glibc 递归遍历文件夹 dfs_search_file

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dfs_search_file

#include <stdio.h>#include <stdlib.h>#include <sys/types.h>#include <sys/stat.h>#include <dirent.h>#include <string.h>int dfs_search_file (const char *dir){  DIR *dp;  struct dirent *ep;  struct stat statbuf;    dp = opendir (dir);  if (dp != NULL)    {    while ((ep = readdir (dp))!=NULL)    {        if(ep->d_type==4)         {//is dir      if (strcmp(ep->d_name , ".")==0 || strcmp(ep->d_name , "..")==0)      //if (ep->d_name[strlen(ep->d_name)-1]=='.')      {      continue;      }      //      char * tmp = (char *)malloc(sizeof(char) * (strlen(ep->d_name) + strlen(dir)+2 ));      strcpy(tmp,dir);      strcat(tmp,"/");      strcat(tmp,ep->d_name);      //        //puts (ep->d_name);      dfs_search_file(tmp);      free(tmp);      }      else if(ep->d_type==8)       {      char * tmp = (char *)malloc(sizeof(char) * (strlen(ep->d_name) + strlen(dir)+2 ));      strcpy(tmp,dir);      strcat(tmp,"/");      strcat(tmp,ep->d_name);        printf("%s\n", tmp);        free(tmp);      }      }      (void) closedir (dp);    }    else    {    perror ("Couldn't open the directory");  }  return 0;}int main(int argc, char const *argv[]){dfs_search_file("/home");return 0;}

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