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libio: Assume _LIBC, weak_alias, errno, (__set_)errno &c are defined

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Do not define _POSIX_SOURCE.
This commit is contained in:
Florian Weimer
2017-08-31 14:07:23 +02:00
parent 5129873a8e
commit 5f0704b66c
48 changed files with 166 additions and 751 deletions
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23
libio/iofdopen.c
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@ -28,17 +28,7 @@
#include "libioP.h"
#include <fcntl.h>
#ifdef _LIBC
# include <shlib-compat.h>
#endif
#ifndef _IO_fcntl
#ifdef _LIBC
#define _IO_fcntl __fcntl
#else
#define _IO_fcntl fcntl
#endif
#endif
#include <shlib-compat.h>
_IO_FILE *
_IO_new_fdopen (int fd, const char *mode)
@ -95,11 +85,7 @@ _IO_new_fdopen (int fd, const char *mode)
}
break;
}
#ifdef F_GETFL
int fd_flags = _IO_fcntl (fd, F_GETFL);
#ifndef O_ACCMODE
#define O_ACCMODE (O_RDONLY|O_WRONLY|O_RDWR)
#endif
int fd_flags = __fcntl (fd, F_GETFL);
if (fd_flags == -1)
return NULL;
@ -129,12 +115,9 @@ _IO_new_fdopen (int fd, const char *mode)
if ((read_write & _IO_IS_APPENDING) && !(fd_flags & O_APPEND))
{
do_seek = true;
#ifdef F_SETFL
if (_IO_fcntl (fd, F_SETFL, fd_flags | O_APPEND) == -1)
#endif
if (__fcntl (fd, F_SETFL, fd_flags | O_APPEND) == -1)
return NULL;
}
#endif
new_f = (struct locked_FILE *) malloc (sizeof (struct locked_FILE));
if (new_f == NULL)