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- From: Riku Voipio <riku.voipio@linaro.org>
- Date: Tue, 22 Jan 2013 15:37:22 +0000 (-0300)
- Subject: v4l-utils: use openat when available
- X-Git-Tag: v4l-utils-0.9.4~61
- X-Git-Url: http://git.linuxtv.org
- v4l-utils: use openat when available
- New architectures such as 64-Bit arm build kernels without legacy
- system calls - Such as the the no-at system calls. Thus, use
- SYS_openat whenever it is available.
- Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
- Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
- ---
- diff --git a/lib/libv4lconvert/libv4lsyscall-priv.h b/lib/libv4lconvert/libv4lsyscall-priv.h
- index 2dac49a..cdd38bc 100644
- --- a/lib/libv4lconvert/libv4lsyscall-priv.h
- +++ b/lib/libv4lconvert/libv4lsyscall-priv.h
- @@ -72,8 +72,13 @@ typedef off_t __off_t;
-
- #ifndef CONFIG_SYS_WRAPPER
-
- +#ifdef SYS_openat
- +#define SYS_OPEN(file, oflag, mode) \
- + syscall(SYS_openat, AT_FDCWD, (const char *)(file), (int)(oflag), (mode_t)(mode))
- +#else
- #define SYS_OPEN(file, oflag, mode) \
- syscall(SYS_open, (const char *)(file), (int)(oflag), (mode_t)(mode))
- +#endif
- #define SYS_CLOSE(fd) \
- syscall(SYS_close, (int)(fd))
- #define SYS_IOCTL(fd, cmd, arg) \
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