xref: /dflybsd-src/contrib/grep/lib/xbinary-io.h (revision 91b9ed38d3db6a8a8ac5b66da1d43e6e331e259a)
1*09d4459fSDaniel Fojt /* Binary mode I/O with checking
2*09d4459fSDaniel Fojt    Copyright 2017-2020 Free Software Foundation, Inc.
3*09d4459fSDaniel Fojt 
4*09d4459fSDaniel Fojt    This program is free software: you can redistribute it and/or modify
5*09d4459fSDaniel Fojt    it under the terms of the GNU General Public License as published by
6*09d4459fSDaniel Fojt    the Free Software Foundation; either version 3 of the License, or
7*09d4459fSDaniel Fojt    (at your option) any later version.
8*09d4459fSDaniel Fojt 
9*09d4459fSDaniel Fojt    This program is distributed in the hope that it will be useful,
10*09d4459fSDaniel Fojt    but WITHOUT ANY WARRANTY; without even the implied warranty of
11*09d4459fSDaniel Fojt    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12*09d4459fSDaniel Fojt    GNU General Public License for more details.
13*09d4459fSDaniel Fojt 
14*09d4459fSDaniel Fojt    You should have received a copy of the GNU General Public License
15*09d4459fSDaniel Fojt    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
16*09d4459fSDaniel Fojt 
17*09d4459fSDaniel Fojt #ifndef _XBINARY_IO_H
18*09d4459fSDaniel Fojt #define _XBINARY_IO_H
19*09d4459fSDaniel Fojt 
20*09d4459fSDaniel Fojt #include "binary-io.h"
21*09d4459fSDaniel Fojt 
22*09d4459fSDaniel Fojt #ifndef _GL_INLINE_HEADER_BEGIN
23*09d4459fSDaniel Fojt  #error "Please include config.h first."
24*09d4459fSDaniel Fojt #endif
25*09d4459fSDaniel Fojt _GL_INLINE_HEADER_BEGIN
26*09d4459fSDaniel Fojt #ifndef XBINARY_IO_INLINE
27*09d4459fSDaniel Fojt # define XBINARY_IO_INLINE _GL_INLINE
28*09d4459fSDaniel Fojt #endif
29*09d4459fSDaniel Fojt 
30*09d4459fSDaniel Fojt #if O_BINARY
31*09d4459fSDaniel Fojt extern _Noreturn void xset_binary_mode_error (void);
32*09d4459fSDaniel Fojt #else
33*09d4459fSDaniel Fojt XBINARY_IO_INLINE void xset_binary_mode_error (void) {}
34*09d4459fSDaniel Fojt #endif
35*09d4459fSDaniel Fojt 
36*09d4459fSDaniel Fojt /* Set the mode of FD to MODE, which should be either O_TEXT or O_BINARY.
37*09d4459fSDaniel Fojt    Report an error and exit if this fails.  */
38*09d4459fSDaniel Fojt 
39*09d4459fSDaniel Fojt XBINARY_IO_INLINE void
xset_binary_mode(int fd,int mode)40*09d4459fSDaniel Fojt xset_binary_mode (int fd, int mode)
41*09d4459fSDaniel Fojt {
42*09d4459fSDaniel Fojt   if (set_binary_mode (fd, mode) < 0)
43*09d4459fSDaniel Fojt     xset_binary_mode_error ();
44*09d4459fSDaniel Fojt }
45*09d4459fSDaniel Fojt 
46*09d4459fSDaniel Fojt _GL_INLINE_HEADER_END
47*09d4459fSDaniel Fojt 
48*09d4459fSDaniel Fojt #endif /* _XBINARY_IO_H */
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