将txt中的单词转到数据库中

#include <stdio.h>
#include <sqlite3.h>
#include <stdlib.h>
#include <string.h>

void do_insert(sqlite3* db, int id, char word[], char jieshi[]);
void txt_todatabase(sqlite3* db);

int main(int argc, const char *argv[])
{
   if(2 != argc)
   {
       printf("please %s <database.db>\n", argv[0]);
       return -1;
   }
   //创建并打开数据库
   sqlite3 *db = NULL;
   if(sqlite3_open(argv[1], &db) != SQLITE_OK)
   {
       fprintf(stderr, "line:%d--sqlite3_open:%s\n", __LINE__, sqlite3_errmsg(db));
       return -1;
   }
   printf("database open success\n");

   //创建表格
   char sql[128] = "create table if not exists direct (id int primary key, word char, jieshi char);";
   char* errmsg = NULL;

   if(sqlite3_exec(db, sql, NULL, NULL, &errmsg) != SQLITE_OK)
   {
       fprintf(stderr, "line:%d-- sqlite3_exec:%s\n", __LINE__, errmsg);
       return -1;
   }
   printf("create table success \n");

   //将txt中的单词转化为数据库的数据
   txt_todatabase(db);

   //关闭数据库
   if(sqlite3_close(db) != SQLITE_OK)
   {
       fprintf(stderr, "line:%d sqlite3_open:%s\n", __LINE__, sqlite3_errmsg(db));
       fprintf(stderr, "line:%d sqlite3_open:%d\n", __LINE__, sqlite3_errcode(db));
       return -1;
   }
   printf("database close success\n");

   return 0;
}

void txt_todatabase(sqlite3* db)
{
   char buff[300];//在文件中获取一行
   char word[64];//存放单词
   char jieshi[256];//存放解释
   int id = 0;

   FILE *fp = fopen("dict.txt", "r");
   char *p = NULL;

   while(NULL != fgets(buff, sizeof(buff), fp))
   {

       //解析出单词和解释
       p = buff;
       while(1)
       {
           if(*p == ' ')
           {
               if(*(p+1) == ' ')
               {
                   break;
               }
           }
           p++;
       }
       *p = '\0';
       p++;

       //截取单词
       strcpy(word, buff);

       //跳过中间的若干个空格
       while(*p == ' ')
       {
           p++;
       }
       //截取解释
       strcpy(jieshi, p);

       //将数据写入数据库中
       id++;
       do_insert(db, id, word, jieshi);
   }

}

void do_insert(sqlite3* db, int id, char word[], char jieshi[])
{
   char sql[600] = "";
   char* errmsg = NULL;
   sprintf(sql, "insert into direct values (%d,\"%s\",\"%s\")", id, word, jieshi);
   if(sqlite3_exec(db, sql, NULL, NULL, &errmsg) != SQLITE_OK)
   {
       fprintf(stderr, "line:%d-- sqlite3_exec:%s\n", __LINE__, errmsg);
       return;
   }
}