JehanneOS/newlib
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Fix fflush issues.

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* libc/stdio/fflush.c (_fflush_r): New function.
(fflush): Fix reentrancy and large offset behavior.
* libc/include/stdio.h (_fflush_r): Add prototype.
* libc/stdio/fclose.c (_fclose_r): All fflush callers changed.
* libc/stdio/freopen.c (_freopen_r): Likewise.
* libc/stdio/fseek.c (_fseek_r): Likewise.
* libc/stdio/ftell.c (_ftell_r): Likewise.
* libc/stdio/fvwrite.c (__sfvwrite_r): Likewise.
* libc/stdio/refill.c (__srefill_r): Likewise.
* libc/stdio/setvbuf.c (setvbuf): Likewise.
* libc/stdio/ungetc.c (_ungetc_r): Likewise.
* libc/stdio/vfprintf.c (__sbprintf): Likewise.
* libc/stdio/wbuf.c (__swbuf_r): Likewise.
* libc/stdio64/freopen64.c (_freopen64_r): Likewise.
* libc/stdio64/fseeko64.c (_fseeko64_r): Likewise.  Defer to
32-bit version if not large file.
* libc/stdio64/ftello64.c (_ftello64_r): Likewise.
* libc/stdio64/tmpfile64.c (_tmpfile64_r): Avoid compile warning.
This commit is contained in:
Eric Blake
2007-07-13 20:37:53 +00:00
parent b71fb40215
commit 08146e5adb
17 changed files with 151 additions and 66 deletions
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4
newlib/libc/stdio/freopen.c
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@ -1,5 +1,5 @@
/*
* Copyright (c) 1990, 2006, 2007 The Regents of the University of California.
* Copyright (c) 1990, 2007 The Regents of the University of California.
* All rights reserved.
*
* Redistribution and use in source and binary forms are permitted
@ -124,7 +124,7 @@ _DEFUN(_freopen_r, (ptr, file, mode, fp),
else
{
if (fp->_flags & __SWR)
fflush (fp);
_fflush_r (ptr, fp);
/*
* If close is NULL, closing is a no-op, hence pointless.
* If file is NULL, the file should not be closed.