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get rid of indirect ringbuffer calls, made some inlines, removed virtual and streaming class requirements.

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This commit is contained in:
Bernhard
2011-11-28 19:13:40 +01:00
parent dd5296ad4d
commit dd5ca68c87
6 changed files with 386 additions and 188 deletions
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242
Marlin/MarlinSerial.cpp
View File

@@ -33,35 +33,25 @@
#include "MarlinSerial.h"
// Define constants and variables for buffering incoming serial data. We're
// using a ring buffer (I think), in which rx_buffer_head is the index of the
// location to which to write the next incoming character and rx_buffer_tail
// is the index of the location from which to read.
#define RX_BUFFER_SIZE 128
struct ring_buffer
{
unsigned char buffer[RX_BUFFER_SIZE];
int head;
int tail;
};
#if defined(UBRRH) || defined(UBRR0H)
ring_buffer rx_buffer = { { 0 }, 0, 0 };
#endif
inline void store_char(unsigned char c, ring_buffer *rx_buffer)
inline void store_char(unsigned char c)
{
int i = (unsigned int)(rx_buffer->head + 1) % RX_BUFFER_SIZE;
int i = (unsigned int)(rx_buffer.head + 1) % RX_BUFFER_SIZE;
// if we should be storing the received character into the location
// just before the tail (meaning that the head would advance to the
// current location of the tail), we're about to overflow the buffer
// and so we don't write the character or advance the head.
if (i != rx_buffer->tail) {
rx_buffer->buffer[rx_buffer->head] = c;
rx_buffer->head = i;
if (i != rx_buffer.tail) {
rx_buffer.buffer[rx_buffer.head] = c;
rx_buffer.head = i;
}
}
@@ -79,19 +69,18 @@ inline void store_char(unsigned char c, ring_buffer *rx_buffer)
#else
#error UDR not defined
#endif
store_char(c, &rx_buffer);
store_char(c);
}
#endif
// Constructors ////////////////////////////////////////////////////////////////
MarlinSerial::MarlinSerial(ring_buffer *rx_buffer,
MarlinSerial::MarlinSerial(
volatile uint8_t *ubrrh, volatile uint8_t *ubrrl,
volatile uint8_t *ucsra, volatile uint8_t *ucsrb,
volatile uint8_t *udr,
uint8_t rxen, uint8_t txen, uint8_t rxcie, uint8_t udre, uint8_t u2x)
{
_rx_buffer = rx_buffer;
_ubrrh = ubrrh;
_ubrrl = ubrrl;
_ucsra = ucsra;
@@ -144,28 +133,25 @@ void MarlinSerial::end()
cbi(*_ucsrb, _rxcie);
}
int MarlinSerial::available(void)
{
return (unsigned int)(RX_BUFFER_SIZE + _rx_buffer->head - _rx_buffer->tail) % RX_BUFFER_SIZE;
}
int MarlinSerial::peek(void)
{
if (_rx_buffer->head == _rx_buffer->tail) {
if (rx_buffer.head == rx_buffer.tail) {
return -1;
} else {
return _rx_buffer->buffer[_rx_buffer->tail];
return rx_buffer.buffer[rx_buffer.tail];
}
}
int MarlinSerial::read(void)
{
// if the head isn't ahead of the tail, we don't have any characters
if (_rx_buffer->head == _rx_buffer->tail) {
if (rx_buffer.head == rx_buffer.tail) {
return -1;
} else {
unsigned char c = _rx_buffer->buffer[_rx_buffer->tail];
_rx_buffer->tail = (unsigned int)(_rx_buffer->tail + 1) % RX_BUFFER_SIZE;
unsigned char c = rx_buffer.buffer[rx_buffer.tail];
rx_buffer.tail = (unsigned int)(rx_buffer.tail + 1) % RX_BUFFER_SIZE;
return c;
}
}
@@ -181,29 +167,207 @@ void MarlinSerial::flush()
// the value to rx_buffer_tail; the previous value of rx_buffer_head
// may be written to rx_buffer_tail, making it appear as if the buffer
// were full, not empty.
_rx_buffer->head = _rx_buffer->tail;
rx_buffer.head = rx_buffer.tail;
}
void MarlinSerial::write(uint8_t c)
{
while (!((*_ucsra) & (1 << _udre)))
;
*_udr = c;
/// imports from print.h
/* default implementation: may be overridden */
void MarlinSerial::write(const char *str)
{
while (*str)
write(*str++);
}
void MarlinSerial::checkRx()
/* default implementation: may be overridden */
void MarlinSerial::write(const uint8_t *buffer, size_t size)
{
if((UCSR0A & (1<<RXC0)) != 0) {
unsigned char c = UDR0;
store_char(c, &rx_buffer);
while (size--)
write(*buffer++);
}
void MarlinSerial::print(const String &s)
{
for (int i = 0; i < s.length(); i++) {
write(s[i]);
}
}
void MarlinSerial::print(const char str[])
{
write(str);
}
void MarlinSerial::print(char c, int base)
{
print((long) c, base);
}
void MarlinSerial::print(unsigned char b, int base)
{
print((unsigned long) b, base);
}
void MarlinSerial::print(int n, int base)
{
print((long) n, base);
}
void MarlinSerial::print(unsigned int n, int base)
{
print((unsigned long) n, base);
}
void MarlinSerial::print(long n, int base)
{
if (base == 0) {
write(n);
} else if (base == 10) {
if (n < 0) {
print('-');
n = -n;
}
printNumber(n, 10);
} else {
printNumber(n, base);
}
}
void MarlinSerial::print(unsigned long n, int base)
{
if (base == 0) write(n);
else printNumber(n, base);
}
void MarlinSerial::print(double n, int digits)
{
printFloat(n, digits);
}
void MarlinSerial::println(void)
{
print('\r');
print('\n');
}
void MarlinSerial::println(const String &s)
{
print(s);
println();
}
void MarlinSerial::println(const char c[])
{
print(c);
println();
}
void MarlinSerial::println(char c, int base)
{
print(c, base);
println();
}
void MarlinSerial::println(unsigned char b, int base)
{
print(b, base);
println();
}
void MarlinSerial::println(int n, int base)
{
print(n, base);
println();
}
void MarlinSerial::println(unsigned int n, int base)
{
print(n, base);
println();
}
void MarlinSerial::println(long n, int base)
{
print(n, base);
println();
}
void MarlinSerial::println(unsigned long n, int base)
{
print(n, base);
println();
}
void MarlinSerial::println(double n, int digits)
{
print(n, digits);
println();
}
// Private Methods /////////////////////////////////////////////////////////////
void MarlinSerial::printNumber(unsigned long n, uint8_t base)
{
unsigned char buf[8 * sizeof(long)]; // Assumes 8-bit chars.
unsigned long i = 0;
if (n == 0) {
print('0');
return;
}
while (n > 0) {
buf[i++] = n % base;
n /= base;
}
for (; i > 0; i--)
print((char) (buf[i - 1] < 10 ?
'0' + buf[i - 1] :
'A' + buf[i - 1] - 10));
}
void MarlinSerial::printFloat(double number, uint8_t digits)
{
// Handle negative numbers
if (number < 0.0)
{
print('-');
number = -number;
}
// Round correctly so that print(1.999, 2) prints as "2.00"
double rounding = 0.5;
for (uint8_t i=0; i<digits; ++i)
rounding /= 10.0;
number += rounding;
// Extract the integer part of the number and print it
unsigned long int_part = (unsigned long)number;
double remainder = number - (double)int_part;
print(int_part);
// Print the decimal point, but only if there are digits beyond
if (digits > 0)
print(".");
// Extract digits from the remainder one at a time
while (digits-- > 0)
{
remainder *= 10.0;
int toPrint = int(remainder);
print(toPrint);
remainder -= toPrint;
}
}
// Preinstantiate Objects //////////////////////////////////////////////////////
#if defined(UBRR0H) && defined(UBRR0L)
MarlinSerial MSerial(&rx_buffer, &UBRR0H, &UBRR0L, &UCSR0A, &UCSR0B, &UDR0, RXEN0, TXEN0, RXCIE0, UDRE0, U2X0);
MarlinSerial MSerial( &UBRR0H, &UBRR0L, &UCSR0A, &UCSR0B, &UDR0, RXEN0, TXEN0, RXCIE0, UDRE0, U2X0);
#else
#error no serial port defined (port 0)
#endif

95
Marlin/MarlinSerial.h
View File

@@ -23,15 +23,30 @@
#define MarlinSerial_h
#include <inttypes.h>
#include <Stream.h>
#include "Stream.h"
struct ring_buffer;
// Define constants and variables for buffering incoming serial data. We're
// using a ring buffer (I think), in which rx_buffer_head is the index of the
// location to which to write the next incoming character and rx_buffer_tail
// is the index of the location from which to read.
#define RX_BUFFER_SIZE 128
class MarlinSerial : public Stream
struct ring_buffer
{
unsigned char buffer[RX_BUFFER_SIZE];
int head;
int tail;
};
#if defined(UBRRH) || defined(UBRR0H)
extern ring_buffer rx_buffer;
#endif
class MarlinSerial //: public Stream
{
private:
ring_buffer *_rx_buffer;
volatile uint8_t *_ubrrh;
volatile uint8_t *_ubrrl;
volatile uint8_t *_ucsra;
@@ -43,20 +58,76 @@ class MarlinSerial : public Stream
uint8_t _udre;
uint8_t _u2x;
public:
MarlinSerial(ring_buffer *rx_buffer,
MarlinSerial(
volatile uint8_t *ubrrh, volatile uint8_t *ubrrl,
volatile uint8_t *ucsra, volatile uint8_t *ucsrb,
volatile uint8_t *udr,
uint8_t rxen, uint8_t txen, uint8_t rxcie, uint8_t udre, uint8_t u2x);
void begin(long);
void end();
virtual int available(void);
virtual int peek(void);
virtual int read(void);
virtual void flush(void);
virtual void write(uint8_t);
virtual void checkRx(void);
using Print::write; // pull in write(str) and write(buf, size) from Print
inline int available(void)
{
return (unsigned int)(RX_BUFFER_SIZE + rx_buffer.head - rx_buffer.tail) % RX_BUFFER_SIZE;
}
int peek(void);
int read(void);
void flush(void);
inline void write(uint8_t c)
{
while (!((*_ucsra) & (1 << _udre)))
;
*_udr = c;
}
inline void checkRx(void)
{
if((UCSR0A & (1<<RXC0)) != 0) {
unsigned char c = UDR0;
int i = (unsigned int)(rx_buffer.head + 1) % RX_BUFFER_SIZE;
// if we should be storing the received character into the location
// just before the tail (meaning that the head would advance to the
// current location of the tail), we're about to overflow the buffer
// and so we don't write the character or advance the head.
if (i != rx_buffer.tail) {
rx_buffer.buffer[rx_buffer.head] = c;
rx_buffer.head = i;
}
}
}
private:
void printNumber(unsigned long, uint8_t);
void printFloat(double, uint8_t);
public:
void write(const char *str);
void write( const uint8_t *buffer, size_t size);
void print(const String &);
void print(const char[]);
void print(char, int = BYTE);
void print(unsigned char, int = BYTE);
void print(int, int = DEC);
void print(unsigned int, int = DEC);
void print(long, int = DEC);
void print(unsigned long, int = DEC);
void print(double, int = 2);
void println(const String &s);
void println(const char[]);
void println(char, int = BYTE);
void println(unsigned char, int = BYTE);
void println(int, int = DEC);
void println(unsigned int, int = DEC);
void println(long, int = DEC);
void println(unsigned long, int = DEC);
void println(double, int = 2);
void println(void);
};
#if defined(UBRRH) || defined(UBRR0H)

116
Marlin/SdBaseFile.cpp
View File

@@ -17,6 +17,8 @@
* along with the Arduino SdFat Library. If not, see
* <http://www.gnu.org/licenses/>.
*/
#define SERIAL MSerial
#include "SdBaseFile.h"
//------------------------------------------------------------------------------
// pointer to cwd directory
@@ -294,20 +296,7 @@ void SdBaseFile::getpos(fpos_t* pos) {
pos->position = curPosition_;
pos->cluster = curCluster_;
}
//------------------------------------------------------------------------------
/** List directory contents to Serial.
*
* \param[in] flags The inclusive OR of
*
* LS_DATE - %Print file modification date
*
* LS_SIZE - %Print file size.
*
* LS_R - Recursive list of subdirectories.
*/
void SdBaseFile::ls(uint8_t flags) {
ls(&MSerial, flags, 0);
}
//------------------------------------------------------------------------------
/** List directory contents.
*
@@ -324,14 +313,14 @@ void SdBaseFile::ls(uint8_t flags) {
* \param[in] indent Amount of space before file name. Used for recursive
* list to indicate subdirectory level.
*/
void SdBaseFile::ls(Print* pr, uint8_t flags, uint8_t indent) {
void SdBaseFile::ls(uint8_t flags, uint8_t indent) {
rewind();
int8_t status;
while ((status = lsPrintNext(pr, flags, indent))) {
while ((status = lsPrintNext( flags, indent))) {
if (status > 1 && (flags & LS_R)) {
uint16_t index = curPosition()/32 - 1;
SdBaseFile s;
if (s.open(this, index, O_READ)) s.ls(pr, flags, indent + 2);
if (s.open(this, index, O_READ)) s.ls( flags, indent + 2);
seekSet(32 * (index + 1));
}
}
@@ -339,7 +328,7 @@ void SdBaseFile::ls(Print* pr, uint8_t flags, uint8_t indent) {
//------------------------------------------------------------------------------
// saves 32 bytes on stack for ls recursion
// return 0 - EOF, 1 - normal file, or 2 - directory
int8_t SdBaseFile::lsPrintNext(Print *pr, uint8_t flags, uint8_t indent) {
int8_t SdBaseFile::lsPrintNext( uint8_t flags, uint8_t indent) {
dir_t dir;
uint8_t w = 0;
@@ -352,38 +341,38 @@ int8_t SdBaseFile::lsPrintNext(Print *pr, uint8_t flags, uint8_t indent) {
&& DIR_IS_FILE_OR_SUBDIR(&dir)) break;
}
// indent for dir level
for (uint8_t i = 0; i < indent; i++) pr->write(' ');
for (uint8_t i = 0; i < indent; i++) MSerial.write(' ');
// print name
for (uint8_t i = 0; i < 11; i++) {
if (dir.name[i] == ' ')continue;
if (i == 8) {
pr->write('.');
MSerial.write('.');
w++;
}
pr->write(dir.name[i]);
MSerial.write(dir.name[i]);
w++;
}
if (DIR_IS_SUBDIR(&dir)) {
pr->write('/');
MSerial.write('/');
w++;
}
if (flags & (LS_DATE | LS_SIZE)) {
while (w++ < 14) pr->write(' ');
while (w++ < 14) MSerial.write(' ');
}
// print modify date/time if requested
if (flags & LS_DATE) {
pr->write(' ');
printFatDate(pr, dir.lastWriteDate);
pr->write(' ');
printFatTime(pr, dir.lastWriteTime);
MSerial.write(' ');
printFatDate( dir.lastWriteDate);
MSerial.write(' ');
printFatTime( dir.lastWriteTime);
}
// print size if requested
if (!DIR_IS_SUBDIR(&dir) && (flags & LS_SIZE)) {
pr->write(' ');
pr->print(dir.fileSize);
MSerial.write(' ');
MSerial.print(dir.fileSize);
}
pr->println();
MSerial.println();
return DIR_IS_FILE(&dir) ? 1 : 2;
}
//------------------------------------------------------------------------------
@@ -940,17 +929,7 @@ int SdBaseFile::peek() {
if (c >= 0) setpos(&pos);
return c;
}
//------------------------------------------------------------------------------
/** %Print the name field of a directory entry in 8.3 format to Serial.
*
* \param[in] dir The directory structure containing the name.
* \param[in] width Blank fill name if length is less than \a width.
* \param[in] printSlash Print '/' after directory names if true.
*/
void SdBaseFile::printDirName(const dir_t& dir,
uint8_t width, bool printSlash) {
printDirName(&MSerial, dir, width, printSlash);
}
//------------------------------------------------------------------------------
/** %Print the name field of a directory entry in 8.3 format.
* \param[in] pr Print stream for output.
@@ -958,32 +937,32 @@ void SdBaseFile::printDirName(const dir_t& dir,
* \param[in] width Blank fill name if length is less than \a width.
* \param[in] printSlash Print '/' after directory names if true.
*/
void SdBaseFile::printDirName(Print* pr, const dir_t& dir,
void SdBaseFile::printDirName(const dir_t& dir,
uint8_t width, bool printSlash) {
uint8_t w = 0;
for (uint8_t i = 0; i < 11; i++) {
if (dir.name[i] == ' ')continue;
if (i == 8) {
pr->write('.');
MSerial.write('.');
w++;
}
pr->write(dir.name[i]);
MSerial.write(dir.name[i]);
w++;
}
if (DIR_IS_SUBDIR(&dir) && printSlash) {
pr->write('/');
MSerial.write('/');
w++;
}
while (w < width) {
pr->write(' ');
MSerial.write(' ');
w++;
}
}
//------------------------------------------------------------------------------
// print uint8_t with width 2
static void print2u(Print* pr, uint8_t v) {
if (v < 10) pr->write('0');
pr->print(v, DEC);
static void print2u( uint8_t v) {
if (v < 10) MSerial.write('0');
MSerial.print(v, DEC);
}
//------------------------------------------------------------------------------
/** %Print a directory date field to Serial.
@@ -992,9 +971,7 @@ static void print2u(Print* pr, uint8_t v) {
*
* \param[in] fatDate The date field from a directory entry.
*/
void SdBaseFile::printFatDate(uint16_t fatDate) {
printFatDate(&MSerial, fatDate);
}
//------------------------------------------------------------------------------
/** %Print a directory date field.
*
@@ -1003,23 +980,14 @@ void SdBaseFile::printFatDate(uint16_t fatDate) {
* \param[in] pr Print stream for output.
* \param[in] fatDate The date field from a directory entry.
*/
void SdBaseFile::printFatDate(Print* pr, uint16_t fatDate) {
pr->print(FAT_YEAR(fatDate));
pr->write('-');
print2u(pr, FAT_MONTH(fatDate));
pr->write('-');
print2u(pr, FAT_DAY(fatDate));
}
//------------------------------------------------------------------------------
/** %Print a directory time field to Serial.
*
* Format is hh:mm:ss.
*
* \param[in] fatTime The time field from a directory entry.
*/
void SdBaseFile::printFatTime(uint16_t fatTime) {
printFatTime(&MSerial, fatTime);
void SdBaseFile::printFatDate(uint16_t fatDate) {
MSerial.print(FAT_YEAR(fatDate));
MSerial.write('-');
print2u( FAT_MONTH(fatDate));
MSerial.write('-');
print2u( FAT_DAY(fatDate));
}
//------------------------------------------------------------------------------
/** %Print a directory time field.
*
@@ -1028,12 +996,12 @@ void SdBaseFile::printFatTime(uint16_t fatTime) {
* \param[in] pr Print stream for output.
* \param[in] fatTime The time field from a directory entry.
*/
void SdBaseFile::printFatTime(Print* pr, uint16_t fatTime) {
print2u(pr, FAT_HOUR(fatTime));
pr->write(':');
print2u(pr, FAT_MINUTE(fatTime));
pr->write(':');
print2u(pr, FAT_SECOND(fatTime));
void SdBaseFile::printFatTime( uint16_t fatTime) {
print2u( FAT_HOUR(fatTime));
MSerial.write(':');
print2u( FAT_MINUTE(fatTime));
MSerial.write(':');
print2u( FAT_SECOND(fatTime));
}
//------------------------------------------------------------------------------
/** Print a file's name to Serial

13
Marlin/SdBaseFile.h
View File

@@ -270,8 +270,7 @@ class SdBaseFile {
bool isRoot() const {
return type_ == FAT_FILE_TYPE_ROOT_FIXED || type_ == FAT_FILE_TYPE_ROOT32;
}
void ls(Print* pr, uint8_t flags = 0, uint8_t indent = 0);
void ls(uint8_t flags = 0);
void ls( uint8_t flags = 0, uint8_t indent = 0);
bool mkdir(SdBaseFile* dir, const char* path, bool pFlag = true);
// alias for backward compactability
bool makeDir(SdBaseFile* dir, const char* path) {
@@ -284,9 +283,7 @@ class SdBaseFile {
bool openRoot(SdVolume* vol);
int peek();
static void printFatDate(uint16_t fatDate);
static void printFatDate(Print* pr, uint16_t fatDate);
static void printFatTime(uint16_t fatTime);
static void printFatTime(Print* pr, uint16_t fatTime);
static void printFatTime( uint16_t fatTime);
bool printName();
int16_t read();
int16_t read(void* buf, uint16_t nbyte);
@@ -359,7 +356,7 @@ class SdBaseFile {
bool addCluster();
bool addDirCluster();
dir_t* cacheDirEntry(uint8_t action);
int8_t lsPrintNext(Print *pr, uint8_t flags, uint8_t indent);
int8_t lsPrintNext( uint8_t flags, uint8_t indent);
static bool make83Name(const char* str, uint8_t* name, const char** ptr);
bool mkdir(SdBaseFile* parent, const uint8_t dname[11]);
bool open(SdBaseFile* dirFile, const uint8_t dname[11], uint8_t oflag);
@@ -367,9 +364,7 @@ class SdBaseFile {
dir_t* readDirCache();
//------------------------------------------------------------------------------
// to be deleted
static void printDirName(const dir_t& dir,
uint8_t width, bool printSlash);
static void printDirName(Print* pr, const dir_t& dir,
static void printDirName( const dir_t& dir,
uint8_t width, bool printSlash);
//------------------------------------------------------------------------------
// Deprecated functions - suppress cpplint warnings with NOLINT comment

14
Marlin/SdFatUtil.cpp
View File

@@ -43,8 +43,8 @@ int SdFatUtil::FreeRam() {
* \param[in] pr Print object for output.
* \param[in] str Pointer to string stored in flash memory.
*/
void SdFatUtil::print_P(Print* pr, PGM_P str) {
for (uint8_t c; (c = pgm_read_byte(str)); str++) pr->write(c);
void SdFatUtil::print_P( PGM_P str) {
for (uint8_t c; (c = pgm_read_byte(str)); str++) MSerial.write(c);
}
//------------------------------------------------------------------------------
/** %Print a string in flash memory followed by a CR/LF.
@@ -52,9 +52,9 @@ void SdFatUtil::print_P(Print* pr, PGM_P str) {
* \param[in] pr Print object for output.
* \param[in] str Pointer to string stored in flash memory.
*/
void SdFatUtil::println_P(Print* pr, PGM_P str) {
print_P(pr, str);
pr->println();
void SdFatUtil::println_P( PGM_P str) {
print_P( str);
MSerial.println();
}
//------------------------------------------------------------------------------
/** %Print a string in flash memory to Serial.
@@ -62,7 +62,7 @@ void SdFatUtil::println_P(Print* pr, PGM_P str) {
* \param[in] str Pointer to string stored in flash memory.
*/
void SdFatUtil::SerialPrint_P(PGM_P str) {
print_P(&MSerial, str);
print_P(str);
}
//------------------------------------------------------------------------------
/** %Print a string in flash memory to Serial followed by a CR/LF.
@@ -70,5 +70,5 @@ void SdFatUtil::SerialPrint_P(PGM_P str) {
* \param[in] str Pointer to string stored in flash memory.
*/
void SdFatUtil::SerialPrintln_P(PGM_P str) {
println_P(&MSerial, str);
println_P( str);
}

94
Marlin/SdFatUtil.h
View File

@@ -1,48 +1,48 @@
/* Arduino SdFat Library
* Copyright (C) 2008 by William Greiman
*
* This file is part of the Arduino SdFat Library
*
* This Library is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This Library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with the Arduino SdFat Library. If not, see
* <http://www.gnu.org/licenses/>.
*/
#ifndef SdFatUtil_h
#define SdFatUtil_h
/**
* \file
* \brief Useful utility functions.
*/
#include <avr/pgmspace.h>
#if ARDUINO < 100
#define HardwareSerial_h // trick to disable the standard HWserial
#include <WProgram.h>
#include "MarlinSerial.h"
#else // ARDUINO
#include <Arduino.h>
#endif // ARDUINO
/** Store and print a string in flash memory.*/
#define PgmPrint(x) SerialPrint_P(PSTR(x))
/** Store and print a string in flash memory followed by a CR/LF.*/
#define PgmPrintln(x) SerialPrintln_P(PSTR(x))
namespace SdFatUtil {
int FreeRam();
void print_P(Print* pr, PGM_P str);
void println_P(Print* pr, PGM_P str);
void SerialPrint_P(PGM_P str);
void SerialPrintln_P(PGM_P str);
}
using namespace SdFatUtil; // NOLINT
/* Arduino SdFat Library
* Copyright (C) 2008 by William Greiman
*
* This file is part of the Arduino SdFat Library
*
* This Library is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This Library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with the Arduino SdFat Library. If not, see
* <http://www.gnu.org/licenses/>.
*/
#ifndef SdFatUtil_h
#define SdFatUtil_h
/**
* \file
* \brief Useful utility functions.
*/
#include <avr/pgmspace.h>
#if ARDUINO < 100
#define HardwareSerial_h // trick to disable the standard HWserial
#include <WProgram.h>
#include "MarlinSerial.h"
#else // ARDUINO
#include <Arduino.h>
#endif // ARDUINO
/** Store and print a string in flash memory.*/
#define PgmPrint(x) SerialPrint_P(PSTR(x))
/** Store and print a string in flash memory followed by a CR/LF.*/
#define PgmPrintln(x) SerialPrintln_P(PSTR(x))
namespace SdFatUtil {
int FreeRam();
void print_P( PGM_P str);
void println_P( PGM_P str);
void SerialPrint_P(PGM_P str);
void SerialPrintln_P(PGM_P str);
}
using namespace SdFatUtil; // NOLINT
#endif // #define SdFatUtil_h