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c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1758715484; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=eNPYkyE9HkvYBoO/8N0IpUesb/0/IHG27dIWRDFLVtw=; b=QBLTMO4HjFgymNbzci1v429slrPhJR9hYnHKJ1a+cbiJd+65ZqkMkSA5yqU6oXKNp5gs2P do3ii+qx4c2ONVH2Pg6ZZ28RxWwt2W1+XcLAw4FPPLtIiQsLTl8ktcqRsjR/fE4itXmmOd apuQq8afa9ab0tJQ5z2y67U2csY11Ug= X-MC-Unique: F15j6rISOfm1O2QRjP0yNw-1 X-Mimecast-MFC-AGG-ID: F15j6rISOfm1O2QRjP0yNw_1758715481 From: marcandre.lureau@redhat.com To: qemu-devel@nongnu.org Cc: Paolo Bonzini , Kyle Evans , Yonggang Luo , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Li-Wen Hsu , Thomas Huth , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Warner Losh , Manos Pitsidianakis , Jiaxun Yang , Ed Maste , devel@lists.libvirt.org, qemu-rust@nongnu.org, =?UTF-8?q?Alex=20Benn=C3=A9e?= , Kohei Tokunaga Subject: [PATCH v2 01/27] build-sys: require -lrt when no shm_open() in std libs Date: Wed, 24 Sep 2025 16:03:58 +0400 Message-ID: <20250924120426.2158655-2-marcandre.lureau@redhat.com> In-Reply-To: <20250924120426.2158655-1-marcandre.lureau@redhat.com> References: <20250924120426.2158655-1-marcandre.lureau@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.0 on 10.30.177.12 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.133.124; envelope-from=marcandre.lureau@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -24 X-Spam_score: -2.5 X-Spam_bar: -- X-Spam_report: (-2.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.444, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham 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: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1758715597880116601 From: Marc-Andr=C3=A9 Lureau Fail during configure time if the shm functions are missing, as required by oslib-posix.c. Note, we could further check the presence of the function in librt. This is a minor cleanup/improvement. Signed-off-by: Marc-Andr=C3=A9 Lureau Reviewed-by: Alex Benn=C3=A9e --- meson.build | 16 +++++++++------- 1 file changed, 9 insertions(+), 7 deletions(-) diff --git a/meson.build b/meson.build index 72da97829a..35d1f96180 100644 --- a/meson.build +++ b/meson.build @@ -1349,7 +1349,13 @@ if get_option('spice') \ endif spice_headers =3D spice.partial_dependency(compile_args: true, includes: t= rue) =20 -rt =3D cc.find_library('rt', required: false) +rt =3D not_found +if host_os !=3D 'windows' + have_shm_open =3D cc.has_function('shm_open') + if not have_shm_open + rt =3D cc.find_library('rt', required: true) + endif +endif =20 libiscsi =3D not_found if not get_option('libiscsi').auto() or have_block @@ -3811,14 +3817,10 @@ util_ss =3D util_ss.apply({}) libqemuutil =3D static_library('qemuutil', build_by_default: false, sources: util_ss.sources() + stub_ss.sources(= ) + genh, - dependencies: [util_ss.dependencies(), libm, = threads, glib, socket, malloc]) -qemuutil_deps =3D [event_loop_base] -if host_os !=3D 'windows' - qemuutil_deps +=3D [rt] -endif + dependencies: [util_ss.dependencies(), libm, = threads, glib, socket, malloc, rt]) qemuutil =3D declare_dependency(link_with: libqemuutil, sources: genh + version_res, - dependencies: qemuutil_deps) + dependencies: [event_loop_base]) =20 if have_system or have_user decodetree =3D generator(find_program('scripts/decodetree.py'), --=20 2.51.0