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LITTLEFS update - partition label and multiple partitions, idea copied from SPIFFS (#5023)

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Note, maxOpenFiles parameter is unused but kept for compatibility.
This commit is contained in:
lorol
2021-04-15 07:31:01 -04:00
committed by GitHub
parent 81b7c47203
commit 9a518cd3d7
4 changed files with 80 additions and 19 deletions
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26
libraries/LITTLEFS/examples/LITTLEFS_test/LITTLEFS_test.ino
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@ -4,8 +4,13 @@
/* You only need to format LITTLEFS the first time you run a
test or else use the LITTLEFS plugin to create a partition
https://github.com/lorol/arduino-esp32littlefs-plugin */
https://github.com/lorol/arduino-esp32littlefs-plugin
If you test two partitions, you need to use a custom
partition.csv file, see in the sketch folder */
//#define TWOPART
#define FORMAT_LITTLEFS_IF_FAILED true
void listDir(fs::FS &fs, const char * dirname, uint8_t levels){
@ -123,9 +128,8 @@ void deleteFile(fs::FS &fs, const char * path){
}
}
// SPIFFS-like write and delete file
// SPIFFS-like write and delete file, better use #define CONFIG_LITTLEFS_SPIFFS_COMPAT 1
// See: https://github.com/esp8266/Arduino/blob/master/libraries/LittleFS/src/LittleFS.cpp#L60
void writeFile2(fs::FS &fs, const char * path, const char * message){
if(!fs.exists(path)){
if (strchr(path, '/')) {
@ -158,7 +162,6 @@ void writeFile2(fs::FS &fs, const char * path, const char * message){
file.close();
}
// See: https://github.com/esp8266/Arduino/blob/master/libraries/LittleFS/src/LittleFS.h#L149
void deleteFile2(fs::FS &fs, const char * path){
Serial.printf("Deleting file and empty folders on path: %s\r\n", path);
@ -239,6 +242,19 @@ void testFileIO(fs::FS &fs, const char * path){
void setup(){
Serial.begin(115200);
#ifdef TWOPART
if(!LITTLEFS.begin(FORMAT_LITTLEFS_IF_FAILED, "/lfs2", 5, "part2")){
Serial.println("part2 Mount Failed");
return;
}
appendFile(LITTLEFS, "/hello0.txt", "World0!\r\n");
readFile(LITTLEFS, "/hello0.txt");
LITTLEFS.end();
Serial.println( "Done with part2, work with the first lfs partition..." );
#endif
if(!LITTLEFS.begin(FORMAT_LITTLEFS_IF_FAILED)){
Serial.println("LITTLEFS Mount Failed");
return;
@ -264,7 +280,7 @@ void setup(){
testFileIO(LITTLEFS, "/test.txt");
deleteFile(LITTLEFS, "/test.txt");
Serial.println( "Test complete" );
Serial.println( "Test complete" );
}
void loop(){