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authorFlorian Weimer <fweimer@redhat.com>2017-08-31 14:07:23 +0200
committerFlorian Weimer <fweimer@redhat.com>2017-08-31 14:48:25 +0200
commit5f0704b66cea73cf2ab148ec4cff645cc301fd8c (patch)
tree13817263f75cf2e72b3bc0ce9abafa4b9b7398e8 /libio/libioP.h
parent5129873a8e913e207e5f7b4b521c72f41a1bbf6d (diff)
downloadglibc-5f0704b66cea73cf2ab148ec4cff645cc301fd8c.tar.gz
libio: Assume _LIBC, weak_alias, errno, (__set_)errno &c are defined
Do not define _POSIX_SOURCE.
Diffstat (limited to 'libio/libioP.h')
-rw-r--r--libio/libioP.h88
1 files changed, 10 insertions, 78 deletions
diff --git a/libio/libioP.h b/libio/libioP.h
index 1832b44cc7..0613439ad4 100644
--- a/libio/libioP.h
+++ b/libio/libioP.h
@@ -35,31 +35,12 @@
#include <stddef.h>
#include <errno.h>
-#ifndef __set_errno
-# define __set_errno(Val) errno = (Val)
-#endif
-#if defined __GLIBC__ && __GLIBC__ >= 2
-# include <libc-lock.h>
-#else
-/*# include <comthread.h>*/
-#endif
+#include <libc-lock.h>
#include <math_ldbl_opt.h>
#include "iolibio.h"
-/* Control of exported symbols. Used in glibc. By default we don't
- do anything. */
-#ifndef libc_hidden_proto
-# define libc_hidden_proto(name)
-#endif
-#ifndef libc_hidden_def
-# define libc_hidden_def(name)
-#endif
-#ifndef libc_hidden_weak
-# define libc_hidden_weak(name)
-#endif
-
#ifdef __cplusplus
extern "C" {
#endif
@@ -89,14 +70,12 @@ extern "C" {
* object being acted on (i.e. the 'this' parameter).
*/
-#ifdef _LIBC
-# include <shlib-compat.h>
-# if !SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_1)
- /* Setting this macro disables the use of the _vtable_offset
- bias in _IO_JUMPS_FUNCS, below. That is only needed if we
- want to support old binaries (see oldfileops.c). */
-# define _G_IO_NO_BACKWARD_COMPAT 1
-# endif
+#include <shlib-compat.h>
+#if !SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_1)
+ /* Setting this macro disables the use of the _vtable_offset bias in
+ _IO_JUMPS_FUNCS, below. That is only needed if we want to
+ support old binaries (see oldfileops.c). */
+# define _G_IO_NO_BACKWARD_COMPAT 1
#endif
#if (!defined _IO_USE_OLD_IO_FILE \
@@ -524,19 +503,13 @@ extern int _IO_old_fsetpos64 (_IO_FILE *, const _IO_fpos64_t *);
extern void _IO_old_init (_IO_FILE *fp, int flags) __THROW;
-#if defined _LIBC || defined _GLIBCPP_USE_WCHAR_T
-# define _IO_do_flush(_f) \
+#define _IO_do_flush(_f) \
((_f)->_mode <= 0 \
? _IO_do_write(_f, (_f)->_IO_write_base, \
(_f)->_IO_write_ptr-(_f)->_IO_write_base) \
: _IO_wdo_write(_f, (_f)->_wide_data->_IO_write_base, \
((_f)->_wide_data->_IO_write_ptr \
- (_f)->_wide_data->_IO_write_base)))
-#else
-# define _IO_do_flush(_f) \
- _IO_do_write(_f, (_f)->_IO_write_base, \
- (_f)->_IO_write_ptr-(_f)->_IO_write_base)
-#endif
#define _IO_old_do_flush(_f) \
_IO_old_do_write(_f, (_f)->_IO_write_base, \
(_f)->_IO_write_ptr-(_f)->_IO_write_base)
@@ -719,18 +692,6 @@ extern _IO_off64_t _IO_seekpos_unlocked (_IO_FILE *, _IO_off64_t, int)
#ifndef EOF
# define EOF (-1)
#endif
-#ifndef NULL
-# if defined __GNUG__ && \
- (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 8))
-# define NULL (__null)
-# else
-# if !defined(__cplusplus)
-# define NULL ((void*)0)
-# else
-# define NULL (0)
-# endif
-# endif
-#endif
#if _G_HAVE_MMAP
@@ -750,19 +711,6 @@ extern _IO_off64_t _IO_seekpos_unlocked (_IO_FILE *, _IO_off64_t, int)
#endif /* _G_HAVE_MMAP */
-#if _G_HAVE_MMAP
-
-# ifdef _LIBC
-/* When using this code in the GNU libc we must not pollute the name space. */
-# define mmap __mmap
-# define munmap __munmap
-# define ftruncate __ftruncate
-# endif
-#endif /* _G_HAVE_MMAP */
-
-#ifndef OS_FSTAT
-# define OS_FSTAT fstat
-#endif
extern int _IO_vscanf (const char *, _IO_va_list) __THROW;
/* _IO_pos_BAD is an _IO_off64_t value indicating error, unknown, or EOF. */
@@ -790,19 +738,11 @@ extern int _IO_vscanf (const char *, _IO_va_list) __THROW;
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, (_IO_FILE *) CHAIN, FD, \
0, _IO_pos_BAD, 0, 0, { 0 }, &_IO_stdfile_##FD##_lock }
# else
-# if defined _LIBC || defined _GLIBCPP_USE_WCHAR_T
-# define FILEBUF_LITERAL(CHAIN, FLAGS, FD, WDP) \
+# define FILEBUF_LITERAL(CHAIN, FLAGS, FD, WDP) \
{ _IO_MAGIC+_IO_LINKED+_IO_IS_FILEBUF+FLAGS, \
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, (_IO_FILE *) CHAIN, FD, \
0, _IO_pos_BAD, 0, 0, { 0 }, &_IO_stdfile_##FD##_lock, _IO_pos_BAD,\
NULL, WDP, 0 }
-# else
-# define FILEBUF_LITERAL(CHAIN, FLAGS, FD, WDP) \
- { _IO_MAGIC+_IO_LINKED+_IO_IS_FILEBUF+FLAGS, \
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, (_IO_FILE *) CHAIN, FD, \
- 0, _IO_pos_BAD, 0, 0, { 0 }, &_IO_stdfile_##FD##_lock, _IO_pos_BAD,\
- 0 }
-# endif
# endif
#else
# ifdef _IO_USE_OLD_IO_FILE
@@ -811,19 +751,11 @@ extern int _IO_vscanf (const char *, _IO_va_list) __THROW;
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, (_IO_FILE *) CHAIN, FD, \
0, _IO_pos_BAD }
# else
-# if defined _LIBC || defined _GLIBCPP_USE_WCHAR_T
-# define FILEBUF_LITERAL(CHAIN, FLAGS, FD, WDP) \
+# define FILEBUF_LITERAL(CHAIN, FLAGS, FD, WDP) \
{ _IO_MAGIC+_IO_LINKED+_IO_IS_FILEBUF+FLAGS, \
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, (_IO_FILE *) CHAIN, FD, \
0, _IO_pos_BAD, 0, 0, { 0 }, 0, _IO_pos_BAD, \
NULL, WDP, 0 }
-# else
-# define FILEBUF_LITERAL(CHAIN, FLAGS, FD, WDP) \
- { _IO_MAGIC+_IO_LINKED+_IO_IS_FILEBUF+FLAGS, \
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, (_IO_FILE *) CHAIN, FD, \
- 0, _IO_pos_BAD, 0, 0, { 0 }, 0, _IO_pos_BAD, \
- 0 }
-# endif
# endif
#endif