diff options
Diffstat (limited to 'sysdeps/generic/sysd-stdio.c')
| -rw-r--r-- | sysdeps/generic/sysd-stdio.c | 52 |
1 files changed, 31 insertions, 21 deletions
diff --git a/sysdeps/generic/sysd-stdio.c b/sysdeps/generic/sysd-stdio.c index 7a3f7fc..d28dde8 100644 --- a/sysdeps/generic/sysd-stdio.c +++ b/sysdeps/generic/sysd-stdio.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 1992, 1993, 1994, 1995 Free Software Foundation, Inc. +/* Copyright (C) 1991, 92, 93, 94, 95, 96 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -16,8 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ -#include <ansidecl.h> -#include <errno.h> #include <stddef.h> #include <stdio.h> #include <stdlib.h> @@ -29,16 +27,18 @@ Cambridge, MA 02139, USA. */ /* Read N bytes into BUF from COOKIE. */ int -DEFUN(__stdio_read, (cookie, buf, n), - PTR cookie AND register char *buf AND register size_t n) +__stdio_read (cookie, buf, n) + void *cookie; + register char *buf; + register size_t n; { - CONST int fd = (int) cookie; + const int fd = (int) cookie; #if defined (EINTR) && defined (EINTR_REPEAT) int save = errno; int nread; try:; - errno = 0; + __set_errno (0); nread = __read (fd, buf, (int) n); if (nread < 0) { @@ -46,7 +46,7 @@ DEFUN(__stdio_read, (cookie, buf, n), goto try; return -1; } - errno = save; + __set_errno (save); return nread; #else /* No EINTR. */ @@ -57,10 +57,12 @@ DEFUN(__stdio_read, (cookie, buf, n), /* Write N bytes from BUF to COOKIE. */ int -DEFUN(__stdio_write, (cookie, buf, n), - PTR cookie AND register CONST char *buf AND register size_t n) +__stdio_write (cookie, buf, n) + void *cookie; + register const char *buf; + register size_t n; { - CONST int fd = (int) cookie; + const int fd = (int) cookie; register size_t written = 0; while (n > 0) @@ -89,8 +91,10 @@ DEFUN(__stdio_write, (cookie, buf, n), The new file position is stored in *POS. Returns zero if successful, nonzero if not. */ int -DEFUN(__stdio_seek, (cookie, pos, whence), - PTR cookie AND fpos_t *pos AND int whence) +__stdio_seek (cookie, pos, whence) + void *cookie; + fpos_t *pos; + int whence; { off_t new; new = __lseek ((int) cookie, (off_t) *pos, whence); @@ -103,7 +107,8 @@ DEFUN(__stdio_seek, (cookie, pos, whence), /* Close COOKIE. */ int -DEFUN(__stdio_close, (cookie), PTR cookie) +__stdio_close (cookie) + void *cookie; { return __close ((int) cookie); } @@ -112,7 +117,8 @@ DEFUN(__stdio_close, (cookie), PTR cookie) or -1 for errors. If COOKIE does not relate to any POSIX.1 file descriptor, this should return -1 with errno set to EOPNOTSUPP. */ int -DEFUN(__stdio_fileno, (cookie), PTR cookie) +__stdio_fileno (cookie) + void *cookie; { return (int) cookie; } @@ -120,8 +126,10 @@ DEFUN(__stdio_fileno, (cookie), PTR cookie) /* Open the given file with the mode given in the __io_mode argument. */ int -DEFUN(__stdio_open, (filename, m, cookieptr), - CONST char *filename AND __io_mode m AND PTR *cookieptr) +__stdio_open (filename, m, cookieptr) + const char *filename; + __io_mode m; + void **cookieptr; { int fd; int mode; @@ -155,11 +163,13 @@ DEFUN(__stdio_open, (filename, m, cookieptr), /* Open FILENAME with the mode in M. Use the same magic cookie already in *COOKIEPTR if possible, closing the old cookie with CLOSEFN. */ int -DEFUN(__stdio_reopen, (filename, m, cookieptr), - CONST char *filename AND __io_mode m AND - PTR *cookieptr AND __io_close_fn closefn) +__stdio_reopen (filename, m, cookieptr) + const char *filename; + __io_mode m; + void **cookieptr; + __io_close_fn closefn; { - PTR newcookie; + void *newcookie; /* We leave the old descriptor open while we open the file. That way ``freopen ("/dev/stdin", "r", stdin)'' works. */ |