diff options
Diffstat (limited to 'diff-lib.c')
| -rw-r--r-- | diff-lib.c | 69 |
1 files changed, 34 insertions, 35 deletions
diff --git a/diff-lib.c b/diff-lib.c index 52447466b5..2a52b07954 100644 --- a/diff-lib.c +++ b/diff-lib.c @@ -29,7 +29,7 @@ static int check_removed(const struct cache_entry *ce, struct stat *st) { if (lstat(ce->name, st) < 0) { - if (errno != ENOENT && errno != ENOTDIR) + if (!is_missing_file_error(errno)) return -1; return 1; } @@ -101,7 +101,7 @@ int run_diff_files(struct rev_info *revs, unsigned int option) struct cache_entry *ce = active_cache[i]; int changed; unsigned dirty_submodule = 0; - const unsigned char *old_sha1, *new_sha1; + const struct object_id *old_oid, *new_oid; if (diff_can_quit_early(&revs->diffopt)) break; @@ -179,8 +179,7 @@ int run_diff_files(struct rev_info *revs, unsigned int option) free(dpath); continue; } - free(dpath); - dpath = NULL; + FREE_AND_NULL(dpath); /* * Show the diff for the 'ce' if we found the one @@ -210,14 +209,14 @@ int run_diff_files(struct rev_info *revs, unsigned int option) continue; } diff_addremove(&revs->diffopt, '-', ce->ce_mode, - ce->oid.hash, + &ce->oid, !is_null_oid(&ce->oid), ce->name, 0); continue; } else if (revs->diffopt.ita_invisible_in_index && ce_intent_to_add(ce)) { diff_addremove(&revs->diffopt, '+', ce->ce_mode, - EMPTY_BLOB_SHA1_BIN, 0, + &empty_tree_oid, 0, ce->name, 0); continue; } @@ -233,12 +232,12 @@ int run_diff_files(struct rev_info *revs, unsigned int option) continue; } oldmode = ce->ce_mode; - old_sha1 = ce->oid.hash; - new_sha1 = changed ? null_sha1 : ce->oid.hash; + old_oid = &ce->oid; + new_oid = changed ? &null_oid : &ce->oid; diff_change(&revs->diffopt, oldmode, newmode, - old_sha1, new_sha1, - !is_null_sha1(old_sha1), - !is_null_sha1(new_sha1), + old_oid, new_oid, + !is_null_oid(old_oid), + !is_null_oid(new_oid), ce->name, 0, dirty_submodule); } @@ -255,21 +254,21 @@ int run_diff_files(struct rev_info *revs, unsigned int option) static void diff_index_show_file(struct rev_info *revs, const char *prefix, const struct cache_entry *ce, - const unsigned char *sha1, int sha1_valid, + const struct object_id *oid, int oid_valid, unsigned int mode, unsigned dirty_submodule) { diff_addremove(&revs->diffopt, prefix[0], mode, - sha1, sha1_valid, ce->name, dirty_submodule); + oid, oid_valid, ce->name, dirty_submodule); } static int get_stat_data(const struct cache_entry *ce, - const unsigned char **sha1p, + const struct object_id **oidp, unsigned int *modep, int cached, int match_missing, unsigned *dirty_submodule, struct diff_options *diffopt) { - const unsigned char *sha1 = ce->oid.hash; + const struct object_id *oid = &ce->oid; unsigned int mode = ce->ce_mode; if (!cached && !ce_uptodate(ce)) { @@ -280,7 +279,7 @@ static int get_stat_data(const struct cache_entry *ce, return -1; else if (changed) { if (match_missing) { - *sha1p = sha1; + *oidp = oid; *modep = mode; return 0; } @@ -290,11 +289,11 @@ static int get_stat_data(const struct cache_entry *ce, 0, dirty_submodule); if (changed) { mode = ce_mode_from_stat(ce, st.st_mode); - sha1 = null_sha1; + oid = &null_oid; } } - *sha1p = sha1; + *oidp = oid; *modep = mode; return 0; } @@ -303,7 +302,7 @@ static void show_new_file(struct rev_info *revs, const struct cache_entry *new, int cached, int match_missing) { - const unsigned char *sha1; + const struct object_id *oid; unsigned int mode; unsigned dirty_submodule = 0; @@ -311,11 +310,11 @@ static void show_new_file(struct rev_info *revs, * New file in the index: it might actually be different in * the working tree. */ - if (get_stat_data(new, &sha1, &mode, cached, match_missing, + if (get_stat_data(new, &oid, &mode, cached, match_missing, &dirty_submodule, &revs->diffopt) < 0) return; - diff_index_show_file(revs, "+", new, sha1, !is_null_sha1(sha1), mode, dirty_submodule); + diff_index_show_file(revs, "+", new, oid, !is_null_oid(oid), mode, dirty_submodule); } static int show_modified(struct rev_info *revs, @@ -325,20 +324,20 @@ static int show_modified(struct rev_info *revs, int cached, int match_missing) { unsigned int mode, oldmode; - const unsigned char *sha1; + const struct object_id *oid; unsigned dirty_submodule = 0; - if (get_stat_data(new, &sha1, &mode, cached, match_missing, + if (get_stat_data(new, &oid, &mode, cached, match_missing, &dirty_submodule, &revs->diffopt) < 0) { if (report_missing) diff_index_show_file(revs, "-", old, - old->oid.hash, 1, old->ce_mode, + &old->oid, 1, old->ce_mode, 0); return -1; } if (revs->combine_merges && !cached && - (hashcmp(sha1, old->oid.hash) || oidcmp(&old->oid, &new->oid))) { + (oidcmp(oid, &old->oid) || oidcmp(&old->oid, &new->oid))) { struct combine_diff_path *p; int pathlen = ce_namelen(new); @@ -362,12 +361,12 @@ static int show_modified(struct rev_info *revs, } oldmode = old->ce_mode; - if (mode == oldmode && !hashcmp(sha1, old->oid.hash) && !dirty_submodule && + if (mode == oldmode && !oidcmp(oid, &old->oid) && !dirty_submodule && !DIFF_OPT_TST(&revs->diffopt, FIND_COPIES_HARDER)) return 0; diff_change(&revs->diffopt, oldmode, mode, - old->oid.hash, sha1, 1, !is_null_sha1(sha1), + &old->oid, oid, 1, !is_null_oid(oid), old->name, 0, dirty_submodule); return 0; } @@ -409,7 +408,7 @@ static void do_oneway_diff(struct unpack_trees_options *o, struct diff_filepair *pair; pair = diff_unmerge(&revs->diffopt, idx->name); if (tree) - fill_filespec(pair->one, tree->oid.hash, 1, + fill_filespec(pair->one, &tree->oid, 1, tree->ce_mode); return; } @@ -426,7 +425,7 @@ static void do_oneway_diff(struct unpack_trees_options *o, * Something removed from the tree? */ if (!idx) { - diff_index_show_file(revs, "-", tree, tree->oid.hash, 1, + diff_index_show_file(revs, "-", tree, &tree->oid, 1, tree->ce_mode, 0); return; } @@ -478,7 +477,7 @@ static int oneway_diff(const struct cache_entry * const *src, } static int diff_cache(struct rev_info *revs, - const unsigned char *tree_sha1, + const struct object_id *tree_oid, const char *tree_name, int cached) { @@ -486,10 +485,10 @@ static int diff_cache(struct rev_info *revs, struct tree_desc t; struct unpack_trees_options opts; - tree = parse_tree_indirect(tree_sha1); + tree = parse_tree_indirect(tree_oid); if (!tree) return error("bad tree object %s", - tree_name ? tree_name : sha1_to_hex(tree_sha1)); + tree_name ? tree_name : oid_to_hex(tree_oid)); memset(&opts, 0, sizeof(opts)); opts.head_idx = 1; opts.index_only = cached; @@ -512,7 +511,7 @@ int run_diff_index(struct rev_info *revs, int cached) struct object_array_entry *ent; ent = revs->pending.objects; - if (diff_cache(revs, ent->item->oid.hash, ent->name, cached)) + if (diff_cache(revs, &ent->item->oid, ent->name, cached)) exit(128); diff_set_mnemonic_prefix(&revs->diffopt, "c/", cached ? "i/" : "w/"); @@ -522,7 +521,7 @@ int run_diff_index(struct rev_info *revs, int cached) return 0; } -int do_diff_cache(const unsigned char *tree_sha1, struct diff_options *opt) +int do_diff_cache(const struct object_id *tree_oid, struct diff_options *opt) { struct rev_info revs; @@ -530,7 +529,7 @@ int do_diff_cache(const unsigned char *tree_sha1, struct diff_options *opt) copy_pathspec(&revs.prune_data, &opt->pathspec); revs.diffopt = *opt; - if (diff_cache(&revs, tree_sha1, NULL, 1)) + if (diff_cache(&revs, tree_oid, NULL, 1)) exit(128); return 0; } |