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Fix failure when trying to open empty file (#1126)

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This commit is contained in:
Ivan Grokhotkov
2015-12-05 16:29:37 +03:00
parent 053de36223
commit f7bbea407e
2 changed files with 20 additions and 1 deletions
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11
cores/esp8266/spiffs_api.cpp
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@ -410,6 +410,17 @@ protected:
FileImplPtr SPIFFSImpl::open(const char* path, OpenMode openMode, AccessMode accessMode) {
int mode = getSpiffsMode(openMode, accessMode);
int fd = SPIFFS_open(&_fs, path, mode, 0);
if (fd < 0 && _fs.err_code == SPIFFS_ERR_DELETED && (openMode & OM_CREATE)) {
DEBUGV("SPIFFSImpl::open: fd=%d path=`%s` openMode=%d accessMode=%d err=%d, trying to remove\r\n",
fd, path, openMode, accessMode, _fs.err_code);
auto rc = SPIFFS_remove(&_fs, path);
if (rc != SPIFFS_OK) {
DEBUGV("SPIFFSImpl::open: SPIFFS_ERR_DELETED, but failed to remove path=`%s` openMode=%d accessMode=%d err=%d\r\n",
path, openMode, accessMode, _fs.err_code);
return FileImplPtr();
}
fd = SPIFFS_open(&_fs, path, mode, 0);
}
if (fd < 0) {
DEBUGV("SPIFFSImpl::open: fd=%d path=`%s` openMode=%d accessMode=%d err=%d\r\n",
fd, path, openMode, accessMode, _fs.err_code);