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Re: [Qemu-devel] [PATCH] w64: Don't redefine lseek, ftruncate
From: |
Andreas Färber |
Subject: |
Re: [Qemu-devel] [PATCH] w64: Don't redefine lseek, ftruncate |
Date: |
Sat, 10 Mar 2012 13:11:00 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:10.0.2) Gecko/20120215 Thunderbird/10.0.2 |
Am 10.03.2012 11:14, schrieb Stefan Weil:
> MinGW-w64 already defines lseek and ftruncate (and uses the 64 bit
> variants). The conditional compilation avoids redefinitions
> (which would be wrong) and compiler warnings.
>
> Signed-off-by: Stefan Weil <address@hidden>
> ---
> qemu-common.h | 8 ++++++--
> 1 files changed, 6 insertions(+), 2 deletions(-)
>
> diff --git a/qemu-common.h b/qemu-common.h
> index dbfce6f..b0fdf5c 100644
> --- a/qemu-common.h
> +++ b/qemu-common.h
> @@ -93,9 +93,13 @@ typedef int (*fprintf_function)(FILE *f, const char *fmt,
> ...)
>
> #ifdef _WIN32
> #define fsync _commit
> -#define lseek _lseeki64
> +#if !defined(lseek)
> +# define lseek _lseeki64
> +#endif
> int qemu_ftruncate64(int, int64_t);
> -#define ftruncate qemu_ftruncate64
> +#if !defined(ftruncate)
> +# define ftruncate qemu_ftruncate64
> +#endif
lseek looks okay to me, but did you check that ftruncate and
qemu_ftruncate64 behave the same?
Andreas
>
> static inline char *realpath(const char *path, char *resolved_path)
> {
--
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