From 920d6ecec72582263064163da16dbcdae84b325b Mon Sep 17 00:00:00 2001 From: zylx Date: Fri, 26 Oct 2018 14:10:38 +0800 Subject: [PATCH] [Libc] move gmtime_r api to rt-thread\components\libc\compilers\common --- components/libc/compilers/armlibc/time.c | 74 ----------------- components/libc/compilers/common/SConscript | 12 +++ components/libc/compilers/common/gmtime_r.c | 88 +++++++++++++++++++++ components/libc/compilers/dlib/time.c | 74 ----------------- 4 files changed, 100 insertions(+), 148 deletions(-) create mode 100644 components/libc/compilers/common/SConscript create mode 100644 components/libc/compilers/common/gmtime_r.c diff --git a/components/libc/compilers/armlibc/time.c b/components/libc/compilers/armlibc/time.c index 5d151fb30..29c5c6cdd 100644 --- a/components/libc/compilers/armlibc/time.c +++ b/components/libc/compilers/armlibc/time.c @@ -9,27 +9,6 @@ #include #include -/* days per month -- nonleap! */ -const short __spm[13] = -{ - 0, - (31), - (31 + 28), - (31 + 28 + 31), - (31 + 28 + 31 + 30), - (31 + 28 + 31 + 30 + 31), - (31 + 28 + 31 + 30 + 31 + 30), - (31 + 28 + 31 + 30 + 31 + 30 + 31), - (31 + 28 + 31 + 30 + 31 + 30 + 31 + 31), - (31 + 28 + 31 + 30 + 31 + 30 + 31 + 31 + 30), - (31 + 28 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31), - (31 + 28 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31 + 30), - (31 + 28 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31 + 30 + 31), -}; - -/* seconds per day */ -#define SPD 24*60*60 - #ifdef RT_USING_DEVICE int gettimeofday(struct timeval *tp, void *ignore) { @@ -100,59 +79,6 @@ time_t time(time_t *t) return time_now; } -static int __isleap(int year) -{ - /* every fourth year is a leap year except for century years that are - * not divisible by 400. */ - /* return (year % 4 == 0 && (year % 100 != 0 || year % 400 == 0)); */ - return (!(year % 4) && ((year % 100) || !(year % 400))); -} - -/** - * This function will convert Time (Restartable) - * - * @param timep the timestamp - * @param the structure to stores information - * - * @return the structure to stores information - * - */ -struct tm *gmtime_r(const time_t *timep, struct tm *r) -{ - time_t i; - register time_t work = *timep % (SPD); - r->tm_sec = work % 60; - work /= 60; - r->tm_min = work % 60; - r->tm_hour = work / 60; - work = *timep / (SPD); - r->tm_wday = (4 + work) % 7; - for (i = 1970;; ++i) - { - register time_t k = __isleap(i) ? 366 : 365; - if (work >= k) - work -= k; - else - break; - } - r->tm_year = i - 1900; - r->tm_yday = work; - - r->tm_mday = 1; - if (__isleap(i) && (work > 58)) - { - if (work == 59) - r->tm_mday = 2; /* 29.2. */ - work -= 1; - } - - for (i = 11; i && (__spm[i] > work); --i) - ; - r->tm_mon = i; - r->tm_mday += work - __spm[i]; - return r; -} - RT_WEAK clock_t clock(void) { return rt_tick_get(); diff --git a/components/libc/compilers/common/SConscript b/components/libc/compilers/common/SConscript new file mode 100644 index 000000000..02bf49941 --- /dev/null +++ b/components/libc/compilers/common/SConscript @@ -0,0 +1,12 @@ +from building import * + +Import('rtconfig') + +src = Glob('*.c') +cwd = GetCurrentDir() +group = [] +CPPPATH = [cwd] + +group = DefineGroup('libc', src, depend = ['RT_USING_LIBC'], CPPPATH = CPPPATH) + +Return('group') diff --git a/components/libc/compilers/common/gmtime_r.c b/components/libc/compilers/common/gmtime_r.c new file mode 100644 index 000000000..dff251ab6 --- /dev/null +++ b/components/libc/compilers/common/gmtime_r.c @@ -0,0 +1,88 @@ +/* + * Copyright (c) 2006-2018, RT-Thread Development Team + * + * SPDX-License-Identifier: Apache-2.0 + * + * Change Logs: + * Date Author Notes + * 2018-10-26 zylx first version + */ + +#if defined(__CC_ARM) || defined(__CLANG_ARM) || defined (__IAR_SYSTEMS_ICC__) +#include + +/* seconds per day */ +#define SPD 24*60*60 + +/* days per month -- nonleap! */ +const short __spm[13] = +{ + 0, + (31), + (31 + 28), + (31 + 28 + 31), + (31 + 28 + 31 + 30), + (31 + 28 + 31 + 30 + 31), + (31 + 28 + 31 + 30 + 31 + 30), + (31 + 28 + 31 + 30 + 31 + 30 + 31), + (31 + 28 + 31 + 30 + 31 + 30 + 31 + 31), + (31 + 28 + 31 + 30 + 31 + 30 + 31 + 31 + 30), + (31 + 28 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31), + (31 + 28 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31 + 30), + (31 + 28 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31 + 30 + 31), +}; + +int __isleap(int year) +{ + /* every fourth year is a leap year except for century years that are + * not divisible by 400. */ + /* return (year % 4 == 0 && (year % 100 != 0 || year % 400 == 0)); */ + return (!(year % 4) && ((year % 100) || !(year % 400))); +} + +/** + * This function will convert Time (Restartable) + * + * @param timep the timestamp + * @param the structure to stores information + * + * @return the structure to stores information + * + */ +struct tm *gmtime_r(const time_t *timep, struct tm *r) +{ + time_t i; + register time_t work = *timep % (SPD); + r->tm_sec = work % 60; + work /= 60; + r->tm_min = work % 60; + r->tm_hour = work / 60; + work = *timep / (SPD); + r->tm_wday = (4 + work) % 7; + for (i = 1970;; ++i) + { + register time_t k = __isleap(i) ? 366 : 365; + if (work >= k) + work -= k; + else + break; + } + r->tm_year = i - 1900; + r->tm_yday = work; + + r->tm_mday = 1; + if (__isleap(i) && (work > 58)) + { + if (work == 59) + r->tm_mday = 2; /* 29.2. */ + work -= 1; + } + + for (i = 11; i && (__spm[i] > work); --i) + ; + r->tm_mon = i; + r->tm_mday += work - __spm[i]; + return r; +} +#endif /* end of __CC_ARM or __CLANG_ARM or __IAR_SYSTEMS_ICC__ */ + diff --git a/components/libc/compilers/dlib/time.c b/components/libc/compilers/dlib/time.c index 88a61fab9..12c7f893e 100644 --- a/components/libc/compilers/dlib/time.c +++ b/components/libc/compilers/dlib/time.c @@ -9,27 +9,6 @@ #include #include -/* days per month -- nonleap! */ -const short __spm[13] = -{ - 0, - (31), - (31 + 28), - (31 + 28 + 31), - (31 + 28 + 31 + 30), - (31 + 28 + 31 + 30 + 31), - (31 + 28 + 31 + 30 + 31 + 30), - (31 + 28 + 31 + 30 + 31 + 30 + 31), - (31 + 28 + 31 + 30 + 31 + 30 + 31 + 31), - (31 + 28 + 31 + 30 + 31 + 30 + 31 + 31 + 30), - (31 + 28 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31), - (31 + 28 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31 + 30), - (31 + 28 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31 + 30 + 31), -}; - -/* seconds per day */ -#define SPD 24*60*60 - #ifdef RT_USING_DEVICE int gettimeofday(struct timeval *tp, void *ignore) { @@ -99,59 +78,6 @@ __time32_t __time32(__time32_t *t) return time_now; } -static int __isleap(int year) -{ - /* every fourth year is a leap year except for century years that are - * not divisible by 400. */ - /* return (year % 4 == 0 && (year % 100 != 0 || year % 400 == 0)); */ - return (!(year % 4) && ((year % 100) || !(year % 400))); -} - -/** - * This function will convert Time (Restartable) - * - * @param timep the timestamp - * @param the structure to stores information - * - * @return the structure to stores information - * - */ -struct tm *gmtime_r(const time_t *timep, struct tm *r) -{ - time_t i; - register time_t work = *timep % (SPD); - r->tm_sec = work % 60; - work /= 60; - r->tm_min = work % 60; - r->tm_hour = work / 60; - work = *timep / (SPD); - r->tm_wday = (4 + work) % 7; - for (i = 1970;; ++i) - { - register time_t k = __isleap(i) ? 366 : 365; - if (work >= k) - work -= k; - else - break; - } - r->tm_year = i - 1900; - r->tm_yday = work; - - r->tm_mday = 1; - if (__isleap(i) && (work > 58)) - { - if (work == 59) - r->tm_mday = 2; /* 29.2. */ - work -= 1; - } - - for (i = 11; i && (__spm[i] > work); --i) - ; - r->tm_mon = i; - r->tm_mday += work - __spm[i]; - return r; -} - RT_WEAK clock_t clock(void) { return rt_tick_get(); -- GitLab