-/* $Id$
-
-This file is part of libmspfs
-Copyright © 2006-2008 Mikko Rasa, Mikkosoft Productions
-Distributed under the LGPL
-*/
-
#include <cstdlib>
-#include <cerrno>
+#include <unistd.h>
#include <dirent.h>
-#include <sys/stat.h>
-#ifdef WIN32
-#include <shlobj.h>
-#endif
-#include <msp/core/except.h>
+#include <msp/core/systemerror.h>
#include <msp/strings/regex.h>
#include <msp/strings/utils.h>
#include "dir.h"
namespace
{
-/**
-Helper function to determine the location of the program's executable. Caches
-the last result to cut down filesystem access with repeated calls.
-*/
+/** Helper function to determine the location of the program's executable.
+Caches the last result to cut down filesystem access with repeated calls. */
const Path &get_bin_dir(const string &argv0)
{
static string last_argv0;
}
-void mkdir(const Path &path, int mode)
-{
- int err;
-#ifdef WIN32
- // The win32 version of this function doesn't take the mode argument. Go figure.
- (void)mode;
- err = ::mkdir(path.str().c_str());
-#else
- err = ::mkdir(path.str().c_str(), mode);
-#endif
- if(err==-1)
- throw SystemError("mkdir failed", errno);
-}
+not_a_directory::not_a_directory(const Path &p):
+ runtime_error(p.str())
+{ }
+
void mkpath(const Path &path, int mode)
{
if(p.size()==1 && p.is_absolute())
continue;
#endif
- struct stat st;
- int err = stat(p, st);
- if(err==0)
+ if(FS::Stat st = stat(p))
{
- if(!S_ISDIR(st.st_mode))
- throw Exception("A component exists and is not a directory");
+ if(!st.is_directory())
+ throw not_a_directory(p);
continue;
}
- else if(errno!=ENOENT)
- throw SystemError("stat failed", errno);
else
mkdir(p, mode);
}
}
-void rmdir(const Path &path)
-{
- if(::rmdir(path.str().c_str())==-1)
- throw SystemError("rmdir failed", errno);
-}
-
-void rmdirs(const Path &path)
+void rmpath(const Path &path)
{
list<string> files = list_files(path);
for(list<string>::iterator i=files.begin(); i!=files.end(); ++i)
{
Path p = path / *i;
- struct stat st = stat(p.str().c_str());
- if(S_ISDIR(st.st_mode))
- rmdirs(p);
+ if(is_dir(p))
+ rmpath(p);
else
unlink(p);
}
return ::getcwd(buf, sizeof(buf));
}
-Path get_home_dir()
-{
-#ifdef WIN32
- char home[MAX_PATH];
- if(SHGetFolderPath(0, CSIDL_PERSONAL, 0, 0, home)==S_OK)
- return home;
-#else
- const char *home = getenv("HOME");
- if(home)
- return home;
-#endif
- return ".";
-}
-
-Path get_user_data_dir(const string &appname)
-{
-#ifdef WIN32
- char datadir[MAX_PATH];
- if(SHGetFolderPath(0, CSIDL_LOCAL_APPDATA, 0, 0, datadir)==S_OK)
- return Path(datadir)/appname;
- return ".";
-#else
- return get_home_dir()/("."+appname);
-#endif
-}
-
Path get_sys_conf_dir(const string &argv0)
{
Path dir = get_bin_dir(argv0);
void chdir(const Path &path)
{
if(::chdir(path.str().c_str())==-1)
- throw SystemError("chdir failed", errno);
+ throw system_error("chdir");
}
} // namespace FS