| 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) \ |
