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Merge pull request #8433 from thinkyhead/bf2_fix_parser_value

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[2.0] Fix parser value handling
This commit is contained in:
Scott Lahteine 2017-11-15 00:49:47 -06:00 committed by GitHub
commit 1c7b9f6d5d
Signed by: GitHub
GPG key ID: 4AEE18F83AFDEB23
1 changed files with 16 additions and 6 deletions
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22
Marlin/src/gcode/parser.cpp
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@ -170,7 +170,7 @@ void GCodeParser::parse(char *p) {
* For 'M118' you must use 'E1' and 'A1' rather than just 'E' or 'A'
*/
string_arg = NULL;
while (char code = *p++) { // Get the next parameter. A NUL ends the loop
while (const char code = *p++) { // Get the next parameter. A NUL ends the loop
// Special handling for M32 [P] !/path/to/file.g#
// The path must be the last parameter
@ -191,12 +191,20 @@ void GCodeParser::parse(char *p) {
if (PARAM_TEST) {
while (*p == ' ') p++; // Skip spaces between parameters & values
const bool has_num = DECIMAL_SIGNED(*p); // The parameter has a number [-+0-9.]
const bool has_num = NUMERIC(p[0]) // [0-9]
|| (p[0] == '.' && NUMERIC(p[1])) // .[0-9]
|| (
(p[0] == '-' || p[0] == '+') && ( // [-+]
NUMERIC(p[1]) // [0-9]
|| (p[1] == '.' && NUMERIC(p[2])) // .[0-9]
)
);
#if ENABLED(DEBUG_GCODE_PARSER)
if (debug) {
SERIAL_ECHOPAIR("Got letter ", code); // DEBUG
SERIAL_ECHOPAIR(" at index ", (int)(p - command_ptr - 1)); // DEBUG
SERIAL_ECHOPAIR("Got letter ", code);
SERIAL_ECHOPAIR(" at index ", (int)(p - command_ptr - 1));
if (has_num) SERIAL_ECHOPGM(" (has_num)");
}
#endif
@ -213,11 +221,13 @@ void GCodeParser::parse(char *p) {
#endif
#if ENABLED(FASTER_GCODE_PARSER)
{
set(code, has_num ? p : NULL // Set parameter exists and pointer (NULL for no number)
#if ENABLED(DEBUG_GCODE_PARSER)
, debug
#endif
);
}
#endif
}
else if (!string_arg) { // Not A-Z? First time, keep as the string_arg
@ -227,8 +237,8 @@ void GCodeParser::parse(char *p) {
#endif
}
if (!WITHIN(*p, 'A', 'Z')) {
while (*p && NUMERIC(*p)) p++; // Skip over the value section of a parameter
if (!WITHIN(*p, 'A', 'Z')) { // Another parameter right away?
while (*p && DECIMAL_SIGNED(*p)) p++; // Skip over the value section of a parameter
while (*p == ' ') p++; // Skip over all spaces
}
}