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- // This is part of the iostream library, providing -*- C++ -*- input/output.
- // Copyright (C) 1991 Per Bothner.
- //
- // This library is free software; you can redistribute it and/or
- // modify it under the terms of the GNU Library General Public
- // License as published by the Free Software Foundation; either
- // version 2 of the License, or (at your option) any later version.
- //
- // This library is distributed in the hope that it will be useful,
- // but WITHOUT ANY WARRANTY; without even the implied warranty of
- // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- // Library General Public License for more details.
- //
- // You should have received a copy of the GNU Library General Public
- // License along with this library; if not, write to the Free
- // Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-
- #ifndef _IOSTREAM_H
- #ifdef __GNUG__
- #pragma interface
- #endif
- #define _IOSTREAM_H
- #define Q_ENV
-
- #include <streambuf.h>
-
- class istream; class ostream;
- typedef istream& (*__imanip)(istream&);
- typedef ostream& (*__omanip)(ostream&);
-
- extern istream& ws(istream& ins);
- extern ostream& flush(ostream& outs);
- extern ostream& endl(ostream& outs);
- extern ostream& ends(ostream& outs);
-
- class ostream : public ios
- {
- void do_osfx();
- public:
- ostream();
- ostream(streambuf* sb, ostream* tied=NULL);
- ~ostream();
-
- int opfx() { if (!good()) return 0; if (_tie) _tie->flush(); return 1; }
- void osfx() { if (flags() & (ios::unitbuf|ios::stdio))
- do_osfx(); }
- streambuf* ostreambuf() const { return _strbuf; }
- ostream& flush();
- ostream& put(char c);
- ostream& write(const char *s, int n);
- ostream& write(const unsigned char *s, int n) { return write((char*)s, n);}
- ostream& write(const void *s, int n) { return write((char*)s, n);}
- ostream& seekp(streampos);
- ostream& seekp(streamoff, _seek_dir);
- streampos tellp();
- ostream& form(const char *format ...);
- ostream& vform(const char *format, _G_va_list args);
- };
-
- extern ostream& operator<<(ostream&, char c);
- inline ostream& operator<<(ostream& os, unsigned char c)
- { return os << (char)c; }
- //extern ostream& operator<<(ostream &os, signed char c) { return os << (char)c; }
- extern ostream& operator<<(ostream&, const char *s);
- inline ostream& operator<<(ostream& os, const unsigned char *s)
- { return os << (const char*)s; }
- //inline ostream& operator<<(ostream& os, const signed char *s)
- //{ return os << (const char*)s; }
- extern ostream& operator<<(ostream&, void *p);
- extern ostream& operator<<(ostream&, int n);
- extern ostream& operator<<(ostream&, long n);
- extern ostream& operator<<(ostream&, unsigned int n);
- extern ostream& operator<<(ostream&, unsigned long n);
- inline ostream& operator<<(ostream& os, short n) {return os << (int)n;}
- inline ostream& operator<<(ostream& os, unsigned short n)
- {return os << (unsigned int)n;}
- extern ostream& operator<<(ostream&, float n);
- extern ostream& operator<<(ostream&, double n);
- inline ostream& operator<<(ostream& os, __omanip func) { return (*func)(os); }
- extern ostream& operator<<(ostream&, streambuf*);
-
- class istream : public ios
- {
- _G_size_t _gcount;
- public:
- istream();
- istream(streambuf* sb, ostream*tied=NULL);
- ~istream();
- streambuf* istreambuf() const { return _strbuf; }
- istream& get(char& c);
- istream& get(unsigned char& c);
- istream& read(char *ptr, int n);
- istream& read(unsigned char *ptr, int n) { return read((char*)ptr, n); }
- istream& read(void *ptr, int n) { return read((char*)ptr, n); }
- // Should get() and/or peek() set failbit and/or eofbit? FIXME!
- istream& getline(char* ptr, int len, char delim = '\n');
- istream& get(char* ptr, int len, char delim = '\n');
- istream& gets(char **s, char delim = '\n');
- int ipfx(int need) {
- if (!good()) { set(ios::failbit); return 0; }
- if (_tie && (need == 0 || rdbuf()->in_avail() < need)) _tie->flush();
- if (!need && (flags() & ios::skipws) && !ws(*this)) return 0;
- return 1;
- }
- int ipfx0() { // Optimized version of ipfx(0).
- if (!good()) { set(ios::failbit); return 0; }
- if (_tie) _tie->flush();
- if ((flags() & ios::skipws) && !ws(*this)) return 0;
- return 1;
- }
- int ipfx1() { // Optimized version of ipfx(1).
- if (!good()) { set(ios::failbit); return 0; }
- if (_tie && rdbuf()->in_avail() == 0) _tie->flush();
- return 1;
- }
- int get() { if (!ipfx1()) return EOF;
- int ch = _strbuf->sbumpc();
- if (ch == EOF) set(ios::eofbit);
- return ch; }
- int peek() { if (!ipfx1()) return EOF;
- int ch = _strbuf->sgetc();
- if (ch == EOF) set(ios::eofbit);
- return ch; }
- _G_size_t gcount() { return _gcount; }
- istream& ignore(int n=1, int delim = EOF);
- istream& seekg(streampos);
- istream& seekg(streamoff, _seek_dir);
- streampos tellg();
- istream& putback(char ch) {
- if (good() && _strbuf->sputbackc(ch) == EOF) clear(ios::badbit);
- return *this;}
- istream& unget() {
- if (good() && _strbuf->sungetc() == EOF) clear(ios::badbit);
- return *this;}
- #ifdef _STREAM_COMPAT
- istream& unget(char ch) { return putback(ch); }
- int skip(int i);
- #endif
- };
-
- extern istream& operator>>(istream&, char*);
- inline istream& operator>>(istream& is, unsigned char* p)
- { return is >> (char*)p; }
- //inline istream& operator>>(istream& is, signed char* p) { return is >> (char*)p; }
- extern istream& operator>>(istream&, char& c);
- extern istream& operator>>(istream&, unsigned char& c);
- //extern istream& operator>>(istream&, signed char& c);
- extern istream& operator>>(istream&, int&);
- extern istream& operator>>(istream&, long&);
- extern istream& operator>>(istream&, short&);
- extern istream& operator>>(istream&, unsigned int&);
- extern istream& operator>>(istream&, unsigned long&);
- extern istream& operator>>(istream&, unsigned short&);
- extern istream& operator>>(istream&, float&);
- extern istream& operator>>(istream&, double&);
- inline istream& operator>>(istream& is, __imanip func) { return (*func)(is); }
-
- class iostream : public ios {
- _G_size_t _gcount;
- public:
- iostream();
- iostream(streambuf* sb, ostream*tied=NULL);
- operator istream&() { return *(istream*)this; }
- operator ostream&() { return *(ostream*)this; }
- ~iostream();
- // NOTE: These duplicate istream methods.
- istream& get(char& c) { return ((istream*)this)->get(c); }
- istream& get(unsigned char& c) { return ((istream*)this)->get(c); }
- istream& read(char *ptr, int n) { return ((istream*)this)->read(ptr, n); }
- istream& read(unsigned char *ptr, int n)
- { return ((istream*)this)->read((char*)ptr, n); }
- istream& read(void *ptr, int n)
- { return ((istream*)this)->read((char*)ptr, n); }
- istream& getline(char* ptr, int len, char delim = '\n')
- { return ((istream*)this)->getline(ptr, len, delim); }
- istream& get(char* ptr, int len, char delim = '\n')
- { return ((istream*)this)->get(ptr, len, delim); }
- istream& gets(char **s, char delim = '\n')
- { return ((istream*)this)->gets(s, delim); }
- istream& ignore(int n=1, int delim = EOF)
- { return ((istream*)this)->ignore(n, delim); }
- int ipfx(int need) { return ((istream*)this)->ipfx(need); }
- int ipfx0() { return ((istream*)this)->ipfx0(); }
- int ipfx1() { return ((istream*)this)->ipfx1(); }
- int get() { return _strbuf->sbumpc(); }
- int peek() { return ipfx1() ? _strbuf->sgetc() : EOF; }
- _G_size_t gcount() { return _gcount; }
- istream& putback(char ch) { return ((istream*)this)->putback(ch); }
- istream& unget() { return ((istream*)this)->unget(); }
- istream& seekg(streampos pos) { return ((istream*)this)->seekg(pos); }
- istream& seekg(streamoff off, _seek_dir dir)
- { return ((istream*)this)->seekg(off, dir); }
- streampos tellg() { return ((istream*)this)->tellg(); }
- #ifdef _STREAM_COMPAT
- istream& unget(char ch) { return putback(ch); }
- #endif
-
- // NOTE: These duplicate ostream methods.
- int opfx() { return ((ostream*)this)->opfx(); }
- void osfx() { ((ostream*)this)->osfx(); }
- ostream& flush() { return ((ostream*)this)->flush(); }
- ostream& put(char c) { return ((ostream*)this)->put(c); }
- ostream& write(const char *s, int n)
- { return ((ostream*)this)->write(s, n); }
- ostream& write(const unsigned char *s, int n)
- { return ((ostream*)this)->write((char*)s, n); }
- ostream& write(const void *s, int n)
- { return ((ostream*)this)->write((char*)s, n); }
- ostream& form(const char *format ...);
- ostream& vform(const char *format, _G_va_list args)
- { return ((ostream*)this)->vform(format, args); }
- ostream& seekp(streampos pos) { return ((ostream*)this)->seekp(pos); }
- ostream& seekp(streamoff off, _seek_dir dir)
- { return ((ostream*)this)->seekp(off, dir); }
- streampos tellp() { return ((ostream*)this)->tellp(); }
- };
-
- extern istream cin;
- extern ostream cout, cerr, clog; // clog->rdbuf() == cerr->rdbuf()
-
- inline ostream& ostream::put(char c) { _strbuf->sputc(c); return *this; }
-
- struct Iostream_init { } ; // Compatibility hack for AT&T libraray.
-
- inline ios& dec(ios& i)
- { i.setf(ios::dec, ios::dec|ios::hex|ios::oct); return i; }
- inline ios& hex(ios& i)
- { i.setf(ios::hex, ios::dec|ios::hex|ios::oct); return i; }
- inline ios& oct(ios& i)
- { i.setf(ios::oct, ios::dec|ios::hex|ios::oct); return i; }
-
- #endif /*!_IOSTREAM_H*/
-