c mkdir if not exist
2014年7月29日 — You can use this function without checking if the directory already exists as it will fail but ... else // Failed to create directory. } ... or #include <filesystem> for C++17 and up namespace fs = std::experimental::filesystem; if&nb,2016年3月11日 — How can I check if mkdir fails because the string was invalid or because the string was vaild but the folder already existed? Return code from ... ,... doesn't do it automatically, it just returns NULL if folder doesn't exists. ... a file or directory, and the mkdir library function to create a directory. ,2011年9月15日 — Look at stat for checking if the directory exists, And mkdir , to create a directory. You can see the manual of these functions with the man 2 stat and man 2 mkdir commands. because this is a very common question, here is the code to create ,2017年4月11日 — My problem is that mkdir returns -1 for what I think of as "real errors" (no access, no space, etc..) as well as for the directory already existing. I do ... ,0) /* Directory does not exist. EEXIST for race condition */ if (mkdir(path, mode) != 0 && errno != EEXIST) status = -1; } else if (!S_ISDIR(st.st_mode)) errno ... ,2018年3月27日 — In C++17 you have the filesystem header which provides create_directory. That lets you solve your problem. If you don't have access to C++17, ... ,2013年9月5日 — Do a test [[ -d dir ]] || mkdir dir. Or use -p option: mkdir -p dir. ,2012年7月11日 — meaning this code only works on GLIBC, EGLIBC, uClibc, and other GLIBC compatible C libraries. int mkpath(char *dir, mode_t mode) if (!dir) ... ,recursive mkdir */. for(p = tmp + 1; *p; p++) . if(*p == '/') . *p = 0;. /* test path */. if (stat(tmp, &sb) != 0) . /* path does not exist - create directory */. if (mkdir(tmp ...
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 c mkdir if not exist 相關參考資料
Create a directory if it doesn't exist - Stack Overflow
2014年7月29日 — You can use this function without checking if the directory already exists as it will fail but ... else // Failed to create directory. } ... or #include <filesystem> for C++17 and... https://stackoverflow.com Create folder if it doesn't exist, do nothing if it does - Stack ...
2016年3月11日 — How can I check if mkdir fails because the string was invalid or because the string was vaild but the folder already existed? Return code from ... https://stackoverflow.com Creating a folder if it doesn't exists in C, with fopen? How ...
... doesn't do it automatically, it just returns NULL if folder doesn't exists. ... a file or directory, and the mkdir library function to create a directory. https://ubuntuforums.org Creating a new directory in C - Stack Overflow
2011年9月15日 — Look at stat for checking if the directory exists, And mkdir , to create a directory. You can see the manual of these functions with the man 2 stat and man 2 mkdir commands. because this... https://stackoverflow.com Handling mkdir when directory exists (C language) - Stack ...
2017年4月11日 — My problem is that mkdir returns -1 for what I think of as "real errors" (no access, no space, etc..) as well as for the directory already existing. I do ... https://stackoverflow.com How can I create directory tree in C++Linux? - Stack Overflow
0) /* Directory does not exist. EEXIST for race condition */ if (mkdir(path, mode) != 0 && errno != EEXIST) status = -1; } else if (!S_ISDIR(st.st_mode)) errno ... https://stackoverflow.com How to create folder if it not exist in c++? - Stack Overflow
2018年3月27日 — In C++17 you have the filesystem header which provides create_directory. That lets you solve your problem. If you don't have access to C++17, ... https://stackoverflow.com Only mkdir if it does not exist - Stack Overflow
2013年9月5日 — Do a test [[ -d dir ]] || mkdir dir. Or use -p option: mkdir -p dir. https://stackoverflow.com Recursive mkdir() system call on Unix - Stack Overflow
2012年7月11日 — meaning this code only works on GLIBC, EGLIBC, uClibc, and other GLIBC compatible C libraries. int mkpath(char *dir, mode_t mode) if (!dir) ... https://stackoverflow.com Simple recursive mkdir in C · GitHub
recursive mkdir */. for(p = tmp + 1; *p; p++) . if(*p == '/') . *p = 0;. /* test path */. if (stat(tmp, &sb) != 0) . /* path does not exist - create directory */. if (mkdir(tmp ... https://gist.github.com |