rau cha / mbed-src-I2CWaitFix

fix for mbed lib issue 3 (i2c problem) see also https://mbed.org/users/mbed_official/code/mbed/issues/3 affected implementations: LPC812, LPC11U24, LPC1768, LPC2368, LPC4088

Fork of mbed-src by mbed official

common/stdio.cpp@13:bd9ff402dd42, 2013-08-05 (annotated)

Committer:
Shikaneo
Date:
Mon Aug 05 02:27:27 2013 +0000
Revision:
13:bd9ff402dd42
Parent:
10:3bc89ef62ce7 
equipped timeout

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 0:fd0d7bdfcdc2 1 /* mbed Microcontroller Library
emilmont 2:143cac498751 2 * Copyright (c) 2006-2013 ARM Limited
mbed_official 0:fd0d7bdfcdc2 3 *
emilmont 2:143cac498751 4 * Licensed under the Apache License, Version 2.0 (the "License");
emilmont 2:143cac498751 5 * you may not use this file except in compliance with the License.
emilmont 2:143cac498751 6 * You may obtain a copy of the License at
mbed_official 0:fd0d7bdfcdc2 7 *
emilmont 2:143cac498751 8 * http://www.apache.org/licenses/LICENSE-2.0
mbed_official 0:fd0d7bdfcdc2 9 *
emilmont 2:143cac498751 10 * Unless required by applicable law or agreed to in writing, software
emilmont 2:143cac498751 11 * distributed under the License is distributed on an "AS IS" BASIS,
emilmont 2:143cac498751 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
emilmont 2:143cac498751 13 * See the License for the specific language governing permissions and
emilmont 2:143cac498751 14 * limitations under the License.
mbed_official 0:fd0d7bdfcdc2 15 */
mbed_official 0:fd0d7bdfcdc2 16 #include "platform.h"
mbed_official 0:fd0d7bdfcdc2 17 #include "FileHandle.h"
mbed_official 0:fd0d7bdfcdc2 18 #include "FileSystemLike.h"
emilmont 2:143cac498751 19 #include "FilePath.h"
mbed_official 0:fd0d7bdfcdc2 20 #include "serial_api.h"
mbed_official 0:fd0d7bdfcdc2 21 #include <errno.h>
mbed_official 0:fd0d7bdfcdc2 22
emilmont 2:143cac498751 23 #if defined(__ARMCC_VERSION)
mbed_official 0:fd0d7bdfcdc2 24 # include <rt_sys.h>
mbed_official 0:fd0d7bdfcdc2 25 # define PREFIX(x) _sys##x
mbed_official 0:fd0d7bdfcdc2 26 # define OPEN_MAX _SYS_OPEN
mbed_official 0:fd0d7bdfcdc2 27 # ifdef __MICROLIB
mbed_official 0:fd0d7bdfcdc2 28 # pragma import(__use_full_stdio)
mbed_official 0:fd0d7bdfcdc2 29 # endif
mbed_official 0:fd0d7bdfcdc2 30
emilmont 2:143cac498751 31 #elif defined(__ICCARM__)
emilmont 2:143cac498751 32 # include <yfuns.h>
emilmont 2:143cac498751 33 # define PREFIX(x) _##x
emilmont 2:143cac498751 34 # define OPEN_MAX 16
emilmont 2:143cac498751 35
emilmont 2:143cac498751 36 # define STDIN_FILENO 0
emilmont 2:143cac498751 37 # define STDOUT_FILENO 1
emilmont 2:143cac498751 38 # define STDERR_FILENO 2
emilmont 2:143cac498751 39
mbed_official 0:fd0d7bdfcdc2 40 #else
mbed_official 0:fd0d7bdfcdc2 41 # include <sys/stat.h>
mbed_official 0:fd0d7bdfcdc2 42 # include <sys/unistd.h>
mbed_official 0:fd0d7bdfcdc2 43 # include <sys/syslimits.h>
mbed_official 0:fd0d7bdfcdc2 44 # define PREFIX(x) x
mbed_official 0:fd0d7bdfcdc2 45 #endif
mbed_official 0:fd0d7bdfcdc2 46
mbed_official 0:fd0d7bdfcdc2 47 using namespace mbed;
mbed_official 0:fd0d7bdfcdc2 48
emilmont 7:3a1b3e92fa02 49 #if defined(__MICROLIB) && (__ARMCC_VERSION>5030000)
emilmont 7:3a1b3e92fa02 50 // Before version 5.03, we were using a patched version of microlib with proper names
emilmont 7:3a1b3e92fa02 51 extern const char __stdin_name[] = ":tt";
emilmont 7:3a1b3e92fa02 52 extern const char __stdout_name[] = ":tt";
emilmont 7:3a1b3e92fa02 53 extern const char __stderr_name[] = ":tt";
emilmont 7:3a1b3e92fa02 54
emilmont 7:3a1b3e92fa02 55 #else
mbed_official 0:fd0d7bdfcdc2 56 extern const char __stdin_name[] = "/stdin";
mbed_official 0:fd0d7bdfcdc2 57 extern const char __stdout_name[] = "/stdout";
mbed_official 0:fd0d7bdfcdc2 58 extern const char __stderr_name[] = "/stderr";
emilmont 7:3a1b3e92fa02 59 #endif
mbed_official 0:fd0d7bdfcdc2 60
mbed_official 0:fd0d7bdfcdc2 61 /* newlib has the filehandle field in the FILE struct as a short, so
mbed_official 0:fd0d7bdfcdc2 62 * we can't just return a Filehandle* from _open and instead have to
mbed_official 0:fd0d7bdfcdc2 63 * put it in a filehandles array and return the index into that array
mbed_official 0:fd0d7bdfcdc2 64 * (or rather index+3, as filehandles 0-2 are stdin/out/err).
mbed_official 0:fd0d7bdfcdc2 65 */
mbed_official 0:fd0d7bdfcdc2 66 static FileHandle *filehandles[OPEN_MAX];
mbed_official 0:fd0d7bdfcdc2 67
mbed_official 0:fd0d7bdfcdc2 68 FileHandle::~FileHandle() {
mbed_official 0:fd0d7bdfcdc2 69 /* Remove all open filehandles for this */
mbed_official 0:fd0d7bdfcdc2 70 for (unsigned int fh_i = 0; fh_i < sizeof(filehandles)/sizeof(*filehandles); fh_i++) {
mbed_official 0:fd0d7bdfcdc2 71 if (filehandles[fh_i] == this) {
mbed_official 0:fd0d7bdfcdc2 72 filehandles[fh_i] = NULL;
mbed_official 0:fd0d7bdfcdc2 73 }
mbed_official 0:fd0d7bdfcdc2 74 }
mbed_official 0:fd0d7bdfcdc2 75 }
mbed_official 0:fd0d7bdfcdc2 76
mbed_official 0:fd0d7bdfcdc2 77 #if DEVICE_SERIAL
mbed_official 0:fd0d7bdfcdc2 78 extern int stdio_uart_inited;
mbed_official 0:fd0d7bdfcdc2 79 extern serial_t stdio_uart;
mbed_official 0:fd0d7bdfcdc2 80 #endif
mbed_official 0:fd0d7bdfcdc2 81
mbed_official 0:fd0d7bdfcdc2 82 static void init_serial() {
mbed_official 0:fd0d7bdfcdc2 83 #if DEVICE_SERIAL
mbed_official 0:fd0d7bdfcdc2 84 if (stdio_uart_inited) return;
mbed_official 0:fd0d7bdfcdc2 85 serial_init(&stdio_uart, STDIO_UART_TX, STDIO_UART_RX);
mbed_official 0:fd0d7bdfcdc2 86 #endif
mbed_official 0:fd0d7bdfcdc2 87 }
mbed_official 0:fd0d7bdfcdc2 88
emilmont 2:143cac498751 89 static inline int openmode_to_posix(int openmode) {
emilmont 2:143cac498751 90 int posix = openmode;
mbed_official 0:fd0d7bdfcdc2 91 #ifdef __ARMCC_VERSION
emilmont 2:143cac498751 92 if (openmode & OPEN_PLUS) {
emilmont 2:143cac498751 93 posix = O_RDWR;
emilmont 2:143cac498751 94 } else if(openmode & OPEN_W) {
emilmont 2:143cac498751 95 posix = O_WRONLY;
emilmont 2:143cac498751 96 } else if(openmode & OPEN_A) {
emilmont 2:143cac498751 97 posix = O_WRONLY|O_APPEND;
mbed_official 0:fd0d7bdfcdc2 98 } else {
emilmont 2:143cac498751 99 posix = O_RDONLY;
mbed_official 0:fd0d7bdfcdc2 100 }
mbed_official 0:fd0d7bdfcdc2 101 /* a, w, a+, w+ all create if file does not already exist */
emilmont 2:143cac498751 102 if (openmode & (OPEN_A|OPEN_W)) {
emilmont 2:143cac498751 103 posix |= O_CREAT;
mbed_official 0:fd0d7bdfcdc2 104 }
mbed_official 0:fd0d7bdfcdc2 105 /* w and w+ truncate */
emilmont 2:143cac498751 106 if (openmode & OPEN_W) {
emilmont 2:143cac498751 107 posix |= O_TRUNC;
mbed_official 0:fd0d7bdfcdc2 108 }
emilmont 2:143cac498751 109 #elif defined(__ICCARM__)
emilmont 2:143cac498751 110 switch (openmode & _LLIO_RDWRMASK) {
emilmont 2:143cac498751 111 case _LLIO_RDONLY: posix = O_RDONLY; break;
emilmont 2:143cac498751 112 case _LLIO_WRONLY: posix = O_WRONLY; break;
emilmont 2:143cac498751 113 case _LLIO_RDWR : posix = O_RDWR ; break;
emilmont 2:143cac498751 114 }
emilmont 2:143cac498751 115 if (openmode & _LLIO_CREAT ) posix |= O_CREAT;
emilmont 2:143cac498751 116 if (openmode & _LLIO_APPEND) posix |= O_APPEND;
emilmont 2:143cac498751 117 if (openmode & _LLIO_TRUNC ) posix |= O_TRUNC;
emilmont 2:143cac498751 118 #endif
emilmont 2:143cac498751 119 return posix;
mbed_official 0:fd0d7bdfcdc2 120 }
mbed_official 0:fd0d7bdfcdc2 121
mbed_official 0:fd0d7bdfcdc2 122 extern "C" FILEHANDLE PREFIX(_open)(const char* name, int openmode) {
mbed_official 0:fd0d7bdfcdc2 123 /* Use the posix convention that stdin,out,err are filehandles 0,1,2.
mbed_official 0:fd0d7bdfcdc2 124 */
mbed_official 0:fd0d7bdfcdc2 125 if (std::strcmp(name, __stdin_name) == 0) {
mbed_official 0:fd0d7bdfcdc2 126 init_serial();
mbed_official 0:fd0d7bdfcdc2 127 return 0;
mbed_official 0:fd0d7bdfcdc2 128 } else if (std::strcmp(name, __stdout_name) == 0) {
mbed_official 0:fd0d7bdfcdc2 129 init_serial();
mbed_official 0:fd0d7bdfcdc2 130 return 1;
emilmont 8:4e25b8576136 131 } else if (std::strcmp(name, __stderr_name) == 0) {
mbed_official 0:fd0d7bdfcdc2 132 init_serial();
mbed_official 0:fd0d7bdfcdc2 133 return 2;
mbed_official 0:fd0d7bdfcdc2 134 }
emilmont 2:143cac498751 135
mbed_official 0:fd0d7bdfcdc2 136 // find the first empty slot in filehandles
mbed_official 0:fd0d7bdfcdc2 137 unsigned int fh_i;
mbed_official 0:fd0d7bdfcdc2 138 for (fh_i = 0; fh_i < sizeof(filehandles)/sizeof(*filehandles); fh_i++) {
mbed_official 0:fd0d7bdfcdc2 139 if (filehandles[fh_i] == NULL) break;
mbed_official 0:fd0d7bdfcdc2 140 }
mbed_official 0:fd0d7bdfcdc2 141 if (fh_i >= sizeof(filehandles)/sizeof(*filehandles)) {
mbed_official 0:fd0d7bdfcdc2 142 return -1;
mbed_official 0:fd0d7bdfcdc2 143 }
emilmont 2:143cac498751 144
mbed_official 0:fd0d7bdfcdc2 145 FileHandle *res;
emilmont 2:143cac498751 146
mbed_official 0:fd0d7bdfcdc2 147 /* FILENAME: ":0x12345678" describes a FileLike* */
mbed_official 0:fd0d7bdfcdc2 148 if (name[0] == ':') {
mbed_official 0:fd0d7bdfcdc2 149 void *p;
mbed_official 0:fd0d7bdfcdc2 150 sscanf(name, ":%p", &p);
mbed_official 0:fd0d7bdfcdc2 151 res = (FileHandle*)p;
emilmont 2:143cac498751 152
mbed_official 0:fd0d7bdfcdc2 153 /* FILENAME: "/file_system/file_name" */
mbed_official 0:fd0d7bdfcdc2 154 } else {
mbed_official 0:fd0d7bdfcdc2 155 FilePath path(name);
emilmont 2:143cac498751 156
emilmont 2:143cac498751 157 if (path.isFile()) {
emilmont 2:143cac498751 158 res = path.file();
emilmont 2:143cac498751 159 } else {
emilmont 2:143cac498751 160 FileSystemLike *fs = path.fileSystem();
emilmont 2:143cac498751 161 if (fs == NULL) return -1;
emilmont 2:143cac498751 162 int posix_mode = openmode_to_posix(openmode);
emilmont 2:143cac498751 163 res = fs->open(path.fileName(), posix_mode); /* NULL if fails */
emilmont 2:143cac498751 164 }
mbed_official 0:fd0d7bdfcdc2 165 }
emilmont 2:143cac498751 166
mbed_official 0:fd0d7bdfcdc2 167 if (res == NULL) return -1;
mbed_official 0:fd0d7bdfcdc2 168 filehandles[fh_i] = res;
emilmont 2:143cac498751 169
mbed_official 0:fd0d7bdfcdc2 170 return fh_i + 3; // +3 as filehandles 0-2 are stdin/out/err
mbed_official 0:fd0d7bdfcdc2 171 }
mbed_official 0:fd0d7bdfcdc2 172
mbed_official 0:fd0d7bdfcdc2 173 extern "C" int PREFIX(_close)(FILEHANDLE fh) {
mbed_official 0:fd0d7bdfcdc2 174 if (fh < 3) return 0;
emilmont 2:143cac498751 175
mbed_official 0:fd0d7bdfcdc2 176 FileHandle* fhc = filehandles[fh-3];
mbed_official 0:fd0d7bdfcdc2 177 filehandles[fh-3] = NULL;
mbed_official 0:fd0d7bdfcdc2 178 if (fhc == NULL) return -1;
emilmont 2:143cac498751 179
mbed_official 0:fd0d7bdfcdc2 180 return fhc->close();
mbed_official 0:fd0d7bdfcdc2 181 }
mbed_official 0:fd0d7bdfcdc2 182
emilmont 2:143cac498751 183 #if defined(__ICCARM__)
emilmont 2:143cac498751 184 extern "C" size_t __write (int fh, const unsigned char *buffer, size_t length) {
emilmont 2:143cac498751 185 #else
emilmont 2:143cac498751 186 extern "C" int PREFIX(_write)(FILEHANDLE fh, const unsigned char *buffer, unsigned int length, int mode) {
emilmont 2:143cac498751 187 #endif
mbed_official 0:fd0d7bdfcdc2 188 int n; // n is the number of bytes written
mbed_official 0:fd0d7bdfcdc2 189 if (fh < 3) {
mbed_official 0:fd0d7bdfcdc2 190 #if DEVICE_SERIAL
mbed_official 0:fd0d7bdfcdc2 191 if (!stdio_uart_inited) init_serial();
mbed_official 0:fd0d7bdfcdc2 192 for (unsigned int i = 0; i < length; i++) {
mbed_official 0:fd0d7bdfcdc2 193 serial_putc(&stdio_uart, buffer[i]);
mbed_official 0:fd0d7bdfcdc2 194 }
mbed_official 0:fd0d7bdfcdc2 195 #endif
mbed_official 0:fd0d7bdfcdc2 196 n = length;
mbed_official 0:fd0d7bdfcdc2 197 } else {
mbed_official 0:fd0d7bdfcdc2 198 FileHandle* fhc = filehandles[fh-3];
mbed_official 0:fd0d7bdfcdc2 199 if (fhc == NULL) return -1;
emilmont 2:143cac498751 200
mbed_official 0:fd0d7bdfcdc2 201 n = fhc->write(buffer, length);
mbed_official 0:fd0d7bdfcdc2 202 }
mbed_official 0:fd0d7bdfcdc2 203 #ifdef __ARMCC_VERSION
mbed_official 0:fd0d7bdfcdc2 204 return length-n;
mbed_official 0:fd0d7bdfcdc2 205 #else
mbed_official 0:fd0d7bdfcdc2 206 return n;
emilmont 2:143cac498751 207 #endif
mbed_official 0:fd0d7bdfcdc2 208 }
mbed_official 0:fd0d7bdfcdc2 209
emilmont 2:143cac498751 210 #if defined(__ICCARM__)
emilmont 2:143cac498751 211 extern "C" size_t __read (int fh, unsigned char *buffer, size_t length) {
emilmont 2:143cac498751 212 #else
emilmont 2:143cac498751 213 extern "C" int PREFIX(_read)(FILEHANDLE fh, unsigned char *buffer, unsigned int length, int mode) {
emilmont 2:143cac498751 214 #endif
mbed_official 0:fd0d7bdfcdc2 215 int n; // n is the number of bytes read
mbed_official 0:fd0d7bdfcdc2 216 if (fh < 3) {
mbed_official 0:fd0d7bdfcdc2 217 // only read a character at a time from stdin
mbed_official 0:fd0d7bdfcdc2 218 #if DEVICE_SERIAL
mbed_official 0:fd0d7bdfcdc2 219 *buffer = serial_getc(&stdio_uart);
mbed_official 0:fd0d7bdfcdc2 220 #endif
mbed_official 0:fd0d7bdfcdc2 221 n = 1;
mbed_official 0:fd0d7bdfcdc2 222 } else {
mbed_official 0:fd0d7bdfcdc2 223 FileHandle* fhc = filehandles[fh-3];
mbed_official 0:fd0d7bdfcdc2 224 if (fhc == NULL) return -1;
emilmont 2:143cac498751 225
mbed_official 0:fd0d7bdfcdc2 226 n = fhc->read(buffer, length);
mbed_official 0:fd0d7bdfcdc2 227 }
mbed_official 0:fd0d7bdfcdc2 228 #ifdef __ARMCC_VERSION
mbed_official 0:fd0d7bdfcdc2 229 return length-n;
mbed_official 0:fd0d7bdfcdc2 230 #else
mbed_official 0:fd0d7bdfcdc2 231 return n;
emilmont 2:143cac498751 232 #endif
mbed_official 0:fd0d7bdfcdc2 233 }
mbed_official 0:fd0d7bdfcdc2 234
mbed_official 0:fd0d7bdfcdc2 235 #ifdef __ARMCC_VERSION
mbed_official 0:fd0d7bdfcdc2 236 extern "C" int PREFIX(_istty)(FILEHANDLE fh)
mbed_official 0:fd0d7bdfcdc2 237 #else
emilmont 2:143cac498751 238 extern "C" int _isatty(FILEHANDLE fh)
mbed_official 0:fd0d7bdfcdc2 239 #endif
mbed_official 0:fd0d7bdfcdc2 240 {
mbed_official 0:fd0d7bdfcdc2 241 /* stdin, stdout and stderr should be tty */
mbed_official 0:fd0d7bdfcdc2 242 if (fh < 3) return 1;
emilmont 2:143cac498751 243
mbed_official 0:fd0d7bdfcdc2 244 FileHandle* fhc = filehandles[fh-3];
mbed_official 0:fd0d7bdfcdc2 245 if (fhc == NULL) return -1;
emilmont 2:143cac498751 246
mbed_official 0:fd0d7bdfcdc2 247 return fhc->isatty();
mbed_official 0:fd0d7bdfcdc2 248 }
mbed_official 0:fd0d7bdfcdc2 249
emilmont 2:143cac498751 250 extern "C"
emilmont 2:143cac498751 251 #if defined(__ARMCC_VERSION)
emilmont 2:143cac498751 252 int _sys_seek(FILEHANDLE fh, long position)
emilmont 2:143cac498751 253 #elif defined(__ICCARM__)
emilmont 2:143cac498751 254 long __lseek(int fh, long offset, int whence)
mbed_official 0:fd0d7bdfcdc2 255 #else
emilmont 2:143cac498751 256 int _lseek(FILEHANDLE fh, int offset, int whence)
emilmont 2:143cac498751 257 #endif
emilmont 2:143cac498751 258 {
mbed_official 0:fd0d7bdfcdc2 259 if (fh < 3) return 0;
emilmont 2:143cac498751 260
emilmont 2:143cac498751 261 FileHandle* fhc = filehandles[fh-3];
mbed_official 0:fd0d7bdfcdc2 262 if (fhc == NULL) return -1;
emilmont 2:143cac498751 263
emilmont 2:143cac498751 264 #if defined(__ARMCC_VERSION)
emilmont 2:143cac498751 265 return fhc->lseek(position, SEEK_SET);
emilmont 2:143cac498751 266 #else
mbed_official 0:fd0d7bdfcdc2 267 return fhc->lseek(offset, whence);
emilmont 2:143cac498751 268 #endif
mbed_official 0:fd0d7bdfcdc2 269 }
mbed_official 0:fd0d7bdfcdc2 270
mbed_official 0:fd0d7bdfcdc2 271 #ifdef __ARMCC_VERSION
mbed_official 0:fd0d7bdfcdc2 272 extern "C" int PREFIX(_ensure)(FILEHANDLE fh) {
mbed_official 0:fd0d7bdfcdc2 273 if (fh < 3) return 0;
emilmont 2:143cac498751 274
mbed_official 0:fd0d7bdfcdc2 275 FileHandle* fhc = filehandles[fh-3];
mbed_official 0:fd0d7bdfcdc2 276 if (fhc == NULL) return -1;
emilmont 2:143cac498751 277
mbed_official 0:fd0d7bdfcdc2 278 return fhc->fsync();
mbed_official 0:fd0d7bdfcdc2 279 }
mbed_official 0:fd0d7bdfcdc2 280
mbed_official 0:fd0d7bdfcdc2 281 extern "C" long PREFIX(_flen)(FILEHANDLE fh) {
mbed_official 0:fd0d7bdfcdc2 282 if (fh < 3) return 0;
emilmont 2:143cac498751 283
mbed_official 0:fd0d7bdfcdc2 284 FileHandle* fhc = filehandles[fh-3];
mbed_official 0:fd0d7bdfcdc2 285 if (fhc == NULL) return -1;
emilmont 2:143cac498751 286
mbed_official 0:fd0d7bdfcdc2 287 return fhc->flen();
mbed_official 0:fd0d7bdfcdc2 288 }
mbed_official 0:fd0d7bdfcdc2 289 #endif
mbed_official 0:fd0d7bdfcdc2 290
mbed_official 0:fd0d7bdfcdc2 291
emilmont 2:143cac498751 292 #if !defined(__ARMCC_VERSION) && !defined(__ICCARM__)
mbed_official 0:fd0d7bdfcdc2 293 extern "C" int _fstat(int fd, struct stat *st) {
mbed_official 0:fd0d7bdfcdc2 294 if ((STDOUT_FILENO == fd) || (STDERR_FILENO == fd) || (STDIN_FILENO == fd)) {
mbed_official 0:fd0d7bdfcdc2 295 st->st_mode = S_IFCHR;
mbed_official 0:fd0d7bdfcdc2 296 return 0;
mbed_official 0:fd0d7bdfcdc2 297 }
emilmont 2:143cac498751 298
mbed_official 0:fd0d7bdfcdc2 299 errno = EBADF;
mbed_official 0:fd0d7bdfcdc2 300 return -1;
mbed_official 0:fd0d7bdfcdc2 301 }
mbed_official 0:fd0d7bdfcdc2 302 #endif
mbed_official 0:fd0d7bdfcdc2 303
mbed_official 0:fd0d7bdfcdc2 304 namespace std {
mbed_official 0:fd0d7bdfcdc2 305 extern "C" int remove(const char *path) {
emilmont 1:62685faffa05 306 FilePath fp(path);
emilmont 1:62685faffa05 307 FileSystemLike *fs = fp.fileSystem();
mbed_official 0:fd0d7bdfcdc2 308 if (fs == NULL) return -1;
emilmont 2:143cac498751 309
emilmont 1:62685faffa05 310 return fs->remove(fp.fileName());
mbed_official 0:fd0d7bdfcdc2 311 }
mbed_official 0:fd0d7bdfcdc2 312
mbed_official 0:fd0d7bdfcdc2 313 extern "C" int rename(const char *oldname, const char *newname) {
mbed_official 0:fd0d7bdfcdc2 314 return -1;
mbed_official 0:fd0d7bdfcdc2 315 }
mbed_official 0:fd0d7bdfcdc2 316
mbed_official 0:fd0d7bdfcdc2 317 extern "C" char *tmpnam(char *s) {
mbed_official 0:fd0d7bdfcdc2 318 return NULL;
mbed_official 0:fd0d7bdfcdc2 319 }
mbed_official 0:fd0d7bdfcdc2 320
mbed_official 0:fd0d7bdfcdc2 321 extern "C" FILE *tmpfile() {
mbed_official 0:fd0d7bdfcdc2 322 return NULL;
mbed_official 0:fd0d7bdfcdc2 323 }
mbed_official 0:fd0d7bdfcdc2 324 } // namespace std
mbed_official 0:fd0d7bdfcdc2 325
mbed_official 0:fd0d7bdfcdc2 326 #ifdef __ARMCC_VERSION
mbed_official 0:fd0d7bdfcdc2 327 extern "C" char *_sys_command_string(char *cmd, int len) {
mbed_official 0:fd0d7bdfcdc2 328 return NULL;
mbed_official 0:fd0d7bdfcdc2 329 }
mbed_official 0:fd0d7bdfcdc2 330 #endif
mbed_official 0:fd0d7bdfcdc2 331
mbed_official 0:fd0d7bdfcdc2 332 extern "C" DIR *opendir(const char *path) {
mbed_official 0:fd0d7bdfcdc2 333 /* root dir is FileSystemLike */
mbed_official 0:fd0d7bdfcdc2 334 if (path[0] == '/' && path[1] == 0) {
mbed_official 0:fd0d7bdfcdc2 335 return FileSystemLike::opendir();
mbed_official 0:fd0d7bdfcdc2 336 }
emilmont 2:143cac498751 337
emilmont 1:62685faffa05 338 FilePath fp(path);
emilmont 1:62685faffa05 339 FileSystemLike* fs = fp.fileSystem();
mbed_official 0:fd0d7bdfcdc2 340 if (fs == NULL) return NULL;
emilmont 2:143cac498751 341
emilmont 1:62685faffa05 342 return fs->opendir(fp.fileName());
mbed_official 0:fd0d7bdfcdc2 343 }
mbed_official 0:fd0d7bdfcdc2 344
mbed_official 0:fd0d7bdfcdc2 345 extern "C" struct dirent *readdir(DIR *dir) {
mbed_official 0:fd0d7bdfcdc2 346 return dir->readdir();
mbed_official 0:fd0d7bdfcdc2 347 }
mbed_official 0:fd0d7bdfcdc2 348
mbed_official 0:fd0d7bdfcdc2 349 extern "C" int closedir(DIR *dir) {
mbed_official 0:fd0d7bdfcdc2 350 return dir->closedir();
mbed_official 0:fd0d7bdfcdc2 351 }
mbed_official 0:fd0d7bdfcdc2 352
mbed_official 0:fd0d7bdfcdc2 353 extern "C" void rewinddir(DIR *dir) {
mbed_official 0:fd0d7bdfcdc2 354 dir->rewinddir();
mbed_official 0:fd0d7bdfcdc2 355 }
mbed_official 0:fd0d7bdfcdc2 356
mbed_official 0:fd0d7bdfcdc2 357 extern "C" off_t telldir(DIR *dir) {
mbed_official 0:fd0d7bdfcdc2 358 return dir->telldir();
mbed_official 0:fd0d7bdfcdc2 359 }
mbed_official 0:fd0d7bdfcdc2 360
mbed_official 0:fd0d7bdfcdc2 361 extern "C" void seekdir(DIR *dir, off_t off) {
mbed_official 0:fd0d7bdfcdc2 362 dir->seekdir(off);
mbed_official 0:fd0d7bdfcdc2 363 }
mbed_official 0:fd0d7bdfcdc2 364
mbed_official 0:fd0d7bdfcdc2 365 extern "C" int mkdir(const char *path, mode_t mode) {
emilmont 1:62685faffa05 366 FilePath fp(path);
emilmont 1:62685faffa05 367 FileSystemLike *fs = fp.fileSystem();
mbed_official 0:fd0d7bdfcdc2 368 if (fs == NULL) return -1;
emilmont 2:143cac498751 369
emilmont 1:62685faffa05 370 return fs->mkdir(fp.fileName(), mode);
mbed_official 0:fd0d7bdfcdc2 371 }
mbed_official 0:fd0d7bdfcdc2 372
mbed_official 0:fd0d7bdfcdc2 373 #if defined(TOOLCHAIN_GCC_CR) || defined(TOOLCHAIN_GCC_CS) || defined(TOOLCHAIN_GCC_ARM)
mbed_official 0:fd0d7bdfcdc2 374 /* prevents the exception handling name demangling code getting pulled in */
mbed_official 0:fd0d7bdfcdc2 375 #include "error.h"
mbed_official 0:fd0d7bdfcdc2 376 namespace __gnu_cxx {
mbed_official 0:fd0d7bdfcdc2 377 void __verbose_terminate_handler() {
mbed_official 0:fd0d7bdfcdc2 378 error("Exception");
mbed_official 0:fd0d7bdfcdc2 379 }
mbed_official 0:fd0d7bdfcdc2 380 }
mbed_official 0:fd0d7bdfcdc2 381 #endif