MPCNC/Firmware2
1
0
Fork 0
Code Issues 1 Pull Requests Releases Wiki Activity

Make Parser::seen volatile

Browse Source
This commit is contained in:
Scott Lahteine 2017-05-28 18:59:02 -05:00
parent 9a305a467b
commit 0282452cea
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
Marlin/gcode.h
View File

@ -120,7 +120,7 @@ public:
// Code seen bit was set. If not found, value_ptr is unchanged.
// This allows "if (seen('A')||seen('B'))" to use the last-found value.
static bool seen(const char c) {
static volatile bool seen(const char c) {
const uint8_t ind = c - 'A';
if (ind >= COUNT(param)) return false; // Only A-Z
const bool b = TEST(codebits[ind >> 3], ind & 0x7);
@ -132,7 +132,7 @@ public:
// Code is found in the string. If not found, value_ptr is unchanged.
// This allows "if (seen('A')||seen('B'))" to use the last-found value.
static bool seen(const char c) {
static volatile bool seen(const char c) {
const char *p = strchr(command_args, c);
const bool b = !!p;
if (b) value_ptr = DECIMAL_SIGNED(p[1]) ? &p[1] : (char*)NULL;