system/lib/lcd/gui/Core/GUI__HandleEOLine.c

48 lines
1.6 KiB
C

/*
*********************************************************************************************************
* uC/GUI
* Universal graphic software for embedded applications
*
* (c) Copyright 2002, Micrium Inc., Weston, FL
* (c) Copyright 2002, SEGGER Microcontroller Systeme GmbH
*
* µC/GUI is protected by international copyright laws. Knowledge of the
* source code may not be used to write a similar product. This file may
* only be used in accordance with a license and should not be redistributed
* in any way. We appreciate your understanding and fairness.
*
----------------------------------------------------------------------
File : GUI__HandleEOLine.C
Purpose : Implementation of optional routines
---------------------------END-OF-HEADER------------------------------
*/
#include <stddef.h> /* needed for definition of NULL */
#include "GUI_Protected.h"
#include "GUIDebug.h"
/*********************************************************************
*
* GUI__HandleEOLine
*
* Is called when processing strings which may consist of
* multiple lines after a line has been processed. It will
* a) Swall the line feed character (if it is there)
* b) Return 1 if end of string, otherwise 0
*/
int GUI__HandleEOLine(const char GUI_UNI_PTR **ps) {
const char GUI_UNI_PTR *s = *ps;
char c = *s++;
if (c == 0) {
return 1;
}
if (c == '\n') {
*ps = s;
}
return 0;
}
/*************************** End of file ****************************/