dtl v0.3 Alpha
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commit
854b8ac278
119
dtl.h
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119
dtl.h
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/*
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Copyright(c) 2025 Rangersly All rights reserved.
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DEBUG TOOLS
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Version: v0.1-Alpha 添加了字符串检查输出调试报错
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v0.1-Beta
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v0.2-Alpha 添加了内存函数重封装
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v0.3-Alpha 添加了日志系统
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*/
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#ifndef DEBUGTOOLS
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#define DEBUGTOOLS
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdint.h>
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/* 一些基础调试函数 */
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#ifdef DEBUG
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/* 字符串检查宏,输出字符串的每一位数据 */
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#define print_str(str, len) do{ \
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size_t _len = (size_t)len; \
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printf("%s\n", str); \
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for(int i = 0; i < _len; i++) \
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printf("%2x -- %c\n", i, (char)str[i], (uint8_t)str[i]); \
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}while(0)
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/* 输出调试错误报错信息,辅助定位错误地点 */
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#define PERROR(str) printf("%s:%d:%s:\n%s\n", __FILE__, __LINE__, __func__, str); exit(0)
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#else
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#define print_str(str, len)
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#define PERROR(str)
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#endif
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/*----------------------------------------------*/
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/* 内存函数重封装 */
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#ifdef DEBUG
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/* 显示当前的内存情况 */
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#define display_memory_status() __display_memory_status()
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/* 重封装malloc函数,第二个参数是内存块说明 */
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#define _malloc(size, message) __malloc(size, message)
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/* 重封装free */
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#define _free(point) __free(point)
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#else
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/* 非调试版本 */
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#define display_memory_status()
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#define _malloc(size, message) malloc(size)
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#define _free(point) free(point)
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#endif
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struct Memory_info {
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size_t size; /* 内存块大小 */
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struct Memory_info *next; /* 下一个内存块 */
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void *address; /* 内存块地址 */
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char message[32]; /* 内存块信息 */
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};
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struct Memory_status {
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size_t all_size; /* 使用的内存总大小 */
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int count; /* 当前内存块个数 */
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struct Memory_info *front; /* 存储信息头部 */
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};
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void*
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__malloc(size_t size, const char *a);
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void
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__free(void *ptr);
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void
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__display_memory_status(void);
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/*----------------------------------------------*/
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/* 日志系统 */
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enum LOG_LEVEL{
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LOG_INFO = 0,
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LOG_WARNING = 1,
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LOG_ERROR = 2,
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LOG_FATAL = 3
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};
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/* 最大日志头长度 */
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#define LOG_HEAD_MAX_FORMAT 32
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/* 设置日志输出 */
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void
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log_setoutfile(const char *restrict filename);
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/* 设置日志的最低输出等级 */
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void
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log_setlevel(enum LOG_LEVEL level);
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/* 设置日志头,最大不可超过15个字符 */
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void
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log_sethead(const char *restrict head);
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/*
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* 符号表
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* %Y year
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* %M month
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* %d day
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* %h hour
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* %m minute
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* %s second
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* %n number
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* %c core time .3f
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*/
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/* 输出日志,包含日志等级与日志信息 */
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void
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log_print(enum LOG_LEVEL level, const char *restrict message);
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/*----------------------------------------------*/
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#endif
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137
log-dtl.c
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137
log-dtl.c
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#include "dtl.h"
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#include <time.h>
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#include <string.h>
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static enum LOG_LEVEL low_show_level = LOG_INFO;
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static uint32_t log_number = 1;
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static FILE *log_out_fp = NULL;
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static char log_head_format[LOG_HEAD_MAX_FORMAT] = "[%y-%m-%d-%n]";
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static char log_head[LOG_HEAD_MAX_FORMAT << 3];
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/*
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* 解析日志头
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*
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* Description:
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* 解析log_head_format中的特殊符号
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* ret 0 -> success
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* ret !0 -> Unrecognized symbol
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*/
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static void
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get_loghead(void);
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static void
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int_to_str(char *restrict dst, uint32_t num, size_t n);
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/*-----------------------------------------------------------*/
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/*-----------------------------------------------------------*/
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void
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log_setoutfile(const char *restrict filename)
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{
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if((log_out_fp = fopen(filename, "w")) == NULL)
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perror("log-dtl.c:log_setoutfile: Failed to open file !\n");
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}
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void
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log_setlevel(enum LOG_LEVEL level) {
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if(level < LOG_INFO || level > LOG_FATAL)
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low_show_level = LOG_INFO;
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else
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low_show_level = level;
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}
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void
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log_sethead(const char *restrict head) {
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if(strlen(head) >= LOG_HEAD_MAX_FORMAT)
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return;
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strncpy(log_head_format, head, LOG_HEAD_MAX_FORMAT);
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}
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void
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log_print(enum LOG_LEVEL level, const char *restrict message) {
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if(log_out_fp == NULL)
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log_out_fp = stdout;
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if(level < low_show_level)
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return;
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get_loghead();
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fputs(log_head, log_out_fp);
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switch(level) { // 打印错误等级
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case LOG_INFO:
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fputs("INFO:", log_out_fp);break;
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case LOG_WARNING:
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fputs("WARNING:", log_out_fp);break;
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case LOG_ERROR:
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fputs("ERROR:", log_out_fp);break;
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case LOG_FATAL:
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fputs("FATAL:", log_out_fp);break;
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}
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fputs(message, log_out_fp);
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fputc('\n', log_out_fp);
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log_number++; // 日志计数++
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}
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void
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get_loghead(void) {
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char buf[32];
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time_t now_time = time(NULL);
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clock_t core_time = clock() / CLOCKS_PER_SEC;
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struct tm *tm_time = localtime(&now_time);
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memset(log_head, '\0', sizeof(log_head));
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for(int i = 0; i < strlen(log_head_format); i++) {
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if(log_head_format[i] != '%') {
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log_head[strlen(log_head)] = log_head_format[i];
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continue;
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}
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i++;
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switch(log_head_format[i]) { // 特殊字符转换
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case 'Y':
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strftime(buf, 32, "%Y", tm_time);break;
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case 'M':
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strftime(buf, 32, "%m", tm_time);break;
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case 'd':
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strftime(buf, 32, "%d", tm_time);break;
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case 'h':
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strftime(buf, 32, "%H", tm_time);break;
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case 'm':
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strftime(buf, 32, "%M", tm_time);break;
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case 's':
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strftime(buf, 32, "%S", tm_time);break;
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case 'n':
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int_to_str(buf, log_number, 32);break;
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case 'c':
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int_to_str(buf, core_time, 32);break;
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default:
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strcpy(buf, "!!");
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}
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strcat(log_head, buf);
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}
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}
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void
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int_to_str(char *restrict dst, uint32_t num, size_t n) {
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// 逐位提取数字（反向存储）
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int start = 0;
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do {
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dst[start++] = num % 10 + '0';
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num /= 10;
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} while (num > 0);
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dst[start] = '\0';
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// 反转数字部分
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char buf[16];
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strncpy(buf, dst, 15);
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for(int i = 0; i < strlen(buf); i++)
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dst[--start] = buf[i];
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}
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32
makefile
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32
makefile
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# 编译器与工具配置
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CC := gcc
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AR := ar
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CFLAGS := -Wall -O2 -fPIC -MMD # 启用优化、位置无关代码和依赖生成
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ARFLAGS := rcs # 静态库打包选项
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# 文件与目标
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SRC := $(wildcard *.c) # 所有源文件
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OBJS := $(patsubst %.c,%.o,$(SRC)) # 目标文件
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DEPS := $(OBJS:.o=.d) # 依赖文件
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TARGET := libdtl.a # 最终库文件
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# 默认目标
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all: $(TARGET)
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# 生成静态库
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$(TARGET): $(OBJS)
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$(AR) $(ARFLAGS) $@ $^
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# 编译目标文件（支持多线程）
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%.o: %.c
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$(CC) $(CFLAGS) -c $< -o $@
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# 包含自动生成的依赖文件
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-include $(DEPS)
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# 清理
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clean:
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rm -f $(OBJS) $(DEPS) $(TARGET)
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# 声明伪目标
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.PHONY: all clean
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112
mem-dtl.c
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112
mem-dtl.c
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#include <error.h>
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#include <string.h>
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#include "dtl.h"
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/* Memory_info 结构 伪构造函数 */
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static struct Memory_info *
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memory_info_init(size_t size, struct Memory_info *next, const char *a);
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/* Memory_status 结构初始化函数 */
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static void
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memory_status_init(void);
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static struct Memory_status memory_status_dbtools = {0, 0, NULL};
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void
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memory_status_init(void)
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{
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memory_status_dbtools.all_size = 0;
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memory_status_dbtools.count = 0;
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memory_status_dbtools.front = memory_info_init(0, NULL, "root");
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}
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void*
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__malloc(size_t size, const char *a)
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{
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/* 确保已经初始化 */
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if(memory_status_dbtools.front == NULL)
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memory_status_init();
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struct Memory_info *it = memory_status_dbtools.front;
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/* 寻找不大于当前内存块的第一个位置 */
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while((it->next != NULL) && (it->next->size > size))
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it = it->next;
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/* 分配内存块 */
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it->next = memory_info_init(size, it->next, a);
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/* 分配成功 修改总数据 */
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memory_status_dbtools.all_size += size;
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memory_status_dbtools.count++;
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return it->next->address;
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}
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void
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__free(void *ptr)
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{
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/* 避免释放不存在的内存 */
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if(NULL == ptr)
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return;
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/* 确保已经初始化 */
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if(memory_status_dbtools.front == NULL)
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memory_status_init();
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struct Memory_info *it = memory_status_dbtools.front;
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while(it->next != NULL) {
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/* 找到对应的地址块信息就在信息链表中删除 */
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if(ptr == it->next->address) {
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struct Memory_info *temp = it->next->next;
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memory_status_dbtools.all_size -= it->next->size;
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memory_status_dbtools.count--;
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free(ptr);
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ptr = NULL;
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free(it->next);
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it->next = temp;
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break;
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}
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it = it->next;
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}
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}
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extern void
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__display_memory_status(void)
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{
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printf("\n---Memory status---\n");
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printf("All_size: %ld\n", memory_status_dbtools.all_size);
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printf("count: %d\n", memory_status_dbtools.count);
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printf("--- Stat Info ---\n");
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struct Memory_info *it = memory_status_dbtools.front->next;
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while(NULL != it) {
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printf("%p\n", it->address);
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printf("%ld\n", it->size);
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printf(it->message);
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printf("\n----------------\n");
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it = it->next;
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}
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printf("\n\n");
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}
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struct Memory_info *
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memory_info_init(size_t size, struct Memory_info *next, const char *a)
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{
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struct Memory_info *dst;
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dst = (struct Memory_info*)malloc(sizeof(struct Memory_info));
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if(NULL == dst)
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perror("memory_info_init: malloc fail!");
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dst->size = size;
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dst->next = next;
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if(size != 0) {
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dst->address = malloc(size);
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if(NULL == dst->address)
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perror("memory_info_init: malloc fail!");
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} else dst->address = NULL;
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strncpy(dst->message, a, 31);
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return dst;
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}
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