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author | Richard Maw <richard.maw@codethink.co.uk> | 2012-01-17 14:43:55 +0000 |
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committer | Richard Maw <richard.maw@codethink.co.uk> | 2012-01-17 14:43:55 +0000 |
commit | 2de9abc5c9d40b3c716307d67d16146f823fd554 (patch) | |
tree | 6979db67934ddc8b564150b465846a383b428ff8 /gnulib/lib/freadable.c | |
parent | 33cc1c6fda6e72a7bae1401e9b2cec495a4d3ff1 (diff) | |
download | patch-baserock/bootstrap.tar.gz |
add the output of bootstrapbaserock/bootstrap-pass2baserock/bootstrap
Diffstat (limited to 'gnulib/lib/freadable.c')
m--------- | gnulib | 0 | ||||
-rw-r--r-- | gnulib/lib/freadable.c | 47 |
2 files changed, 47 insertions, 0 deletions
diff --git a/gnulib b/gnulib deleted file mode 160000 -Subproject 443bc5ffcf7429e557f4a371b0661abe98ddbc1 diff --git a/gnulib/lib/freadable.c b/gnulib/lib/freadable.c new file mode 100644 index 0000000..243914f --- /dev/null +++ b/gnulib/lib/freadable.c @@ -0,0 +1,47 @@ +/* Retrieve information about a FILE stream. + Copyright (C) 2007-2011 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/>. */ + +#include <config.h> + +/* Specification. */ +#include "freadable.h" + +#include "stdio-impl.h" + +bool +freadable (FILE *fp) +{ + /* Most systems provide FILE as a struct and the necessary bitmask in + <stdio.h>, because they need it for implementing getc() and putc() as + fast macros. */ +#if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */ + return (fp->_flags & _IO_NO_READS) == 0; +#elif defined __sferror || defined __DragonFly__ /* FreeBSD, NetBSD, OpenBSD, DragonFly, MacOS X, Cygwin */ + return (fp_->_flags & (__SRW | __SRD)) != 0; +#elif defined __EMX__ /* emx+gcc */ + return (fp->_flags & (_IORW | _IOREAD)) != 0; +#elif defined __minix /* Minix */ + return (fp->_flags & _IOREAD) != 0; +#elif defined _IOERR /* AIX, HP-UX, IRIX, OSF/1, Solaris, OpenServer, mingw, NonStop Kernel */ + return (fp->_flag & (_IORW | _IOREAD)) != 0; +#elif defined __QNX__ /* QNX */ + return (fp->_Mode & 0x1 /* _MOPENR */) != 0; +#elif defined __MINT__ /* Atari FreeMiNT */ + return fp->__mode.__read; +#else +# error "Please port gnulib freadable.c to your platform! Look at the definition of fopen, fdopen on your system, then report this to bug-gnulib." +#endif +} |