Adding upstream version 15.4.upstream/15.4upstream

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

1 files changed, 29 insertions, 0 deletions

diff --git a/src/include/fe_utils/mbprint.h b/src/include/fe_utils/mbprint.h
new file mode 100644
index 0000000..5dd2181
--- /dev/null
+++ b/src/include/fe_utils/mbprint.h
@@ -0,0 +1,29 @@
+/*-------------------------------------------------------------------------
+ *
+ * Multibyte character printing support for frontend code
+ *
+ *
+ * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1994, Regents of the University of California
+ *
+ * src/include/fe_utils/mbprint.h
+ *
+ *-------------------------------------------------------------------------
+ */
+#ifndef MBPRINT_H
+#define MBPRINT_H
+
+struct lineptr
+{
+	unsigned char *ptr;
+	int			width;
+};
+
+extern unsigned char *mbvalidate(unsigned char *pwcs, int encoding);
+extern int	pg_wcswidth(const char *pwcs, size_t len, int encoding);
+extern void pg_wcsformat(const unsigned char *pwcs, size_t len, int encoding,
+						 struct lineptr *lines, int count);
+extern void pg_wcssize(const unsigned char *pwcs, size_t len, int encoding,
+					   int *width, int *height, int *format_size);
+
+#endif							/* MBPRINT_H */