form"),
- opt->long_name);
-
- if (!git_parse_ulong(arg, opt->value))
- die(_("unable to parse value '%s' for option %s"),
- arg, opt->long_name);
- return 0;
-}
-
-#define OPT_ULONG(s, l, v, h) \
- { OPTION_CALLBACK, (s), (l), (v), "n", (h), \
- PARSE_OPT_NONEG, option_parse_ulong }
-
int cmd_pack_objects(int argc, const char **argv, const char *prefix)
{
int use_internal_rev_list = 0;
@@ -2627,16 +2610,16 @@ int cmd_pack_objects(int argc, const char **argv, const char *prefix)
{ OPTION_CALLBACK, 0, "index-version", NULL, N_("version[,offset]"),
N_("write the pack index file in the specified idx format version"),
0, option_parse_index_version },
- OPT_ULONG(0, "max-pack-size", &pack_size_limit,
- N_("maximum size of each output pack file")),
+ OPT_MAGNITUDE(0, "max-pack-size", &pack_size_limit,
+ N_("maximum size of each output pack file")),
OPT_BOOL(0, "local", &local,
N_("ignore borrowed objects from alternate object store")),
OPT_BOOL(0, "incremental", &incremental,
N_("ignore packed objects")),
OPT_INTEGER(0, "window", &window,
N_("limit pack window by objects")),
- OPT_ULONG(0, "window-memory", &window_memory_limit,
- N_("limit pack window by memory in addition to object limit")),
+ OPT_MAGNITUDE(0, "window-memory", &window_memory_limit,
+ N_("limit pack window by memory in addition to object limit")),
OPT_INTEGER(0, "depth", &depth,
N_("maximum length of delta chain allowed in the resulting pack")),
OPT_BOOL(0, "reuse-delta", &reuse_delta,
diff --git a/builtin/prune.c b/builtin/prune.c
index 0c73246c72..10b03d3e4c 100644
--- a/builtin/prune.c
+++ b/builtin/prune.c
@@ -6,7 +6,6 @@
#include "reachable.h"
#include "parse-options.h"
#include "progress.h"
-#include "dir.h"
static const char * const prune_usage[] = {
N_("git prune [-n] [-v] [--expire <time>] [--] [<head>...]"),
@@ -76,95 +75,6 @@ static int prune_subdir(int nr, const char *path, void *data)
return 0;
}
-static int prune_worktree(const char *id, struct strbuf *reason)
-{
- struct stat st;
- char *path;
- int fd, len;
-
- if (!is_directory(git_path("worktrees/%s", id))) {
- strbuf_addf(reason, _("Removing worktrees/%s: not a valid directory"), id);
- return 1;
- }
- if (file_exists(git_path("worktrees/%s/locked", id)))
- return 0;
- if (stat(git_path("worktrees/%s/gitdir", id), &st)) {
- strbuf_addf(reason, _("Removing worktrees/%s: gitdir file does not exist"), id);
- return 1;
- }
- fd = open(git_path("worktrees/%s/gitdir", id), O_RDONLY);
- if (fd < 0) {
- strbuf_addf(reason, _("Removing worktrees/%s: unable to read gitdir file (%s)"),
- id, strerror(errno));
- return 1;
- }
- len = st.st_size;
- path = xmalloc(len + 1);
- read_in_full(fd, path, len);
- close(fd);
- while (len && (path[len - 1] == '\n' || path[len - 1] == '\r'))
- len--;
- if (!len) {
- strbuf_addf(reason, _("Removing worktrees/%s: invalid gitdir file"), id);
- free(path);
- return 1;
- }
- path[len] = '\0';
- if (!file_exists(path)) {
- struct stat st_link;
- free(path);
- /*
- * the repo is moved manually and has not been
- * accessed since?
- */
- if (!stat(git_path("worktrees/%s/link", id), &st_link) &&
- st_link.st_nlink > 1)
- return 0;
- if (st.st_mtime <= expire) {
- strbuf_addf(reason, _("Removing worktrees/%s: gitdir file points to non-existent location"), id);
- return 1;
- } else {
- return 0;
- }
- }
- free(path);
- return 0;
-}
-
-static void prune_worktrees(void)
-{
- struct strbuf reason = STRBUF_INIT;
- struct strbuf path = STRBUF_INIT;
- DIR *dir = opendir(git_path("worktrees"));
- struct dirent *d;
- int ret;
- if (!dir)
- return;
- while ((d = readdir(dir)) != NULL) {
- if (!strcmp(d->d_name, ".") || !strcmp(d->d_name, ".."))
- continue;
- strbuf_reset(&reason);
- if (!prune_worktree(d->d_name, &reason))
- continue;
- if (show_only || verbose)
- printf("%s\n", reason.buf);
- if (show_only)
- continue;
- strbuf_reset(&path);
- strbuf_addstr(&path, git_path("worktrees/%s", d->d_name));
- ret = remove_dir_recursively(&path, 0);
- if (ret < 0 && errno == ENOTDIR)
- ret = unlink(path.buf);
- if (ret)
- error(_("failed to remove: %s"), strerror(errno));
- }
- closedir(dir);
- if (!show_only)
- rmdir(git_path("worktrees"));
- strbuf_release(&reason);
- strbuf_release(&path);
-}
-
/*
* Write errors (particularly out of space) can result in
* failed temporary packs (and more rarely indexes and other
@@ -191,12 +101,10 @@ int cmd_prune(int argc, const char **argv, const char *prefix)
{
struct rev_info revs;
struct progress *progress = NULL;
- int do_prune_worktrees = 0;
const struct option options[] = {
OPT__DRY_RUN(&show_only, N_("do not remove, show only")),
OPT__VERBOSE(&verbose, N_("report pruned objects")),
OPT_BOOL(0, "progress", &show_progress, N_("show progress")),
- OPT_BOOL(0, "worktrees", &do_prune_worktrees, N_("prune .git/worktrees")),
OPT_EXPIRY_DATE(0, "expire", &expire,
N_("expire objects older than <time>")),
OPT_END()
@@ -211,13 +119,6 @@ int cmd_prune(int argc, const char **argv, const char *prefix)
argc = parse_options(argc, argv, prefix, options, prune_usage, 0);
- if (do_prune_worktrees) {
- if (argc)
- die(_("--worktrees does not take extra arguments"));
- prune_worktrees();
- return 0;
- }
-
while (argc--) {
unsigned char sha1[20];
const char *name = *argv++;
diff --git a/builtin/replace.c b/builtin/replace.c
index 0d52e7fa1d..6b3c469a33 100644
--- a/builtin/replace.c
+++ b/builtin/replace.c
@@ -104,9 +104,9 @@ static int for_each_replace_name(const char **argv, each_replace_name_fn fn)
continue;
}
full_hex = sha1_to_hex(sha1);
- snprintf(ref, sizeof(ref), "refs/replace/%s", full_hex);
+ snprintf(ref, sizeof(ref), "%s%s", git_replace_ref_base, full_hex);
/* read_ref() may reuse the buffer */
- full_hex = ref + strlen("refs/replace/");
+ full_hex = ref + strlen(git_replace_ref_base);
if (read_ref(ref, sha1)) {
error("replace ref '%s' not found.", full_hex);
had_error = 1;
@@ -134,7 +134,7 @@ static void check_ref_valid(unsigned char object[20],
int force)
{
if (snprintf(ref, ref_size,
- "refs/replace/%s",
+ "%s%s", git_replace_ref_base,
sha1_to_hex(object)) > ref_size - 1)
die("replace ref name too long: %.*s...", 50, ref);
if (check_refname_format(ref, 0))
diff --git a/builtin/rev-list.c b/builtin/rev-list.c
index ff84a825ff..c0b4b53652 100644
--- a/builtin/rev-list.c
+++ b/builtin/rev-list.c
@@ -42,6 +42,7 @@ static const char rev_list_usage[] =
" --abbrev=<n> | --no-abbrev\n"
" --abbrev-commit\n"
" --left-right\n"
+" --count\n"
" special purpose:\n"
" --bisect\n"
" --bisect-vars\n"
@@ -355,7 +356,7 @@ int cmd_rev_list(int argc, const char **argv, const char *prefix)
if (bisect_list)
revs.limited = 1;
- if (use_bitmap_index) {
+ if (use_bitmap_index && !revs.prune) {
if (revs.count && !revs.left_right && !revs.cherry_mark) {
uint32_t commit_count;
if (!prepare_bitmap_walk(&revs)) {
diff --git a/builtin/verify-commit.c b/builtin/verify-commit.c
index ec0c4e3d83..38bedf8f9f 100644
--- a/builtin/verify-commit.c
+++ b/builtin/verify-commit.c
@@ -18,25 +18,21 @@ static const char * const verify_commit_usage[] = {
NULL
};
-static int run_gpg_verify(const unsigned char *sha1, const char *buf, unsigned long size, int verbose)
+static int run_gpg_verify(const unsigned char *sha1, const char *buf, unsigned long size, unsigned flags)
{
struct signature_check signature_check;
+ int ret;
memset(&signature_check, 0, sizeof(signature_check));
- check_commit_signature(lookup_commit(sha1), &signature_check);
-
- if (verbose && signature_check.payload)
- fputs(signature_check.payload, stdout);
-
- if (signature_check.gpg_output)
- fputs(signature_check.gpg_output, stderr);
+ ret = check_commit_signature(lookup_commit(sha1), &signature_check);
+ print_signature_buffer(&signature_check, flags);
signature_check_clear(&signature_check);
- return signature_check.result != 'G';
+ return ret;
}
-static int verify_commit(const char *name, int verbose)
+static int verify_commit(const char *name, unsigned flags)
{
enum object_type type;
unsigned char sha1[20];
@@ -54,7 +50,7 @@ static int verify_commit(const char *name, int verbose)
return error("%s: cannot verify a non-commit object of type %s.",
name, typename(type));
- ret = run_gpg_verify(sha1, buf, size, verbose);
+ ret = run_gpg_verify(sha1, buf, size, flags);
free(buf);
return ret;
@@ -71,8 +67,10 @@ static int git_verify_commit_config(const char *var, const char *value, void *cb
int cmd_verify_commit(int argc, const char **argv, const char *prefix)
{
int i = 1, verbose = 0, had_error = 0;
+ unsigned flags = 0;
const struct option verify_commit_options[] = {
OPT__VERBOSE(&verbose, N_("print commit contents")),
+ OPT_BIT(0, "raw", &flags, N_("print raw gpg status output"), GPG_VERIFY_RAW),
OPT_END()
};
@@ -83,11 +81,14 @@ int cmd_verify_commit(int argc, const char **argv, const char *prefix)
if (argc <= i)
usage_with_options(verify_commit_usage, verify_commit_options);
+ if (verbose)
+ flags |= GPG_VERIFY_VERBOSE;
+
/* sometimes the program was terminated because this signal
* was received in the process of writing the gpg input: */
signal(SIGPIPE, SIG_IGN);
while (i < argc)
- if (verify_commit(argv[i++], verbose))
+ if (verify_commit(argv[i++], flags))
had_error = 1;
return had_error;
}
diff --git a/builtin/verify-tag.c b/builtin/verify-tag.c
index 53c68fce3a..00663f6a30 100644
--- a/builtin/verify-tag.c
+++ b/builtin/verify-tag.c
@@ -18,21 +18,30 @@ static const char * const verify_tag_usage[] = {
NULL
};
-static int run_gpg_verify(const char *buf, unsigned long size, int verbose)
+static int run_gpg_verify(const char *buf, unsigned long size, unsigned flags)
{
+ struct signature_check sigc;
int len;
+ int ret;
+
+ memset(&sigc, 0, sizeof(sigc));
len = parse_signature(buf, size);
- if (verbose)
- write_in_full(1, buf, len);
- if (size == len)
+ if (size == len) {
+ if (flags & GPG_VERIFY_VERBOSE)
+ write_in_full(1, buf, len);
return error("no signature found");
+ }
+
+ ret = check_signature(buf, len, buf + len, size - len, &sigc);
+ print_signature_buffer(&sigc, flags);
- return verify_signed_buffer(buf, len, buf + len, size - len, NULL, NULL);
+ signature_check_clear(&sigc);
+ return ret;
}
-static int verify_tag(const char *name, int verbose)
+static int verify_tag(const char *name, unsigned flags)
{
enum object_type type;
unsigned char sha1[20];
@@ -52,7 +61,7 @@ static int verify_tag(const char *name, int verbose)
if (!buf)
return error("%s: unable to read file.", name);
- ret = run_gpg_verify(buf, size, verbose);
+ ret = run_gpg_verify(buf, size, flags);
free(buf);
return ret;
@@ -69,8 +78,10 @@ static int git_verify_tag_config(const char *var, const char *value, void *cb)
int cmd_verify_tag(int argc, const char **argv, const char *prefix)
{
int i = 1, verbose = 0, had_error = 0;
+ unsigned flags = 0;
const struct option verify_tag_options[] = {
OPT__VERBOSE(&verbose, N_("print tag contents")),
+ OPT_BIT(0, "raw", &flags, N_("print raw gpg status output"), GPG_VERIFY_RAW),
OPT_END()
};
@@ -81,11 +92,14 @@ int cmd_verify_tag(int argc, const char **argv, const char *prefix)
if (argc <= i)
usage_with_options(verify_tag_usage, verify_tag_options);
+ if (verbose)
+ flags |= GPG_VERIFY_VERBOSE;
+
/* sometimes the program was terminated because this signal
* was received in the process of writing the gpg input: */
signal(SIGPIPE, SIG_IGN);
while (i < argc)
- if (verify_tag(argv[i++], verbose))
+ if (verify_tag(argv[i++], flags))
had_error = 1;
return had_error;
}
diff --git a/builtin/worktree.c b/builtin/worktree.c
new file mode 100644
index 0000000000..6a264ee749
--- /dev/null
+++ b/builtin/worktree.c
@@ -0,0 +1,332 @@
+#include "cache.h"
+#include "builtin.h"
+#include "dir.h"
+#include "parse-options.h"
+#include "argv-array.h"
+#include "run-command.h"
+#include "sigchain.h"
+#include "refs.h"
+
+static const char * const worktree_usage[] = {
+ N_("git worktree add [<options>] <path> <branch>"),
+ N_("git worktree prune [<options>]"),
+ NULL
+};
+
+static int show_only;
+static int verbose;
+static unsigned long expire;
+
+static int prune_worktree(const char *id, struct strbuf *reason)
+{
+ struct stat st;
+ char *path;
+ int fd, len;
+
+ if (!is_directory(git_path("worktrees/%s", id))) {
+ strbuf_addf(reason, _("Removing worktrees/%s: not a valid directory"), id);
+ return 1;
+ }
+ if (file_exists(git_path("worktrees/%s/locked", id)))
+ return 0;
+ if (stat(git_path("worktrees/%s/gitdir", id), &st)) {
+ strbuf_addf(reason, _("Removing worktrees/%s: gitdir file does not exist"), id);
+ return 1;
+ }
+ fd = open(git_path("worktrees/%s/gitdir", id), O_RDONLY);
+ if (fd < 0) {
+ strbuf_addf(reason, _("Removing worktrees/%s: unable to read gitdir file (%s)"),
+ id, strerror(errno));
+ return 1;
+ }
+ len = st.st_size;
+ path = xmalloc(len + 1);
+ read_in_full(fd, path, len);
+ close(fd);
+ while (len && (path[len - 1] == '\n' || path[len - 1] == '\r'))
+ len--;
+ if (!len) {
+ strbuf_addf(reason, _("Removing worktrees/%s: invalid gitdir file"), id);
+ free(path);
+ return 1;
+ }
+ path[len] = '\0';
+ if (!file_exists(path)) {
+ struct stat st_link;
+ free(path);
+ /*
+ * the repo is moved manually and has not been
+ * accessed since?
+ */
+ if (!stat(git_path("worktrees/%s/link", id), &st_link) &&
+ st_link.st_nlink > 1)
+ return 0;
+ if (st.st_mtime <= expire) {
+ strbuf_addf(reason, _("Removing worktrees/%s: gitdir file points to non-existent location"), id);
+ return 1;
+ } else {
+ return 0;
+ }
+ }
+ free(path);
+ return 0;
+}
+
+static void prune_worktrees(void)
+{
+ struct strbuf reason = STRBUF_INIT;
+ struct strbuf path = STRBUF_INIT;
+ DIR *dir = opendir(git_path("worktrees"));
+ struct dirent *d;
+ int ret;
+ if (!dir)
+ return;
+ while ((d = readdir(dir)) != NULL) {
+ if (!strcmp(d->d_name, ".") || !strcmp(d->d_name, ".."))
+ continue;
+ strbuf_reset(&reason);
+ if (!prune_worktree(d->d_name, &reason))
+ continue;
+ if (show_only || verbose)
+ printf("%s\n", reason.buf);
+ if (show_only)
+ continue;
+ strbuf_reset(&path);
+ strbuf_addstr(&path, git_path("worktrees/%s", d->d_name));
+ ret = remove_dir_recursively(&path, 0);
+ if (ret < 0 && errno == ENOTDIR)
+ ret = unlink(path.buf);
+ if (ret)
+ error(_("failed to remove: %s"), strerror(errno));
+ }
+ closedir(dir);
+ if (!show_only)
+ rmdir(git_path("worktrees"));
+ strbuf_release(&reason);
+ strbuf_release(&path);
+}
+
+static int prune(int ac, const char **av, const char *prefix)
+{
+ struct option options[] = {
+ OPT__DRY_RUN(&show_only, N_("do not remove, show only")),
+ OPT__VERBOSE(&verbose, N_("report pruned objects")),
+ OPT_EXPIRY_DATE(0, "expire", &expire,
+ N_("expire objects older than <time>")),
+ OPT_END()
+ };
+
+ expire = ULONG_MAX;
+ ac = parse_options(ac, av, prefix, options, worktree_usage, 0);
+ if (ac)
+ usage_with_options(worktree_usage, options);
+ prune_worktrees();
+ return 0;
+}
+
+static char *junk_work_tree;
+static char *junk_git_dir;
+static int is_junk;
+static pid_t junk_pid;
+
+static void remove_junk(void)
+{
+ struct strbuf sb = STRBUF_INIT;
+ if (!is_junk || getpid() != junk_pid)
+ return;
+ if (junk_git_dir) {
+ strbuf_addstr(&sb, junk_git_dir);
+ remove_dir_recursively(&sb, 0);
+ strbuf_reset(&sb);
+ }
+ if (junk_work_tree) {
+ strbuf_addstr(&sb, junk_work_tree);
+ remove_dir_recursively(&sb, 0);
+ }
+ strbuf_release(&sb);
+}
+
+static void remove_junk_on_signal(int signo)
+{
+ remove_junk();
+ sigchain_pop(signo);
+ raise(signo);
+}
+
+static const char *worktree_basename(const char *path, int *olen)
+{
+ const char *name;
+ int len;
+
+ len = strlen(path);
+ while (len && is_dir_sep(path[len - 1]))
+ len--;
+
+ for (name = path + len - 1; name > path; name--)
+ if (is_dir_sep(*name)) {
+ name++;
+ break;
+ }
+
+ *olen = len;
+ return name;
+}
+
+static int add_worktree(const char *path, const char **child_argv)
+{
+ struct strbuf sb_git = STRBUF_INIT, sb_repo = STRBUF_INIT;
+ struct strbuf sb = STRBUF_INIT;
+ const char *name;
+ struct stat st;
+ struct child_process cp;
+ int counter = 0, len, ret;
+ unsigned char rev[20];
+
+ if (file_exists(path) && !is_empty_dir(path))
+ die(_("'%s' already exists"), path);
+
+ name = worktree_basename(path, &len);
+ strbuf_addstr(&sb_repo,
+ git_path("worktrees/%.*s", (int)(path + len - name), name));
+ len = sb_repo.len;
+ if (safe_create_leading_directories_const(sb_repo.buf))
+ die_errno(_("could not create leading directories of '%s'"),
+ sb_repo.buf);
+ while (!stat(sb_repo.buf, &st)) {
+ counter++;
+ strbuf_setlen(&sb_repo, len);
+ strbuf_addf(&sb_repo, "%d", counter);
+ }
+ name = strrchr(sb_repo.buf, '/') + 1;
+
+ junk_pid = getpid();
+ atexit(remove_junk);
+ sigchain_push_common(remove_junk_on_signal);
+
+ if (mkdir(sb_repo.buf, 0777))
+ die_errno(_("could not create directory of '%s'"), sb_repo.buf);
+ junk_git_dir = xstrdup(sb_repo.buf);
+ is_junk = 1;
+
+ /*
+ * lock the incomplete repo so prune won't delete it, unlock
+ * after the preparation is over.
+ */
+ strbuf_addf(&sb, "%s/locked", sb_repo.buf);
+ write_file(sb.buf, 1, "initializing\n");
+
+ strbuf_addf(&sb_git, "%s/.git", path);
+ if (safe_create_leading_directories_const(sb_git.buf))
+ die_errno(_("could not create leading directories of '%s'"),
+ sb_git.buf);
+ junk_work_tree = xstrdup(path);
+
+ strbuf_reset(&sb);
+ strbuf_addf(&sb, "%s/gitdir", sb_repo.buf);
+ write_file(sb.buf, 1, "%s\n", real_path(sb_git.buf));
+ write_file(sb_git.buf, 1, "gitdir: %s/worktrees/%s\n",
+ real_path(get_git_common_dir()), name);
+ /*
+ * This is to keep resolve_ref() happy. We need a valid HEAD
+ * or is_git_directory() will reject the directory. Moreover, HEAD
+ * in the new worktree must resolve to the same value as HEAD in
+ * the current tree since the command invoked to populate the new
+ * worktree will be handed the branch/ref specified by the user.
+ * For instance, if the user asks for the new worktree to be based
+ * at HEAD~5, then the resolved HEAD~5 in the new worktree must
+ * match the resolved HEAD~5 in the current tree in order to match
+ * the user's expectation.
+ */
+ if (!resolve_ref_unsafe("HEAD", 0, rev, NULL))
+ die(_("unable to resolve HEAD"));
+ strbuf_reset(&sb);
+ strbuf_addf(&sb, "%s/HEAD", sb_repo.buf);
+ write_file(sb.buf, 1, "%s\n", sha1_to_hex(rev));
+ strbuf_reset(&sb);
+ strbuf_addf(&sb, "%s/commondir", sb_repo.buf);
+ write_file(sb.buf, 1, "../..\n");
+
+ fprintf_ln(stderr, _("Enter %s (identifier %s)"), path, name);
+
+ setenv("GIT_CHECKOUT_NEW_WORKTREE", "1", 1);
+ setenv(GIT_DIR_ENVIRONMENT, sb_git.buf, 1);
+ setenv(GIT_WORK_TREE_ENVIRONMENT, path, 1);
+ memset(&cp, 0, sizeof(cp));
+ cp.git_cmd = 1;
+ cp.argv = child_argv;
+ ret = run_command(&cp);
+ if (!ret) {
+ is_junk = 0;
+ free(junk_work_tree);
+ free(junk_git_dir);
+ junk_work_tree = NULL;
+ junk_git_dir = NULL;
+ }
+ strbuf_reset(&sb);
+ strbuf_addf(&sb, "%s/locked", sb_repo.buf);
+ unlink_or_warn(sb.buf);
+ strbuf_release(&sb);
+ strbuf_release(&sb_repo);
+ strbuf_release(&sb_git);
+ return ret;
+}
+
+static int add(int ac, const char **av, const char *prefix)
+{
+ int force = 0, detach = 0;
+ const char *new_branch = NULL, *new_branch_force = NULL;
+ const char *path, *branch;
+ struct argv_array cmd = ARGV_ARRAY_INIT;
+ struct option options[] = {
+ OPT__FORCE(&force, N_("checkout <branch> even if already checked out in other worktree")),
+ OPT_STRING('b', NULL, &new_branch, N_("branch"),
+ N_("create a new branch")),
+ OPT_STRING('B', NULL, &new_branch_force, N_("branch"),
+ N_("create or reset a branch")),
+ OPT_BOOL(0, "detach", &detach, N_("detach HEAD at named commit")),
+ OPT_END()
+ };
+
+ ac = parse_options(ac, av, prefix, options, worktree_usage, 0);
+ if (new_branch && new_branch_force)
+ die(_("-b and -B are mutually exclusive"));
+ if (ac < 1 || ac > 2)
+ usage_with_options(worktree_usage, options);
+
+ path = prefix ? prefix_filename(prefix, strlen(prefix), av[0]) : av[0];
+ branch = ac < 2 ? "HEAD" : av[1];
+
+ if (ac < 2 && !new_branch && !new_branch_force) {
+ int n;
+ const char *s = worktree_basename(path, &n);
+ new_branch = xstrndup(s, n);
+ }
+
+ argv_array_push(&cmd, "checkout");
+ if (force)
+ argv_array_push(&cmd, "--ignore-other-worktrees");
+ if (new_branch)
+ argv_array_pushl(&cmd, "-b", new_branch, NULL);
+ if (new_branch_force)
+ argv_array_pushl(&cmd, "-B", new_branch_force, NULL);
+ if (detach)
+ argv_array_push(&cmd, "--detach");
+ argv_array_push(&cmd, branch);
+
+ return add_worktree(path, cmd.argv);
+}
+
+int cmd_worktree(int ac, const char **av, const char *prefix)
+{
+ struct option options[] = {
+ OPT_END()
+ };
+
+ if (ac < 2)
+ usage_with_options(worktree_usage, options);
+ if (!strcmp(av[1], "add"))
+ return add(ac - 1, av + 1, prefix);
+ if (!strcmp(av[1], "prune"))
+ return prune(ac - 1, av + 1, prefix);
+ usage_with_options(worktree_usage, options);
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-11 13:12:06 +0000