Adding upstream version 5.4.1.upstream/5.4.1upstream

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

1 files changed, 31 insertions, 0 deletions

diff --git a/src/common/tuklib_mbstr_fw.c b/src/common/tuklib_mbstr_fw.c
new file mode 100644
index 0000000..af80dc1
--- /dev/null
+++ b/src/common/tuklib_mbstr_fw.c
@@ -0,0 +1,31 @@
+///////////////////////////////////////////////////////////////////////////////
+//
+/// \file       tuklib_mbstr_fw.c
+/// \brief      Get the field width for printf() e.g. to align table columns
+//
+//  Author:     Lasse Collin
+//
+//  This file has been put into the public domain.
+//  You can do whatever you want with this file.
+//
+///////////////////////////////////////////////////////////////////////////////
+
+#include "tuklib_mbstr.h"
+
+
+extern int
+tuklib_mbstr_fw(const char *str, int columns_min)
+{
+	size_t len;
+	const size_t width = tuklib_mbstr_width(str, &len);
+	if (width == (size_t)-1)
+		return -1;
+
+	if (width > (size_t)columns_min)
+		return 0;
+
+	if (width < (size_t)columns_min)
+		len += (size_t)columns_min - width;
+
+	return len;
+}