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ruby-changes:62007

From: =E5=8D=9C=E9=83=A8=E6=98=8C=E5=B9=B3 <ko1@a...>
Date: Mon, 29 Jun 2020 11:07:17 +0900 (JST)
Subject: [ruby-changes:62007] 99073f49bf (master): glob_opendir: do not goto into a branch

https://git.ruby-lang.org/ruby.git/commit/?id=99073f49bf

From 99073f49bf97e1d2f2caab97045de5011edf04b8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=8D=9C=E9=83=A8=E6=98=8C=E5=B9=B3?=
 <shyouhei@r...>
Date: Fri, 12 Jun 2020 14:08:48 +0900
Subject: glob_opendir: do not goto into a branch

I'm not necessarily against every goto in general, but jumping into a
branch is definitely a bad idea.  Better refactor.

diff --git a/dir.c b/dir.c
index 42e5304..9c9d40d 100644
--- a/dir.c
+++ b/dir.c
@@ -2182,6 +2182,7 @@ glob_opendir(ruby_glob_entries_t *ent, DIR *dirp, int flags, rb_encoding *enc) https://github.com/ruby/ruby/blob/trunk/dir.c#L2182
     MEMZERO(ent, ruby_glob_entries_t, 1);
     if (flags & FNM_GLOB_NOSORT) {
         ent->nosort.dirp = dirp;
+        return ent;
     }
     else {
         void *newp;
@@ -2202,10 +2203,7 @@ glob_opendir(ruby_glob_entries_t *ent, DIR *dirp, int flags, rb_encoding *enc) https://github.com/ruby/ruby/blob/trunk/dir.c#L2203
 	while ((dp = READDIR(dirp, enc)) != NULL) {
             rb_dirent_t *rdp = dirent_copy(dp, NULL);
             if (!rdp) {
-              nomem:
-                glob_dir_finish(ent, 0);
-                closedir(dirp);
-                return NULL;
+                goto nomem;
             }
             if (count >= capacity) {
                 capacity += 256;
@@ -2226,8 +2224,13 @@ glob_opendir(ruby_glob_entries_t *ent, DIR *dirp, int flags, rb_encoding *enc) https://github.com/ruby/ruby/blob/trunk/dir.c#L2224
         }
         ruby_qsort(ent->sort.entries, ent->sort.count, sizeof(ent->sort.entries[0]),
                    glob_sort_cmp, NULL);
+        return ent;
+
+      nomem:
+        glob_dir_finish(ent, 0);
+        closedir(dirp);
+        return NULL;
     }
-    return ent;
 }
 
 static rb_dirent_t *
-- 
cgit v0.10.2


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