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diff: convert struct combine_diff_path to object_id 

Also, convert a constant to GIT_SHA1_HEXSZ.

Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
brian m. carlson 2015-03-13 23:39:33 +00:00 committed by Junio C Hamano
parent fa33c3aae2
commit 1ff57c13c5
4 changed files with 41 additions and 40 deletions
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56
combine-diff.c
View File

@ -44,9 +44,9 @@ static struct combine_diff_path *intersect_paths(struct combine_diff_path *curr,
memset(p->parent, 0,
sizeof(p->parent[0]) * num_parent);
hashcpy(p->sha1, q->queue[i]->two->sha1);
hashcpy(p->oid.hash, q->queue[i]->two->sha1);
p->mode = q->queue[i]->two->mode;
hashcpy(p->parent[n].sha1, q->queue[i]->one->sha1);
hashcpy(p->parent[n].oid.hash, q->queue[i]->one->sha1);
p->parent[n].mode = q->queue[i]->one->mode;
p->parent[n].status = q->queue[i]->status;
*tail = p;
@ -77,7 +77,7 @@ static struct combine_diff_path *intersect_paths(struct combine_diff_path *curr,
continue;
}
hashcpy(p->parent[n].sha1, q->queue[i]->one->sha1);
hashcpy(p->parent[n].oid.hash, q->queue[i]->one->sha1);
p->parent[n].mode = q->queue[i]->one->mode;
p->parent[n].status = q->queue[i]->status;
@ -284,7 +284,7 @@ static struct lline *coalesce_lines(struct lline *base, int *lenbase,
return base;
}
static char *grab_blob(const unsigned char *sha1, unsigned int mode,
static char *grab_blob(const struct object_id *oid, unsigned int mode,
unsigned long *size, struct userdiff_driver *textconv,
const char *path)
{
@ -294,20 +294,20 @@ static char *grab_blob(const unsigned char *sha1, unsigned int mode,
if (S_ISGITLINK(mode)) {
blob = xmalloc(100);
*size = snprintf(blob, 100,
"Subproject commit %s\n", sha1_to_hex(sha1));
} else if (is_null_sha1(sha1)) {
"Subproject commit %s\n", oid_to_hex(oid));
} else if (is_null_oid(oid)) {
/* deleted blob */
*size = 0;
return xcalloc(1, 1);
} else if (textconv) {
struct diff_filespec *df = alloc_filespec(path);
fill_filespec(df, sha1, 1, mode);
fill_filespec(df, oid->hash, 1, mode);
*size = fill_textconv(textconv, df, &blob);
free_filespec(df);
} else {
blob = read_sha1_file(sha1, &type, size);
blob = read_sha1_file(oid->hash, &type, size);
if (type != OBJ_BLOB)
die("object '%s' is not a blob!", sha1_to_hex(sha1));
die("object '%s' is not a blob!", oid_to_hex(oid));
}
return blob;
}
@ -389,7 +389,7 @@ static void consume_line(void *state_, char *line, unsigned long len)
}
}
static void combine_diff(const unsigned char *parent, unsigned int mode,
static void combine_diff(const struct object_id *parent, unsigned int mode,
mmfile_t *result_file,
struct sline *sline, unsigned int cnt, int n,
int num_parent, int result_deleted,
@ -897,7 +897,7 @@ static void show_combined_header(struct combine_diff_path *elem,
int show_file_header)
{
struct diff_options *opt = &rev->diffopt;
int abbrev = DIFF_OPT_TST(opt, FULL_INDEX) ? 40 : DEFAULT_ABBREV;
int abbrev = DIFF_OPT_TST(opt, FULL_INDEX) ? GIT_SHA1_HEXSZ : DEFAULT_ABBREV;
const char *a_prefix = opt->a_prefix ? opt->a_prefix : "a/";
const char *b_prefix = opt->b_prefix ? opt->b_prefix : "b/";
const char *c_meta = diff_get_color_opt(opt, DIFF_METAINFO);
@ -914,11 +914,11 @@ static void show_combined_header(struct combine_diff_path *elem,
"", elem->path, line_prefix, c_meta, c_reset);
printf("%s%sindex ", line_prefix, c_meta);
for (i = 0; i < num_parent; i++) {
abb = find_unique_abbrev(elem->parent[i].sha1,
abb = find_unique_abbrev(elem->parent[i].oid.hash,
abbrev);
printf("%s%s", i ? "," : "", abb);
}
abb = find_unique_abbrev(elem->sha1, abbrev);
abb = find_unique_abbrev(elem->oid.hash, abbrev);
printf("..%s%s\n", abb, c_reset);
if (mode_differs) {
@ -991,7 +991,7 @@ static void show_patch_diff(struct combine_diff_path *elem, int num_parent,
/* Read the result of merge first */
if (!working_tree_file)
result = grab_blob(elem->sha1, elem->mode, &result_size,
result = grab_blob(&elem->oid, elem->mode, &result_size,
textconv, elem->path);
else {
/* Used by diff-tree to read from the working tree */
@ -1013,12 +1013,12 @@ static void show_patch_diff(struct combine_diff_path *elem, int num_parent,
result = strbuf_detach(&buf, NULL);
elem->mode = canon_mode(st.st_mode);
} else if (S_ISDIR(st.st_mode)) {
unsigned char sha1[20];
if (resolve_gitlink_ref(elem->path, "HEAD", sha1) < 0)
result = grab_blob(elem->sha1, elem->mode,
struct object_id oid;
if (resolve_gitlink_ref(elem->path, "HEAD", oid.hash) < 0)
result = grab_blob(&elem->oid, elem->mode,
&result_size, NULL, NULL);
else
result = grab_blob(sha1, elem->mode,
result = grab_blob(&oid, elem->mode,
&result_size, NULL, NULL);
} else if (textconv) {
struct diff_filespec *df = alloc_filespec(elem->path);
@ -1090,7 +1090,7 @@ static void show_patch_diff(struct combine_diff_path *elem, int num_parent,
for (i = 0; !is_binary && i < num_parent; i++) {
char *buf;
unsigned long size;
buf = grab_blob(elem->parent[i].sha1,
buf = grab_blob(&elem->parent[i].oid,
elem->parent[i].mode,
&size, NULL, NULL);
if (buffer_is_binary(buf, size))
@ -1139,14 +1139,14 @@ static void show_patch_diff(struct combine_diff_path *elem, int num_parent,
for (i = 0; i < num_parent; i++) {
int j;
for (j = 0; j < i; j++) {
if (!hashcmp(elem->parent[i].sha1,
elem->parent[j].sha1)) {
if (!oidcmp(&elem->parent[i].oid,
&elem->parent[j].oid)) {
reuse_combine_diff(sline, cnt, i, j);
break;
}
}
if (i <= j)
combine_diff(elem->parent[i].sha1,
combine_diff(&elem->parent[i].oid,
elem->parent[i].mode,
&result_file, sline,
cnt, i, num_parent, result_deleted,
@ -1206,9 +1206,9 @@ static void show_raw_diff(struct combine_diff_path *p, int num_parent, struct re
/* Show sha1's */
for (i = 0; i < num_parent; i++)
printf(" %s", diff_unique_abbrev(p->parent[i].sha1,
printf(" %s", diff_unique_abbrev(p->parent[i].oid.hash,
opt->abbrev));
printf(" %s ", diff_unique_abbrev(p->sha1, opt->abbrev));
printf(" %s ", diff_unique_abbrev(p->oid.hash, opt->abbrev));
}
if (opt->output_format & (DIFF_FORMAT_RAW | DIFF_FORMAT_NAME_STATUS)) {
@ -1271,16 +1271,16 @@ static struct diff_filepair *combined_pair(struct combine_diff_path *p,
for (i = 0; i < num_parent; i++) {
pair->one[i].path = p->path;
pair->one[i].mode = p->parent[i].mode;
hashcpy(pair->one[i].sha1, p->parent[i].sha1);
pair->one[i].sha1_valid = !is_null_sha1(p->parent[i].sha1);
hashcpy(pair->one[i].sha1, p->parent[i].oid.hash);
pair->one[i].sha1_valid = !is_null_oid(&p->parent[i].oid);
pair->one[i].has_more_entries = 1;
}
pair->one[num_parent - 1].has_more_entries = 0;
pair->two->path = p->path;
pair->two->mode = p->mode;
hashcpy(pair->two->sha1, p->sha1);
pair->two->sha1_valid = !is_null_sha1(p->sha1);
hashcpy(pair->two->sha1, p->oid.hash);
pair->two->sha1_valid = !is_null_oid(&p->oid);
return pair;
}

10
diff-lib.c
View File

@ -124,7 +124,7 @@ int run_diff_files(struct rev_info *revs, unsigned int option)
dpath->next = NULL;
memcpy(dpath->path, ce->name, path_len);
dpath->path[path_len] = '\0';
hashclr(dpath->sha1);
oidclr(&dpath->oid);
memset(&(dpath->parent[0]), 0,
sizeof(struct combine_diff_parent)*5);
@ -154,7 +154,7 @@ int run_diff_files(struct rev_info *revs, unsigned int option)
if (2 <= stage) {
int mode = nce->ce_mode;
num_compare_stages++;
hashcpy(dpath->parent[stage-2].sha1, nce->sha1);
hashcpy(dpath->parent[stage-2].oid.hash, nce->sha1);
dpath->parent[stage-2].mode = ce_mode_from_stat(nce, mode);
dpath->parent[stage-2].status =
DIFF_STATUS_MODIFIED;
@ -335,14 +335,14 @@ static int show_modified(struct rev_info *revs,
memcpy(p->path, new->name, pathlen);
p->path[pathlen] = 0;
p->mode = mode;
hashclr(p->sha1);
oidclr(&p->oid);
memset(p->parent, 0, 2 * sizeof(struct combine_diff_parent));
p->parent[0].status = DIFF_STATUS_MODIFIED;
p->parent[0].mode = new->ce_mode;
hashcpy(p->parent[0].sha1, new->sha1);
hashcpy(p->parent[0].oid.hash, new->sha1);
p->parent[1].status = DIFF_STATUS_MODIFIED;
p->parent[1].mode = old->ce_mode;
hashcpy(p->parent[1].sha1, old->sha1);
hashcpy(p->parent[1].oid.hash, old->sha1);
show_combined_diff(p, 2, revs->dense_combined_merges, revs);
free(p);
return 0;

5
diff.h
View File

@ -6,6 +6,7 @@
#include "tree-walk.h"
#include "pathspec.h"
#include "object.h"
struct rev_info;
struct diff_options;
@ -207,11 +208,11 @@ struct combine_diff_path {
struct combine_diff_path *next;
char *path;
unsigned int mode;
unsigned char sha1[20];
struct object_id oid;
struct combine_diff_parent {
char status;
unsigned int mode;
unsigned char sha1[20];
struct object_id oid;
} parent[FLEX_ARRAY];
};
#define combine_diff_path_size(n, l) \

10
tree-diff.c
View File

@ -64,7 +64,7 @@ static int emit_diff_first_parent_only(struct diff_options *opt, struct combine_
{
struct combine_diff_parent *p0 = &p->parent[0];
if (p->mode && p0->mode) {
opt->change(opt, p0->mode, p->mode, p0->sha1, p->sha1,
opt->change(opt, p0->mode, p->mode, p0->oid.hash, p->oid.hash,
1, 1, p->path, 0, 0);
}
else {
@ -74,11 +74,11 @@ static int emit_diff_first_parent_only(struct diff_options *opt, struct combine_
if (p->mode) {
addremove = '+';
sha1 = p->sha1;
sha1 = p->oid.hash;
mode = p->mode;
} else {
addremove = '-';
sha1 = p0->sha1;
sha1 = p0->oid.hash;
mode = p0->mode;
}
@ -151,7 +151,7 @@ static struct combine_diff_path *path_appendnew(struct combine_diff_path *last,
memcpy(p->path + base->len, path, pathlen);
p->path[len] = 0;
p->mode = mode;
hashcpy(p->sha1, sha1 ? sha1 : null_sha1);
hashcpy(p->oid.hash, sha1 ? sha1 : null_sha1);
return p;
}
@ -238,7 +238,7 @@ static struct combine_diff_path *emit_path(struct combine_diff_path *p,
}
p->parent[i].mode = mode_i;
hashcpy(p->parent[i].sha1, sha1_i ? sha1_i : null_sha1);
hashcpy(p->parent[i].oid.hash, sha1_i ? sha1_i : null_sha1);
}
keep = 1;