avoid set*id/setrlimit misbehavior and hang in vforked/cloned child

[musl] / src / locale / duplocale.c

diff --git a/src/locale/duplocale.c b/src/locale/duplocale.c
index 1336870..030b64c 100644 (file)
--- a/src/locale/duplocale.c
+++ b/src/locale/duplocale.c
@@ -5,16 +5,10 @@
 
 locale_t __duplocale(locale_t old)
 {
-       locale_t new = calloc(1, sizeof *new + LOCALE_NAME_MAX + 1);
+       locale_t new = malloc(sizeof *new);
        if (!new) return 0;
-       new->messages_name = (void *)(new+1);
-
        if (old == LC_GLOBAL_LOCALE) old = &libc.global_locale;
-       new->ctype_utf8 = old->ctype_utf8;
-       if (old->messages_name)
-               strcpy(new->messages_name, old->messages_name);
-
-       if (new && old != LC_GLOBAL_LOCALE) memcpy(new, old, sizeof *new);
+       *new = *old;
        return new;
 }