diff options
Diffstat (limited to 'lib/fpending.c')
| -rw-r--r-- | lib/fpending.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/fpending.c b/lib/fpending.c index 8d995e9de85..ee4049920ab 100644 --- a/lib/fpending.c +++ b/lib/fpending.c @@ -24,6 +24,9 @@ #include "stdio-impl.h" +/* This file is not used on systems that already have the __fpending function, + namely glibc >= 2.2, Solaris >= 7, Android API >= 23. */ + /* Return the number of pending (aka buffered, unflushed) bytes on the stream, FP, that is open for writing. */ size_t @@ -32,7 +35,8 @@ __fpending (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 */ +#if defined _IO_EOF_SEEN || defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 + /* GNU libc, BeOS, Haiku, Linux libc5 */ return fp->_IO_write_ptr - fp->_IO_write_base; #elif defined __sferror || defined __DragonFly__ || defined __ANDROID__ /* FreeBSD, NetBSD, OpenBSD, DragonFly, Mac OS X, Cygwin, Minix 3, Android */ |