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-rw-r--r--builtin/reflog.c743
1 files changed, 179 insertions, 564 deletions
diff --git a/builtin/reflog.c b/builtin/reflog.c
index a4b1dd2..c943c2a 100644
--- a/builtin/reflog.c
+++ b/builtin/reflog.c
@@ -1,428 +1,60 @@
#include "builtin.h"
#include "config.h"
-#include "lockfile.h"
-#include "object-store.h"
-#include "repository.h"
-#include "commit.h"
-#include "refs.h"
-#include "dir.h"
-#include "tree-walk.h"
-#include "diff.h"
#include "revision.h"
#include "reachable.h"
#include "worktree.h"
+#include "reflog.h"
-/* NEEDSWORK: switch to using parse_options */
-static const char reflog_expire_usage[] =
-N_("git reflog expire [--expire=<time>] "
- "[--expire-unreachable=<time>] "
- "[--rewrite] [--updateref] [--stale-fix] [--dry-run | -n] "
- "[--verbose] [--all] <refs>...");
-static const char reflog_delete_usage[] =
-N_("git reflog delete [--rewrite] [--updateref] "
- "[--dry-run | -n] [--verbose] <refs>...");
-static const char reflog_exists_usage[] =
-N_("git reflog exists <ref>");
+#define BUILTIN_REFLOG_SHOW_USAGE \
+ N_("git reflog [show] [<log-options>] [<ref>]")
-static timestamp_t default_reflog_expire;
-static timestamp_t default_reflog_expire_unreachable;
+#define BUILTIN_REFLOG_EXPIRE_USAGE \
+ N_("git reflog expire [--expire=<time>] [--expire-unreachable=<time>]\n" \
+ " [--rewrite] [--updateref] [--stale-fix]\n" \
+ " [--dry-run | -n] [--verbose] [--all [--single-worktree] | <refs>...]")
-struct cmd_reflog_expire_cb {
- int stalefix;
- timestamp_t expire_total;
- timestamp_t expire_unreachable;
- int recno;
-};
+#define BUILTIN_REFLOG_DELETE_USAGE \
+ N_("git reflog delete [--rewrite] [--updateref]\n" \
+ " [--dry-run | -n] [--verbose] <ref>@{<specifier>}...")
-struct expire_reflog_policy_cb {
- enum {
- UE_NORMAL,
- UE_ALWAYS,
- UE_HEAD
- } unreachable_expire_kind;
- struct commit_list *mark_list;
- unsigned long mark_limit;
- struct cmd_reflog_expire_cb cmd;
- struct commit *tip_commit;
- struct commit_list *tips;
- unsigned int dry_run:1;
-};
+#define BUILTIN_REFLOG_EXISTS_USAGE \
+ N_("git reflog exists <ref>")
-struct worktree_reflogs {
- struct worktree *worktree;
- struct string_list reflogs;
+static const char *const reflog_show_usage[] = {
+ BUILTIN_REFLOG_SHOW_USAGE,
+ NULL,
};
-/* Remember to update object flag allocation in object.h */
-#define INCOMPLETE (1u<<10)
-#define STUDYING (1u<<11)
-#define REACHABLE (1u<<12)
-
-static int tree_is_complete(const struct object_id *oid)
-{
- struct tree_desc desc;
- struct name_entry entry;
- int complete;
- struct tree *tree;
-
- tree = lookup_tree(the_repository, oid);
- if (!tree)
- return 0;
- if (tree->object.flags & SEEN)
- return 1;
- if (tree->object.flags & INCOMPLETE)
- return 0;
-
- if (!tree->buffer) {
- enum object_type type;
- unsigned long size;
- void *data = read_object_file(oid, &type, &size);
- if (!data) {
- tree->object.flags |= INCOMPLETE;
- return 0;
- }
- tree->buffer = data;
- tree->size = size;
- }
- init_tree_desc(&desc, tree->buffer, tree->size);
- complete = 1;
- while (tree_entry(&desc, &entry)) {
- if (!has_object_file(&entry.oid) ||
- (S_ISDIR(entry.mode) && !tree_is_complete(&entry.oid))) {
- tree->object.flags |= INCOMPLETE;
- complete = 0;
- }
- }
- free_tree_buffer(tree);
-
- if (complete)
- tree->object.flags |= SEEN;
- return complete;
-}
-
-static int commit_is_complete(struct commit *commit)
-{
- struct object_array study;
- struct object_array found;
- int is_incomplete = 0;
- int i;
-
- /* early return */
- if (commit->object.flags & SEEN)
- return 1;
- if (commit->object.flags & INCOMPLETE)
- return 0;
- /*
- * Find all commits that are reachable and are not marked as
- * SEEN. Then make sure the trees and blobs contained are
- * complete. After that, mark these commits also as SEEN.
- * If some of the objects that are needed to complete this
- * commit are missing, mark this commit as INCOMPLETE.
- */
- memset(&study, 0, sizeof(study));
- memset(&found, 0, sizeof(found));
- add_object_array(&commit->object, NULL, &study);
- add_object_array(&commit->object, NULL, &found);
- commit->object.flags |= STUDYING;
- while (study.nr) {
- struct commit *c;
- struct commit_list *parent;
-
- c = (struct commit *)object_array_pop(&study);
- if (!c->object.parsed && !parse_object(the_repository, &c->object.oid))
- c->object.flags |= INCOMPLETE;
-
- if (c->object.flags & INCOMPLETE) {
- is_incomplete = 1;
- break;
- }
- else if (c->object.flags & SEEN)
- continue;
- for (parent = c->parents; parent; parent = parent->next) {
- struct commit *p = parent->item;
- if (p->object.flags & STUDYING)
- continue;
- p->object.flags |= STUDYING;
- add_object_array(&p->object, NULL, &study);
- add_object_array(&p->object, NULL, &found);
- }
- }
- if (!is_incomplete) {
- /*
- * make sure all commits in "found" array have all the
- * necessary objects.
- */
- for (i = 0; i < found.nr; i++) {
- struct commit *c =
- (struct commit *)found.objects[i].item;
- if (!tree_is_complete(get_commit_tree_oid(c))) {
- is_incomplete = 1;
- c->object.flags |= INCOMPLETE;
- }
- }
- if (!is_incomplete) {
- /* mark all found commits as complete, iow SEEN */
- for (i = 0; i < found.nr; i++)
- found.objects[i].item->flags |= SEEN;
- }
- }
- /* clear flags from the objects we traversed */
- for (i = 0; i < found.nr; i++)
- found.objects[i].item->flags &= ~STUDYING;
- if (is_incomplete)
- commit->object.flags |= INCOMPLETE;
- else {
- /*
- * If we come here, we have (1) traversed the ancestry chain
- * from the "commit" until we reach SEEN commits (which are
- * known to be complete), and (2) made sure that the commits
- * encountered during the above traversal refer to trees that
- * are complete. Which means that we know *all* the commits
- * we have seen during this process are complete.
- */
- for (i = 0; i < found.nr; i++)
- found.objects[i].item->flags |= SEEN;
- }
- /* free object arrays */
- object_array_clear(&study);
- object_array_clear(&found);
- return !is_incomplete;
-}
-
-static int keep_entry(struct commit **it, struct object_id *oid)
-{
- struct commit *commit;
-
- if (is_null_oid(oid))
- return 1;
- commit = lookup_commit_reference_gently(the_repository, oid, 1);
- if (!commit)
- return 0;
-
- /*
- * Make sure everything in this commit exists.
- *
- * We have walked all the objects reachable from the refs
- * and cache earlier. The commits reachable by this commit
- * must meet SEEN commits -- and then we should mark them as
- * SEEN as well.
- */
- if (!commit_is_complete(commit))
- return 0;
- *it = commit;
- return 1;
-}
-
-/*
- * Starting from commits in the cb->mark_list, mark commits that are
- * reachable from them. Stop the traversal at commits older than
- * the expire_limit and queue them back, so that the caller can call
- * us again to restart the traversal with longer expire_limit.
- */
-static void mark_reachable(struct expire_reflog_policy_cb *cb)
-{
- struct commit_list *pending;
- timestamp_t expire_limit = cb->mark_limit;
- struct commit_list *leftover = NULL;
-
- for (pending = cb->mark_list; pending; pending = pending->next)
- pending->item->object.flags &= ~REACHABLE;
-
- pending = cb->mark_list;
- while (pending) {
- struct commit_list *parent;
- struct commit *commit = pop_commit(&pending);
- if (commit->object.flags & REACHABLE)
- continue;
- if (parse_commit(commit))
- continue;
- commit->object.flags |= REACHABLE;
- if (commit->date < expire_limit) {
- commit_list_insert(commit, &leftover);
- continue;
- }
- commit->object.flags |= REACHABLE;
- parent = commit->parents;
- while (parent) {
- commit = parent->item;
- parent = parent->next;
- if (commit->object.flags & REACHABLE)
- continue;
- commit_list_insert(commit, &pending);
- }
- }
- cb->mark_list = leftover;
-}
-
-static int unreachable(struct expire_reflog_policy_cb *cb, struct commit *commit, struct object_id *oid)
-{
- /*
- * We may or may not have the commit yet - if not, look it
- * up using the supplied sha1.
- */
- if (!commit) {
- if (is_null_oid(oid))
- return 0;
-
- commit = lookup_commit_reference_gently(the_repository, oid,
- 1);
-
- /* Not a commit -- keep it */
- if (!commit)
- return 0;
- }
-
- /* Reachable from the current ref? Don't prune. */
- if (commit->object.flags & REACHABLE)
- return 0;
-
- if (cb->mark_list && cb->mark_limit) {
- cb->mark_limit = 0; /* dig down to the root */
- mark_reachable(cb);
- }
-
- return !(commit->object.flags & REACHABLE);
-}
-
-/*
- * Return true iff the specified reflog entry should be expired.
- */
-static int should_expire_reflog_ent(struct object_id *ooid, struct object_id *noid,
- const char *email, timestamp_t timestamp, int tz,
- const char *message, void *cb_data)
-{
- struct expire_reflog_policy_cb *cb = cb_data;
- struct commit *old_commit, *new_commit;
-
- if (timestamp < cb->cmd.expire_total)
- return 1;
-
- old_commit = new_commit = NULL;
- if (cb->cmd.stalefix &&
- (!keep_entry(&old_commit, ooid) || !keep_entry(&new_commit, noid)))
- return 1;
-
- if (timestamp < cb->cmd.expire_unreachable) {
- switch (cb->unreachable_expire_kind) {
- case UE_ALWAYS:
- return 1;
- case UE_NORMAL:
- case UE_HEAD:
- if (unreachable(cb, old_commit, ooid) || unreachable(cb, new_commit, noid))
- return 1;
- break;
- }
- }
-
- if (cb->cmd.recno && --(cb->cmd.recno) == 0)
- return 1;
-
- return 0;
-}
-
-static int should_expire_reflog_ent_verbose(struct object_id *ooid,
- struct object_id *noid,
- const char *email,
- timestamp_t timestamp, int tz,
- const char *message, void *cb_data)
-{
- struct expire_reflog_policy_cb *cb = cb_data;
- int expire;
-
- expire = should_expire_reflog_ent(ooid, noid, email, timestamp, tz,
- message, cb);
-
- if (!expire)
- printf("keep %s", message);
- else if (cb->dry_run)
- printf("would prune %s", message);
- else
- printf("prune %s", message);
-
- return expire;
-}
-
-static int push_tip_to_list(const char *refname, const struct object_id *oid,
- int flags, void *cb_data)
-{
- struct commit_list **list = cb_data;
- struct commit *tip_commit;
- if (flags & REF_ISSYMREF)
- return 0;
- tip_commit = lookup_commit_reference_gently(the_repository, oid, 1);
- if (!tip_commit)
- return 0;
- commit_list_insert(tip_commit, list);
- return 0;
-}
-
-static int is_head(const char *refname)
-{
- switch (ref_type(refname)) {
- case REF_TYPE_OTHER_PSEUDOREF:
- case REF_TYPE_MAIN_PSEUDOREF:
- if (parse_worktree_ref(refname, NULL, NULL, &refname))
- BUG("not a worktree ref: %s", refname);
- break;
- default:
- break;
- }
- return !strcmp(refname, "HEAD");
-}
+static const char *const reflog_expire_usage[] = {
+ BUILTIN_REFLOG_EXPIRE_USAGE,
+ NULL
+};
-static void reflog_expiry_prepare(const char *refname,
- const struct object_id *oid,
- void *cb_data)
-{
- struct expire_reflog_policy_cb *cb = cb_data;
- struct commit_list *elem;
- struct commit *commit = NULL;
-
- if (!cb->cmd.expire_unreachable || is_head(refname)) {
- cb->unreachable_expire_kind = UE_HEAD;
- } else {
- commit = lookup_commit(the_repository, oid);
- cb->unreachable_expire_kind = commit ? UE_NORMAL : UE_ALWAYS;
- }
+static const char *const reflog_delete_usage[] = {
+ BUILTIN_REFLOG_DELETE_USAGE,
+ NULL
+};
- if (cb->cmd.expire_unreachable <= cb->cmd.expire_total)
- cb->unreachable_expire_kind = UE_ALWAYS;
+static const char *const reflog_exists_usage[] = {
+ BUILTIN_REFLOG_EXISTS_USAGE,
+ NULL,
+};
- switch (cb->unreachable_expire_kind) {
- case UE_ALWAYS:
- return;
- case UE_HEAD:
- for_each_ref(push_tip_to_list, &cb->tips);
- for (elem = cb->tips; elem; elem = elem->next)
- commit_list_insert(elem->item, &cb->mark_list);
- break;
- case UE_NORMAL:
- commit_list_insert(commit, &cb->mark_list);
- /* For reflog_expiry_cleanup() below */
- cb->tip_commit = commit;
- }
- cb->mark_limit = cb->cmd.expire_total;
- mark_reachable(cb);
-}
+static const char *const reflog_usage[] = {
+ BUILTIN_REFLOG_SHOW_USAGE,
+ BUILTIN_REFLOG_EXPIRE_USAGE,
+ BUILTIN_REFLOG_DELETE_USAGE,
+ BUILTIN_REFLOG_EXISTS_USAGE,
+ NULL
+};
-static void reflog_expiry_cleanup(void *cb_data)
-{
- struct expire_reflog_policy_cb *cb = cb_data;
- struct commit_list *elem;
+static timestamp_t default_reflog_expire;
+static timestamp_t default_reflog_expire_unreachable;
- switch (cb->unreachable_expire_kind) {
- case UE_ALWAYS:
- return;
- case UE_HEAD:
- for (elem = cb->tips; elem; elem = elem->next)
- clear_commit_marks(elem->item, REACHABLE);
- free_commit_list(cb->tips);
- break;
- case UE_NORMAL:
- clear_commit_marks(cb->tip_commit, REACHABLE);
- break;
- }
-}
+struct worktree_reflogs {
+ struct worktree *worktree;
+ struct string_list reflogs;
+};
static int collect_reflog(const char *ref, const struct object_id *oid, int unused, void *cb_data)
{
@@ -520,18 +152,18 @@ static int reflog_expire_config(const char *var, const char *value, void *cb)
return 0;
}
-static void set_reflog_expiry_param(struct cmd_reflog_expire_cb *cb, int slot, const char *ref)
+static void set_reflog_expiry_param(struct cmd_reflog_expire_cb *cb, const char *ref)
{
struct reflog_expire_cfg *ent;
- if (slot == (EXPIRE_TOTAL|EXPIRE_UNREACH))
+ if (cb->explicit_expiry == (EXPIRE_TOTAL|EXPIRE_UNREACH))
return; /* both given explicitly -- nothing to tweak */
for (ent = reflog_expire_cfg; ent; ent = ent->next) {
if (!wildmatch(ent->pattern, ref, 0)) {
- if (!(slot & EXPIRE_TOTAL))
+ if (!(cb->explicit_expiry & EXPIRE_TOTAL))
cb->expire_total = ent->expire_total;
- if (!(slot & EXPIRE_UNREACH))
+ if (!(cb->explicit_expiry & EXPIRE_UNREACH))
cb->expire_unreachable = ent->expire_unreachable;
return;
}
@@ -541,29 +173,94 @@ static void set_reflog_expiry_param(struct cmd_reflog_expire_cb *cb, int slot, c
* If unconfigured, make stash never expire
*/
if (!strcmp(ref, "refs/stash")) {
- if (!(slot & EXPIRE_TOTAL))
+ if (!(cb->explicit_expiry & EXPIRE_TOTAL))
cb->expire_total = 0;
- if (!(slot & EXPIRE_UNREACH))
+ if (!(cb->explicit_expiry & EXPIRE_UNREACH))
cb->expire_unreachable = 0;
return;
}
/* Nothing matched -- use the default value */
- if (!(slot & EXPIRE_TOTAL))
+ if (!(cb->explicit_expiry & EXPIRE_TOTAL))
cb->expire_total = default_reflog_expire;
- if (!(slot & EXPIRE_UNREACH))
+ if (!(cb->explicit_expiry & EXPIRE_UNREACH))
cb->expire_unreachable = default_reflog_expire_unreachable;
}
+static int expire_unreachable_callback(const struct option *opt,
+ const char *arg,
+ int unset)
+{
+ struct cmd_reflog_expire_cb *cmd = opt->value;
+
+ if (parse_expiry_date(arg, &cmd->expire_unreachable))
+ die(_("invalid timestamp '%s' given to '--%s'"),
+ arg, opt->long_name);
+
+ cmd->explicit_expiry |= EXPIRE_UNREACH;
+ return 0;
+}
+
+static int expire_total_callback(const struct option *opt,
+ const char *arg,
+ int unset)
+{
+ struct cmd_reflog_expire_cb *cmd = opt->value;
+
+ if (parse_expiry_date(arg, &cmd->expire_total))
+ die(_("invalid timestamp '%s' given to '--%s'"),
+ arg, opt->long_name);
+
+ cmd->explicit_expiry |= EXPIRE_TOTAL;
+ return 0;
+}
+
+static int cmd_reflog_show(int argc, const char **argv, const char *prefix)
+{
+ struct option options[] = {
+ OPT_END()
+ };
+
+ parse_options(argc, argv, prefix, options, reflog_show_usage,
+ PARSE_OPT_KEEP_DASHDASH | PARSE_OPT_KEEP_ARGV0 |
+ PARSE_OPT_KEEP_UNKNOWN);
+
+ return cmd_log_reflog(argc, argv, prefix);
+}
+
static int cmd_reflog_expire(int argc, const char **argv, const char *prefix)
{
struct cmd_reflog_expire_cb cmd = { 0 };
timestamp_t now = time(NULL);
int i, status, do_all, all_worktrees = 1;
- int explicit_expiry = 0;
unsigned int flags = 0;
int verbose = 0;
reflog_expiry_should_prune_fn *should_prune_fn = should_expire_reflog_ent;
+ const struct option options[] = {
+ OPT_BIT(0, "dry-run", &flags, N_("do not actually prune any entries"),
+ EXPIRE_REFLOGS_DRY_RUN),
+ OPT_BIT(0, "rewrite", &flags,
+ N_("rewrite the old SHA1 with the new SHA1 of the entry that now precedes it"),
+ EXPIRE_REFLOGS_REWRITE),
+ OPT_BIT(0, "updateref", &flags,
+ N_("update the reference to the value of the top reflog entry"),
+ EXPIRE_REFLOGS_UPDATE_REF),
+ OPT_BOOL(0, "verbose", &verbose, N_("print extra information on screen")),
+ OPT_CALLBACK_F(0, "expire", &cmd, N_("timestamp"),
+ N_("prune entries older than the specified time"),
+ PARSE_OPT_NONEG,
+ expire_total_callback),
+ OPT_CALLBACK_F(0, "expire-unreachable", &cmd, N_("timestamp"),
+ N_("prune entries older than <time> that are not reachable from the current tip of the branch"),
+ PARSE_OPT_NONEG,
+ expire_unreachable_callback),
+ OPT_BOOL(0, "stale-fix", &cmd.stalefix,
+ N_("prune any reflog entries that point to broken commits")),
+ OPT_BOOL(0, "all", &do_all, N_("process the reflogs of all references")),
+ OPT_BOOL(1, "single-worktree", &all_worktrees,
+ N_("limits processing to reflogs from the current worktree only")),
+ OPT_END()
+ };
default_reflog_expire_unreachable = now - 30 * 24 * 3600;
default_reflog_expire = now - 90 * 24 * 3600;
@@ -572,45 +269,11 @@ static int cmd_reflog_expire(int argc, const char **argv, const char *prefix)
save_commit_buffer = 0;
do_all = status = 0;
+ cmd.explicit_expiry = 0;
cmd.expire_total = default_reflog_expire;
cmd.expire_unreachable = default_reflog_expire_unreachable;
- for (i = 1; i < argc; i++) {
- const char *arg = argv[i];
-
- if (!strcmp(arg, "--dry-run") || !strcmp(arg, "-n"))
- flags |= EXPIRE_REFLOGS_DRY_RUN;
- else if (skip_prefix(arg, "--expire=", &arg)) {
- if (parse_expiry_date(arg, &cmd.expire_total))
- die(_("'%s' is not a valid timestamp"), arg);
- explicit_expiry |= EXPIRE_TOTAL;
- }
- else if (skip_prefix(arg, "--expire-unreachable=", &arg)) {
- if (parse_expiry_date(arg, &cmd.expire_unreachable))
- die(_("'%s' is not a valid timestamp"), arg);
- explicit_expiry |= EXPIRE_UNREACH;
- }
- else if (!strcmp(arg, "--stale-fix"))
- cmd.stalefix = 1;
- else if (!strcmp(arg, "--rewrite"))
- flags |= EXPIRE_REFLOGS_REWRITE;
- else if (!strcmp(arg, "--updateref"))
- flags |= EXPIRE_REFLOGS_UPDATE_REF;
- else if (!strcmp(arg, "--all"))
- do_all = 1;
- else if (!strcmp(arg, "--single-worktree"))
- all_worktrees = 0;
- else if (!strcmp(arg, "--verbose"))
- verbose = 1;
- else if (!strcmp(arg, "--")) {
- i++;
- break;
- }
- else if (arg[0] == '-')
- usage(_(reflog_expire_usage));
- else
- break;
- }
+ argc = parse_options(argc, argv, prefix, options, reflog_expire_usage, 0);
if (verbose)
should_prune_fn = should_expire_reflog_ent_verbose;
@@ -657,7 +320,7 @@ static int cmd_reflog_expire(int argc, const char **argv, const char *prefix)
.dry_run = !!(flags & EXPIRE_REFLOGS_DRY_RUN),
};
- set_reflog_expiry_param(&cb.cmd, explicit_expiry, item->string);
+ set_reflog_expiry_param(&cb.cmd, item->string);
status |= reflog_expire(item->string, flags,
reflog_expiry_prepare,
should_prune_fn,
@@ -667,7 +330,7 @@ static int cmd_reflog_expire(int argc, const char **argv, const char *prefix)
string_list_clear(&collected.reflogs, 0);
}
- for (; i < argc; i++) {
+ for (i = 0; i < argc; i++) {
char *ref;
struct expire_reflog_policy_cb cb = { .cmd = cmd };
@@ -675,7 +338,7 @@ static int cmd_reflog_expire(int argc, const char **argv, const char *prefix)
status |= error(_("%s points nowhere!"), argv[i]);
continue;
}
- set_reflog_expiry_param(&cb.cmd, explicit_expiry, ref);
+ set_reflog_expiry_param(&cb.cmd, ref);
status |= reflog_expire(ref, flags,
reflog_expiry_prepare,
should_prune_fn,
@@ -686,142 +349,94 @@ static int cmd_reflog_expire(int argc, const char **argv, const char *prefix)
return status;
}
-static int count_reflog_ent(struct object_id *ooid, struct object_id *noid,
- const char *email, timestamp_t timestamp, int tz,
- const char *message, void *cb_data)
-{
- struct cmd_reflog_expire_cb *cb = cb_data;
- if (!cb->expire_total || timestamp < cb->expire_total)
- cb->recno++;
- return 0;
-}
-
static int cmd_reflog_delete(int argc, const char **argv, const char *prefix)
{
- struct cmd_reflog_expire_cb cmd = { 0 };
int i, status = 0;
unsigned int flags = 0;
int verbose = 0;
- reflog_expiry_should_prune_fn *should_prune_fn = should_expire_reflog_ent;
-
- for (i = 1; i < argc; i++) {
- const char *arg = argv[i];
- if (!strcmp(arg, "--dry-run") || !strcmp(arg, "-n"))
- flags |= EXPIRE_REFLOGS_DRY_RUN;
- else if (!strcmp(arg, "--rewrite"))
- flags |= EXPIRE_REFLOGS_REWRITE;
- else if (!strcmp(arg, "--updateref"))
- flags |= EXPIRE_REFLOGS_UPDATE_REF;
- else if (!strcmp(arg, "--verbose"))
- verbose = 1;
- else if (!strcmp(arg, "--")) {
- i++;
- break;
- }
- else if (arg[0] == '-')
- usage(_(reflog_delete_usage));
- else
- break;
- }
-
- if (verbose)
- should_prune_fn = should_expire_reflog_ent_verbose;
- if (argc - i < 1)
+ const struct option options[] = {
+ OPT_BIT(0, "dry-run", &flags, N_("do not actually prune any entries"),
+ EXPIRE_REFLOGS_DRY_RUN),
+ OPT_BIT(0, "rewrite", &flags,
+ N_("rewrite the old SHA1 with the new SHA1 of the entry that now precedes it"),
+ EXPIRE_REFLOGS_REWRITE),
+ OPT_BIT(0, "updateref", &flags,
+ N_("update the reference to the value of the top reflog entry"),
+ EXPIRE_REFLOGS_UPDATE_REF),
+ OPT_BOOL(0, "verbose", &verbose, N_("print extra information on screen")),
+ OPT_END()
+ };
+
+ argc = parse_options(argc, argv, prefix, options, reflog_delete_usage, 0);
+
+ if (argc < 1)
return error(_("no reflog specified to delete"));
- for ( ; i < argc; i++) {
- const char *spec = strstr(argv[i], "@{");
- char *ep, *ref;
- int recno;
- struct expire_reflog_policy_cb cb = {
- .dry_run = !!(flags & EXPIRE_REFLOGS_DRY_RUN),
- };
-
- if (!spec) {
- status |= error(_("not a reflog: %s"), argv[i]);
- continue;
- }
-
- if (!dwim_log(argv[i], spec - argv[i], NULL, &ref)) {
- status |= error(_("no reflog for '%s'"), argv[i]);
- continue;
- }
-
- recno = strtoul(spec + 2, &ep, 10);
- if (*ep == '}') {
- cmd.recno = -recno;
- for_each_reflog_ent(ref, count_reflog_ent, &cmd);
- } else {
- cmd.expire_total = approxidate(spec + 2);
- for_each_reflog_ent(ref, count_reflog_ent, &cmd);
- cmd.expire_total = 0;
- }
+ for (i = 0; i < argc; i++)
+ status |= reflog_delete(argv[i], flags, verbose);
- cb.cmd = cmd;
- status |= reflog_expire(ref, flags,
- reflog_expiry_prepare,
- should_prune_fn,
- reflog_expiry_cleanup,
- &cb);
- free(ref);
- }
return status;
}
static int cmd_reflog_exists(int argc, const char **argv, const char *prefix)
{
- int i, start = 0;
-
- for (i = 1; i < argc; i++) {
- const char *arg = argv[i];
- if (!strcmp(arg, "--")) {
- i++;
- break;
- }
- else if (arg[0] == '-')
- usage(_(reflog_exists_usage));
- else
- break;
- }
-
- start = i;
-
- if (argc - start != 1)
- usage(_(reflog_exists_usage));
-
- if (check_refname_format(argv[start], REFNAME_ALLOW_ONELEVEL))
- die(_("invalid ref format: %s"), argv[start]);
- return !reflog_exists(argv[start]);
+ struct option options[] = {
+ OPT_END()
+ };
+ const char *refname;
+
+ argc = parse_options(argc, argv, prefix, options, reflog_exists_usage,
+ 0);
+ if (!argc)
+ usage_with_options(reflog_exists_usage, options);
+
+ refname = argv[0];
+ if (check_refname_format(refname, REFNAME_ALLOW_ONELEVEL))
+ die(_("invalid ref format: %s"), refname);
+ return !reflog_exists(refname);
}
/*
* main "reflog"
*/
-static const char reflog_usage[] =
-N_("git reflog [ show | expire | delete | exists ]");
-
int cmd_reflog(int argc, const char **argv, const char *prefix)
{
- if (argc > 1 && !strcmp(argv[1], "-h"))
- usage(_(reflog_usage));
+ struct option options[] = {
+ OPT_END()
+ };
- /* With no command, we default to showing it. */
- if (argc < 2 || *argv[1] == '-')
- return cmd_log_reflog(argc, argv, prefix);
+ argc = parse_options(argc, argv, prefix, options, reflog_usage,
+ PARSE_OPT_KEEP_DASHDASH | PARSE_OPT_KEEP_ARGV0 |
+ PARSE_OPT_KEEP_UNKNOWN |
+ PARSE_OPT_NO_INTERNAL_HELP);
- if (!strcmp(argv[1], "show"))
- return cmd_log_reflog(argc - 1, argv + 1, prefix);
+ /*
+ * With "git reflog" we default to showing it. !argc is
+ * impossible with PARSE_OPT_KEEP_ARGV0.
+ */
+ if (argc == 1)
+ goto log_reflog;
- if (!strcmp(argv[1], "expire"))
- return cmd_reflog_expire(argc - 1, argv + 1, prefix);
+ if (!strcmp(argv[1], "-h"))
+ usage_with_options(reflog_usage, options);
+ else if (*argv[1] == '-')
+ goto log_reflog;
- if (!strcmp(argv[1], "delete"))
+ if (!strcmp(argv[1], "show"))
+ return cmd_reflog_show(argc - 1, argv + 1, prefix);
+ else if (!strcmp(argv[1], "expire"))
+ return cmd_reflog_expire(argc - 1, argv + 1, prefix);
+ else if (!strcmp(argv[1], "delete"))
return cmd_reflog_delete(argc - 1, argv + 1, prefix);
-
- if (!strcmp(argv[1], "exists"))
+ else if (!strcmp(argv[1], "exists"))
return cmd_reflog_exists(argc - 1, argv + 1, prefix);
+ /*
+ * Fall-through for e.g. "git reflog -1", "git reflog master",
+ * as well as the plain "git reflog" above goto above.
+ */
+log_reflog:
return cmd_log_reflog(argc, argv, prefix);
}