5 个解决方案
#1
UNIX环境高级编程,或者LINUX程序设计里头都有这个例子。
从《LINUX程序设计第二版》当中找了个print2.c的代码给你
从《LINUX程序设计第二版》当中找了个print2.c的代码给你
/* We start with the appropriate headers and then a function, printdir,
which prints out the current directory.
It will recurse for subdirectories, using the depth parameter is used for indentation. */
#include <unistd.h>
#include <stdio.h>
#include <dirent.h>
#include <string.h>
#include <sys/stat.h>
void printdir(char *dir, int depth)
{
DIR *dp;
struct dirent *entry;
struct stat statbuf;
if((dp = opendir(dir)) == NULL) {
fprintf(stderr,"cannot open directory: %s\n", dir);
return;
}
chdir(dir);
while((entry = readdir(dp)) != NULL) {
lstat(entry->d_name,&statbuf);
if(S_ISDIR(statbuf.st_mode)) {
/* Found a directory, but ignore . and .. */
if(strcmp(".",entry->d_name) == 0 ||
strcmp("..",entry->d_name) == 0)
continue;
printf("%*s%s/\n",depth,"",entry->d_name);
/* Recurse at a new indent level */
printdir(entry->d_name,depth+4);
}
else printf("%*s%s\n",depth,"",entry->d_name);
}
chdir("..");
closedir(dp);
}
/* Now we move onto the main function. */
int main(int argc, char* argv[])
{
char *topdir, pwd[2]=".";
if (argc != 2)
topdir=pwd;
else
topdir=argv[1];
printf("Directory scan of %s\n",topdir);
printdir(topdir,0);
printf("done.\n");
exit(0);
}
#2
用shell脚本来做这件事很容易的
#3
请 楼主参阅 The c programming language 第八章的例题
有程序有讲解
有程序有讲解
#4
system("ls ...... >result.txt");
//参照ls命令的语法适当填写上面......部分,运行后读文件result.txt的内容
//参照ls命令的语法适当填写上面......部分,运行后读文件result.txt的内容
#5
给你一段我以前写过的代码
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <dirent.h>
#include <string.h>
int dirnum = 0;
int regnum = 0;
void checkdir(char *realpath){
DIR *dp = opendir(realpath);
if(dp == NULL){
printf("Directory %s is not exist!\n",realpath);
return;
}
struct dirent *dt;
while((dt = readdir(dp)) != NULL){
char *fname = dt->d_name;
if(strcmp(fname,".") == 0 || strcmp(fname,"..") == 0)
continue;
char realname[255];
sprintf(realname,"%s%s",realpath,fname);
// printf("%s\n",realname);
struct stat st;
lstat(realname,&st);
if(S_ISDIR(st.st_mode)){
dirnum++;
strcat(realname,"/");
checkdir(realname);
}
if(S_ISREG(st.st_mode)){
regnum++;
printf("%s\n",realname);
}
}
closedir(dp);
}
int main(int argc,char **argv)
{
// get current work path
char buf[255];
getcwd(buf,255 * sizeof(char));
//printf("%s\n",buf);
char *destdir = argv[1];
char *realpath = NULL;
if(*destdir == '/'){
realpath = destdir;
}else{
realpath = strcat(strcat(strcat(buf,"/"),destdir),"/");
}
//printf("realpath is:%s\n",realpath);
checkdir(realpath);
printf("-----------------\n");
printf("dir num=%d\n",dirnum);
printf("reg num=%d\n",regnum);
}
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <dirent.h>
#include <string.h>
int dirnum = 0;
int regnum = 0;
void checkdir(char *realpath){
DIR *dp = opendir(realpath);
if(dp == NULL){
printf("Directory %s is not exist!\n",realpath);
return;
}
struct dirent *dt;
while((dt = readdir(dp)) != NULL){
char *fname = dt->d_name;
if(strcmp(fname,".") == 0 || strcmp(fname,"..") == 0)
continue;
char realname[255];
sprintf(realname,"%s%s",realpath,fname);
// printf("%s\n",realname);
struct stat st;
lstat(realname,&st);
if(S_ISDIR(st.st_mode)){
dirnum++;
strcat(realname,"/");
checkdir(realname);
}
if(S_ISREG(st.st_mode)){
regnum++;
printf("%s\n",realname);
}
}
closedir(dp);
}
int main(int argc,char **argv)
{
// get current work path
char buf[255];
getcwd(buf,255 * sizeof(char));
//printf("%s\n",buf);
char *destdir = argv[1];
char *realpath = NULL;
if(*destdir == '/'){
realpath = destdir;
}else{
realpath = strcat(strcat(strcat(buf,"/"),destdir),"/");
}
//printf("realpath is:%s\n",realpath);
checkdir(realpath);
printf("-----------------\n");
printf("dir num=%d\n",dirnum);
printf("reg num=%d\n",regnum);
}
#1
UNIX环境高级编程,或者LINUX程序设计里头都有这个例子。
从《LINUX程序设计第二版》当中找了个print2.c的代码给你
从《LINUX程序设计第二版》当中找了个print2.c的代码给你
/* We start with the appropriate headers and then a function, printdir,
which prints out the current directory.
It will recurse for subdirectories, using the depth parameter is used for indentation. */
#include <unistd.h>
#include <stdio.h>
#include <dirent.h>
#include <string.h>
#include <sys/stat.h>
void printdir(char *dir, int depth)
{
DIR *dp;
struct dirent *entry;
struct stat statbuf;
if((dp = opendir(dir)) == NULL) {
fprintf(stderr,"cannot open directory: %s\n", dir);
return;
}
chdir(dir);
while((entry = readdir(dp)) != NULL) {
lstat(entry->d_name,&statbuf);
if(S_ISDIR(statbuf.st_mode)) {
/* Found a directory, but ignore . and .. */
if(strcmp(".",entry->d_name) == 0 ||
strcmp("..",entry->d_name) == 0)
continue;
printf("%*s%s/\n",depth,"",entry->d_name);
/* Recurse at a new indent level */
printdir(entry->d_name,depth+4);
}
else printf("%*s%s\n",depth,"",entry->d_name);
}
chdir("..");
closedir(dp);
}
/* Now we move onto the main function. */
int main(int argc, char* argv[])
{
char *topdir, pwd[2]=".";
if (argc != 2)
topdir=pwd;
else
topdir=argv[1];
printf("Directory scan of %s\n",topdir);
printdir(topdir,0);
printf("done.\n");
exit(0);
}
#2
用shell脚本来做这件事很容易的
#3
请 楼主参阅 The c programming language 第八章的例题
有程序有讲解
有程序有讲解
#4
system("ls ...... >result.txt");
//参照ls命令的语法适当填写上面......部分,运行后读文件result.txt的内容
//参照ls命令的语法适当填写上面......部分,运行后读文件result.txt的内容
#5
给你一段我以前写过的代码
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <dirent.h>
#include <string.h>
int dirnum = 0;
int regnum = 0;
void checkdir(char *realpath){
DIR *dp = opendir(realpath);
if(dp == NULL){
printf("Directory %s is not exist!\n",realpath);
return;
}
struct dirent *dt;
while((dt = readdir(dp)) != NULL){
char *fname = dt->d_name;
if(strcmp(fname,".") == 0 || strcmp(fname,"..") == 0)
continue;
char realname[255];
sprintf(realname,"%s%s",realpath,fname);
// printf("%s\n",realname);
struct stat st;
lstat(realname,&st);
if(S_ISDIR(st.st_mode)){
dirnum++;
strcat(realname,"/");
checkdir(realname);
}
if(S_ISREG(st.st_mode)){
regnum++;
printf("%s\n",realname);
}
}
closedir(dp);
}
int main(int argc,char **argv)
{
// get current work path
char buf[255];
getcwd(buf,255 * sizeof(char));
//printf("%s\n",buf);
char *destdir = argv[1];
char *realpath = NULL;
if(*destdir == '/'){
realpath = destdir;
}else{
realpath = strcat(strcat(strcat(buf,"/"),destdir),"/");
}
//printf("realpath is:%s\n",realpath);
checkdir(realpath);
printf("-----------------\n");
printf("dir num=%d\n",dirnum);
printf("reg num=%d\n",regnum);
}
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <dirent.h>
#include <string.h>
int dirnum = 0;
int regnum = 0;
void checkdir(char *realpath){
DIR *dp = opendir(realpath);
if(dp == NULL){
printf("Directory %s is not exist!\n",realpath);
return;
}
struct dirent *dt;
while((dt = readdir(dp)) != NULL){
char *fname = dt->d_name;
if(strcmp(fname,".") == 0 || strcmp(fname,"..") == 0)
continue;
char realname[255];
sprintf(realname,"%s%s",realpath,fname);
// printf("%s\n",realname);
struct stat st;
lstat(realname,&st);
if(S_ISDIR(st.st_mode)){
dirnum++;
strcat(realname,"/");
checkdir(realname);
}
if(S_ISREG(st.st_mode)){
regnum++;
printf("%s\n",realname);
}
}
closedir(dp);
}
int main(int argc,char **argv)
{
// get current work path
char buf[255];
getcwd(buf,255 * sizeof(char));
//printf("%s\n",buf);
char *destdir = argv[1];
char *realpath = NULL;
if(*destdir == '/'){
realpath = destdir;
}else{
realpath = strcat(strcat(strcat(buf,"/"),destdir),"/");
}
//printf("realpath is:%s\n",realpath);
checkdir(realpath);
printf("-----------------\n");
printf("dir num=%d\n",dirnum);
printf("reg num=%d\n",regnum);
}