Version 1.40  2018-11-09
  * add function conn_pool_parse_server_info and conn_pool_load_server_info
  * support directive: #@add_annotation, for example:
    #@add_annotation CONFIG_GET /usr/lib/libshmcache.so /etc/libshmcache.conf
  * add function fc_split_string and fc_match_delim
  * add json_parser.[hc] for parse json array and map
  * add function fc_strdup
  * add function fc_memmem
  * add function format_http_date
  * add function hash_find1 and hash_find2
  * add function resolve_path and fast_buffer_append_file
  * add function id_generator_next_extra_ptr, with NULL pointer to set
    extra data to sn % (1 << extra_bits)

Version 1.39  2018-07-31
  * add #@function REPLACE_VARS
  * #@set value can embed %{VARIABLE}
  * shared_func.h: add function starts_with and ends_with
  * common_blocked_queue.h: add function common_blocked_queue_try_pop
  * sched_thread.c: fix first schedule time
  * ini_file_reader add function iniGetRequiredStrValueEx
  * add file fc_list.h
  * sockopt.c: add global variable try_again_when_interrupt

Version 1.38  2018-06-26
  * connection_pool.c: set err_no to 0 when success
  * shared_func.h: add functions float2buff / buff2float, double2buff / buff2double
  * logger.h: add function log_get_level_caption
  * add files: common_blocked_queue.[hc]
  * add files: multi_socket_client.[hc]
  * ioevent.[hc]: remove care_events in FreeBSD or MacOS
  * add skiplist_set.[hc] and skiplist bug fixed
  * correct CRC32
  * shared_func.h: add functions int2str and long2str
  * sched_thread.h: add function sched_print_all_entries

Version 1.37  2018-02-24
  * ini_file_reader.c function annotations LOCAL_IP_GET support index, such as:
   #@function LOCAL_IP_GET
    bind_addr=private[0]

Version 1.36  2017-03-08
  * correct getFileContentEx read bytes

Version 1.35  2017-03-02
  * logger judge log_level in function log_it_ex and log_it_ex1
  * add php extension function: fastcommon_file_put_contents
  * add function fc_safe_read and fc_safe_write
  * add function fc_ftok
  * add function fc_trim to avoid conflict with trim
  * ini_file_reader support annotataion map set incrementally
  * init context support dynamic annotations and build-in annotations
  * ini_file_reader disable shell execute in default

Version 1.34  2017-02-06
  * ini_file_reader: LOCAL_IP support CIDR addresses
  * ini_file_reader: return the last when get single value,
    such as iniGetStrValue and iniGetIntValue
  * ini_file_reader support #@set directive
  * ini_file_reader use extra context for compatible

Version 1.33  2017-01-04
  * add function hash_get_prime_capacity
  * refine getFileContent log info
  * show resource label when setrlimit fail

Version 1.32  2016-12-01
  * downgrade log level from warning to debug

Version 1.31  2016-11-26
  * move SET_SOCKOPT_NOSIGPIPE from sockopt.c to sockopt.h
  * add function get_time_item_from_str
  * add file trylock functions
  * add files: char_converter.h and char_converter.c
  * add files: char_convert_loader.h and char_convert_loader.c

Version 1.30  2016-10-31
  * modify php-fastcommon/test.php
  * php7_ext_wrapper.h: fix memory leak in php 7
  * setsockopt SO_NOSIGPIPE when nessary
  * add function iovent_add_to_deleted_list
  * fixbug for select with microseconds
  * id generator support file mode

Version 1.29  2016-06-17
  * ini_file_reader support #@if
  * ini_file_reader support #@for
  * add function id_generator_get_timestamp

Version 1.28  2016-06-08
  * id generator support extra bits
  * change inet_aton to inet_pton
  * connect by ip and connection pool support ipv6
  * id generator in php extension support multi instance
  * add function http_parse_url_params
  * check g_free_queue.head == NULL before free_queue_realloc()

Version 1.27  2016-04-15
  * add function fd_set_cloexec
  * php-fastcommon.spec.in support PHP 7
  * add file lock and unlock functions
  * add id generator for multi processes
  * php extension support id generator

Version 1.26  2016-03-16
  * add logger parameter: compress_log_days_before

Version 1.25  2016-03-01
  * php7_ext_wrapper.h add more macro defines
  * compile passed in FreeBSD 10.2
  * bugfixed: free task point correctly in free_queue_destroy
  * logger support compress the log file

Version 1.24  2016-02-15
  * php extension compiled on PHP 7
  * add skiplist which support stable sort
  * make.sh: use sed to replace perl
  * support get local mac addresses
  * add system_info.h and system_info.c
  * add function get_mounted_filesystems
  * add function get_processes for Linux
  * ini_file_reader add iniGetSectionNames and iniGetSectionItems
  * add fast_blocked_queue.[hc]
  * iovent bug fixed for FreeBSD
  * sysinfo for FreeBSD
  * add php7_ext_wrapper.h for php7 migration

Version 1.23  2015-11-16
  * sched_thread.c: task can execute in a new thread
  * sched_thread.c: support delay tasks
  * add function get_current_time_us and get_current_time_ms
  * mblock add stat function
  * add function get_sys_total_mem_size and get_sys_cpu_count,
    ONLY support Linux and FreeBSD
  * delay task can execute in a new thread
  * fast_mblock reclaimed object pool
  * add fast_allocator
  * add fast_buffer

Version 1.22  2015-10-10
  * export php function: fastcommon_get_first_local_ip
  * add function is_private_ip
  * add function get_next_local_ip
  * export php function: fastcommon_get_next_local_ip
  * export php function: fastcommon_is_private_ip

Version 1.21  2015-09-14
  * ini_file_reader support annotation function
  * correct PTHREAD_MUTEX_ERRORCHECK define
  * support 32 bit OS
  * allow_ips support CIDR addresses such as 172.16.12.0/22
  * add function get_first_local_ip
  * ioevent for BSD ok
  * iniGetValues use iniGetValuesEx

Version 1.20  2015-08-06
  * add GEO function get_line_distance_km

Version 1.19  2015-07-24
  * correct logger rotate time near 0 clock

Version 1.18  2015-07-15
  * OS macro defines put in _os_define.h
  * remove file _os_bits.h
  * schedule task support second field

Version 1.17  2015-07-14
  * ini_file_reader.c change PJWHash to Time33Hash and increase capacity
  * ini_file_reader.c realloc change to malloc and memcpy

Version 1.16  2015-07-01
  * fast_mblock add fast_mblock_delay_free
  * add fast_mpool.h and fast_mpool.c

Version 1.15  2015-06-16
  * fast_mblock.c support none lock
  * ioevent support set timeout
  * fast_mblock support alloc and free object
  * ini_file_reader set global section before and after directive #include

Version 1.14  2015-06-12
  * fast_task_info support set_buffer_size and realloc_buffer
  * use file lock when write logger header
  * bugfixed: sockopt.c correct fsbytes to sbytes in FreeBSD
  * macro FDFS_WRITE_BUFF_SIZE change to FAST_WRITE_BUFF_SIZE
  * logger.c call log_check_rotate in lock
  * bug fixed: log header correctly when rotate

Version 1.13  2015-02-27
  * support php extension
  * php extention export simple_hash and time33_hash
  * set_run_by log more info

Version 1.12  2014-12-05
  * bug fixed: must check the return value of vsnprintf
  * can call sched_add_entries many times before schedule

Version 1.11  2014-11-20
  * remove usleep call in logger.c
  * bug fixed: NOT set last_block->next when realloc

Version 1.10  2014-10-31
  * correct iovent macro define
  * must set timeout entry's dlink to NULL because NOT in time wheel

Version 1.09  2014-10-26
  * Version struct add variable: patch
  * get local ipaddr support interface based 1
  * mblock support alloc_init_func

Version 1.08  2014-10-09
  * sched_thread.c: calculate next_call_time correctly

Version 1.07  2014-09-16
  * increment alloc task buffer
  * add function free_queue_alloc_connections
  * check file size before log access header
  * conn_pool_destroy close connections and free memory
  * delete log old files with any time format affix

Version 1.06  2014-08-27
  * update source code from FastDFS V5.02
  * add function short2buff and buff2short
  * add object memory pool (fast_mblock.h and fast_mblock.c)
  * add member thread_loop_callback in nio_thread_data
  * bug fixed: ini_file_reader.c can't include relative path sub config,
    such as #include ../../conf/common.conf
  * add get_url_content_ex to support buffer passed by caller
  * logger can set rotate time format
  * add connection pool
  * logger can log header line
  * #include <stdbool.h> to use C99 bool
  * add libfastcommon.spec for building RPM
  * logger can delete old rotated files
  * bug fixed: connection pool should NOT increase counter when connect fail
  * logger.c do NOT call fsync after write
  * sockopt.c add tcprecvdata_nb_ms to support millisecond timeout
  * change req_count from int to int64_t
  * logger can take over stderr and stdout
  * replace INT64_PRINTF_FORMAT with PRId64
  * support OS Darwin
  * socket send and recv ignore erno EINTR
  * http_parse_query_ex support binary buffer, and set both lengths of key and name
  * add function ioevent_remove
  * add function log_reopen_ex
  * extern function log_rotate
  * add function log_set_fd_flags

Version 1.05  2012-07-08
  * update source code from FastDFS V3.09

Version 1.04  2011-01-31
  * update source code from FastDFS V2.08

Version 1.03  2010-11-16
  * add local ip functions local_ip_func.c

Version 1.02  2010-07-02
  * sockopt.c: tcprecvfile and tcpdiscard add parameter total_recv_bytes
  * sockopt.h add non-block connect function connectserverbyip_nb
  * log_init set log to cache to false (no cache)

Version 1.01  2010-05-15
  * source file move to directory src
  * header files add comments
  * logger.h: correct function name from log_destory_ex to log_destroy_ex
  * shared_func.h: getExeAbsolutePath change to getAbsolutePath

Version 1.00  2010-05-08
  * first version