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-rw-r--r--unpack-trees.c196
1 files changed, 146 insertions, 50 deletions
diff --git a/unpack-trees.c b/unpack-trees.c
index 256df47b35..ea6bdd20e0 100644
--- a/unpack-trees.c
+++ b/unpack-trees.c
@@ -9,6 +9,7 @@
#include "refs.h"
#include "attr.h"
#include "split-index.h"
+#include "dir.h"
/*
* Error messages expected by scripts out of plumbing commands such as
@@ -57,40 +58,74 @@ void setup_unpack_trees_porcelain(struct unpack_trees_options *opts,
int i;
const char **msgs = opts->msgs;
const char *msg;
- const char *cmd2 = strcmp(cmd, "checkout") ? cmd : "switch branches";
- if (advice_commit_before_merge)
- msg = "Your local changes to the following files would be overwritten by %s:\n%%s"
- "Please, commit your changes or stash them before you can %s.";
+ if (!strcmp(cmd, "checkout"))
+ msg = advice_commit_before_merge
+ ? _("Your local changes to the following files would be overwritten by checkout:\n%%s"
+ "Please commit your changes or stash them before you switch branches.")
+ : _("Your local changes to the following files would be overwritten by checkout:\n%%s");
+ else if (!strcmp(cmd, "merge"))
+ msg = advice_commit_before_merge
+ ? _("Your local changes to the following files would be overwritten by merge:\n%%s"
+ "Please commit your changes or stash them before you merge.")
+ : _("Your local changes to the following files would be overwritten by merge:\n%%s");
else
- msg = "Your local changes to the following files would be overwritten by %s:\n%%s";
+ msg = advice_commit_before_merge
+ ? _("Your local changes to the following files would be overwritten by %s:\n%%s"
+ "Please commit your changes or stash them before you %s.")
+ : _("Your local changes to the following files would be overwritten by %s:\n%%s");
msgs[ERROR_WOULD_OVERWRITE] = msgs[ERROR_NOT_UPTODATE_FILE] =
- xstrfmt(msg, cmd, cmd2);
+ xstrfmt(msg, cmd, cmd);
msgs[ERROR_NOT_UPTODATE_DIR] =
- "Updating the following directories would lose untracked files in it:\n%s";
-
- if (advice_commit_before_merge)
- msg = "The following untracked working tree files would be %s by %s:\n%%s"
- "Please move or remove them before you can %s.";
+ _("Updating the following directories would lose untracked files in it:\n%s");
+
+ if (!strcmp(cmd, "checkout"))
+ msg = advice_commit_before_merge
+ ? _("The following untracked working tree files would be removed by checkout:\n%%s"
+ "Please move or remove them before you switch branches.")
+ : _("The following untracked working tree files would be removed by checkout:\n%%s");
+ else if (!strcmp(cmd, "merge"))
+ msg = advice_commit_before_merge
+ ? _("The following untracked working tree files would be removed by merge:\n%%s"
+ "Please move or remove them before you merge.")
+ : _("The following untracked working tree files would be removed by merge:\n%%s");
else
- msg = "The following untracked working tree files would be %s by %s:\n%%s";
-
- msgs[ERROR_WOULD_LOSE_UNTRACKED_REMOVED] = xstrfmt(msg, "removed", cmd, cmd2);
- msgs[ERROR_WOULD_LOSE_UNTRACKED_OVERWRITTEN] = xstrfmt(msg, "overwritten", cmd, cmd2);
+ msg = advice_commit_before_merge
+ ? _("The following untracked working tree files would be removed by %s:\n%%s"
+ "Please move or remove them before you %s.")
+ : _("The following untracked working tree files would be removed by %s:\n%%s");
+ msgs[ERROR_WOULD_LOSE_UNTRACKED_REMOVED] = xstrfmt(msg, cmd, cmd);
+
+ if (!strcmp(cmd, "checkout"))
+ msg = advice_commit_before_merge
+ ? _("The following untracked working tree files would be overwritten by checkout:\n%%s"
+ "Please move or remove them before you switch branches.")
+ : _("The following untracked working tree files would be overwritten by checkout:\n%%s");
+ else if (!strcmp(cmd, "merge"))
+ msg = advice_commit_before_merge
+ ? _("The following untracked working tree files would be overwritten by merge:\n%%s"
+ "Please move or remove them before you merge.")
+ : _("The following untracked working tree files would be overwritten by merge:\n%%s");
+ else
+ msg = advice_commit_before_merge
+ ? _("The following untracked working tree files would be overwritten by %s:\n%%s"
+ "Please move or remove them before you %s.")
+ : _("The following untracked working tree files would be overwritten by %s:\n%%s");
+ msgs[ERROR_WOULD_LOSE_UNTRACKED_OVERWRITTEN] = xstrfmt(msg, cmd, cmd);
/*
* Special case: ERROR_BIND_OVERLAP refers to a pair of paths, we
* cannot easily display it as a list.
*/
- msgs[ERROR_BIND_OVERLAP] = "Entry '%s' overlaps with '%s'. Cannot bind.";
+ msgs[ERROR_BIND_OVERLAP] = _("Entry '%s' overlaps with '%s'. Cannot bind.");
msgs[ERROR_SPARSE_NOT_UPTODATE_FILE] =
- "Cannot update sparse checkout: the following entries are not up-to-date:\n%s";
+ _("Cannot update sparse checkout: the following entries are not up-to-date:\n%s");
msgs[ERROR_WOULD_LOSE_ORPHANED_OVERWRITTEN] =
- "The following Working tree files would be overwritten by sparse checkout update:\n%s";
+ _("The following working tree files would be overwritten by sparse checkout update:\n%s");
msgs[ERROR_WOULD_LOSE_ORPHANED_REMOVED] =
- "The following Working tree files would be removed by sparse checkout update:\n%s";
+ _("The following working tree files would be removed by sparse checkout update:\n%s");
opts->show_all_errors = 1;
/* rejected paths may not have a static buffer */
@@ -167,7 +202,7 @@ static void display_error_msgs(struct unpack_trees_options *o)
string_list_clear(rejects, 0);
}
if (something_displayed)
- fprintf(stderr, "Aborting\n");
+ fprintf(stderr, _("Aborting\n"));
}
/*
@@ -183,8 +218,8 @@ static void unlink_entry(const struct cache_entry *ce)
schedule_dir_for_removal(ce->name, ce_namelen(ce));
}
-static struct checkout state;
-static int check_updates(struct unpack_trees_options *o)
+static int check_updates(struct unpack_trees_options *o,
+ const struct checkout *state)
{
unsigned cnt = 0, total = 0;
struct progress *progress = NULL;
@@ -223,10 +258,13 @@ static int check_updates(struct unpack_trees_options *o)
struct cache_entry *ce = index->cache[i];
if (ce->ce_flags & CE_UPDATE) {
+ if (ce->ce_flags & CE_WT_REMOVE)
+ die("BUG: both update and delete flags are set on %s",
+ ce->name);
display_progress(progress, ++cnt);
ce->ce_flags &= ~CE_UPDATE;
if (o->update && !o->dry_run) {
- errs |= checkout_entry(ce, &state, NULL);
+ errs |= checkout_entry(ce, state, NULL);
}
}
}
@@ -292,6 +330,7 @@ static int apply_sparse_checkout(struct index_state *istate,
if (!(ce->ce_flags & CE_UPDATE) && verify_uptodate_sparse(ce, o))
return -1;
ce->ce_flags |= CE_WT_REMOVE;
+ ce->ce_flags &= ~CE_UPDATE;
}
if (was_skip_worktree && !ce_skip_worktree(ce)) {
if (verify_absent_sparse(ce, ERROR_WOULD_LOSE_UNTRACKED_OVERWRITTEN, o))
@@ -470,7 +509,7 @@ static int traverse_trees_recursive(int n, unsigned long dirmask,
for (i = 0; i < n; i++, dirmask >>= 1) {
const unsigned char *sha1 = NULL;
if (dirmask & 1)
- sha1 = names[i].sha1;
+ sha1 = names[i].oid->hash;
buf[i] = fill_tree_descriptor(t+i, sha1);
}
@@ -493,13 +532,14 @@ static int traverse_trees_recursive(int n, unsigned long dirmask,
* itself - the caller needs to do the final check for the cache
* entry having more data at the end!
*/
-static int do_compare_entry(const struct cache_entry *ce, const struct traverse_info *info, const struct name_entry *n)
+static int do_compare_entry_piecewise(const struct cache_entry *ce, const struct traverse_info *info, const struct name_entry *n)
{
int len, pathlen, ce_len;
const char *ce_name;
if (info->prev) {
- int cmp = do_compare_entry(ce, info->prev, &info->name);
+ int cmp = do_compare_entry_piecewise(ce, info->prev,
+ &info->name);
if (cmp)
return cmp;
}
@@ -517,6 +557,39 @@ static int do_compare_entry(const struct cache_entry *ce, const struct traverse_
return df_name_compare(ce_name, ce_len, S_IFREG, n->path, len, n->mode);
}
+static int do_compare_entry(const struct cache_entry *ce,
+ const struct traverse_info *info,
+ const struct name_entry *n)
+{
+ int len, pathlen, ce_len;
+ const char *ce_name;
+ int cmp;
+
+ /*
+ * If we have not precomputed the traverse path, it is quicker
+ * to avoid doing so. But if we have precomputed it,
+ * it is quicker to use the precomputed version.
+ */
+ if (!info->traverse_path)
+ return do_compare_entry_piecewise(ce, info, n);
+
+ cmp = strncmp(ce->name, info->traverse_path, info->pathlen);
+ if (cmp)
+ return cmp;
+
+ pathlen = info->pathlen;
+ ce_len = ce_namelen(ce);
+
+ if (ce_len < pathlen)
+ return -1;
+
+ ce_len -= pathlen;
+ ce_name = ce->name + pathlen;
+
+ len = tree_entry_len(n);
+ return df_name_compare(ce_name, ce_len, S_IFREG, n->path, len, n->mode);
+}
+
static int compare_entry(const struct cache_entry *ce, const struct traverse_info *info, const struct name_entry *n)
{
int cmp = do_compare_entry(ce, info, n);
@@ -552,7 +625,7 @@ static struct cache_entry *create_ce_entry(const struct traverse_info *info, con
ce->ce_mode = create_ce_mode(n->mode);
ce->ce_flags = create_ce_flags(stage);
ce->ce_namelen = len;
- hashcpy(ce->sha1, n->sha1);
+ oidcpy(&ce->oid, n->oid);
make_traverse_path(ce->name, info, n);
return ce;
@@ -656,8 +729,19 @@ static int find_cache_pos(struct traverse_info *info,
++o->cache_bottom;
continue;
}
- if (!ce_in_traverse_path(ce, info))
+ if (!ce_in_traverse_path(ce, info)) {
+ /*
+ * Check if we can skip future cache checks
+ * (because we're already past all possible
+ * entries in the traverse path).
+ */
+ if (info->traverse_path) {
+ if (strncmp(ce->name, info->traverse_path,
+ info->pathlen) > 0)
+ break;
+ }
continue;
+ }
ce_name = ce->name + pfxlen;
ce_slash = strchr(ce_name, '/');
if (ce_slash)
@@ -1010,11 +1094,10 @@ int unpack_trees(unsigned len, struct tree_desc *t, struct unpack_trees_options
int i, ret;
static struct cache_entry *dfc;
struct exclude_list el;
+ struct checkout state = CHECKOUT_INIT;
if (len > MAX_UNPACK_TREES)
die("unpack_trees takes at most %d trees", MAX_UNPACK_TREES);
- memset(&state, 0, sizeof(state));
- state.base_dir = "";
state.force = 1;
state.quiet = 1;
state.refresh_cache = 1;
@@ -1024,10 +1107,12 @@ int unpack_trees(unsigned len, struct tree_desc *t, struct unpack_trees_options
if (!core_apply_sparse_checkout || !o->update)
o->skip_sparse_checkout = 1;
if (!o->skip_sparse_checkout) {
- if (add_excludes_from_file_to_list(git_path("info/sparse-checkout"), "", 0, &el, 0) < 0)
+ char *sparse = git_pathdup("info/sparse-checkout");
+ if (add_excludes_from_file_to_list(sparse, "", 0, &el, 0) < 0)
o->skip_sparse_checkout = 1;
else
o->el = &el;
+ free(sparse);
}
memset(&o->result, 0, sizeof(o->result));
@@ -1153,10 +1238,20 @@ int unpack_trees(unsigned len, struct tree_desc *t, struct unpack_trees_options
}
o->src_index = NULL;
- ret = check_updates(o) ? (-2) : 0;
+ ret = check_updates(o, &state) ? (-2) : 0;
if (o->dst_index) {
+ if (!ret) {
+ if (!o->result.cache_tree)
+ o->result.cache_tree = cache_tree();
+ if (!cache_tree_fully_valid(o->result.cache_tree))
+ cache_tree_update(&o->result,
+ WRITE_TREE_SILENT |
+ WRITE_TREE_REPAIR);
+ }
discard_index(o->dst_index);
*o->dst_index = o->result;
+ } else {
+ discard_index(&o->result);
}
done:
@@ -1191,7 +1286,7 @@ static int same(const struct cache_entry *a, const struct cache_entry *b)
if ((a->ce_flags | b->ce_flags) & CE_CONFLICTED)
return 0;
return a->ce_mode == b->ce_mode &&
- !hashcmp(a->sha1, b->sha1);
+ !oidcmp(&a->oid, &b->oid);
}
@@ -1257,8 +1352,10 @@ static int verify_uptodate_sparse(const struct cache_entry *ce,
static void invalidate_ce_path(const struct cache_entry *ce,
struct unpack_trees_options *o)
{
- if (ce)
- cache_tree_invalidate_path(o->src_index, ce->name);
+ if (!ce)
+ return;
+ cache_tree_invalidate_path(o->src_index, ce->name);
+ untracked_cache_invalidate_path(o->src_index, ce->name);
}
/*
@@ -1295,7 +1392,7 @@ static int verify_clean_subdirectory(const struct cache_entry *ce,
/* If we are not going to update the submodule, then
* we don't care.
*/
- if (!hashcmp(sha1, ce->sha1))
+ if (!hashcmp(sha1, ce->oid.hash))
return 0;
return verify_clean_submodule(ce, error_type, o);
}
@@ -1331,9 +1428,7 @@ static int verify_clean_subdirectory(const struct cache_entry *ce,
* Then we need to make sure that we do not lose a locally
* present file that is not ignored.
*/
- pathbuf = xmalloc(namelen + 2);
- memcpy(pathbuf, ce->name, namelen);
- strcpy(pathbuf+namelen, "/");
+ pathbuf = xstrfmt("%.*s/", namelen, ce->name);
memset(&d, 0, sizeof(d));
if (o->dir)
@@ -1432,19 +1527,20 @@ static int verify_absent_1(const struct cache_entry *ce,
if (!len)
return 0;
else if (len > 0) {
- char path[PATH_MAX + 1];
- memcpy(path, ce->name, len);
- path[len] = 0;
- if (lstat(path, &st))
- return error("cannot stat '%s': %s", path,
- strerror(errno));
+ char *path;
+ int ret;
- return check_ok_to_remove(path, len, DT_UNKNOWN, NULL, &st,
- error_type, o);
+ path = xmemdupz(ce->name, len);
+ if (lstat(path, &st))
+ ret = error_errno("cannot stat '%s'", path);
+ else
+ ret = check_ok_to_remove(path, len, DT_UNKNOWN, NULL,
+ &st, error_type, o);
+ free(path);
+ return ret;
} else if (lstat(ce->name, &st)) {
if (errno != ENOENT)
- return error("cannot stat '%s': %s", ce->name,
- strerror(errno));
+ return error_errno("cannot stat '%s'", ce->name);
return 0;
} else {
return check_ok_to_remove(ce->name, ce_namelen(ce),
@@ -1568,7 +1664,7 @@ static void show_stage_entry(FILE *o,
fprintf(o, "%s%06o %s %d\t%s\n",
label,
ce->ce_mode,
- sha1_to_hex(ce->sha1),
+ oid_to_hex(&ce->oid),
ce_stage(ce),
ce->name);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-18 06:49:51 +0000