grep: adjust a redundant grep pattern type assignment
[gitweb.git] / diff-lib.c
index 7984ff962fd216a20f50ba8970310adf5b2d98d6..2a52b079546cb01d8dfe708f7e7c7e38ec582435 100644 (file)
@@ -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
@@ -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);
 
        }
@@ -367,7 +366,7 @@ static int show_modified(struct rev_info *revs,
                return 0;
 
        diff_change(&revs->diffopt, oldmode, mode,
-                   old->oid.hash, oid->hash, 1, !is_null_oid(oid),
+                   &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;
        }