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fix uselocale((locale_t)0) not to modify locale

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commit 68630b55c0 made the new locale to
be assigned unconditonally resulting in crashes later on.
This commit is contained in:
Timo Teräs 2015-06-05 10:39:42 +03:00 • committed by Rich Felker
parent e6f09004af
commit 63f4b9f18f
1 changed files with 1 additions and 3 deletions
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4
src/locale/uselocale.c
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@ -8,9 +8,7 @@ locale_t __uselocale(locale_t new)
locale_t old = self->locale;
locale_t global = &libc.global_locale;
if (new == LC_GLOBAL_LOCALE) new = global;
self->locale = new;
if (new) self->locale = new == LC_GLOBAL_LOCALE ? global : new;
return old == global ? LC_GLOBAL_LOCALE : old;
}