*
* Copyright (c) 2005, 2006 Linus Torvalds and Junio C Hamano
*/
-#include "cache.h"
+#include "builtin.h"
#include "tag.h"
#include "object.h"
#include "commit.h"
#include "cache-tree.h"
static const char * const git_reset_usage[] = {
- "git reset [--mixed | --soft | --hard | --merge] [-q] [<commit>]",
- "git reset [--mixed] <commit> [--] <paths>...",
+ "git reset [--mixed | --soft | --hard | --merge | --keep] [-q] [<commit>]",
+ "git reset [-q] <commit> [--] <paths>...",
+ "git reset --patch [<commit>] [--] [<paths>...]",
NULL
};
-enum reset_type { MIXED, SOFT, HARD, MERGE, NONE };
-static const char *reset_type_names[] = { "mixed", "soft", "hard", "merge", NULL };
-
-static char *args_to_str(const char **argv)
-{
- char *buf = NULL;
- unsigned long len, space = 0, nr = 0;
-
- for (; *argv; argv++) {
- len = strlen(*argv);
- ALLOC_GROW(buf, nr + 1 + len, space);
- if (nr)
- buf[nr++] = ' ';
- memcpy(buf + nr, *argv, len);
- nr += len;
- }
- ALLOC_GROW(buf, nr + 1, space);
- buf[nr] = '\0';
-
- return buf;
-}
+enum reset_type { MIXED, SOFT, HARD, MERGE, KEEP, NONE };
+static const char *reset_type_names[] = {
+ N_("mixed"), N_("soft"), N_("hard"), N_("merge"), N_("keep"), NULL
+};
static inline int is_merge(void)
{
if (!quiet)
opts.verbose_update = 1;
switch (reset_type) {
+ case KEEP:
case MERGE:
opts.update = 1;
break;
read_cache_unmerged();
+ if (reset_type == KEEP) {
+ unsigned char head_sha1[20];
+ if (get_sha1("HEAD", head_sha1))
+ return error(_("You do not have a valid HEAD."));
+ if (!fill_tree_descriptor(desc, head_sha1))
+ return error(_("Failed to find tree of HEAD."));
+ nr++;
+ opts.fn = twoway_merge;
+ }
+
if (!fill_tree_descriptor(desc + nr - 1, sha1))
- return error("Failed to find tree of %s.", sha1_to_hex(sha1));
+ return error(_("Failed to find tree of %s."), sha1_to_hex(sha1));
if (unpack_trees(nr, desc, &opts))
return -1;
if (write_cache(newfd, active_cache, active_nr) ||
commit_locked_index(lock))
- return error("Could not write new index file.");
+ return error(_("Could not write new index file."));
return 0;
}
const char *hex, *body;
hex = find_unique_abbrev(commit->object.sha1, DEFAULT_ABBREV);
- printf("HEAD is now at %s", hex);
+ printf(_("HEAD is now at %s"), hex);
body = strstr(commit->buffer, "\n\n");
if (body) {
const char *eol;
}
if (read_cache() < 0)
- return error("Could not read index");
+ return error(_("Could not read index"));
result = refresh_index(&the_index, (flags), NULL, NULL,
- "Unstaged changes after reset:") ? 1 : 0;
+ _("Unstaged changes after reset:")) ? 1 : 0;
if (write_cache(fd, active_cache, active_nr) ||
commit_locked_index(index_lock))
return error ("Could not refresh index");
for (i = 0; i < q->nr; i++) {
struct diff_filespec *one = q->queue[i]->one;
- if (one->mode) {
+ if (one->mode && !is_null_sha1(one->sha1)) {
struct cache_entry *ce;
ce = make_cache_entry(one->mode, one->sha1, one->path,
0, 0);
if (!ce)
- die("make_cache_entry failed for path '%s'",
+ die(_("make_cache_entry failed for path '%s'"),
one->path);
add_cache_entry(ce, ADD_CACHE_OK_TO_ADD |
ADD_CACHE_OK_TO_REPLACE);
return update_index_refresh(index_fd, lock, refresh_flags);
}
-static void prepend_reflog_action(const char *action, char *buf, size_t size)
+static void set_reflog_message(struct strbuf *sb, const char *action,
+ const char *rev)
{
- const char *sep = ": ";
const char *rla = getenv("GIT_REFLOG_ACTION");
- if (!rla)
- rla = sep = "";
- if (snprintf(buf, size, "%s%s%s", rla, sep, action) >= size)
- warning("Reflog action message too long: %.*s...", 50, buf);
+
+ strbuf_reset(sb);
+ if (rla)
+ strbuf_addf(sb, "%s: %s", rla, action);
+ else if (rev)
+ strbuf_addf(sb, "reset: moving to %s", rev);
+ else
+ strbuf_addf(sb, "reset: %s", action);
+}
+
+static void die_if_unmerged_cache(int reset_type)
+{
+ if (is_merge() || read_cache() < 0 || unmerged_cache())
+ die(_("Cannot do a %s reset in the middle of a merge."),
+ _(reset_type_names[reset_type]));
+
}
int cmd_reset(int argc, const char **argv, const char *prefix)
unsigned char sha1[20], *orig = NULL, sha1_orig[20],
*old_orig = NULL, sha1_old_orig[20];
struct commit *commit;
- char *reflog_action, msg[1024];
+ struct strbuf msg = STRBUF_INIT;
const struct option options[] = {
- OPT__QUIET(&quiet),
+ OPT__QUIET(&quiet, "be quiet, only report errors"),
OPT_SET_INT(0, "mixed", &reset_type,
"reset HEAD and index", MIXED),
OPT_SET_INT(0, "soft", &reset_type, "reset only HEAD", SOFT),
"reset HEAD, index and working tree", HARD),
OPT_SET_INT(0, "merge", &reset_type,
"reset HEAD, index and working tree", MERGE),
+ OPT_SET_INT(0, "keep", &reset_type,
+ "reset HEAD but keep local changes", KEEP),
OPT_BOOLEAN('p', "patch", &patch_mode, "select hunks interactively"),
OPT_END()
};
argc = parse_options(argc, argv, prefix, options, git_reset_usage,
PARSE_OPT_KEEP_DASHDASH);
- reflog_action = args_to_str(argv);
- setenv("GIT_REFLOG_ACTION", reflog_action, 0);
/*
* Possible arguments are:
}
if (get_sha1(rev, sha1))
- die("Failed to resolve '%s' as a valid ref.", rev);
+ die(_("Failed to resolve '%s' as a valid ref."), rev);
commit = lookup_commit_reference(sha1);
if (!commit)
- die("Could not parse object '%s'.", rev);
+ die(_("Could not parse object '%s'."), rev);
hashcpy(sha1, commit->object.sha1);
if (patch_mode) {
if (reset_type != NONE)
- die("--patch is incompatible with --{hard,mixed,soft}");
+ die(_("--patch is incompatible with --{hard,mixed,soft}"));
return interactive_reset(rev, argv + i, prefix);
}
* affecting the working tree nor HEAD. */
if (i < argc) {
if (reset_type == MIXED)
- warning("--mixed option is deprecated with paths.");
+ warning(_("--mixed with paths is deprecated; use 'git reset -- <paths>' instead."));
else if (reset_type != NONE)
- die("Cannot do %s reset with paths.",
- reset_type_names[reset_type]);
+ die(_("Cannot do %s reset with paths."),
+ _(reset_type_names[reset_type]));
return read_from_tree(prefix, argv + i, sha1,
quiet ? REFRESH_QUIET : REFRESH_IN_PORCELAIN);
}
if (reset_type == NONE)
reset_type = MIXED; /* by default */
- if (reset_type == HARD || reset_type == MERGE)
+ if (reset_type != SOFT && reset_type != MIXED)
setup_work_tree();
if (reset_type == MIXED && is_bare_repository())
- die("%s reset is not allowed in a bare repository",
- reset_type_names[reset_type]);
+ die(_("%s reset is not allowed in a bare repository"),
+ _(reset_type_names[reset_type]));
/* Soft reset does not touch the index file nor the working tree
* at all, but requires them in a good order. Other resets reset
* the index file to the tree object we are switching to. */
- if (reset_type == SOFT) {
- if (is_merge() || read_cache() < 0 || unmerged_cache())
- die("Cannot do a soft reset in the middle of a merge.");
+ if (reset_type == SOFT)
+ die_if_unmerged_cache(reset_type);
+ else {
+ int err;
+ if (reset_type == KEEP)
+ die_if_unmerged_cache(reset_type);
+ err = reset_index_file(sha1, reset_type, quiet);
+ if (reset_type == KEEP)
+ err = err || reset_index_file(sha1, MIXED, quiet);
+ if (err)
+ die(_("Could not reset index file to revision '%s'."), rev);
}
- else if (reset_index_file(sha1, reset_type, quiet))
- die("Could not reset index file to revision '%s'.", rev);
/* Any resets update HEAD to the head being switched to,
* saving the previous head in ORIG_HEAD before. */
old_orig = sha1_old_orig;
if (!get_sha1("HEAD", sha1_orig)) {
orig = sha1_orig;
- prepend_reflog_action("updating ORIG_HEAD", msg, sizeof(msg));
- update_ref(msg, "ORIG_HEAD", orig, old_orig, 0, MSG_ON_ERR);
+ set_reflog_message(&msg, "updating ORIG_HEAD", NULL);
+ update_ref(msg.buf, "ORIG_HEAD", orig, old_orig, 0, MSG_ON_ERR);
}
else if (old_orig)
delete_ref("ORIG_HEAD", old_orig, 0);
- prepend_reflog_action("updating HEAD", msg, sizeof(msg));
- update_ref_status = update_ref(msg, "HEAD", sha1, orig, 0, MSG_ON_ERR);
+ set_reflog_message(&msg, "updating HEAD", rev);
+ update_ref_status = update_ref(msg.buf, "HEAD", sha1, orig, 0, MSG_ON_ERR);
switch (reset_type) {
case HARD:
remove_branch_state();
- free(reflog_action);
+ strbuf_release(&msg);
return update_ref_status;
}