summaryrefslogtreecommitdiff
path: root/notes-merge.c
diff options
context:
space:
mode:
Diffstat (limited to 'notes-merge.c')
-rw-r--r--notes-merge.c202
1 files changed, 101 insertions, 101 deletions
diff --git a/notes-merge.c b/notes-merge.c
index f39e906a34..5998605acc 100644
--- a/notes-merge.c
+++ b/notes-merge.c
@@ -12,7 +12,7 @@
#include "notes-utils.h"
struct notes_merge_pair {
- unsigned char obj[20], base[20], local[20], remote[20];
+ struct object_id obj, base, local, remote;
};
void init_notes_merge_options(struct notes_merge_options *o)
@@ -41,14 +41,14 @@ static int verify_notes_filepair(struct diff_filepair *p, unsigned char *sha1)
switch (p->status) {
case DIFF_STATUS_MODIFIED:
assert(p->one->mode == p->two->mode);
- assert(!is_null_sha1(p->one->sha1));
- assert(!is_null_sha1(p->two->sha1));
+ assert(!is_null_oid(&p->one->oid));
+ assert(!is_null_oid(&p->two->oid));
break;
case DIFF_STATUS_ADDED:
- assert(is_null_sha1(p->one->sha1));
+ assert(is_null_oid(&p->one->oid));
break;
case DIFF_STATUS_DELETED:
- assert(is_null_sha1(p->two->sha1));
+ assert(is_null_oid(&p->two->oid));
break;
default:
return -1;
@@ -75,7 +75,7 @@ static struct notes_merge_pair *find_notes_merge_pair_pos(
int i = last_index < len ? last_index : len - 1;
int prev_cmp = 0, cmp = -1;
while (i >= 0 && i < len) {
- cmp = hashcmp(obj, list[i].obj);
+ cmp = hashcmp(obj, list[i].obj.hash);
if (!cmp) /* obj belongs @ i */
break;
else if (cmp < 0 && prev_cmp <= 0) /* obj belongs < i */
@@ -108,9 +108,10 @@ static struct notes_merge_pair *find_notes_merge_pair_pos(
return list + i;
}
-static unsigned char uninitialized[20] =
+static struct object_id uninitialized = {
"\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff" \
- "\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff";
+ "\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff"
+};
static struct notes_merge_pair *diff_tree_remote(struct notes_merge_options *o,
const unsigned char *base,
@@ -142,35 +143,35 @@ static struct notes_merge_pair *diff_tree_remote(struct notes_merge_options *o,
if (verify_notes_filepair(p, obj)) {
trace_printf("\t\tCannot merge entry '%s' (%c): "
"%.7s -> %.7s. Skipping!\n", p->one->path,
- p->status, sha1_to_hex(p->one->sha1),
- sha1_to_hex(p->two->sha1));
+ p->status, oid_to_hex(&p->one->oid),
+ oid_to_hex(&p->two->oid));
continue;
}
mp = find_notes_merge_pair_pos(changes, len, obj, 1, &occupied);
if (occupied) {
/* We've found an addition/deletion pair */
- assert(!hashcmp(mp->obj, obj));
- if (is_null_sha1(p->one->sha1)) { /* addition */
- assert(is_null_sha1(mp->remote));
- hashcpy(mp->remote, p->two->sha1);
- } else if (is_null_sha1(p->two->sha1)) { /* deletion */
- assert(is_null_sha1(mp->base));
- hashcpy(mp->base, p->one->sha1);
+ assert(!hashcmp(mp->obj.hash, obj));
+ if (is_null_oid(&p->one->oid)) { /* addition */
+ assert(is_null_oid(&mp->remote));
+ oidcpy(&mp->remote, &p->two->oid);
+ } else if (is_null_oid(&p->two->oid)) { /* deletion */
+ assert(is_null_oid(&mp->base));
+ oidcpy(&mp->base, &p->one->oid);
} else
assert(!"Invalid existing change recorded");
} else {
- hashcpy(mp->obj, obj);
- hashcpy(mp->base, p->one->sha1);
- hashcpy(mp->local, uninitialized);
- hashcpy(mp->remote, p->two->sha1);
+ hashcpy(mp->obj.hash, obj);
+ oidcpy(&mp->base, &p->one->oid);
+ oidcpy(&mp->local, &uninitialized);
+ oidcpy(&mp->remote, &p->two->oid);
len++;
}
trace_printf("\t\tStored remote change for %s: %.7s -> %.7s\n",
- sha1_to_hex(mp->obj), sha1_to_hex(mp->base),
- sha1_to_hex(mp->remote));
+ oid_to_hex(&mp->obj), oid_to_hex(&mp->base),
+ oid_to_hex(&mp->remote));
}
diff_flush(&opt);
- free_pathspec(&opt.pathspec);
+ clear_pathspec(&opt.pathspec);
*num_changes = len;
return changes;
@@ -203,21 +204,21 @@ static void diff_tree_local(struct notes_merge_options *o,
if (verify_notes_filepair(p, obj)) {
trace_printf("\t\tCannot merge entry '%s' (%c): "
"%.7s -> %.7s. Skipping!\n", p->one->path,
- p->status, sha1_to_hex(p->one->sha1),
- sha1_to_hex(p->two->sha1));
+ p->status, oid_to_hex(&p->one->oid),
+ oid_to_hex(&p->two->oid));
continue;
}
mp = find_notes_merge_pair_pos(changes, len, obj, 0, &match);
if (!match) {
trace_printf("\t\tIgnoring local-only change for %s: "
"%.7s -> %.7s\n", sha1_to_hex(obj),
- sha1_to_hex(p->one->sha1),
- sha1_to_hex(p->two->sha1));
+ oid_to_hex(&p->one->oid),
+ oid_to_hex(&p->two->oid));
continue;
}
- assert(!hashcmp(mp->obj, obj));
- if (is_null_sha1(p->two->sha1)) { /* deletion */
+ assert(!hashcmp(mp->obj.hash, obj));
+ if (is_null_oid(&p->two->oid)) { /* deletion */
/*
* Either this is a true deletion (1), or it is part
* of an A/D pair (2), or D/A pair (3):
@@ -227,9 +228,9 @@ static void diff_tree_local(struct notes_merge_options *o,
* (3) mp->local is uninitialized; set it to null_sha1
* (will be overwritten by following addition)
*/
- if (!hashcmp(mp->local, uninitialized))
- hashclr(mp->local);
- } else if (is_null_sha1(p->one->sha1)) { /* addition */
+ if (!oidcmp(&mp->local, &uninitialized))
+ oidclr(&mp->local);
+ } else if (is_null_oid(&p->one->oid)) { /* addition */
/*
* Either this is a true addition (1), or it is part
* of an A/D pair (2), or D/A pair (3):
@@ -238,25 +239,25 @@ static void diff_tree_local(struct notes_merge_options *o,
* (2) mp->local is uninitialized; set to p->two->sha1
* (3) mp->local is null_sha1; set to p->two->sha1
*/
- assert(is_null_sha1(mp->local) ||
- !hashcmp(mp->local, uninitialized));
- hashcpy(mp->local, p->two->sha1);
+ assert(is_null_oid(&mp->local) ||
+ !oidcmp(&mp->local, &uninitialized));
+ oidcpy(&mp->local, &p->two->oid);
} else { /* modification */
/*
* This is a true modification. p->one->sha1 shall
* match mp->base, and mp->local shall be uninitialized.
* Set mp->local to p->two->sha1.
*/
- assert(!hashcmp(p->one->sha1, mp->base));
- assert(!hashcmp(mp->local, uninitialized));
- hashcpy(mp->local, p->two->sha1);
+ assert(!oidcmp(&p->one->oid, &mp->base));
+ assert(!oidcmp(&mp->local, &uninitialized));
+ oidcpy(&mp->local, &p->two->oid);
}
trace_printf("\t\tStored local change for %s: %.7s -> %.7s\n",
- sha1_to_hex(mp->obj), sha1_to_hex(mp->base),
- sha1_to_hex(mp->local));
+ oid_to_hex(&mp->obj), oid_to_hex(&mp->base),
+ oid_to_hex(&mp->local));
}
diff_flush(&opt);
- free_pathspec(&opt.pathspec);
+ clear_pathspec(&opt.pathspec);
}
static void check_notes_merge_worktree(struct notes_merge_options *o)
@@ -269,15 +270,15 @@ static void check_notes_merge_worktree(struct notes_merge_options *o)
if (file_exists(git_path(NOTES_MERGE_WORKTREE)) &&
!is_empty_dir(git_path(NOTES_MERGE_WORKTREE))) {
if (advice_resolve_conflict)
- die("You have not concluded your previous "
+ die(_("You have not concluded your previous "
"notes merge (%s exists).\nPlease, use "
"'git notes merge --commit' or 'git notes "
"merge --abort' to commit/abort the "
"previous merge before you start a new "
- "notes merge.", git_path("NOTES_MERGE_*"));
+ "notes merge."), git_path("NOTES_MERGE_*"));
else
- die("You have not concluded your notes merge "
- "(%s exists).", git_path("NOTES_MERGE_*"));
+ die(_("You have not concluded your notes merge "
+ "(%s exists)."), git_path("NOTES_MERGE_*"));
}
if (safe_create_leading_directories_const(git_path(
@@ -295,15 +296,11 @@ static void write_buf_to_worktree(const unsigned char *obj,
const char *buf, unsigned long size)
{
int fd;
- const char *path = git_path(NOTES_MERGE_WORKTREE "/%s", sha1_to_hex(obj));
+ char *path = git_pathdup(NOTES_MERGE_WORKTREE "/%s", sha1_to_hex(obj));
if (safe_create_leading_directories_const(path))
die_errno("unable to create directory for '%s'", path);
- if (file_exists(path))
- die("found existing file at '%s'", path);
- fd = open(path, O_WRONLY | O_TRUNC | O_CREAT, 0666);
- if (fd < 0)
- die_errno("failed to open '%s'", path);
+ fd = xopen(path, O_WRONLY | O_EXCL | O_CREAT, 0666);
while (size > 0) {
long ret = write_in_full(fd, buf, size);
@@ -320,6 +317,7 @@ static void write_buf_to_worktree(const unsigned char *obj,
}
close(fd);
+ free(path);
}
static void write_note_to_worktree(const unsigned char *obj,
@@ -346,11 +344,11 @@ static int ll_merge_in_worktree(struct notes_merge_options *o,
mmfile_t base, local, remote;
int status;
- read_mmblob(&base, p->base);
- read_mmblob(&local, p->local);
- read_mmblob(&remote, p->remote);
+ read_mmblob(&base, &p->base);
+ read_mmblob(&local, &p->local);
+ read_mmblob(&remote, &p->remote);
- status = ll_merge(&result_buf, sha1_to_hex(p->obj), &base, NULL,
+ status = ll_merge(&result_buf, oid_to_hex(&p->obj), &base, NULL,
&local, o->local_ref, &remote, o->remote_ref, NULL);
free(base.ptr);
@@ -360,7 +358,7 @@ static int ll_merge_in_worktree(struct notes_merge_options *o,
if ((status < 0) || !result_buf.ptr)
die("Failed to execute internal merge");
- write_buf_to_worktree(p->obj, result_buf.ptr, result_buf.size);
+ write_buf_to_worktree(p->obj.hash, result_buf.ptr, result_buf.size);
free(result_buf.ptr);
return status;
@@ -375,51 +373,52 @@ static int merge_one_change_manual(struct notes_merge_options *o,
trace_printf("\t\t\tmerge_one_change_manual(obj = %.7s, base = %.7s, "
"local = %.7s, remote = %.7s)\n",
- sha1_to_hex(p->obj), sha1_to_hex(p->base),
- sha1_to_hex(p->local), sha1_to_hex(p->remote));
+ oid_to_hex(&p->obj), oid_to_hex(&p->base),
+ oid_to_hex(&p->local), oid_to_hex(&p->remote));
/* add "Conflicts:" section to commit message first time through */
if (!o->has_worktree)
strbuf_addstr(&(o->commit_msg), "\n\nConflicts:\n");
- strbuf_addf(&(o->commit_msg), "\t%s\n", sha1_to_hex(p->obj));
+ strbuf_addf(&(o->commit_msg), "\t%s\n", oid_to_hex(&p->obj));
if (o->verbosity >= 2)
- printf("Auto-merging notes for %s\n", sha1_to_hex(p->obj));
+ printf("Auto-merging notes for %s\n", oid_to_hex(&p->obj));
check_notes_merge_worktree(o);
- if (is_null_sha1(p->local)) {
+ if (is_null_oid(&p->local)) {
/* D/F conflict, checkout p->remote */
- assert(!is_null_sha1(p->remote));
+ assert(!is_null_oid(&p->remote));
if (o->verbosity >= 1)
printf("CONFLICT (delete/modify): Notes for object %s "
"deleted in %s and modified in %s. Version from %s "
"left in tree.\n",
- sha1_to_hex(p->obj), lref, rref, rref);
- write_note_to_worktree(p->obj, p->remote);
- } else if (is_null_sha1(p->remote)) {
+ oid_to_hex(&p->obj), lref, rref, rref);
+ write_note_to_worktree(p->obj.hash, p->remote.hash);
+ } else if (is_null_oid(&p->remote)) {
/* D/F conflict, checkout p->local */
- assert(!is_null_sha1(p->local));
+ assert(!is_null_oid(&p->local));
if (o->verbosity >= 1)
printf("CONFLICT (delete/modify): Notes for object %s "
"deleted in %s and modified in %s. Version from %s "
"left in tree.\n",
- sha1_to_hex(p->obj), rref, lref, lref);
- write_note_to_worktree(p->obj, p->local);
+ oid_to_hex(&p->obj), rref, lref, lref);
+ write_note_to_worktree(p->obj.hash, p->local.hash);
} else {
/* "regular" conflict, checkout result of ll_merge() */
const char *reason = "content";
- if (is_null_sha1(p->base))
+ if (is_null_oid(&p->base))
reason = "add/add";
- assert(!is_null_sha1(p->local));
- assert(!is_null_sha1(p->remote));
+ assert(!is_null_oid(&p->local));
+ assert(!is_null_oid(&p->remote));
if (o->verbosity >= 1)
printf("CONFLICT (%s): Merge conflict in notes for "
- "object %s\n", reason, sha1_to_hex(p->obj));
+ "object %s\n", reason,
+ oid_to_hex(&p->obj));
ll_merge_in_worktree(o, p);
}
trace_printf("\t\t\tremoving from partial merge result\n");
- remove_note(t, p->obj);
+ remove_note(t, p->obj.hash);
return 1;
}
@@ -438,29 +437,29 @@ static int merge_one_change(struct notes_merge_options *o,
case NOTES_MERGE_RESOLVE_OURS:
if (o->verbosity >= 2)
printf("Using local notes for %s\n",
- sha1_to_hex(p->obj));
+ oid_to_hex(&p->obj));
/* nothing to do */
return 0;
case NOTES_MERGE_RESOLVE_THEIRS:
if (o->verbosity >= 2)
printf("Using remote notes for %s\n",
- sha1_to_hex(p->obj));
- if (add_note(t, p->obj, p->remote, combine_notes_overwrite))
+ oid_to_hex(&p->obj));
+ if (add_note(t, p->obj.hash, p->remote.hash, combine_notes_overwrite))
die("BUG: combine_notes_overwrite failed");
return 0;
case NOTES_MERGE_RESOLVE_UNION:
if (o->verbosity >= 2)
printf("Concatenating local and remote notes for %s\n",
- sha1_to_hex(p->obj));
- if (add_note(t, p->obj, p->remote, combine_notes_concatenate))
+ oid_to_hex(&p->obj));
+ if (add_note(t, p->obj.hash, p->remote.hash, combine_notes_concatenate))
die("failed to concatenate notes "
"(combine_notes_concatenate)");
return 0;
case NOTES_MERGE_RESOLVE_CAT_SORT_UNIQ:
if (o->verbosity >= 2)
printf("Concatenating unique lines in local and remote "
- "notes for %s\n", sha1_to_hex(p->obj));
- if (add_note(t, p->obj, p->remote, combine_notes_cat_sort_uniq))
+ "notes for %s\n", oid_to_hex(&p->obj));
+ if (add_note(t, p->obj.hash, p->remote.hash, combine_notes_cat_sort_uniq))
die("failed to concatenate notes "
"(combine_notes_cat_sort_uniq)");
return 0;
@@ -478,20 +477,21 @@ static int merge_changes(struct notes_merge_options *o,
for (i = 0; i < *num_changes; i++) {
struct notes_merge_pair *p = changes + i;
trace_printf("\t\t%.7s: %.7s -> %.7s/%.7s\n",
- sha1_to_hex(p->obj), sha1_to_hex(p->base),
- sha1_to_hex(p->local), sha1_to_hex(p->remote));
+ oid_to_hex(&p->obj), oid_to_hex(&p->base),
+ oid_to_hex(&p->local),
+ oid_to_hex(&p->remote));
- if (!hashcmp(p->base, p->remote)) {
+ if (!oidcmp(&p->base, &p->remote)) {
/* no remote change; nothing to do */
trace_printf("\t\t\tskipping (no remote change)\n");
- } else if (!hashcmp(p->local, p->remote)) {
+ } else if (!oidcmp(&p->local, &p->remote)) {
/* same change in local and remote; nothing to do */
trace_printf("\t\t\tskipping (local == remote)\n");
- } else if (!hashcmp(p->local, uninitialized) ||
- !hashcmp(p->local, p->base)) {
+ } else if (!oidcmp(&p->local, &uninitialized) ||
+ !oidcmp(&p->local, &p->base)) {
/* no local change; adopt remote change */
trace_printf("\t\t\tno local change, adopted remote\n");
- if (add_note(t, p->obj, p->remote,
+ if (add_note(t, p->obj.hash, p->remote.hash,
combine_notes_overwrite))
die("BUG: combine_notes_overwrite failed");
} else {
@@ -594,22 +594,22 @@ int notes_merge(struct notes_merge_options *o,
assert(local && remote);
/* Find merge bases */
- bases = get_merge_bases(local, remote, 1);
+ bases = get_merge_bases(local, remote);
if (!bases) {
base_sha1 = null_sha1;
base_tree_sha1 = EMPTY_TREE_SHA1_BIN;
if (o->verbosity >= 4)
printf("No merge base found; doing history-less merge\n");
} else if (!bases->next) {
- base_sha1 = bases->item->object.sha1;
- base_tree_sha1 = bases->item->tree->object.sha1;
+ base_sha1 = bases->item->object.oid.hash;
+ base_tree_sha1 = bases->item->tree->object.oid.hash;
if (o->verbosity >= 4)
printf("One merge base found (%.7s)\n",
sha1_to_hex(base_sha1));
} else {
/* TODO: How to handle multiple merge-bases? */
- base_sha1 = bases->item->object.sha1;
- base_tree_sha1 = bases->item->tree->object.sha1;
+ base_sha1 = bases->item->object.oid.hash;
+ base_tree_sha1 = bases->item->tree->object.oid.hash;
if (o->verbosity >= 3)
printf("Multiple merge bases found. Using the first "
"(%.7s)\n", sha1_to_hex(base_sha1));
@@ -617,27 +617,27 @@ int notes_merge(struct notes_merge_options *o,
if (o->verbosity >= 4)
printf("Merging remote commit %.7s into local commit %.7s with "
- "merge-base %.7s\n", sha1_to_hex(remote->object.sha1),
- sha1_to_hex(local->object.sha1),
+ "merge-base %.7s\n", oid_to_hex(&remote->object.oid),
+ oid_to_hex(&local->object.oid),
sha1_to_hex(base_sha1));
- if (!hashcmp(remote->object.sha1, base_sha1)) {
+ if (!hashcmp(remote->object.oid.hash, base_sha1)) {
/* Already merged; result == local commit */
if (o->verbosity >= 2)
printf("Already up-to-date!\n");
- hashcpy(result_sha1, local->object.sha1);
+ hashcpy(result_sha1, local->object.oid.hash);
goto found_result;
}
- if (!hashcmp(local->object.sha1, base_sha1)) {
+ if (!hashcmp(local->object.oid.hash, base_sha1)) {
/* Fast-forward; result == remote commit */
if (o->verbosity >= 2)
printf("Fast-forward\n");
- hashcpy(result_sha1, remote->object.sha1);
+ hashcpy(result_sha1, remote->object.oid.hash);
goto found_result;
}
- result = merge_from_diffs(o, base_tree_sha1, local->tree->object.sha1,
- remote->tree->object.sha1, local_tree);
+ result = merge_from_diffs(o, base_tree_sha1, local->tree->object.oid.hash,
+ remote->tree->object.oid.hash, local_tree);
if (result != 0) { /* non-trivial merge (with or without conflicts) */
/* Commit (partial) result */
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-13 22:22:37 +0000