原因:切换到 directory_entry::exists 运行此代码 #include <iostream>#include <fstream>#include <cstdint>#include <filesystem>namespacefs=std::filesystem;voiddemo_exists(constfs::path&p, fs::file_statuss=fs::file_status{}){std::cout<<p;if(fs::status_known(s)?fs::exists(s):fs::exists...
When used with files, the _access function determines whether the specified file exists and can be accessedasspecified by the value of mode. When used with directories, _access determines only whether the specified directory exists;inWindows NT, all directories have read and write access. mode Va...
if ((hFind != INVALID_HANDLE_VALUE) && (wfd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)) { rValue = true; } FindClose(hFind); return rValue; } 4.使用boost的filesystem类库的exists函数 复制代码 代码如下: #include #include #include int GetFilePath(std::string &strFilePath) { string str...
if ((hFind != INVALID_HANDLE_VALUE) && (wfd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)) { bValue = TRUE; } FindClose(hFind); return bValue; } 方法四:使用boost库中filesystem类库的exists函数 #include <boost/filesystem/operations.hpp> #include <boost/filesystem/path.hpp> #include <boost/...
When used with files, the_accessfunction determines whether the specified file exists and can be accessed as specified by the value of mode(见下图表). When used with directories,_accessdetermines only whether the specified directory exists; in Windows NT, all directories have read and write acces...
During directory iteration, calling exists(*iterator) is less efficient than exists(iterator->status()) Example #include <iostream> #include <fstream> #include <cstdint> #include <experimental/filesystem> namespace fs = std::experimental::filesystem; void demo_exists(const fs::path& p, fs...
"No such file or directory", but the file exists. "some unicode in this file could not be saved" error occurs when i tried using tamil language in string table "The POSIX name for this item is deprecated. Instead, use the ISO C++ conformant name:" with identical names "The project fil...
IF(EXISTS dir)或者 IF(EXISTS file)#当目录名或者文件名存在时为真。 IF(file1 IS_NEWER_THAN file2)#当 file1 比 file2 新,或者 file1/file2 其中有一个不存在时为真,文件名请使用完整路径。 IF(IS_DIRECTORY dirname)#当 dirname 是目录时,为真。
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If building a linux toolchain on a MacOS system, or on a Windows system using the Linux subsystem or cygwin, you must ensure that the filesystem is case-sensitive. A build on a case-insensitive filesystem will fail when building glibc because *.os and *.oS files will clobber each other...