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5e35871c98
We're not using them yet (specifically in fxlink) because timeouts leave the pipes in undesirable states that currently end up crashing. Some reset mechanism is needed, plus support from the protocol for canceling messages, etc.
36 lines
790 B
C
36 lines
790 B
C
//---
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// gint:defs:timeout - RTC-based timeouts
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//
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// This header provides an interface for simplistic timers used for timeout
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// waiting. Currently they are based on the RTC with a resolution of 1/128 s.
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//---
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#ifndef GINT_DEFS_TIMEOUT
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#define GINT_DEFS_TIMEOUT
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <time.h>
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#include <stdbool.h>
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/* Object holding information about a timeout (specifically, when it expires).
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TODO: timeout: consider using a struct timespec with clock_gettime()? */
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typedef clock_t timeout_t;
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static inline timeout_t timeout_make_ms(int ms)
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{
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return clock() + (int64_t)ms * CLOCKS_PER_SEC / 1000;
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}
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static inline bool timeout_elapsed(timeout_t const *t)
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{
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return t && clock() >= *t;
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}
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#ifdef __cplusplus
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}
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#endif
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#endif /* GINT_DEFS_TIMEOUT */
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