ManuelW/grbl-LPC-CoreXY
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Fixed atomic access to flags in sys.execute.

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This seems to fix the bug that caused Grbl to hang during some operations,
especially jogging.
This commit is contained in:
Krzysztof Foltman
2014-06-26 23:06:26 +01:00
parent 8ed8005f6c
commit 015d5fa191
7 changed files with 20 additions and 20 deletions
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6
nuts_bolts.h
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@ -44,9 +44,9 @@
// Bit field and masking macros
#define bit(n) (1 << n)
#define bit_true(x,mask) (x |= mask)
#define bit_false(x,mask) (x &= ~mask)
#define bit_toggle(x,mask) (x ^= mask)
#define bit_true(x,mask) {uint8_t sreg = SREG; cli(); (x) |= (mask); SREG = sreg; }
#define bit_false(x,mask) {uint8_t sreg = SREG; cli(); (x) &= ~(mask); SREG = sreg; }
#define bit_toggle(x,mask) {uint8_t sreg = SREG; cli(); (x) ^= (mask); SREG = sreg; }
#define bit_istrue(x,mask) ((x & mask) != 0)
#define bit_isfalse(x,mask) ((x & mask) == 0)