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Unified Diff: fusl/src/stdio/fputws.c

Issue 1573973002: Add a "fork" of musl as //fusl. (Closed) Base URL: https://github.com/domokit/mojo.git@master
Patch Set: Created 4 years, 11 months ago
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Index: fusl/src/stdio/fputws.c
diff --git a/fusl/src/stdio/fputws.c b/fusl/src/stdio/fputws.c
new file mode 100644
index 0000000000000000000000000000000000000000..0ed02f1c004e8622e0d4367116a60f22e249720f
--- /dev/null
+++ b/fusl/src/stdio/fputws.c
@@ -0,0 +1,29 @@
+#include "stdio_impl.h"
+#include "locale_impl.h"
+#include <wchar.h>
+
+int fputws(const wchar_t *restrict ws, FILE *restrict f)
+{
+ unsigned char buf[BUFSIZ];
+ size_t l=0;
+ locale_t *ploc = &CURRENT_LOCALE, loc = *ploc;
+
+ FLOCK(f);
+
+ fwide(f, 1);
+ *ploc = f->locale;
+
+ while (ws && (l = wcsrtombs((void *)buf, (void*)&ws, sizeof buf, 0))+1 > 1)
+ if (__fwritex(buf, l, f) < l) {
+ FUNLOCK(f);
+ *ploc = loc;
+ return -1;
+ }
+
+ FUNLOCK(f);
+
+ *ploc = loc;
+ return l; /* 0 or -1 */
+}
+
+weak_alias(fputws, fputws_unlocked);
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