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>

brian m. carlson committed Mar 13, 2015 at 23:39 UTC 1ff57c13c54bc9d548178e012f77717f87f2655d
4 files changed +41 -40
combine-diff.c
+28 -28
@@ -44,9 +44,9 @@ static struct combine_diff_path *intersect_paths(struct combine_diff_path *curr,
44 memset(p->parent, 0,
45 sizeof(p->parent[0]) * num_parent);
46
47 - hashcpy(p->sha1, q->queue[i]->two->sha1);
47 + hashcpy(p->oid.hash, q->queue[i]->two->sha1);
48 p->mode = q->queue[i]->two->mode;
49 - hashcpy(p->parent[n].sha1, q->queue[i]->one->sha1);
49 + hashcpy(p->parent[n].oid.hash, q->queue[i]->one->sha1);
50 p->parent[n].mode = q->queue[i]->one->mode;
51 p->parent[n].status = q->queue[i]->status;
52 *tail = p;
@@ -77,7 +77,7 @@ static struct combine_diff_path *intersect_paths(struct combine_diff_path *curr,
77 continue;
78 }
79
80 - hashcpy(p->parent[n].sha1, q->queue[i]->one->sha1);
80 + hashcpy(p->parent[n].oid.hash, q->queue[i]->one->sha1);
81 p->parent[n].mode = q->queue[i]->one->mode;
82 p->parent[n].status = q->queue[i]->status;
83
@@ -284,7 +284,7 @@ static struct lline *coalesce_lines(struct lline *base, int *lenbase,
284 return base;
285 }
286
287 -static char *grab_blob(const unsigned char *sha1, unsigned int mode,
287 +static char *grab_blob(const struct object_id *oid, unsigned int mode,
288 unsigned long *size, struct userdiff_driver *textconv,
289 const char *path)
290 {
@@ -294,20 +294,20 @@ static char *grab_blob(const unsigned char *sha1, unsigned int mode,
294 if (S_ISGITLINK(mode)) {
295 blob = xmalloc(100);
296 *size = snprintf(blob, 100,
297 - "Subproject commit %s\n", sha1_to_hex(sha1));
298 - } else if (is_null_sha1(sha1)) {
297 + "Subproject commit %s\n", oid_to_hex(oid));
298 + } else if (is_null_oid(oid)) {
299 /* deleted blob */
300 *size = 0;
301 return xcalloc(1, 1);
302 } else if (textconv) {
303 struct diff_filespec *df = alloc_filespec(path);
304 - fill_filespec(df, sha1, 1, mode);
304 + fill_filespec(df, oid->hash, 1, mode);
305 *size = fill_textconv(textconv, df, &blob);
306 free_filespec(df);
307 } else {
308 - blob = read_sha1_file(sha1, &type, size);
308 + blob = read_sha1_file(oid->hash, &type, size);
309 if (type != OBJ_BLOB)
310 - die("object '%s' is not a blob!", sha1_to_hex(sha1));
310 + die("object '%s' is not a blob!", oid_to_hex(oid));
311 }
312 return blob;
313 }
@@ -389,7 +389,7 @@ static void consume_line(void *state_, char *line, unsigned long len)
389 }
390 }
391
392 -static void combine_diff(const unsigned char *parent, unsigned int mode,
392 +static void combine_diff(const struct object_id *parent, unsigned int mode,
393 mmfile_t *result_file,
394 struct sline *sline, unsigned int cnt, int n,
395 int num_parent, int result_deleted,
@@ -897,7 +897,7 @@ static void show_combined_header(struct combine_diff_path *elem,
897 int show_file_header)
898 {
899 struct diff_options *opt = &rev->diffopt;
900 - int abbrev = DIFF_OPT_TST(opt, FULL_INDEX) ? 40 : DEFAULT_ABBREV;
900 + int abbrev = DIFF_OPT_TST(opt, FULL_INDEX) ? GIT_SHA1_HEXSZ : DEFAULT_ABBREV;
901 const char *a_prefix = opt->a_prefix ? opt->a_prefix : "a/";
902 const char *b_prefix = opt->b_prefix ? opt->b_prefix : "b/";
903 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,
914 "", elem->path, line_prefix, c_meta, c_reset);
915 printf("%s%sindex ", line_prefix, c_meta);
916 for (i = 0; i < num_parent; i++) {
917 - abb = find_unique_abbrev(elem->parent[i].sha1,
917 + abb = find_unique_abbrev(elem->parent[i].oid.hash,
918 abbrev);
919 printf("%s%s", i ? "," : "", abb);
920 }
921 - abb = find_unique_abbrev(elem->sha1, abbrev);
921 + abb = find_unique_abbrev(elem->oid.hash, abbrev);
922 printf("..%s%s\n", abb, c_reset);
923
924 if (mode_differs) {
@@ -991,7 +991,7 @@ static void show_patch_diff(struct combine_diff_path *elem, int num_parent,
991
992 /* Read the result of merge first */
993 if (!working_tree_file)
994 - result = grab_blob(elem->sha1, elem->mode, &result_size,
994 + result = grab_blob(&elem->oid, elem->mode, &result_size,
995 textconv, elem->path);
996 else {
997 /* 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,
1013 result = strbuf_detach(&buf, NULL);
1014 elem->mode = canon_mode(st.st_mode);
1015 } else if (S_ISDIR(st.st_mode)) {
1016 - unsigned char sha1[20];
1017 - if (resolve_gitlink_ref(elem->path, "HEAD", sha1) < 0)
1018 - result = grab_blob(elem->sha1, elem->mode,
1016 + struct object_id oid;
1017 + if (resolve_gitlink_ref(elem->path, "HEAD", oid.hash) < 0)
1018 + result = grab_blob(&elem->oid, elem->mode,
1019 &result_size, NULL, NULL);
1020 else
1021 - result = grab_blob(sha1, elem->mode,
1021 + result = grab_blob(&oid, elem->mode,
1022 &result_size, NULL, NULL);
1023 } else if (textconv) {
1024 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,
1090 for (i = 0; !is_binary && i < num_parent; i++) {
1091 char *buf;
1092 unsigned long size;
1093 - buf = grab_blob(elem->parent[i].sha1,
1093 + buf = grab_blob(&elem->parent[i].oid,
1094 elem->parent[i].mode,
1095 &size, NULL, NULL);
1096 if (buffer_is_binary(buf, size))
@@ -1139,14 +1139,14 @@ static void show_patch_diff(struct combine_diff_path *elem, int num_parent,
1139 for (i = 0; i < num_parent; i++) {
1140 int j;
1141 for (j = 0; j < i; j++) {
1142 - if (!hashcmp(elem->parent[i].sha1,
1143 - elem->parent[j].sha1)) {
1142 + if (!oidcmp(&elem->parent[i].oid,
1143 + &elem->parent[j].oid)) {
1144 reuse_combine_diff(sline, cnt, i, j);
1145 break;
1146 }
1147 }
1148 if (i <= j)
1149 - combine_diff(elem->parent[i].sha1,
1149 + combine_diff(&elem->parent[i].oid,
1150 elem->parent[i].mode,
1151 &result_file, sline,
1152 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
1206
1207 /* Show sha1's */
1208 for (i = 0; i < num_parent; i++)
1209 - printf(" %s", diff_unique_abbrev(p->parent[i].sha1,
1209 + printf(" %s", diff_unique_abbrev(p->parent[i].oid.hash,
1210 opt->abbrev));
1211 - printf(" %s ", diff_unique_abbrev(p->sha1, opt->abbrev));
1211 + printf(" %s ", diff_unique_abbrev(p->oid.hash, opt->abbrev));
1212 }
1213
1214 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,
1271 for (i = 0; i < num_parent; i++) {
1272 pair->one[i].path = p->path;
1273 pair->one[i].mode = p->parent[i].mode;
1274 - hashcpy(pair->one[i].sha1, p->parent[i].sha1);
1275 - pair->one[i].sha1_valid = !is_null_sha1(p->parent[i].sha1);
1274 + hashcpy(pair->one[i].sha1, p->parent[i].oid.hash);
1275 + pair->one[i].sha1_valid = !is_null_oid(&p->parent[i].oid);
1276 pair->one[i].has_more_entries = 1;
1277 }
1278 pair->one[num_parent - 1].has_more_entries = 0;
1279
1280 pair->two->path = p->path;
1281 pair->two->mode = p->mode;
1282 - hashcpy(pair->two->sha1, p->sha1);
1283 - pair->two->sha1_valid = !is_null_sha1(p->sha1);
1282 + hashcpy(pair->two->sha1, p->oid.hash);
1283 + pair->two->sha1_valid = !is_null_oid(&p->oid);
1284 return pair;
1285 }
1286
diff-lib.c
+5 -5
@@ -124,7 +124,7 @@ int run_diff_files(struct rev_info *revs, unsigned int option)
124 dpath->next = NULL;
125 memcpy(dpath->path, ce->name, path_len);
126 dpath->path[path_len] = '\0';
127 - hashclr(dpath->sha1);
127 + oidclr(&dpath->oid);
128 memset(&(dpath->parent[0]), 0,
129 sizeof(struct combine_diff_parent)*5);
130
@@ -154,7 +154,7 @@ int run_diff_files(struct rev_info *revs, unsigned int option)
154 if (2 <= stage) {
155 int mode = nce->ce_mode;
156 num_compare_stages++;
157 - hashcpy(dpath->parent[stage-2].sha1, nce->sha1);
157 + hashcpy(dpath->parent[stage-2].oid.hash, nce->sha1);
158 dpath->parent[stage-2].mode = ce_mode_from_stat(nce, mode);
159 dpath->parent[stage-2].status =
160 DIFF_STATUS_MODIFIED;
@@ -335,14 +335,14 @@ static int show_modified(struct rev_info *revs,
335 memcpy(p->path, new->name, pathlen);
336 p->path[pathlen] = 0;
337 p->mode = mode;
338 - hashclr(p->sha1);
338 + oidclr(&p->oid);
339 memset(p->parent, 0, 2 * sizeof(struct combine_diff_parent));
340 p->parent[0].status = DIFF_STATUS_MODIFIED;
341 p->parent[0].mode = new->ce_mode;
342 - hashcpy(p->parent[0].sha1, new->sha1);
342 + hashcpy(p->parent[0].oid.hash, new->sha1);
343 p->parent[1].status = DIFF_STATUS_MODIFIED;
344 p->parent[1].mode = old->ce_mode;
345 - hashcpy(p->parent[1].sha1, old->sha1);
345 + hashcpy(p->parent[1].oid.hash, old->sha1);
346 show_combined_diff(p, 2, revs->dense_combined_merges, revs);
347 free(p);
348 return 0;
diff.h
+3 -2
@@ -6,6 +6,7 @@
6
7 #include "tree-walk.h"
8 #include "pathspec.h"
9 +#include "object.h"
10
11 struct rev_info;
12 struct diff_options;
@@ -207,11 +208,11 @@ struct combine_diff_path {
208 struct combine_diff_path *next;
209 char *path;
210 unsigned int mode;
210 - unsigned char sha1[20];
211 + struct object_id oid;
212 struct combine_diff_parent {
213 char status;
214 unsigned int mode;
214 - unsigned char sha1[20];
215 + struct object_id oid;
216 } parent[FLEX_ARRAY];
217 };
218 #define combine_diff_path_size(n, l) \
tree-diff.c
+5 -5
@@ -64,7 +64,7 @@ static int emit_diff_first_parent_only(struct diff_options *opt, struct combine_
64 {
65 struct combine_diff_parent *p0 = &p->parent[0];
66 if (p->mode && p0->mode) {
67 - opt->change(opt, p0->mode, p->mode, p0->sha1, p->sha1,
67 + opt->change(opt, p0->mode, p->mode, p0->oid.hash, p->oid.hash,
68 1, 1, p->path, 0, 0);
69 }
70 else {
@@ -74,11 +74,11 @@ static int emit_diff_first_parent_only(struct diff_options *opt, struct combine_
74
75 if (p->mode) {
76 addremove = '+';
77 - sha1 = p->sha1;
77 + sha1 = p->oid.hash;
78 mode = p->mode;
79 } else {
80 addremove = '-';
81 - sha1 = p0->sha1;
81 + sha1 = p0->oid.hash;
82 mode = p0->mode;
83 }
84
@@ -151,7 +151,7 @@ static struct combine_diff_path *path_appendnew(struct combine_diff_path *last,
151 memcpy(p->path + base->len, path, pathlen);
152 p->path[len] = 0;
153 p->mode = mode;
154 - hashcpy(p->sha1, sha1 ? sha1 : null_sha1);
154 + hashcpy(p->oid.hash, sha1 ? sha1 : null_sha1);
155
156 return p;
157 }
@@ -238,7 +238,7 @@ static struct combine_diff_path *emit_path(struct combine_diff_path *p,
238 }
239
240 p->parent[i].mode = mode_i;
241 - hashcpy(p->parent[i].sha1, sha1_i ? sha1_i : null_sha1);
241 + hashcpy(p->parent[i].oid.hash, sha1_i ? sha1_i : null_sha1);
242 }
243
244 keep = 1;