nix-super/src/util.hh
2003-06-27 14:56:12 +00:00

67 lines
1.3 KiB
C++

#ifndef __UTIL_H
#define __UTIL_H
#include <string>
#include <list>
#include <sstream>
#include <unistd.h>
#include <boost/format.hpp>
using namespace std;
using namespace boost;
class Error : public exception
{
protected:
string err;
public:
Error(const format & f);
~Error() throw () { };
const char * what() const throw () { return err.c_str(); }
};
class SysError : public Error
{
public:
SysError(const format & f);
};
class UsageError : public Error
{
public:
UsageError(const format & f) : Error(f) { };
};
typedef list<string> Strings;
/* The canonical system name, as returned by config.guess. */
extern string thisSystem;
/* Return an absolutized path, resolving paths relative to the
specified directory, or the current directory otherwise. */
string absPath(string path, string dir = "");
/* Return the directory part of the given path, i.e., everything
before the final `/'. */
string dirOf(string path);
/* Return the base name of the given path, i.e., everything following
the final `/'. */
string baseNameOf(string path);
/* Delete a path; i.e., in the case of a directory, it is deleted
recursively. Don't use this at home, kids. */
void deletePath(string path);
void debug(const format & f);
#endif /* !__UTIL_H */