Adding upstream version 0.0~git20221206.8b7148f.upstream/0.0_git20221206.8b7148f

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 27 insertions, 0 deletions

diff --git a/libc-top-half/musl/src/locale/uselocale.c b/libc-top-half/musl/src/locale/uselocale.c
new file mode 100644
index 0000000..0cb9969
--- /dev/null
+++ b/libc-top-half/musl/src/locale/uselocale.c
@@ -0,0 +1,27 @@
+#include "locale_impl.h"
+#if defined(__wasilibc_unmodified_upstream) || defined(_REENTRANT)
+#include "pthread_impl.h"
+#endif
+#include "libc.h"
+
+locale_t __uselocale(locale_t new)
+{
+#if defined(__wasilibc_unmodified_upstream) || defined(_REENTRANT)
+	pthread_t self = __pthread_self();
+	locale_t old = self->locale;
+#else
+	locale_t old = libc.current_locale;
+	if (!old) old = LC_GLOBAL_LOCALE;
+#endif
+	locale_t global = &libc.global_locale;
+
+#if defined(__wasilibc_unmodified_upstream) || defined(_REENTRANT)
+	if (new) self->locale = new == LC_GLOBAL_LOCALE ? global : new;
+#else
+	if (new) libc.current_locale = new == LC_GLOBAL_LOCALE ? global : new;
+#endif
+
+	return old == global ? LC_GLOBAL_LOCALE : old;
+}
+
+weak_alias(__uselocale, uselocale);