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Diffstat (limited to 'common/usbx_host_classes/inc/ux_host_class_printer.h')
-rw-r--r--common/usbx_host_classes/inc/ux_host_class_printer.h22
1 files changed, 21 insertions, 1 deletions
diff --git a/common/usbx_host_classes/inc/ux_host_class_printer.h b/common/usbx_host_classes/inc/ux_host_class_printer.h
index 933c5ba..0a53f22 100644
--- a/common/usbx_host_classes/inc/ux_host_class_printer.h
+++ b/common/usbx_host_classes/inc/ux_host_class_printer.h
@@ -26,7 +26,7 @@
/* COMPONENT DEFINITION RELEASE */
/* */
/* ux_host_class_printer.h PORTABLE C */
-/* 6.1 */
+/* 6.1.8 */
/* AUTHOR */
/* */
/* Chaoqiong Xiao, Microsoft Corporation */
@@ -46,12 +46,26 @@
/* TX symbols instead of using */
/* them directly, */
/* resulting in version 6.1 */
+/* 08-02-2021 Wen Wang Modified comment(s), */
+/* added extern "C" keyword */
+/* for compatibility with C++, */
+/* resulting in version 6.1.8 */
/* */
/**************************************************************************/
#ifndef UX_HOST_CLASS_PRINTER_H
#define UX_HOST_CLASS_PRINTER_H
+/* Determine if a C++ compiler is being used. If so, ensure that standard
+ C is used to process the API information. */
+
+#ifdef __cplusplus
+
+/* Yes, C++ compiler is present. Use standard C. */
+extern "C" {
+
+#endif
+
/* Define Printer Class constants. */
@@ -121,4 +135,10 @@ UINT _ux_host_class_printer_write(UX_HOST_CLASS_PRINTER *printer, UCHAR * dat
#define ux_host_class_printer_status_get _ux_host_class_printer_status_get
#define ux_host_class_printer_write _ux_host_class_printer_write
+/* Determine if a C++ compiler is being used. If so, complete the standard
+ C conditional started above. */
+#ifdef __cplusplus
+}
+#endif
+
#endif