feat:[TD-32642] add timezone support in windows
This commit is contained in:
wangmm0220
parent
adff8a60d1
commit
074f39f4f6
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@ -106,12 +106,6 @@ ELSE()
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SET(TAOS_LIB_PLATFORM_SPEC taos)
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ENDIF()
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IF(NOT DEFINED TZ_OUTPUT_PATH)
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SET(TZ_OUTPUT_PATH ${PROJECT_BINARY_DIR}/build/share/timezone)
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ENDIF()
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MESSAGE(STATUS "timezone output path: " ${TZ_OUTPUT_PATH})
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# build TSZ by default
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IF("${TSZ_ENABLED}" MATCHES "false")
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set(VAR_TSZ "" CACHE INTERNAL "global variant empty")
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@ -655,17 +655,25 @@ if(${TD_LINUX} AND ${BUILD_WITH_S3})
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add_subdirectory(azure-cmake EXCLUDE_FROM_ALL)
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endif()
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IF(TD_LINUX)
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SET(TZ_OUTPUT_PATH /usr/share/zoneinfo)
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ELSEIF(TD_DARWIN)
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SET(TZ_OUTPUT_PATH /var/db/timezone/zoneinfo)
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ENDIF()
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MESSAGE(STATUS "timezone file path: " ${TZ_OUTPUT_PATH})
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if(NOT ${TD_WINDOWS})
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execute_process(
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COMMAND make TZDIR=${TZ_OUTPUT_PATH}/ clean zic posix_only
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COMMAND make TZDIR=${TZ_OUTPUT_PATH}/ clean libtz.a
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WORKING_DIRECTORY "${TD_CONTRIB_DIR}/tz"
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)
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set(TZ_SRC_DIR "${TD_SOURCE_DIR}/source/os/src/timezone")
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file(MAKE_DIRECTORY ${TZ_SRC_DIR})
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file(COPY ${TD_CONTRIB_DIR}/tz/private.h ${TD_CONTRIB_DIR}/tz/tzdir.h ${TD_CONTRIB_DIR}/tz/tzfile.h
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${TD_CONTRIB_DIR}/tz/localtime.c ${TD_CONTRIB_DIR}/tz/strftime.c
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DESTINATION ${TZ_SRC_DIR})
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# set(TZ_SRC_DIR "${TD_SOURCE_DIR}/source/os/src/timezone")
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# file(MAKE_DIRECTORY ${TZ_SRC_DIR})
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# file(COPY ${TD_CONTRIB_DIR}/tz/private.h ${TD_CONTRIB_DIR}/tz/tzdir.h ${TD_CONTRIB_DIR}/tz/tzfile.h
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# ${TD_CONTRIB_DIR}/tz/localtime.c ${TD_CONTRIB_DIR}/tz/strftime.c
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# DESTINATION ${TZ_SRC_DIR})
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endif(NOT ${TD_WINDOWS})
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# ================================================================================================
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# Build test
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@ -22,7 +22,7 @@ extern "C" {
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typedef wchar_t TdWchar;
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typedef int32_t TdUcs4;
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#if !defined(DISALLOW_NCHAR_WITHOUT_ICONV)
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#if !defined(DISALLOW_NCHAR_WITHOUT_ICONV)// && defined(DARWIN)
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#include "iconv.h"
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#else
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typedef void *iconv_t;
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@ -29,6 +29,7 @@ extern void* pTimezoneNameMap;
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typedef void *timezone_t;
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#else
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typedef struct state *timezone_t;
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struct tm* localtime_rz(timezone_t , time_t const *, struct tm *);
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time_t mktime_z(timezone_t, struct tm *);
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timezone_t tzalloc(char const *);
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@ -43,9 +43,6 @@ if not exist %target_dir%\\cfg (
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if not exist %target_dir%\\include (
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mkdir %target_dir%\\include
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)
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if not exist %target_dir%\\share (
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mkdir %target_dir%\\share
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)
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if not exist %target_dir%\\driver (
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mkdir %target_dir%\\driver
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)
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@ -70,7 +67,6 @@ copy %binary_dir%\\build\\lib\\taos.lib %target_dir%\\driver > nul
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copy %binary_dir%\\build\\lib\\taos_static.lib %target_dir%\\driver > nul
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copy %binary_dir%\\build\\lib\\taos.dll %target_dir%\\driver > nul
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copy %binary_dir%\\build\\bin\\taos.exe %target_dir% > nul
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xcopy %binary_dir%\\build\\share\\* %target_dir%\\share > nul
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if exist %binary_dir%\\build\\bin\\taosBenchmark.exe (
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copy %binary_dir%\\build\\bin\\taosBenchmark.exe %target_dir% > nul
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)
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@ -53,7 +53,6 @@ else
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fi
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fi
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timezone_dir="/usr/local/share/timezone"
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install_main_dir=${installDir}
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bin_dir="${installDir}/bin"
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cfg_dir="${installDir}/cfg"
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@ -387,11 +386,6 @@ function install_header() {
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${csudo}chmod 644 ${install_main_dir}/include/*
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}
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function install_timezone(){
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${csudo}mkdir -p ${timezone_dir}
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${csudo}cp -rf ${binary_dir}/build/share/timezone/* ${timezone_dir} && ${csudo}chmod 644 ${timezone_dir}/*
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}
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function install_config() {
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if [ ! -f ${cfg_install_dir}/${configFile} ]; then
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${csudo}mkdir -p ${cfg_install_dir}
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@ -648,7 +642,6 @@ function update_TDengine() {
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install_log
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install_header
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install_lib
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install_timezone
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# install_connector
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install_examples
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install_bin
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@ -714,7 +707,6 @@ function install_TDengine() {
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install_log
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install_header
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install_lib
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install_timezone
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# install_connector
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install_examples
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install_bin
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@ -1,10 +1,5 @@
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aux_source_directory(src OS_SRC)
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if(NOT ${TD_WINDOWS})
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aux_source_directory(src/timezone OS_TZ)
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add_library(os STATIC ${OS_SRC} ${OS_TZ})
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else()
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add_library(os STATIC ${OS_SRC})
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endif(NOT ${TD_WINDOWS})
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target_include_directories(
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os
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PUBLIC "${TD_SOURCE_DIR}/include/os"
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@ -75,6 +70,11 @@ IF (JEMALLOC_ENABLED)
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target_link_libraries(os PUBLIC -L${CMAKE_BINARY_DIR}/build/lib -ljemalloc)
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ENDIF ()
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if(NOT ${TD_WINDOWS})
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find_library(tz libtz.a "${TD_SOURCE_DIR}/contrib/tz")
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target_link_libraries(os PUBLIC ${tz})
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endif(NOT ${TD_WINDOWS})
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if(${BUILD_TEST})
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add_subdirectory(test)
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endif(${BUILD_TEST})
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File diff suppressed because it is too large
Load Diff
File diff suppressed because it is too large
Load Diff
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@ -1,711 +0,0 @@
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/* Convert a broken-down timestamp to a string. */
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/* Copyright 1989 The Regents of the University of California.
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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3. Neither the name of the University nor the names of its contributors
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may be used to endorse or promote products derived from this software
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without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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SUCH DAMAGE. */
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/*
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** Based on the UCB version with the copyright notice appearing above.
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**
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** This is ANSIish only when "multibyte character == plain character".
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*/
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#include "private.h"
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#include <fcntl.h>
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#include <locale.h>
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#include <stdio.h>
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/* If true, the value returned by an idealized unlimited-range mktime
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always fits into an integer type with bounds MIN and MAX.
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If false, the value might not fit.
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This macro is usable in #if if its arguments are.
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Add or subtract 2**31 - 1 for the maximum UT offset allowed in a TZif file,
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divide by the maximum number of non-leap seconds in a year,
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divide again by two just to be safe,
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and account for the tm_year origin (1900) and time_t origin (1970). */
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#define MKTIME_FITS_IN(min, max) \
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((min) < 0 \
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&& ((min) + 0x7fffffff) / 366 / 24 / 60 / 60 / 2 + 1970 - 1900 < INT_MIN \
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&& INT_MAX < ((max) - 0x7fffffff) / 366 / 24 / 60 / 60 / 2 + 1970 - 1900)
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/* MKTIME_MIGHT_OVERFLOW is true if mktime can fail due to time_t overflow
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or if it is not known whether mktime can fail,
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and is false if mktime definitely cannot fail.
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This macro is usable in #if, and so does not use TIME_T_MAX or sizeof.
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If the builder has not configured this macro, guess based on what
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known platforms do. When in doubt, guess true. */
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#ifndef MKTIME_MIGHT_OVERFLOW
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# if defined __FreeBSD__ || defined __NetBSD__ || defined __OpenBSD__
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# include <sys/param.h>
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# endif
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# if ((/* The following heuristics assume native time_t. */ \
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defined_time_tz) \
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|| ((/* Traditional time_t is 'long', so if 'long' is not wide enough \
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assume overflow unless we're on a known-safe host. */ \
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!MKTIME_FITS_IN(LONG_MIN, LONG_MAX)) \
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&& (/* GNU C Library 2.29 (2019-02-01) and later has 64-bit time_t \
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if __TIMESIZE is 64. */ \
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!defined __TIMESIZE || __TIMESIZE < 64) \
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&& (/* FreeBSD 12 r320347 (__FreeBSD_version 1200036; 2017-06-26), \
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and later has 64-bit time_t on all platforms but i386 which \
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is currently scheduled for end-of-life on 2028-11-30. */ \
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!defined __FreeBSD_version || __FreeBSD_version < 1200036 \
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|| defined __i386) \
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&& (/* NetBSD 6.0 (2012-10-17) and later has 64-bit time_t. */ \
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!defined __NetBSD_Version__ || __NetBSD_Version__ < 600000000) \
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&& (/* OpenBSD 5.5 (2014-05-01) and later has 64-bit time_t. */ \
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!defined OpenBSD || OpenBSD < 201405)))
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# define MKTIME_MIGHT_OVERFLOW 1
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# else
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# define MKTIME_MIGHT_OVERFLOW 0
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# endif
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#endif
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/* Check that MKTIME_MIGHT_OVERFLOW is consistent with time_t's range. */
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static_assert(MKTIME_MIGHT_OVERFLOW
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|| MKTIME_FITS_IN(TIME_T_MIN, TIME_T_MAX));
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#if MKTIME_MIGHT_OVERFLOW
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/* Do this after system includes as it redefines time_t, mktime, timeoff. */
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# define USE_TIMEX_T true
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# include "localtime.c"
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#endif
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#ifndef DEPRECATE_TWO_DIGIT_YEARS
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# define DEPRECATE_TWO_DIGIT_YEARS 0
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#endif
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struct lc_time_T {
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const char * mon[MONSPERYEAR];
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const char * month[MONSPERYEAR];
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const char * wday[DAYSPERWEEK];
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const char * weekday[DAYSPERWEEK];
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const char * X_fmt;
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const char * x_fmt;
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const char * c_fmt;
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const char * am;
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const char * pm;
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const char * date_fmt;
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};
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static const struct lc_time_T C_time_locale = {
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{
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"Jan", "Feb", "Mar", "Apr", "May", "Jun",
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"Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
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}, {
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"January", "February", "March", "April", "May", "June",
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"July", "August", "September", "October", "November", "December"
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}, {
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"Sun", "Mon", "Tue", "Wed",
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"Thu", "Fri", "Sat"
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}, {
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"Sunday", "Monday", "Tuesday", "Wednesday",
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"Thursday", "Friday", "Saturday"
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},
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/* X_fmt */
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"%H:%M:%S",
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/*
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** x_fmt
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** C99 and later require this format.
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** Using just numbers (as here) makes Quakers happier;
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** it's also compatible with SVR4.
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*/
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"%m/%d/%y",
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/*
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** c_fmt
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** C99 and later require this format.
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** Previously this code used "%D %X", but we now conform to C99.
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** Note that
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** "%a %b %d %H:%M:%S %Y"
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** is used by Solaris 2.3.
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*/
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"%a %b %e %T %Y",
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/* am */
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"AM",
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/* pm */
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"PM",
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/* date_fmt */
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"%a %b %e %H:%M:%S %Z %Y"
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};
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enum warn { IN_NONE, IN_SOME, IN_THIS, IN_ALL };
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static char * _add(const char *, char *, const char *);
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static char * _conv(int, const char *, char *, const char *);
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static char * _fmt(const char *, const struct tm *, char *, const char *,
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enum warn *);
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static char * _yconv(int, int, bool, bool, char *, char const *);
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#ifndef YEAR_2000_NAME
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# define YEAR_2000_NAME "CHECK_STRFTIME_FORMATS_FOR_TWO_DIGIT_YEARS"
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#endif /* !defined YEAR_2000_NAME */
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#if HAVE_STRFTIME_L
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size_t
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strftime_l(char *restrict s, size_t maxsize, char const *restrict format,
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struct tm const *restrict t,
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ATTRIBUTE_MAYBE_UNUSED locale_t locale)
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{
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/* Just call strftime, as only the C locale is supported. */
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return strftime(s, maxsize, format, t);
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}
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#endif
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size_t
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strftime(char *restrict s, size_t maxsize, char const *restrict format,
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struct tm const *restrict t)
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{
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char * p;
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int saved_errno = errno;
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enum warn warn = IN_NONE;
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tzset();
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p = _fmt(format, t, s, s + maxsize, &warn);
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if (DEPRECATE_TWO_DIGIT_YEARS
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&& warn != IN_NONE && getenv(YEAR_2000_NAME)) {
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fprintf(stderr, "\n");
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fprintf(stderr, "strftime format \"%s\" ", format);
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fprintf(stderr, "yields only two digits of years in ");
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if (warn == IN_SOME)
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fprintf(stderr, "some locales");
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else if (warn == IN_THIS)
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fprintf(stderr, "the current locale");
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else fprintf(stderr, "all locales");
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fprintf(stderr, "\n");
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}
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if (p == s + maxsize) {
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errno = ERANGE;
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return 0;
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}
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*p = '\0';
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errno = saved_errno;
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return p - s;
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}
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static char *
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_fmt(const char *format, const struct tm *t, char *pt,
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const char *ptlim, enum warn *warnp)
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{
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struct lc_time_T const *Locale = &C_time_locale;
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for ( ; *format; ++format) {
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if (*format == '%') {
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label:
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switch (*++format) {
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default:
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/* Output unknown conversion specifiers as-is,
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to aid debugging. This includes '%' at
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format end. This conforms to C23 section
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7.29.3.5 paragraph 6, which says behavior
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is undefined here. */
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--format;
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break;
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case 'A':
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pt = _add((t->tm_wday < 0 ||
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t->tm_wday >= DAYSPERWEEK) ?
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"?" : Locale->weekday[t->tm_wday],
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pt, ptlim);
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continue;
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case 'a':
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pt = _add((t->tm_wday < 0 ||
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t->tm_wday >= DAYSPERWEEK) ?
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"?" : Locale->wday[t->tm_wday],
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pt, ptlim);
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continue;
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case 'B':
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pt = _add((t->tm_mon < 0 ||
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t->tm_mon >= MONSPERYEAR) ?
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"?" : Locale->month[t->tm_mon],
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pt, ptlim);
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continue;
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case 'b':
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case 'h':
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pt = _add((t->tm_mon < 0 ||
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t->tm_mon >= MONSPERYEAR) ?
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"?" : Locale->mon[t->tm_mon],
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pt, ptlim);
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continue;
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case 'C':
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/*
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** %C used to do a...
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** _fmt("%a %b %e %X %Y", t);
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** ...whereas now POSIX 1003.2 calls for
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** something completely different.
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** (ado, 1993-05-24)
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*/
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pt = _yconv(t->tm_year, TM_YEAR_BASE,
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true, false, pt, ptlim);
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continue;
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case 'c':
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{
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enum warn warn2 = IN_SOME;
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pt = _fmt(Locale->c_fmt, t, pt, ptlim, &warn2);
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if (warn2 == IN_ALL)
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warn2 = IN_THIS;
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if (warn2 > *warnp)
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*warnp = warn2;
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}
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continue;
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case 'D':
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pt = _fmt("%m/%d/%y", t, pt, ptlim, warnp);
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continue;
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case 'd':
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pt = _conv(t->tm_mday, "%02d", pt, ptlim);
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continue;
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case 'E':
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case 'O':
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/*
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** Locale modifiers of C99 and later.
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** The sequences
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||||
** %Ec %EC %Ex %EX %Ey %EY
|
||||
** %Od %oe %OH %OI %Om %OM
|
||||
** %OS %Ou %OU %OV %Ow %OW %Oy
|
||||
** are supposed to provide alternative
|
||||
** representations.
|
||||
*/
|
||||
goto label;
|
||||
case 'e':
|
||||
pt = _conv(t->tm_mday, "%2d", pt, ptlim);
|
||||
continue;
|
||||
case 'F':
|
||||
pt = _fmt("%Y-%m-%d", t, pt, ptlim, warnp);
|
||||
continue;
|
||||
case 'H':
|
||||
pt = _conv(t->tm_hour, "%02d", pt, ptlim);
|
||||
continue;
|
||||
case 'I':
|
||||
pt = _conv((t->tm_hour % 12) ?
|
||||
(t->tm_hour % 12) : 12,
|
||||
"%02d", pt, ptlim);
|
||||
continue;
|
||||
case 'j':
|
||||
pt = _conv(t->tm_yday + 1, "%03d", pt, ptlim);
|
||||
continue;
|
||||
case 'k':
|
||||
/*
|
||||
** This used to be...
|
||||
** _conv(t->tm_hour % 12 ?
|
||||
** t->tm_hour % 12 : 12, 2, ' ');
|
||||
** ...and has been changed to the below to
|
||||
** match SunOS 4.1.1 and Arnold Robbins'
|
||||
** strftime version 3.0. That is, "%k" and
|
||||
** "%l" have been swapped.
|
||||
** (ado, 1993-05-24)
|
||||
*/
|
||||
pt = _conv(t->tm_hour, "%2d", pt, ptlim);
|
||||
continue;
|
||||
#ifdef KITCHEN_SINK
|
||||
case 'K':
|
||||
/*
|
||||
** After all this time, still unclaimed!
|
||||
*/
|
||||
pt = _add("kitchen sink", pt, ptlim);
|
||||
continue;
|
||||
#endif /* defined KITCHEN_SINK */
|
||||
case 'l':
|
||||
/*
|
||||
** This used to be...
|
||||
** _conv(t->tm_hour, 2, ' ');
|
||||
** ...and has been changed to the below to
|
||||
** match SunOS 4.1.1 and Arnold Robbin's
|
||||
** strftime version 3.0. That is, "%k" and
|
||||
** "%l" have been swapped.
|
||||
** (ado, 1993-05-24)
|
||||
*/
|
||||
pt = _conv((t->tm_hour % 12) ?
|
||||
(t->tm_hour % 12) : 12,
|
||||
"%2d", pt, ptlim);
|
||||
continue;
|
||||
case 'M':
|
||||
pt = _conv(t->tm_min, "%02d", pt, ptlim);
|
||||
continue;
|
||||
case 'm':
|
||||
pt = _conv(t->tm_mon + 1, "%02d", pt, ptlim);
|
||||
continue;
|
||||
case 'n':
|
||||
pt = _add("\n", pt, ptlim);
|
||||
continue;
|
||||
case 'p':
|
||||
pt = _add((t->tm_hour >= (HOURSPERDAY / 2)) ?
|
||||
Locale->pm :
|
||||
Locale->am,
|
||||
pt, ptlim);
|
||||
continue;
|
||||
case 'R':
|
||||
pt = _fmt("%H:%M", t, pt, ptlim, warnp);
|
||||
continue;
|
||||
case 'r':
|
||||
pt = _fmt("%I:%M:%S %p", t, pt, ptlim, warnp);
|
||||
continue;
|
||||
case 'S':
|
||||
pt = _conv(t->tm_sec, "%02d", pt, ptlim);
|
||||
continue;
|
||||
case 's':
|
||||
{
|
||||
struct tm tm;
|
||||
char buf[INT_STRLEN_MAXIMUM(
|
||||
time_t) + 1];
|
||||
time_t mkt;
|
||||
|
||||
tm.tm_sec = t->tm_sec;
|
||||
tm.tm_min = t->tm_min;
|
||||
tm.tm_hour = t->tm_hour;
|
||||
tm.tm_mday = t->tm_mday;
|
||||
tm.tm_mon = t->tm_mon;
|
||||
tm.tm_year = t->tm_year;
|
||||
|
||||
/* Get the time_t value for TM.
|
||||
Native time_t, or its redefinition
|
||||
by localtime.c above, is wide enough
|
||||
so that this cannot overflow. */
|
||||
#ifdef TM_GMTOFF
|
||||
mkt = timeoff(&tm, t->TM_GMTOFF);
|
||||
#else
|
||||
tm.tm_isdst = t->tm_isdst;
|
||||
mkt = mktime(&tm);
|
||||
#endif
|
||||
if (TYPE_SIGNED(time_t)) {
|
||||
intmax_t n = mkt;
|
||||
sprintf(buf, "%"PRIdMAX, n);
|
||||
} else {
|
||||
uintmax_t n = mkt;
|
||||
sprintf(buf, "%"PRIuMAX, n);
|
||||
}
|
||||
pt = _add(buf, pt, ptlim);
|
||||
}
|
||||
continue;
|
||||
case 'T':
|
||||
pt = _fmt("%H:%M:%S", t, pt, ptlim, warnp);
|
||||
continue;
|
||||
case 't':
|
||||
pt = _add("\t", pt, ptlim);
|
||||
continue;
|
||||
case 'U':
|
||||
pt = _conv((t->tm_yday + DAYSPERWEEK -
|
||||
t->tm_wday) / DAYSPERWEEK,
|
||||
"%02d", pt, ptlim);
|
||||
continue;
|
||||
case 'u':
|
||||
/*
|
||||
** From Arnold Robbins' strftime version 3.0:
|
||||
** "ISO 8601: Weekday as a decimal number
|
||||
** [1 (Monday) - 7]"
|
||||
** (ado, 1993-05-24)
|
||||
*/
|
||||
pt = _conv((t->tm_wday == 0) ?
|
||||
DAYSPERWEEK : t->tm_wday,
|
||||
"%d", pt, ptlim);
|
||||
continue;
|
||||
case 'V': /* ISO 8601 week number */
|
||||
case 'G': /* ISO 8601 year (four digits) */
|
||||
case 'g': /* ISO 8601 year (two digits) */
|
||||
/*
|
||||
** From Arnold Robbins' strftime version 3.0: "the week number of the
|
||||
** year (the first Monday as the first day of week 1) as a decimal number
|
||||
** (01-53)."
|
||||
** (ado, 1993-05-24)
|
||||
**
|
||||
** From <https://www.cl.cam.ac.uk/~mgk25/iso-time.html> by Markus Kuhn:
|
||||
** "Week 01 of a year is per definition the first week which has the
|
||||
** Thursday in this year, which is equivalent to the week which contains
|
||||
** the fourth day of January. In other words, the first week of a new year
|
||||
** is the week which has the majority of its days in the new year. Week 01
|
||||
** might also contain days from the previous year and the week before week
|
||||
** 01 of a year is the last week (52 or 53) of the previous year even if
|
||||
** it contains days from the new year. A week starts with Monday (day 1)
|
||||
** and ends with Sunday (day 7). For example, the first week of the year
|
||||
** 1997 lasts from 1996-12-30 to 1997-01-05..."
|
||||
** (ado, 1996-01-02)
|
||||
*/
|
||||
{
|
||||
int year;
|
||||
int base;
|
||||
int yday;
|
||||
int wday;
|
||||
int w;
|
||||
|
||||
year = t->tm_year;
|
||||
base = TM_YEAR_BASE;
|
||||
yday = t->tm_yday;
|
||||
wday = t->tm_wday;
|
||||
for ( ; ; ) {
|
||||
int len;
|
||||
int bot;
|
||||
int top;
|
||||
|
||||
len = isleap_sum(year, base) ?
|
||||
DAYSPERLYEAR :
|
||||
DAYSPERNYEAR;
|
||||
/*
|
||||
** What yday (-3 ... 3) does
|
||||
** the ISO year begin on?
|
||||
*/
|
||||
bot = ((yday + 11 - wday) %
|
||||
DAYSPERWEEK) - 3;
|
||||
/*
|
||||
** What yday does the NEXT
|
||||
** ISO year begin on?
|
||||
*/
|
||||
top = bot -
|
||||
(len % DAYSPERWEEK);
|
||||
if (top < -3)
|
||||
top += DAYSPERWEEK;
|
||||
top += len;
|
||||
if (yday >= top) {
|
||||
++base;
|
||||
w = 1;
|
||||
break;
|
||||
}
|
||||
if (yday >= bot) {
|
||||
w = 1 + ((yday - bot) /
|
||||
DAYSPERWEEK);
|
||||
break;
|
||||
}
|
||||
--base;
|
||||
yday += isleap_sum(year, base) ?
|
||||
DAYSPERLYEAR :
|
||||
DAYSPERNYEAR;
|
||||
}
|
||||
#ifdef XPG4_1994_04_09
|
||||
if ((w == 52 &&
|
||||
t->tm_mon == TM_JANUARY) ||
|
||||
(w == 1 &&
|
||||
t->tm_mon == TM_DECEMBER))
|
||||
w = 53;
|
||||
#endif /* defined XPG4_1994_04_09 */
|
||||
if (*format == 'V')
|
||||
pt = _conv(w, "%02d",
|
||||
pt, ptlim);
|
||||
else if (*format == 'g') {
|
||||
*warnp = IN_ALL;
|
||||
pt = _yconv(year, base,
|
||||
false, true,
|
||||
pt, ptlim);
|
||||
} else pt = _yconv(year, base,
|
||||
true, true,
|
||||
pt, ptlim);
|
||||
}
|
||||
continue;
|
||||
case 'v':
|
||||
/*
|
||||
** From Arnold Robbins' strftime version 3.0:
|
||||
** "date as dd-bbb-YYYY"
|
||||
** (ado, 1993-05-24)
|
||||
*/
|
||||
pt = _fmt("%e-%b-%Y", t, pt, ptlim, warnp);
|
||||
continue;
|
||||
case 'W':
|
||||
pt = _conv((t->tm_yday + DAYSPERWEEK -
|
||||
(t->tm_wday ?
|
||||
(t->tm_wday - 1) :
|
||||
(DAYSPERWEEK - 1))) / DAYSPERWEEK,
|
||||
"%02d", pt, ptlim);
|
||||
continue;
|
||||
case 'w':
|
||||
pt = _conv(t->tm_wday, "%d", pt, ptlim);
|
||||
continue;
|
||||
case 'X':
|
||||
pt = _fmt(Locale->X_fmt, t, pt, ptlim, warnp);
|
||||
continue;
|
||||
case 'x':
|
||||
{
|
||||
enum warn warn2 = IN_SOME;
|
||||
|
||||
pt = _fmt(Locale->x_fmt, t, pt, ptlim, &warn2);
|
||||
if (warn2 == IN_ALL)
|
||||
warn2 = IN_THIS;
|
||||
if (warn2 > *warnp)
|
||||
*warnp = warn2;
|
||||
}
|
||||
continue;
|
||||
case 'y':
|
||||
*warnp = IN_ALL;
|
||||
pt = _yconv(t->tm_year, TM_YEAR_BASE,
|
||||
false, true,
|
||||
pt, ptlim);
|
||||
continue;
|
||||
case 'Y':
|
||||
pt = _yconv(t->tm_year, TM_YEAR_BASE,
|
||||
true, true,
|
||||
pt, ptlim);
|
||||
continue;
|
||||
case 'Z':
|
||||
#ifdef TM_ZONE
|
||||
pt = _add(t->TM_ZONE, pt, ptlim);
|
||||
#elif HAVE_TZNAME
|
||||
if (t->tm_isdst >= 0)
|
||||
pt = _add(tzname[t->tm_isdst != 0],
|
||||
pt, ptlim);
|
||||
#endif
|
||||
/*
|
||||
** C99 and later say that %Z must be
|
||||
** replaced by the empty string if the
|
||||
** time zone abbreviation is not
|
||||
** determinable.
|
||||
*/
|
||||
continue;
|
||||
case 'z':
|
||||
#if defined TM_GMTOFF || USG_COMPAT || ALTZONE
|
||||
{
|
||||
long diff;
|
||||
char const * sign;
|
||||
bool negative;
|
||||
|
||||
# ifdef TM_GMTOFF
|
||||
diff = t->TM_GMTOFF;
|
||||
# else
|
||||
/*
|
||||
** C99 and later say that the UT offset must
|
||||
** be computed by looking only at
|
||||
** tm_isdst. This requirement is
|
||||
** incorrect, since it means the code
|
||||
** must rely on magic (in this case
|
||||
** altzone and timezone), and the
|
||||
** magic might not have the correct
|
||||
** offset. Doing things correctly is
|
||||
** tricky and requires disobeying the standard;
|
||||
** see GNU C strftime for details.
|
||||
** For now, punt and conform to the
|
||||
** standard, even though it's incorrect.
|
||||
**
|
||||
** C99 and later say that %z must be replaced by
|
||||
** the empty string if the time zone is not
|
||||
** determinable, so output nothing if the
|
||||
** appropriate variables are not available.
|
||||
*/
|
||||
if (t->tm_isdst < 0)
|
||||
continue;
|
||||
if (t->tm_isdst == 0)
|
||||
# if USG_COMPAT
|
||||
diff = -timezone;
|
||||
# else
|
||||
continue;
|
||||
# endif
|
||||
else
|
||||
# if ALTZONE
|
||||
diff = -altzone;
|
||||
# else
|
||||
continue;
|
||||
# endif
|
||||
# endif
|
||||
negative = diff < 0;
|
||||
if (diff == 0) {
|
||||
# ifdef TM_ZONE
|
||||
negative = t->TM_ZONE[0] == '-';
|
||||
# else
|
||||
negative = t->tm_isdst < 0;
|
||||
# if HAVE_TZNAME
|
||||
if (tzname[t->tm_isdst != 0][0] == '-')
|
||||
negative = true;
|
||||
# endif
|
||||
# endif
|
||||
}
|
||||
if (negative) {
|
||||
sign = "-";
|
||||
diff = -diff;
|
||||
} else sign = "+";
|
||||
pt = _add(sign, pt, ptlim);
|
||||
diff /= SECSPERMIN;
|
||||
diff = (diff / MINSPERHOUR) * 100 +
|
||||
(diff % MINSPERHOUR);
|
||||
pt = _conv(diff, "%04d", pt, ptlim);
|
||||
}
|
||||
#endif
|
||||
continue;
|
||||
case '+':
|
||||
pt = _fmt(Locale->date_fmt, t, pt, ptlim,
|
||||
warnp);
|
||||
continue;
|
||||
case '%':
|
||||
break;
|
||||
}
|
||||
}
|
||||
if (pt == ptlim)
|
||||
break;
|
||||
*pt++ = *format;
|
||||
}
|
||||
return pt;
|
||||
}
|
||||
|
||||
static char *
|
||||
_conv(int n, const char *format, char *pt, const char *ptlim)
|
||||
{
|
||||
char buf[INT_STRLEN_MAXIMUM(int) + 1];
|
||||
|
||||
sprintf(buf, format, n);
|
||||
return _add(buf, pt, ptlim);
|
||||
}
|
||||
|
||||
static char *
|
||||
_add(const char *str, char *pt, const char *ptlim)
|
||||
{
|
||||
while (pt < ptlim && (*pt = *str++) != '\0')
|
||||
++pt;
|
||||
return pt;
|
||||
}
|
||||
|
||||
/*
|
||||
** POSIX and the C Standard are unclear or inconsistent about
|
||||
** what %C and %y do if the year is negative or exceeds 9999.
|
||||
** Use the convention that %C concatenated with %y yields the
|
||||
** same output as %Y, and that %Y contains at least 4 bytes,
|
||||
** with more only if necessary.
|
||||
*/
|
||||
|
||||
static char *
|
||||
_yconv(int a, int b, bool convert_top, bool convert_yy,
|
||||
char *pt, const char *ptlim)
|
||||
{
|
||||
register int lead;
|
||||
register int trail;
|
||||
|
||||
int DIVISOR = 100;
|
||||
trail = a % DIVISOR + b % DIVISOR;
|
||||
lead = a / DIVISOR + b / DIVISOR + trail / DIVISOR;
|
||||
trail %= DIVISOR;
|
||||
if (trail < 0 && lead > 0) {
|
||||
trail += DIVISOR;
|
||||
--lead;
|
||||
} else if (lead < 0 && trail > 0) {
|
||||
trail -= DIVISOR;
|
||||
++lead;
|
||||
}
|
||||
if (convert_top) {
|
||||
if (lead == 0 && trail < 0)
|
||||
pt = _add("-0", pt, ptlim);
|
||||
else pt = _conv(lead, "%02d", pt, ptlim);
|
||||
}
|
||||
if (convert_yy)
|
||||
pt = _conv(((trail < 0) ? -trail : trail), "%02d", pt, ptlim);
|
||||
return pt;
|
||||
}
|
||||
|
|
@ -1,6 +0,0 @@
|
|||
#ifndef TZDEFAULT
|
||||
# define TZDEFAULT "/etc/localtime" /* default zone */
|
||||
#endif
|
||||
#ifndef TZDIR
|
||||
# define TZDIR "/Users/mingmingwanng/source_code/TDengine/debug/build/share/timezone/" /* TZif directory */
|
||||
#endif
|
||||
|
|
@ -1,121 +0,0 @@
|
|||
/* Layout and location of TZif files. */
|
||||
|
||||
#ifndef TZFILE_H
|
||||
|
||||
#define TZFILE_H
|
||||
|
||||
/*
|
||||
** This file is in the public domain, so clarified as of
|
||||
** 1996-06-05 by Arthur David Olson.
|
||||
*/
|
||||
|
||||
/*
|
||||
** This header is for use ONLY with the time conversion code.
|
||||
** There is no guarantee that it will remain unchanged,
|
||||
** or that it will remain at all.
|
||||
** Do NOT copy it to any system include directory.
|
||||
** Thank you!
|
||||
*/
|
||||
|
||||
/*
|
||||
** Information about time zone files.
|
||||
*/
|
||||
|
||||
#ifndef TZDEFRULES
|
||||
# define TZDEFRULES "posixrules"
|
||||
#endif /* !defined TZDEFRULES */
|
||||
|
||||
|
||||
/* See Internet RFC 9636 for more details about the following format. */
|
||||
|
||||
/*
|
||||
** Each file begins with. . .
|
||||
*/
|
||||
|
||||
#define TZ_MAGIC "TZif"
|
||||
|
||||
struct tzhead {
|
||||
char tzh_magic[4]; /* TZ_MAGIC */
|
||||
char tzh_version[1]; /* '\0' or '2'-'4' as of 2021 */
|
||||
char tzh_reserved[15]; /* reserved; must be zero */
|
||||
char tzh_ttisutcnt[4]; /* coded number of trans. time flags */
|
||||
char tzh_ttisstdcnt[4]; /* coded number of trans. time flags */
|
||||
char tzh_leapcnt[4]; /* coded number of leap seconds */
|
||||
char tzh_timecnt[4]; /* coded number of transition times */
|
||||
char tzh_typecnt[4]; /* coded number of local time types */
|
||||
char tzh_charcnt[4]; /* coded number of abbr. chars */
|
||||
};
|
||||
|
||||
/*
|
||||
** . . .followed by. . .
|
||||
**
|
||||
** tzh_timecnt (char [4])s coded transition times a la time(2)
|
||||
** tzh_timecnt (unsigned char)s types of local time starting at above
|
||||
** tzh_typecnt repetitions of
|
||||
** one (char [4]) coded UT offset in seconds
|
||||
** one (unsigned char) used to set tm_isdst
|
||||
** one (unsigned char) that's an abbreviation list index
|
||||
** tzh_charcnt (char)s '\0'-terminated zone abbreviations
|
||||
** tzh_leapcnt repetitions of
|
||||
** one (char [4]) coded leap second transition times
|
||||
** one (char [4]) total correction after above
|
||||
** tzh_ttisstdcnt (char)s indexed by type; if 1, transition
|
||||
** time is standard time, if 0,
|
||||
** transition time is local (wall clock)
|
||||
** time; if absent, transition times are
|
||||
** assumed to be local time
|
||||
** tzh_ttisutcnt (char)s indexed by type; if 1, transition
|
||||
** time is UT, if 0, transition time is
|
||||
** local time; if absent, transition
|
||||
** times are assumed to be local time.
|
||||
** When this is 1, the corresponding
|
||||
** std/wall indicator must also be 1.
|
||||
*/
|
||||
|
||||
/*
|
||||
** If tzh_version is '2' or greater, the above is followed by a second instance
|
||||
** of tzhead and a second instance of the data in which each coded transition
|
||||
** time uses 8 rather than 4 chars,
|
||||
** then a POSIX.1-2017 proleptic TZ string for use in handling
|
||||
** instants after the last transition time stored in the file
|
||||
** (with nothing between the newlines if there is no POSIX.1-2017
|
||||
** representation for such instants).
|
||||
**
|
||||
** If tz_version is '3' or greater, the TZ string can be any POSIX.1-2024
|
||||
** proleptic TZ string, which means the above is extended as follows.
|
||||
** First, the TZ string's hour offset may range from -167
|
||||
** through 167 as compared to the range 0 through 24 required
|
||||
** by POSIX.1-2017 and earlier.
|
||||
** Second, its DST start time may be January 1 at 00:00 and its stop
|
||||
** time December 31 at 24:00 plus the difference between DST and
|
||||
** standard time, indicating DST all year.
|
||||
*/
|
||||
|
||||
/*
|
||||
** In the current implementation, "tzset()" refuses to deal with files that
|
||||
** exceed any of the limits below.
|
||||
*/
|
||||
|
||||
#ifndef TZ_MAX_TIMES
|
||||
/* This must be at least 242 for Europe/London with 'zic -b fat'. */
|
||||
# define TZ_MAX_TIMES 2000
|
||||
#endif /* !defined TZ_MAX_TIMES */
|
||||
|
||||
#ifndef TZ_MAX_TYPES
|
||||
/* This must be at least 18 for Europe/Vilnius with 'zic -b fat'. */
|
||||
# define TZ_MAX_TYPES 256 /* Limited by what (unsigned char)'s can hold */
|
||||
#endif /* !defined TZ_MAX_TYPES */
|
||||
|
||||
#ifndef TZ_MAX_CHARS
|
||||
/* This must be at least 40 for America/Anchorage. */
|
||||
# define TZ_MAX_CHARS 50 /* Maximum number of abbreviation characters */
|
||||
/* (limited by what unsigned chars can hold) */
|
||||
#endif /* !defined TZ_MAX_CHARS */
|
||||
|
||||
#ifndef TZ_MAX_LEAPS
|
||||
/* This must be at least 27 for leap seconds from 1972 through mid-2023.
|
||||
There's a plan to discontinue leap seconds by 2035. */
|
||||
# define TZ_MAX_LEAPS 50 /* Maximum number of leap second corrections */
|
||||
#endif /* !defined TZ_MAX_LEAPS */
|
||||
|
||||
#endif /* !defined TZFILE_H */
|
||||
Loading…
Reference in New Issue