mkdir.cpp File Reference

(986a3bf)

#include "fs/mkdir.h"
#include "utils/cast.h"
#include <sys/stat.h>
#include "debug.h"

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Functions
int	mkdir_r (const char *const pathname)
	Create a directory, making leading components first if necessary. More...

Function Documentation

mkdir_r()

int mkdir_r

(

const char *const

pathname

)

Create a directory, making leading components first if necessary.

Definition at line 109 of file mkdir.cpp.

{
    if (pathname == nullptr)
        return -1;
 
    const size_t len = CAST_SIZE(strlen(pathname));
    char *tmp = new char[len + 2];
    char *p = nullptr;
 
    strcpy(tmp, pathname);
 
    // terminate the pathname with '/'
    if (tmp[len - 1] != '/')
    {
        tmp[len] = '/';
        tmp[len + 1] = '\0';
    }
 
    for (p = tmp; *p != 0; p++)
    {
        if (*p == '/')
        {
            *p = '\0';
            // ignore a slash at the beginning of a path
            if (tmp[0] == 0)
            {
                *p = '/';
                continue;
            }
 
            // check if the name already exists, but not as directory
            struct stat statbuf;
            if (stat(tmp, &statbuf) == 0)
            {
                if (S_ISDIR(statbuf.st_mode))
                {
                    *p = '/';
                    continue;
                }
                else
                {
                    delete []tmp;
                    return -1;
                }
            }
 
            if (mkdir(tmp, S_IRWXU | S_IRWXG | S_IROTH | S_IXOTH) != 0)
            {
                delete []tmp;
                return -1;
            }
 
            *p = '/';
        }
    }
    delete []tmp;
    return 0;
}

References CAST_SIZE, and VirtFs::mkdir().

Referenced by Dirs::initConfigDir(), Dirs::initLocalDataDir(), Dirs::initScreenshotDir(), ConfigManager::initServerConfig(), Dirs::initTempDir(), Dirs::initUsersDir(), UpdaterWindow::loadNews(), mainGui(), VirtFs::FsDir::mkdir(), Map::saveExtraLayer(), Game::saveScreenshot(), Files::saveTextFile(), ChatLogger::setLogDir(), and ChatLogger::setServerName().