diff options
Diffstat (limited to 'lib/stdio-impl.h')
| -rw-r--r-- | lib/stdio-impl.h | 70 |
1 files changed, 65 insertions, 5 deletions
diff --git a/lib/stdio-impl.h b/lib/stdio-impl.h index 6dd606e..d032ccc 100644 --- a/lib/stdio-impl.h +++ b/lib/stdio-impl.h @@ -1,5 +1,5 @@ /* Implementation details of FILE streams. - Copyright (C) 2007-2008, 2010-2017 Free Software Foundation, Inc. + Copyright (C) 2007-2008, 2010-2018 Free Software Foundation, Inc. This program is free software: you can redistribute it and/or modify it under the terms of either: @@ -27,6 +27,12 @@ the same implementation of stdio extension API, except that some fields have different naming conventions, or their access requires some casts. */ +/* Glibc 2.28 made _IO_IN_BACKUP private. For now, work around this + problem by defining it ourselves. FIXME: Do not rely on glibc + internals. */ +#if !defined _IO_IN_BACKUP && defined _IO_EOF_SEEN +# define _IO_IN_BACKUP 0x100 +#endif /* BSD stdio derived implementations. */ @@ -63,25 +69,79 @@ # define _flags pub._flags # define _r pub._r # define _w pub._w +# elif defined __ANDROID__ /* Android */ + /* Up to this commit from 2015-10-12 + <https://android.googlesource.com/platform/bionic.git/+/f0141dfab10a4b332769d52fa76631a64741297a> + the innards of FILE were public, and fp_ub could be defined like for OpenBSD, + see <https://android.googlesource.com/platform/bionic.git/+/e78392637d5086384a5631ddfdfa8d7ec8326ee3/libc/stdio/fileext.h> + and <https://android.googlesource.com/platform/bionic.git/+/e78392637d5086384a5631ddfdfa8d7ec8326ee3/libc/stdio/local.h>. + After this commit, the innards of FILE are hidden. */ +# define fp_ ((struct { unsigned char *_p; \ + int _r; \ + int _w; \ + int _flags; \ + int _file; \ + struct { unsigned char *_base; size_t _size; } _bf; \ + int _lbfsize; \ + void *_cookie; \ + void *_close; \ + void *_read; \ + void *_seek; \ + void *_write; \ + struct { unsigned char *_base; size_t _size; } _ext; \ + unsigned char *_up; \ + int _ur; \ + unsigned char _ubuf[3]; \ + unsigned char _nbuf[1]; \ + struct { unsigned char *_base; size_t _size; } _lb; \ + int _blksize; \ + fpos_t _offset; \ + /* More fields, not relevant here. */ \ + } *) fp) # else # define fp_ fp # endif -# if (defined __NetBSD__ && __NetBSD_Version__ >= 105270000) || defined __OpenBSD__ || defined __minix || defined __ANDROID__ /* NetBSD >= 1.5ZA, OpenBSD, Minix 3, Android */ +# if (defined __NetBSD__ && __NetBSD_Version__ >= 105270000) || defined __OpenBSD__ || defined __minix /* NetBSD >= 1.5ZA, OpenBSD, Minix 3 */ /* See <http://cvsweb.netbsd.org/bsdweb.cgi/src/lib/libc/stdio/fileext.h?rev=HEAD&content-type=text/x-cvsweb-markup> - and <https://cvsweb.openbsd.org/cgi-bin/cvsweb/src/lib/libc/stdio/fileext.h?rev=HEAD&content-type=text/x-cvsweb-markup> */ + and <https://cvsweb.openbsd.org/cgi-bin/cvsweb/src/lib/libc/stdio/fileext.h?rev=HEAD&content-type=text/x-cvsweb-markup> + and <https://github.com/Stichting-MINIX-Research-Foundation/minix/blob/master/lib/libc/stdio/fileext.h> */ struct __sfileext { struct __sbuf _ub; /* ungetc buffer */ /* More fields, not relevant here. */ }; # define fp_ub ((struct __sfileext *) fp->_ext._base)->_ub -# else /* FreeBSD, NetBSD <= 1.5Z, DragonFly, Mac OS X, Cygwin, Android */ +# elif defined __ANDROID__ /* Android */ + struct __sfileext + { + struct { unsigned char *_base; size_t _size; } _ub; /* ungetc buffer */ + /* More fields, not relevant here. */ + }; +# define fp_ub ((struct __sfileext *) fp_->_ext._base)->_ub +# else /* FreeBSD, NetBSD <= 1.5Z, DragonFly, Mac OS X, Cygwin */ # define fp_ub fp_->_ub # endif # define HASUB(fp) (fp_ub._base != NULL) +# if defined __ANDROID__ /* Android */ + /* Needed after this commit from 2016-01-25 + <https://android.googlesource.com/platform/bionic.git/+/e70e0e9267d069bf56a5078c99307e08a7280de7> */ +# ifndef __SEOF +# define __SLBF 1 +# define __SNBF 2 +# define __SRD 4 +# define __SWR 8 +# define __SRW 0x10 +# define __SEOF 0x20 +# define __SERR 0x40 +# endif +# ifndef __SOFF +# define __SOFF 0x1000 +# endif +# endif + #endif @@ -121,7 +181,7 @@ # define _flag __flag # endif -#elif (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__ /* newer Windows with MSVC */ +#elif defined _WIN32 && ! defined __CYGWIN__ /* newer Windows with MSVC */ /* <stdio.h> does not define the innards of FILE any more. */ # define WINDOWS_OPAQUE_FILE |