From a12a3d049b3137fef014f435d3a64b7be2365391 Mon Sep 17 00:00:00 2001 From: Riku Voipio Date: Tue, 22 Jan 2013 12:37:22 -0300 Subject: [PATCH] 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 Signed-off-by: Mauro Carvalho Chehab --- lib/libv4lconvert/libv4lsyscall-priv.h | 5 +++++ 1 file changed, 5 insertions(+) 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) \ -- 2.7.4