From 62ff77d4932bb81f5acaf8092cbb97e68de2a9ba Mon Sep 17 00:00:00 2001 From: Meco Man <920369182@qq.com> Date: Thu, 22 Jul 2021 00:35:08 +0800 Subject: [PATCH] =?UTF-8?q?[libc][time]=20=E9=87=8D=E5=91=BD=E5=90=8D?= =?UTF-8?q?=E9=9D=9E=E6=A0=87=E5=87=86libc=E5=87=BD=E6=95=B0=20=E5=B9=B6?= =?UTF-8?q?=20=E8=B0=83=E6=95=B4time.h=E5=AE=9A=E4=B9=89=E4=BD=8D=E7=BD=AE?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- components/libc/compilers/common/sys/time.h | 42 ++++++++++----------- components/libc/compilers/common/time.c | 23 +++++++---- components/libc/pthreads/mqueue.c | 2 +- components/libc/pthreads/pthread_cond.c | 2 +- components/libc/pthreads/semaphore.c | 2 +- components/libc/signal/posix_signal.c | 2 +- 6 files changed, 40 insertions(+), 33 deletions(-) diff --git a/components/libc/compilers/common/sys/time.h b/components/libc/compilers/common/sys/time.h index 4ca665c536..c2320429e0 100644 --- a/components/libc/compilers/common/sys/time.h +++ b/components/libc/compilers/common/sys/time.h @@ -19,6 +19,7 @@ extern "C" { #endif +/* timezone */ #define DST_NONE 0 /* not on dst */ #define DST_USA 1 /* USA style dst */ #define DST_AUST 2 /* Australian style dst */ @@ -31,12 +32,21 @@ extern "C" { #define DST_TUR 9 /* Turkey */ #define DST_AUSTALT 10 /* Australian style with shift in 1986 */ -#ifndef _TIMEVAL_DEFINED -#define _TIMEVAL_DEFINED +struct timezone { + int tz_minuteswest; /* minutes west of Greenwich */ + int tz_dsttime; /* type of dst correction */ +}; + +void rt_tz_set(rt_int8_t tz); +rt_int8_t rt_tz_get(void); +rt_int8_t rt_tz_is_dst(void); + /* * Structure returned by gettimeofday(2) system call, * and used in other calls. */ +#ifndef _TIMEVAL_DEFINED +#define _TIMEVAL_DEFINED #if !(defined(_WIN32)) struct timeval { long tv_sec; /* seconds */ @@ -45,18 +55,6 @@ struct timeval { #endif #endif /* _TIMEVAL_DEFINED */ -#if !(defined(__GNUC__) && !defined(__ARMCC_VERSION)/*GCC*/) && !(defined(__ICCARM__) && (__VER__ >= 8010001)) && !defined(_WIN32) -struct timespec { - time_t tv_sec; /* seconds */ - long tv_nsec; /* and nanoseconds */ -}; -#endif - -struct timezone { - int tz_minuteswest; /* minutes west of Greenwich */ - int tz_dsttime; /* type of dst correction */ -}; - int stime(const time_t *t); time_t timegm(struct tm * const t); int gettimeofday(struct timeval *tv, struct timezone *tz); @@ -67,6 +65,14 @@ struct tm *gmtime_r(const time_t *timep, struct tm *r); #ifdef RT_USING_POSIX #include + +#if !(defined(__GNUC__) && !defined(__ARMCC_VERSION)/*GCC*/) && !(defined(__ICCARM__) && (__VER__ >= 8010001)) && !defined(_WIN32) +struct timespec { + time_t tv_sec; /* seconds */ + long tv_nsec; /* and nanoseconds */ +}; +#endif + /* posix clock and timer */ #define MILLISECOND_PER_SECOND 1000UL #define MICROSECOND_PER_SECOND 1000000UL @@ -96,15 +102,9 @@ struct tm *gmtime_r(const time_t *timep, struct tm *r); int clock_getres (clockid_t clockid, struct timespec *res); int clock_gettime (clockid_t clockid, struct timespec *tp); int clock_settime (clockid_t clockid, const struct timespec *tp); -int clock_time_to_tick(const struct timespec *time); +int rt_timespec_to_tick(const struct timespec *time); #endif /* RT_USING_POSIX */ - -/* timezone APIs (Not standard LIBC APIs) */ -void rt_tz_set(rt_int8_t tz); -rt_int8_t rt_tz_get(void); -rt_int8_t rt_tz_is_dst(void); - #ifdef __cplusplus } #endif diff --git a/components/libc/compilers/common/time.c b/components/libc/compilers/common/time.c index 8f4856a330..6e4ec58950 100644 --- a/components/libc/compilers/common/time.c +++ b/components/libc/compilers/common/time.c @@ -465,8 +465,8 @@ RTM_EXPORT(difftime); RTM_EXPORT(strftime); #ifdef RT_USING_POSIX -static struct timeval _timevalue; -static int clock_time_system_init() +static volatile struct timeval _timevalue; +static int _rt_clock_time_system_init() { time_t time; rt_tick_t tick; @@ -493,7 +493,7 @@ static int clock_time_system_init() return 0; } -INIT_COMPONENT_EXPORT(clock_time_system_init); +INIT_COMPONENT_EXPORT(_rt_clock_time_system_init); int clock_getres(clockid_t clockid, struct timespec *res) { @@ -614,7 +614,7 @@ int clock_settime(clockid_t clockid, const struct timespec *tp) } RTM_EXPORT(clock_settime); -int clock_time_to_tick(const struct timespec *time) +int rt_timespec_to_tick(const struct timespec *time) { int tick; int nsecond, second; @@ -645,19 +645,19 @@ int clock_time_to_tick(const struct timespec *time) return tick; } -RTM_EXPORT(clock_time_to_tick); +RTM_EXPORT(rt_timespec_to_tick); #endif /* RT_USING_POSIX */ -/* timezone APIs (Not standard LIBC APIs) */ +/* timezone */ #ifndef RT_LIBC_DEFAULT_TIMEZONE #define RT_LIBC_DEFAULT_TIMEZONE 8 #endif #include -volatile static rt_int8_t rt_current_timezone = RT_LIBC_DEFAULT_TIMEZONE; +static volatile rt_int8_t rt_current_timezone = RT_LIBC_DEFAULT_TIMEZONE; void rt_tz_set(rt_int8_t tz) { @@ -669,7 +669,14 @@ void rt_tz_set(rt_int8_t tz) rt_int8_t rt_tz_get(void) { - return rt_current_timezone; + rt_int8_t tz; + register rt_base_t level; + + level = rt_hw_interrupt_disable(); + tz = rt_current_timezone; + rt_hw_interrupt_enable(level); + + return tz; } rt_int8_t rt_tz_is_dst(void) diff --git a/components/libc/pthreads/mqueue.c b/components/libc/pthreads/mqueue.c index 1af0ab2919..ce2ff43e23 100644 --- a/components/libc/pthreads/mqueue.c +++ b/components/libc/pthreads/mqueue.c @@ -243,7 +243,7 @@ ssize_t mq_timedreceive(mqd_t mqdes, return -1; } - tick = clock_time_to_tick(abs_timeout); + tick = rt_timespec_to_tick(abs_timeout); result = rt_mq_recv(mqdes->mq, msg_ptr, msg_len, tick); if (result == RT_EOK) diff --git a/components/libc/pthreads/pthread_cond.c b/components/libc/pthreads/pthread_cond.c index 59c271bf6e..9bf49704ed 100644 --- a/components/libc/pthreads/pthread_cond.c +++ b/components/libc/pthreads/pthread_cond.c @@ -222,7 +222,7 @@ int pthread_cond_timedwait(pthread_cond_t *cond, int timeout; rt_err_t result; - timeout = clock_time_to_tick(abstime); + timeout = rt_timespec_to_tick(abstime); result = _pthread_cond_timedwait(cond, mutex, timeout); if (result == RT_EOK) return 0; diff --git a/components/libc/pthreads/semaphore.c b/components/libc/pthreads/semaphore.c index 199b33bfe8..5e59ae850f 100644 --- a/components/libc/pthreads/semaphore.c +++ b/components/libc/pthreads/semaphore.c @@ -319,7 +319,7 @@ int sem_timedwait(sem_t *sem, const struct timespec *abs_timeout) return EINVAL; /* calculate os tick */ - tick = clock_time_to_tick(abs_timeout); + tick = rt_timespec_to_tick(abs_timeout); result = rt_sem_take(sem->sem, tick); if (result == -RT_ETIMEOUT) diff --git a/components/libc/signal/posix_signal.c b/components/libc/signal/posix_signal.c index 1cb561d428..d664feb24d 100644 --- a/components/libc/signal/posix_signal.c +++ b/components/libc/signal/posix_signal.c @@ -83,7 +83,7 @@ int sigtimedwait(const sigset_t *set, siginfo_t *info, if (timeout) { extern int clock_time_to_tick(const struct timespec *time); - tick = clock_time_to_tick(timeout); + tick = rt_timespec_to_tick(timeout); } #endif -- GitLab