linux-debug.h

本文介绍了一种在Linux环境下实现美观调试信息打印的方法。通过定义宏和利用ANSI转义序列来改变输出文本的颜色及样式,使得调试信息更加直观易读。此方案适用于多种调试场景,包括函数入口提示、菜单回显、数据回显、警告信息和错误提示等。

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/***********************************************************************************************************/
/* Description:This file used to print special text with linux OS.                                                    */
/* Author:DingChongChong                                                                                                       */
/* Time:20160314      */
/*       Release:1.1                                                                                                                         */
/***********************************************************************************************************/
#ifndef _DEBUG_H
#define _DEBUG_H
#include <stdio.h>
#include <stdlib.h>
#include<string.h>
#include <sys/time.h>
#include <unistd.h>


#define DEBUG_ON 1
static char * pEnv;
struct timeval  tv;


#define FUNC_ENTRY "\033[1;32m[%ld:%ld][ %s %d][FuncEntry]:"
#define FUNC_ENTRY_TAIL "\033[m"


#define MENU_ECHO "\033[1;35m<----------------"
#define MENU_ECHO_TAIL "---------------->\033[m\n"


#define PROMPT_ECHO "\033[1;36m[%ld:%ld][ %s %d][PromptEcho]:"
#define PROMPT_ECHO_TAIL "\033[m"


#define DATA_ECHO "\033[1;34m[%ld:%ld][ %s %d][DataEcho]:"
#define DATA_ECHO_TAIL "\033[m"


#define WARN_ECHO "\033[1;33m[%ld:%ld][ %s %d][WarnEcho]:"
#define WARN_ECHO_TAIL "\033[m"




#define ERROR_OCCUR "\033[1;31m[%ld:%ld][ %s %d][ErrorOccur]:"
#define ERROR_OCCUR_TAIL "\033[m"




#define debugFuncEcho(fmt, args...) do {  gettimeofday(&tv,NULL);                                                                                            \
if(( DEBUG_ON == 1) && ((pEnv=getenv("DEBUG"))!=NULL ) && (0==strcmp(pEnv,"ON")))      \
printf(FUNC_ENTRY fmt FUNC_ENTRY_TAIL,tv.tv_sec,tv.tv_usec,__FILE__,__LINE__,##args);fflush(stdout); }while(0)                   


#define debugMenuEcho(fmt, args...) do { gettimeofday(&tv,NULL);                                                                                              \
if(( DEBUG_ON == 1) && ((pEnv=getenv("DEBUG"))!=NULL ) && (0==strcmp(pEnv,"ON")))      \
printf(MENU_ECHO fmt MENU_ECHO_TAIL,##args);fflush(stdout); }while(0)              


#define debugPromptEcho(fmt, args...) do {   gettimeofday(&tv,NULL);   \
if(( DEBUG_ON == 1) && ((pEnv=getenv("DEBUG"))!=NULL ) && (0==strcmp(pEnv,"ON")))      \
printf(PROMPT_ECHO fmt PROMPT_ECHO_TAIL,tv.tv_sec,tv.tv_usec,__FILE__,__LINE__,##args);fflush(stdout); }while(0)              


#define debugDataEcho(fmt, args...) do { gettimeofday(&tv,NULL);     \
if(( DEBUG_ON == 1) && ((pEnv=getenv("DEBUG"))!=NULL ) && (0==strcmp(pEnv,"ON")))      \
printf(DATA_ECHO fmt DATA_ECHO_TAIL,tv.tv_sec,tv.tv_usec,__FILE__,__LINE__,##args);fflush(stdout); }while(0)  
     
#define debugWarnEcho(fmt, args...) do { gettimeofday(&tv,NULL);   \
if(( DEBUG_ON == 1) && ((pEnv=getenv("DEBUG"))!=NULL ) && (0==strcmp(pEnv,"ON")))      \
printf(WARN_ECHO fmt WARN_ECHO_TAIL,tv.tv_sec,tv.tv_usec,__FILE__,__LINE__,##args);fflush(stdout); }while(0)               

#define debugErrorEcho(fmt, args...) do { gettimeofday(&tv,NULL);   \
if(( DEBUG_ON == 1) && ((pEnv=getenv("DEBUG"))!=NULL ) && (0==strcmp(pEnv,"ON")))      \
printf(ERROR_OCCUR fmt ERROR_OCCUR_TAIL,tv.tv_sec,tv.tv_usec,__FILE__,__LINE__,##args);fflush(stdout); }while(0)                   


#endif








/* Begin:"\033[Bright;BackColor;FontColor m"
* Bright: 0-no,1-yes
* BackColor: 40:black - 41:red - 42:green - 43:yellow - 44:cyan - 45:blue - 47:white
* FontColor:     30:black - 31:red - 32:green - 33:yellow - 34:blue - 35:purple - 36:cyan - 37:white
* End:"\033[m" 
*/

make -C …/…/ /root/bpf/linux-4.19.90/samples/bpf/ BPF_SAMPLES_PATH=/root/bpf/linux-4.19.90/samples/bpf make[1]: Entering directory ‘/root/bpf/linux-4.19.90’ CALL scripts/checksyscalls.sh DESCEND objtool make -C /root/bpf/linux-4.19.90/samples/bpf/…/…/tools/lib/bpf/ RM=‘rm -rf’ LDFLAGS= srctree=/root/bpf/linux-4.19.90/samples/bpf/…/…/ O= Warning: Kernel ABI header at ‘tools/include/uapi/linux/bpf.h’ differs from latest version at ‘include/uapi/linux/bpf.h’ CLANG-bpf /root/bpf/linux-4.19.90/samples/bpf/xdp_whitelist_kern.o In file included from /root/bpf/linux-4.19.90/samples/bpf/xdp_whitelist_kern.c:4: In file included from ./include/linux/tcp.h:24: ./include/net/inet_connection_sock.h:214:3: error: use of undeclared identifier ‘KBUILD_MODNAME’ pr_debug(“inet_csk BUG: unknown timer value\n”); ^ ./include/linux/printk.h:340:2: note: expanded from macro ‘pr_debug’ dynamic_pr_debug(fmt, ##VA_ARGS) ^ ./include/linux/dynamic_debug.h:125:2: note: expanded from macro ‘dynamic_pr_debug’ DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt); ^ ./include/linux/dynamic_debug.h:99:2: note: expanded from macro ‘DEFINE_DYNAMIC_DEBUG_METADATA’ DEFINE_DYNAMIC_DEBUG_METADATA_KEY(name, fmt, .key.dd_key_false, ^ ./include/linux/dynamic_debug.h:77:14: note: expanded from macro ‘DEFINE_DYNAMIC_DEBUG_METADATA_KEY’ .modname = KBUILD_MODNAME, ^ In file included from /root/bpf/linux-4.19.90/samples/bpf/xdp_whitelist_kern.c:4: In file included from ./include/linux/tcp.h:24: ./include/net/inet_connection_sock.h:228:3: error: use of undeclared identifier ‘KBUILD_MODNAME’ pr_debug(“reset_xmit_timer: sk=%p %d when=0x%lx, caller=%p\n”, ^ ./include/linux/printk.h:340:2: note: expanded from macro ‘pr_debug’ dynamic_pr_debug(fmt, ##VA_ARGS) ^ ./include/linux/dynamic_debug.h:125:2: note: expanded from macro ‘dynamic_pr_debug’ DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt); ^ ./include/linux/dynamic_debug.h:99:2: note: expanded from macro ‘DEFINE_DYNAMIC_DEBUG_METADATA’ DEFINE_DYNAMIC_DEBUG_METADATA_KEY(name, fmt, .key.dd_key_false, ^ ./include/linux/dynamic_debug.h:77:14: note: expanded from macro ‘DEFINE_DYNAMIC_DEBUG_METADATA_KEY’ .modname = KBUILD_MODNAME, ^ In file included from /root/bpf/linux-4.19.90/samples/bpf/xdp_whitelist_kern.c:4: In file included from ./include/linux/tcp.h:24: ./include/net/inet_connection_sock.h:244:3: error: use of undeclared identifier ‘KBUILD_MODNAME’ pr_debug(“inet_csk BUG: unknown timer value\n”); ^ ./include/linux/printk.h:340:2: note: expanded from macro ‘pr_debug’ dynamic_pr_debug(fmt, ##VA_ARGS) ^ ./include/linux/dynamic_debug.h:125:2: note: expanded from macro ‘dynamic_pr_debug’ DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt); ^ ./include/linux/dynamic_debug.h:99:2: note: expanded from macro ‘DEFINE_DYNAMIC_DEBUG_METADATA’ DEFINE_DYNAMIC_DEBUG_METADATA_KEY(name, fmt, .key.dd_key_false, ^ ./include/linux/dynamic_debug.h:77:14: note: expanded from macro ‘DEFINE_DYNAMIC_DEBUG_METADATA_KEY’ .modname = KBUILD_MODNAME, ^ 3 errors generated. make[1]: Leaving directory ‘/root/bpf/linux-4.19.90’
最新发布
07-22
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