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* fhandler.cc (off_current): Define local in fhandler_base::raw_write.

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Drop erroneous NO_COPY, add _RDATA to make R/O.
	(off_append): Ditto.
	* globals.cc (_RDATA): Move definition from here...
	* winsup.h: ...to here.
This commit is contained in:
Corinna Vinschen 2011-11-03 17:47:33 +00:00
parent 7c01efe088
commit 516fbf67a0
4 changed files with 13 additions and 8 deletions
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8
winsup/cygwin/ChangeLog
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@ -1,3 +1,11 @@
2011-11-03 Corinna Vinschen <corinna@vinschen.de>
* fhandler.cc (off_current): Define local in fhandler_base::raw_write.
Drop erroneous NO_COPY, add _RDATA to make R/O.
(off_append): Ditto.
* globals.cc (_RDATA): Move definition from here...
* winsup.h: ...to here.
2011-10-30 Christopher Faylor <me.cygwin2011@cgf.cx>
* fhandler.h (fhandler_pipe::create_selectable): Remove optional

7
winsup/cygwin/fhandler.cc
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@ -275,14 +275,15 @@ retry:
/* Cover function to WriteFile to provide Posix interface and semantics
(as much as possible). */
static NO_COPY LARGE_INTEGER off_current = { QuadPart:FILE_USE_FILE_POINTER_POSITION };
static NO_COPY LARGE_INTEGER off_append = { QuadPart:FILE_WRITE_TO_END_OF_FILE };
ssize_t __stdcall
fhandler_base::raw_write (const void *ptr, size_t len)
{
NTSTATUS status;
IO_STATUS_BLOCK io;
static _RDATA LARGE_INTEGER off_current =
{ QuadPart:FILE_USE_FILE_POINTER_POSITION };
static _RDATA LARGE_INTEGER off_append =
{ QuadPart:FILE_WRITE_TO_END_OF_FILE };
status = NtWriteFile (get_output_handle (), NULL, NULL, NULL, &io,
(PVOID) ptr, len,

5
winsup/cygwin/globals.cc
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@ -70,9 +70,6 @@ bool NO_COPY _cygwin_testing;
char NO_COPY almost_null[1];
/* Define globally used, but readonly variables using the _RDATA attribute. */
#define _RDATA __attribute__ ((section(".rdata")))
/* Heavily-used const UNICODE_STRINGs are defined here once. The idea is a
speed improvement by not having to initialize a UNICODE_STRING every time
we make a string comparison. The strings are not defined as const,
@ -123,8 +120,6 @@ cygwin_props_t _RDATA cygwin_props =
0
};
#undef _RDATA
extern "C"
{
/* This is an exported copy of environ which can be used by DLLs

1
winsup/cygwin/winsup.h
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@ -23,6 +23,7 @@ details. */
#define NO_COPY __attribute__((nocommon)) __attribute__((section(".data_cygwin_nocopy")))
#define NO_COPY_INIT __attribute__((section(".data_cygwin_nocopy")))
#define _RDATA __attribute__ ((section(".rdata")))
#define EXPORT_ALIAS(sym,symalias) extern "C" __typeof (sym) symalias __attribute__ ((alias(#sym)));