From: @HilbertDavid
Reviewed-by: @zhanghaibo5,@ddwsky
Signed-off-by: @zhanghaibo5

1. check whether path is empty in IsEveryFilenameValid().
2. do not print the string in IsStrLengthValid(), it's not safe.
3. make the constants about hash in recorder_manager.h.
4. initialize some variables.

From: @zoloft
Reviewed-by: 
Signed-off-by:

From: @wenfangpei
Reviewed-by: @dayschan,@ckey_dou,@gaoxiong1
Signed-off-by: @gaoxiong1

From: @luoyang42
Reviewed-by: @liucunwei,@heleiwang
Signed-off-by: @liucunwei

From: @xiefangqi
Reviewed-by: @liucunwei,@heleiwang
Signed-off-by: @liucunwei

From: @gzhcv
Reviewed-by: @ouwenchang,@lilongfei15
Signed-off-by: @lilongfei15

formating

add include

fix arm32

delete useness code

use char * in external APIs

formatting

change virtual export to static

From: @kisnwang
Reviewed-by: @zhoufeng54,@jjfeing
Signed-off-by: @zhoufeng54

From: @jianghui58
Reviewed-by: @HilbertDavid,@jpc_chenjianping
Signed-off-by: @HilbertDavid

From: @xiefangqi
Reviewed-by: @liucunwei,@oacjiewen
Signed-off-by: @liucunwei

From: @liu_xiao_93
Reviewed-by: @liangchenghui,@wuxuejian
Signed-off-by: @liangchenghui

From: @gerayking
Reviewed-by: @zh_qh,@zhunaipan
Signed-off-by: @zhunaipan

From: @xulei2020
Reviewed-by: @leonwanghui,@liucunwei
Signed-off-by: @liucunwei

From: @wilfchen
Reviewed-by: @limingqi107,@cristoval
Signed-off-by: @cristoval

From: @liuyang_655
Reviewed-by: @zh_qh,@zhunaipan
Signed-off-by: @zh_qh

From: @Margaret_wangrui
Reviewed-by: @zh_qh,@hwhewei
Signed-off-by: @zh_qh

From: @zyli2020
Reviewed-by: @limingqi107,@limingqi107,@chujinjin
Signed-off-by: @limingqi107

From: @kisnwang
Reviewed-by: @zhoufeng54,@jjfeing
Signed-off-by: @jjfeing

From: @yuchaojie
Reviewed-by: @kisnwang,@zhoufeng54
Signed-off-by: @zhoufeng54

From: @changzherui
Reviewed-by: @xsmq,@zhoufeng54
Signed-off-by: @zhoufeng54

From: @zhanghuiyao
Reviewed-by: @oacjiewen,@c_34,@oacjiewen
Signed-off-by: @c_34

From: @yangjie159
Reviewed-by: @zhang_xue_tong,@wangchengyuan
Signed-off-by: @zhang_xue_tong

From: @zhaosida_hw
Reviewed-by: @kisnwang,@zhoufeng54
Signed-off-by: @zhoufeng54

Fix error msg of pythontokenizer

From: @hwjiaorui
Reviewed-by: @zhoufeng54,@jjfeing,@zhoufeng54,@jjfeing
Signed-off-by: @jjfeing,@jjfeing

From: @mamba_ni
Reviewed-by: @wang_zi_dong,@ljl0711
Signed-off-by: @ljl0711