linux c目录操作

#include <stdio.h>
#include <stdlib.h>
#include <sys/stat.h>
#include <unistd.h>

int main() {
    // 创建目录
    if (mkdir("new_directory", 0755) == 0) {
        printf("Directory created successfully.\n");
    } else {
        perror("mkdir");
    }

    // 删除目录
    if (rmdir("new_directory") == 0) {
        printf("Directory removed successfully.\n");
    } else {
        perror("rmdir");
    }

    return 0;
}

if (mkdir("new_directory", 0755) != 0) {
    if (errno == EEXIST) {
        printf("Directory already exists.\n");
    } else if (errno == EACCES) {
        printf("Permission denied.\n");
    } else if (errno == ENOSPC) {
        printf("No space left on device.\n");
    } else {
        perror("mkdir");
    }
}

if (rmdir("new_directory") != 0) {
    if (errno == ENOTEMPTY) {
        printf("Directory not empty.\n");
    } else if (errno == EACCES) {
        printf("Permission denied.\n");
    } else if (errno == ENOENT) {
        printf("Directory does not exist.\n");
    } else {
        perror("rmdir");
    }
}