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authorMan, Jianting (Meco) <[email protected]>2022-06-19 09:56:24 -0400
committerGitHub <[email protected]>2022-06-19 21:56:24 +0800
commit8bee7a0c232f5df03e620b41cfc03347c1acfbf1 (patch)
treea37469cd64ce669afabc05b243c77bc0b5b19feb /components/libc/compilers/common/include/posix/wchar.h
parent8fa16f968a2e952fc8be84dc69724aa90ffa9b37 (diff)
[libc] implement extension standard C functions (#6044)
* implement extension standard C functions
Diffstat (limited to 'components/libc/compilers/common/include/posix/wchar.h')
-rw-r--r--components/libc/compilers/common/include/posix/wchar.h27
1 files changed, 27 insertions, 0 deletions
diff --git a/components/libc/compilers/common/include/posix/wchar.h b/components/libc/compilers/common/include/posix/wchar.h
new file mode 100644
index 0000000000..91aed4e279
--- /dev/null
+++ b/components/libc/compilers/common/include/posix/wchar.h
@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2006-2022, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date Author Notes
+ * 2022-06-07 Meco Man The first version
+ */
+
+#ifndef __POSIX_WCHAR_H__
+#define __POSIX_WCHAR_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <wchar.h>
+
+int wcwidth(wchar_t);
+int wcswidth(const wchar_t*, size_t);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __POSIX_WCHAR_H__ */