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feat(kernel): 🎨 add whileto macro for conditional looping with timeout

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EnderIce2 2025-05-28 02:05:16 +00:00
parent 13ce994edf
commit 12ae5a83da
Signed by: enderice2
GPG Key ID: FEB6B8A8507BA62E
1 changed files with 8 additions and 1 deletions
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9
Kernel/include/types.h
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@ -245,7 +245,14 @@ public:
T operator->() { return ptr; } T operator->() { return ptr; }
T operator*() { return *ptr; } T operator*() { return *ptr; }
}; };
#endif // __cplusplus #endif
/** Usage: int timed_out = 0; whileto(cond, n, timed_out) { ... }
Loops while (cond) is true, up to n times, then breaks.
Sets timed_out to 1 if the loop exited due to timeout, 0 otherwise. */
#define whileto(cond, n, timed_out) \
for (int __whileto_count = 0, __whileto_break = 1; __whileto_break && (cond) && __whileto_count < (n); ++__whileto_count, __whileto_break = 1) \
for (; __whileto_break; __whileto_break = 0, timed_out = !((cond) && __whileto_count < (n)))
#define INT8_MAX __INT8_MAX__ #define INT8_MAX __INT8_MAX__
#define INT8_MIN (-INT8_MAX - 1) #define INT8_MIN (-INT8_MAX - 1)