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| author | Peter Maydell <peter.maydell@linaro.org> | 2016-06-30 17:33:49 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2016-06-30 19:27:51 +0100 |
| commit | ddf31aa853a32925f8141dbcb66fdc84f999ece1 (patch) | |
| tree | 207b025874af090ca3083d7f1aa9b711574b7917 | |
| parent | 8a0b4de048e20215415b24c7b42514c27b9d6ef3 (diff) | |
linux-user: Fix compilation when F_SETPIPE_SZ isn't defined
Older kernels don't have F_SETPIPE_SZ and F_GETPIPE_SZ (in
particular RHEL6's system headers don't define these). Add
ifdefs so that we can gracefully fall back to not supporting
those guest ioctls rather than failing to build.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-id: 1467304429-21470-1-git-send-email-peter.maydell@linaro.org
| -rw-r--r-- | linux-user/syscall.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 28ee45a937..8bf6205dc2 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -5598,10 +5598,12 @@ static int target_to_host_fcntl_cmd(int cmd) case TARGET_F_SETOWN_EX: return F_SETOWN_EX; #endif +#ifdef F_SETPIPE_SZ case TARGET_F_SETPIPE_SZ: return F_SETPIPE_SZ; case TARGET_F_GETPIPE_SZ: return F_GETPIPE_SZ; +#endif default: return -TARGET_EINVAL; } |