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Expand on More RAM concept, address minor bugs

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This commit is contained in:
Scott Lahteine 2014-11-24 20:26:27 -08:00
parent f40cff59f3
commit 87fc00c182
1 changed files with 11 additions and 6 deletions
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17
Marlin/cardreader.cpp
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@ -11,7 +11,7 @@
CardReader::CardReader()
{
#if SORT_USES_MORE_RAM
#if defined(SDCARD_SORT_ALPHA) && SORT_USES_MORE_RAM
sortnames = NULL;
sort_count = 0;
#endif
@ -558,6 +558,13 @@ void CardReader::closefile(bool store_location)
void CardReader::getfilename(const uint8_t nr)
{
#if defined(SDCARD_SORT_ALPHA) && SORT_USES_MORE_RAM
if (nr < sort_count) {
strcpy(diveFilename, sortnames[nr]);
return;
}
#endif
curDir=&workDir;
lsAction=LS_GetFilename;
nrFiles=nr;
@ -642,9 +649,7 @@ void CardReader::getfilename_sorted(const uint8_t nr) {
*/
void CardReader::presort()
{
#if SORT_USES_MORE_RAM
flush_presort();
#endif
flush_presort();
uint16_t fileCnt = getnrfilenames();
if (fileCnt > 0) {
@ -652,7 +657,7 @@ void CardReader::presort()
if (fileCnt > SORT_LIMIT) fileCnt = SORT_LIMIT;
#if SORT_USES_MORE_RAM
sortnames = malloc(fileCnt * sizeof(char*));
sortnames = (char**)malloc(fileCnt * sizeof(char*));
sort_count = fileCnt;
#elif SORT_USES_RAM
char *sortnames[fileCnt];
@ -748,7 +753,7 @@ void CardReader::flush_presort() {
#endif
}
#endif
#endif // SDCARD_SORT_ALPHA
void CardReader::printingHasFinished()
{