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[209.6.248.219]) by smtp.gmail.com with ESMTPSA id w10sm21364527qtj.73.2022.02.15.11.04.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 15 Feb 2022 11:04:58 -0800 (PST) From: Will Cohen To: qemu-devel@nongnu.org Subject: [PATCH v7 11/11] 9p: darwin: meson: Allow VirtFS on Darwin Date: Tue, 15 Feb 2022 14:04:26 -0500 Message-Id: <20220215190426.56130-12-wwcohen@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220215190426.56130-1-wwcohen@gmail.com> References: <20220215190426.56130-1-wwcohen@gmail.com> MIME-Version: 1.0 X-Host-Lookup-Failed: Reverse DNS lookup failed for 2607:f8b0:4864:20::82e (failed) Received-SPF: pass client-ip=2607:f8b0:4864:20::82e; envelope-from=wwcohen@gmail.com; helo=mail-qt1-x82e.google.com X-Spam_score_int: -3 X-Spam_score: -0.4 X-Spam_bar: / X-Spam_report: (-0.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, PDS_HP_HELO_NORDNS=0.904, RCVD_IN_DNSWL_NONE=-0.0001, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Laurent Vivier , Thomas Huth , Christian Schoenebeck , =?utf-8?q?Philippe_Mathieu-?= =?utf-8?q?Daud=C3=A9?= , Greg Kurz , hi@alyssa.is, Michael Roitzsch , Will Cohen , Paolo Bonzini , Keno Fischer Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Keno Fischer To allow VirtFS on darwin, we need to check that pthread_fchdir_np is available, which has only been available since macOS 10.12. Additionally, virtfs_proxy_helper is disabled on Darwin. This patch series does not currently provide an implementation of the proxy-helper, but this functionality could be implemented later on. Signed-off-by: Keno Fischer [Michael Roitzsch: - Rebase for NixOS] Signed-off-by: Michael Roitzsch [Will Cohen: - Rebase to master] Signed-off-by: Will Cohen Reviewed-by: Paolo Bonzini [Will Cohen: - Add check for pthread_fchdir_np to virtfs - Add comments to patch commit - Note that virtfs_proxy_helper does not work on macOS - Fully adjust meson virtfs error note to specify macOS] Signed-off-by: Will Cohen --- fsdev/meson.build | 1 + meson.build | 14 ++++++++++---- 2 files changed, 11 insertions(+), 4 deletions(-) diff --git a/fsdev/meson.build b/fsdev/meson.build index adf57cc43e..b632b66348 100644 --- a/fsdev/meson.build +++ b/fsdev/meson.build @@ -7,6 +7,7 @@ fsdev_ss.add(when: ['CONFIG_FSDEV_9P'], if_true: files( 'qemu-fsdev.c', ), if_false: files('qemu-fsdev-dummy.c')) softmmu_ss.add_all(when: 'CONFIG_LINUX', if_true: fsdev_ss) +softmmu_ss.add_all(when: 'CONFIG_DARWIN', if_true: fsdev_ss) if have_virtfs_proxy_helper executable('virtfs-proxy-helper', diff --git a/meson.build b/meson.build index 6fdc0281ad..b6f5c57487 100644 --- a/meson.build +++ b/meson.build @@ -1416,17 +1416,23 @@ if not get_option('dbus_display').disabled() endif endif -have_virtfs = (targetos == 'linux' and +if targetos == 'darwin' and cc.has_function('pthread_fchdir_np') + have_virtfs = have_system +else + have_virtfs = (targetos == 'linux' and have_system and libattr.found() and libcap_ng.found()) +endif -have_virtfs_proxy_helper = have_virtfs and have_tools +have_virtfs_proxy_helper = targetos != 'darwin' and have_virtfs and have_tools if get_option('virtfs').enabled() if not have_virtfs - if targetos != 'linux' - error('virtio-9p (virtfs) requires Linux') + if targetos != 'linux' and targetos != 'darwin' + error('virtio-9p (virtfs) requires Linux or macOS') + elif targetos == 'darwin' and not cc.has_function('pthread_fchdir_np') + error('virtio-9p (virtfs) on macOS requires the presence of pthread_fchdir_np') elif not libcap_ng.found() or not libattr.found() error('virtio-9p (virtfs) requires libcap-ng-devel and libattr-devel') elif not have_system