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Fix M503C #25688

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Apr 16, 2023
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16 changes: 12 additions & 4 deletions Marlin/src/gcode/eeprom/M500-M504.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -66,11 +66,19 @@ void GcodeSuite::M502() {

#if ENABLED(CONFIGURATION_EMBEDDING)
if (parser.seen_test('C')) {
SdBaseFile file;
const uint16_t size = sizeof(mc_zip);
MediaFile file;
// Need to create the config size on the SD card
if (file.open(card.getroot(), "mc.zip", O_WRITE|O_CREAT) && file.write(pgm_read_ptr(mc_zip), size) != -1 && file.close())
SERIAL_ECHO_MSG("Configuration saved as 'mc.zip'");
MediaFile root = card.getroot();
if (file.open(&root, "mc.zip", O_WRITE|O_CREAT)) {
bool success = true;
for (uint16_t i = 0; success && i < sizeof(mc_zip); ++i) {
const uint8_t c = pgm_read_byte(&mc_zip[i]);
file.write(c);
}
success = file.close() && success;

if (success) SERIAL_ECHO_MSG("Configuration saved as 'mc.zip'");
}
}
#endif
}
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3 changes: 2 additions & 1 deletion buildroot/share/PlatformIO/scripts/signature.py
Original file line number Diff line number Diff line change
Expand Up @@ -56,13 +56,14 @@ def compute_build_signature(env):
files_to_keep = [ 'Marlin/Configuration.h', 'Marlin/Configuration_adv.h' ]

build_path = Path(env['PROJECT_BUILD_DIR'], env['PIOENV'])
build_path_relative = Path('.pio', 'build', env['PIOENV'])

# Check if we can skip processing
hashes = ''
for header in files_to_keep:
hashes += get_file_sha256sum(header)[0:10]

marlin_json = build_path / 'marlin_config.json'
marlin_json = build_path_relative / 'marlin_config.json'
marlin_zip = build_path / 'mc.zip'

# Read existing config file
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