diff options
author | Yusuke Endoh <[email protected]> | 2022-03-23 18:41:36 +0900 |
---|---|---|
committer | Yusuke Endoh <[email protected]> | 2022-03-30 16:50:46 +0900 |
commit | a94002115beaf989aec4c9b2a746ac8d19440e57 (patch) | |
tree | 5a3f2a2adf001398246d18f78775607a1a19ceeb | |
parent | 42a0bed351979cb4a59c641fa5f03e49609561fd (diff) |
thread.c: Move double2hrtime and hrtime2double to hrtime.h
... to make them available in other places than thread.c
Notes
Notes:
Merged: https://github.com/ruby/ruby/pull/5703
-rw-r--r-- | hrtime.h | 48 | ||||
-rw-r--r-- | thread.c | 40 |
2 files changed, 48 insertions, 40 deletions
@@ -165,4 +165,52 @@ rb_hrtime2timeval(struct timeval *tv, const rb_hrtime_t *hrt) } return 0; } + +#include "internal/warnings.h" +#include "internal/time.h" + +/* + * Back when we used "struct timeval", not all platforms implemented + * tv_sec as time_t. Nowadays we use "struct timespec" and tv_sec + * seems to be implemented more consistently across platforms. + * At least other parts of our code hasn't had to deal with non-time_t + * tv_sec in timespec... + */ +#define TIMESPEC_SEC_MAX TIMET_MAX +#define TIMESPEC_SEC_MIN TIMET_MIN + +COMPILER_WARNING_PUSH +#if __has_warning("-Wimplicit-int-float-conversion") +COMPILER_WARNING_IGNORED(-Wimplicit-int-float-conversion) +#elif defined(_MSC_VER) +/* C4305: 'initializing': truncation from '__int64' to 'const double' */ +COMPILER_WARNING_IGNORED(4305) +#endif +static const double TIMESPEC_SEC_MAX_as_double = TIMESPEC_SEC_MAX; +COMPILER_WARNING_POP + +static inline rb_hrtime_t * +double2hrtime(rb_hrtime_t *hrt, double d) +{ + /* assume timespec.tv_sec has same signedness as time_t */ + const double TIMESPEC_SEC_MAX_PLUS_ONE = 2.0 * (TIMESPEC_SEC_MAX_as_double / 2.0 + 1.0); + + if (TIMESPEC_SEC_MAX_PLUS_ONE <= d) { + return NULL; + } + else if (d <= 0) { + *hrt = 0; + } + else { + *hrt = (rb_hrtime_t)(d * (double)RB_HRTIME_PER_SEC); + } + return hrt; +} + +static inline double +hrtime2double(rb_hrtime_t hrt) +{ + return (double)hrt / (double)RB_HRTIME_PER_SEC; +} + #endif /* RB_HRTIME_H */ @@ -1144,8 +1144,6 @@ remove_from_join_list(VALUE arg) return Qnil; } -static rb_hrtime_t *double2hrtime(rb_hrtime_t *, double); - static int thread_finished(rb_thread_t *th) { @@ -1352,44 +1350,6 @@ thread_value(VALUE self) * Thread Scheduling */ -/* - * Back when we used "struct timeval", not all platforms implemented - * tv_sec as time_t. Nowadays we use "struct timespec" and tv_sec - * seems to be implemented more consistently across platforms. - * At least other parts of our code hasn't had to deal with non-time_t - * tv_sec in timespec... - */ -#define TIMESPEC_SEC_MAX TIMET_MAX -#define TIMESPEC_SEC_MIN TIMET_MIN - -COMPILER_WARNING_PUSH -#if __has_warning("-Wimplicit-int-float-conversion") -COMPILER_WARNING_IGNORED(-Wimplicit-int-float-conversion) -#elif defined(_MSC_VER) -/* C4305: 'initializing': truncation from '__int64' to 'const double' */ -COMPILER_WARNING_IGNORED(4305) -#endif -static const double TIMESPEC_SEC_MAX_as_double = TIMESPEC_SEC_MAX; -COMPILER_WARNING_POP - -static rb_hrtime_t * -double2hrtime(rb_hrtime_t *hrt, double d) -{ - /* assume timespec.tv_sec has same signedness as time_t */ - const double TIMESPEC_SEC_MAX_PLUS_ONE = 2.0 * (TIMESPEC_SEC_MAX_as_double / 2.0 + 1.0); - - if (TIMESPEC_SEC_MAX_PLUS_ONE <= d) { - return NULL; - } - else if (d <= 0) { - *hrt = 0; - } - else { - *hrt = (rb_hrtime_t)(d * (double)RB_HRTIME_PER_SEC); - } - return hrt; -} - static void getclockofday(struct timespec *ts) { |