diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/ChangeLog | 5 | ||||
| -rw-r--r-- | include/binary-io.h | 62 |
2 files changed, 67 insertions, 0 deletions
diff --git a/include/ChangeLog b/include/ChangeLog index c86f600..f70cebd 100644 --- a/include/ChangeLog +++ b/include/ChangeLog @@ -1,3 +1,8 @@ +2008-08-25 Alan Modra <amodra@bigpond.net.au> + + * binary-io.h: New file, imported from gnulib, but don't + #include <fcntl.h> or <stdio.h>. + 2008-08-17 Alan Modra <amodra@bigpond.net.au> * bfdlink.h (bfd_generic_link_read_symbols): Declare. diff --git a/include/binary-io.h b/include/binary-io.h new file mode 100644 index 0000000..2984271 --- /dev/null +++ b/include/binary-io.h @@ -0,0 +1,62 @@ +/* Binary mode I/O. + Copyright (C) 2001, 2003, 2005, 2008 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +#ifndef _BINARY_H +#define _BINARY_H + +/* Include this header after <fcntl.h> and <stdio.h>, because + systems that distinguish between text and binary I/O usually + define O_BINARY in <fcntl.h>, and the MSVC7 <stdio.h> doesn't + like to be included after '#define fileno ...' + + We don't include <fcntl.h> here because not all systems have + that header. */ + +#if !defined O_BINARY && defined _O_BINARY + /* For MSC-compatible compilers. */ +# define O_BINARY _O_BINARY +# define O_TEXT _O_TEXT +#endif +#ifdef __BEOS__ + /* BeOS 5 has O_BINARY and O_TEXT, but they have no effect. */ +# undef O_BINARY +# undef O_TEXT +#endif +#if O_BINARY +# if defined __EMX__ || defined __DJGPP__ || defined __CYGWIN__ +# include <io.h> /* declares setmode() */ +# else +# define setmode _setmode +# undef fileno +# define fileno _fileno +# endif +# ifdef __DJGPP__ +# include <unistd.h> /* declares isatty() */ +# /* Avoid putting stdin/stdout in binary mode if it is connected to the +# console, because that would make it impossible for the user to +# interrupt the program through Ctrl-C or Ctrl-Break. */ +# define SET_BINARY(fd) (!isatty (fd) ? (setmode (fd, O_BINARY), 0) : 0) +# else +# define SET_BINARY(fd) setmode (fd, O_BINARY) +# endif +#else + /* On reasonable systems, binary I/O is the default. */ +# undef O_BINARY +# define O_BINARY 0 +# define SET_BINARY(fd) /* nothing */ +#endif + +#endif /* _BINARY_H */ |