Fix bug: diveToFile breaks M23 (#13865)

This commit is contained in:
Robby Candra 2019-05-03 03:54:24 +07:00 committed by Scott Lahteine
parent e5438a9a03
commit c369477cb0
4 changed files with 42 additions and 11 deletions

View file

@ -392,7 +392,6 @@ void PrintJobRecovery::resume() {
// Resume the SD file from the last position
char *fn = info.sd_filename;
while (*fn == '/') fn++;
sprintf_P(cmd, PSTR("M23 %s"), fn);
gcode.process_subcommands_now(cmd);
sprintf_P(cmd, PSTR("M24 S%ld T%ld"), info.sdpos, info.print_job_elapsed);

View file

@ -29,6 +29,8 @@
/**
* M23: Open a file
*
* The path is relative to the root directory
*/
void GcodeSuite::M23() {
// Simplify3D includes the size, so zero out all spaces (#7227)

View file

@ -461,7 +461,7 @@ void CardReader::openFile(char * const path, const bool read, const bool subcall
stopSDPrint();
SdFile *curDir;
const char * const fname = diveToFile(curDir, path, false);
const char * const fname = diveToFile(curDir, path);
if (!fname) return;
if (read) {
@ -501,7 +501,7 @@ void CardReader::removeFile(const char * const name) {
//stopSDPrint();
SdFile *curDir;
const char * const fname = diveToFile(curDir, name, false);
const char * const fname = diveToFile(curDir, name);
if (!fname) return;
if (file.remove(curDir, fname)) {
@ -641,15 +641,31 @@ uint16_t CardReader::getnrfilenames() {
*
* A NULL result indicates an unrecoverable error.
*/
const char* CardReader::diveToFile(SdFile*& curDir, const char * const path, const bool echo) {
SdFile myDir;
if (path[0] != '/') { curDir = &workDir; return path; }
const char* CardReader::diveToFile(SdFile*& curDir, const char * const path, const bool echo/*=false*/) {
// Track both parent and subfolder
static SdFile newDir1, newDir2;
SdFile *sub = &newDir1, *startDir;
const char *dirname_start = path;
char echo_fn[105];
if (path[0] == '/') {
curDir = &root;
const char *dirname_start = &path[1];
workDirDepth = 0;
dirname_start++;
}
else
curDir = &workDir;
startDir = curDir;
// Start dive
while (dirname_start) {
// Find next sub
char * const dirname_end = strchr(dirname_start, '/');
if (dirname_end <= dirname_start) break;
// Set subDirName
const uint8_t len = dirname_end - dirname_start;
char dosSubdirname[len + 1];
strncpy(dosSubdirname, dirname_start, len);
@ -657,11 +673,25 @@ const char* CardReader::diveToFile(SdFile*& curDir, const char * const path, con
if (echo) SERIAL_ECHOLN(dosSubdirname);
if (!myDir.open(curDir, dosSubdirname, O_READ)) {
// Open curDir
if (!sub->open(curDir, dosSubdirname, O_READ)) {
SERIAL_ECHOLNPAIR(MSG_SD_OPEN_FILE_FAIL, dosSubdirname, ".");
return NULL;
}
curDir = &myDir;
// Close curDir if not at starting-point
if (curDir != startDir) curDir->close();
// curDir now subDir
curDir = sub;
// Update workDirParents and workDirDepth
if (workDirDepth < MAX_DIR_DEPTH) workDirParents[workDirDepth++] = *curDir;
// Point sub pointer to unused newDir
sub = (curDir != &newDir1) ? &newDir1 : &newDir2;
// dirname_start point to next sub
dirname_start = dirname_end + 1;
}
return dirname_start;

View file

@ -88,7 +88,7 @@ public:
static int8_t updir();
static void setroot();
static const char* diveToFile(SdFile*& curDir, const char * const path, const bool echo);
static const char* diveToFile(SdFile*& curDir, const char * const path, const bool echo=false);
static uint16_t get_num_Files();