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Diffstat (limited to 'gtk+-mingw/include/autosprintf.h')
-rw-r--r-- | gtk+-mingw/include/autosprintf.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/gtk+-mingw/include/autosprintf.h b/gtk+-mingw/include/autosprintf.h new file mode 100644 index 0000000..f447391 --- /dev/null +++ b/gtk+-mingw/include/autosprintf.h @@ -0,0 +1,66 @@ +/* Class autosprintf - formatted output to an ostream. + Copyright (C) 2002 Free Software Foundation, Inc. + + This program 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, or (at your option) + any later version. + + This program 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 program; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, + USA. */ + +#ifndef _AUTOSPRINTF_H +#define _AUTOSPRINTF_H + +#ifndef __attribute__ +/* This feature is available in gcc versions 2.5 and later. */ +# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5) || __STRICT_ANSI__ +# define __attribute__(Spec) /* empty */ +# endif +/* The __-protected variants of `format' and `printf' attributes + are accepted by gcc versions 2.6.4 (effectively 2.7) and later. */ +# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7) +# define __format__ format +# define __printf__ printf +# endif +#endif + +#include <string> +#include <iostream> + +namespace gnu +{ + /* A temporary object, usually allocated on the stack, representing + the result of an asprintf() call. */ + class autosprintf + { + public: + /* Constructor: takes a format string and the printf arguments. */ + autosprintf (const char *format, ...) + __attribute__ ((__format__ (__printf__, 2, 3))); + /* Copy constructor. */ + autosprintf (const autosprintf& src); + /* Destructor: frees the temporarily allocated string. */ + ~autosprintf (); + /* Conversion to string. */ + operator char * () const; + operator std::string () const; + /* Output to an ostream. */ + friend inline std::ostream& operator<< (std::ostream& stream, const autosprintf& tmp) + { + stream << (tmp.str ? tmp.str : "(error in autosprintf)"); + return stream; + } + private: + char *str; + }; +} + +#endif /* _AUTOSPRINTF_H */ |