From 9e8be4c546ce8469ca9702715bf8f198d604b685 Mon Sep 17 00:00:00 2001 From: Michael Tokarev Date: Fri, 4 Feb 2022 20:43:17 +0000 Subject: [PATCH] drop libxml2 checks since libxml is not actually used (for parallels) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit For a long time, we assumed that libxml2 is necessary for parallels block format support (block/parallels*). However, this format actually does not use libxml [*]. Since this is the only user of libxml2 in whole QEMU tree, we can drop all libxml2 checks and dependencies too. It is even more: --enable-parallels configure option was the only option which was silently ignored when it's (fake) dependency (libxml2) isn't installed. Drop all mentions of libxml2. [*] Actually the basis for libxml use were introduced in commit ed279a06c53 ("configure: add dependency") but the implementation was never merged: https://lore.kernel.org/qemu-devel/70227bbd-a517-70e9-714f-e6e0ec431be9@openvz.org/ Signed-off-by: Michael Tokarev Reviewed-by: Stefan Hajnoczi Message-Id: <20220119090423.149315-1-mjt@msgid.tls.msk.ru> Tested-by: Philippe Mathieu-Daudé Reviewed-by: Philippe Mathieu-Daudé [PMD: Updated description and adapted to use lcitool] Reviewed-by: Thomas Huth Signed-off-by: Philippe Mathieu-Daudé Signed-off-by: Alex Bennée Message-Id: <20220121154134.315047-5-f4bug@amsat.org> Reviewed-by: Vladimir Sementsov-Ogievskiy Message-Id: <20220204204335.1689602-9-alex.bennee@linaro.org> --- block/meson.build | 3 +-- meson.build | 6 ------ meson_options.txt | 2 -- scripts/checkpatch.pl | 1 - scripts/ci/org.centos/stream/8/x86_64/configure | 1 - scripts/coverity-scan/coverity-scan.docker | 1 - scripts/coverity-scan/run-coverity-scan | 2 +- scripts/meson-buildoptions.sh | 3 --- 8 files changed, 2 insertions(+), 17 deletions(-) diff --git a/block/meson.build b/block/meson.build index deb73ca389..90dc9983e5 100644 --- a/block/meson.build +++ b/block/meson.build @@ -58,8 +58,7 @@ block_ss.add(when: 'CONFIG_QED', if_true: files( 'qed-table.c', 'qed.c', )) -block_ss.add(when: [libxml2, 'CONFIG_PARALLELS'], - if_true: files('parallels.c', 'parallels-ext.c')) +block_ss.add(when: 'CONFIG_PARALLELS', if_true: files('parallels.c', 'parallels-ext.c')) block_ss.add(when: 'CONFIG_WIN32', if_true: files('file-win32.c', 'win32-aio.c')) block_ss.add(when: 'CONFIG_POSIX', if_true: [files('file-posix.c'), coref, iokit]) block_ss.add(when: libiscsi, if_true: files('iscsi-opts.c')) diff --git a/meson.build b/meson.build index 5f43355071..82db1e7e74 100644 --- a/meson.build +++ b/meson.build @@ -453,11 +453,6 @@ if not get_option('linux_io_uring').auto() or have_block required: get_option('linux_io_uring'), method: 'pkg-config', kwargs: static_kwargs) endif -libxml2 = not_found -if not get_option('libxml2').auto() or have_block - libxml2 = dependency('libxml-2.0', required: get_option('libxml2'), - method: 'pkg-config', kwargs: static_kwargs) -endif libnfs = not_found if not get_option('libnfs').auto() or have_block libnfs = dependency('libnfs', version: '>=1.9.3', @@ -3496,7 +3491,6 @@ summary_info += {'bzip2 support': libbzip2} summary_info += {'lzfse support': liblzfse} summary_info += {'zstd support': zstd} summary_info += {'NUMA host support': config_host.has_key('CONFIG_NUMA')} -summary_info += {'libxml2': libxml2} summary_info += {'capstone': capstone_opt == 'internal' ? capstone_opt : capstone} summary_info += {'libpmem support': libpmem} summary_info += {'libdaxctl support': libdaxctl} diff --git a/meson_options.txt b/meson_options.txt index 921967eddb..95d527f773 100644 --- a/meson_options.txt +++ b/meson_options.txt @@ -113,8 +113,6 @@ option('libudev', type : 'feature', value : 'auto', description: 'Use libudev to enumerate host devices') option('libusb', type : 'feature', value : 'auto', description: 'libusb support for USB passthrough') -option('libxml2', type : 'feature', value : 'auto', - description: 'libxml2 support for Parallels image format') option('linux_aio', type : 'feature', value : 'auto', description: 'Linux AIO support') option('linux_io_uring', type : 'feature', value : 'auto', diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 5caa739db4..5e50111060 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -307,7 +307,6 @@ our @typeList = ( qr{target_(?:u)?long}, qr{hwaddr}, # external libraries - qr{xml${Ident}}, qr{xen\w+_handle}, # Glib definitions qr{gchar}, diff --git a/scripts/ci/org.centos/stream/8/x86_64/configure b/scripts/ci/org.centos/stream/8/x86_64/configure index e05f2fddcc..9850dd4444 100755 --- a/scripts/ci/org.centos/stream/8/x86_64/configure +++ b/scripts/ci/org.centos/stream/8/x86_64/configure @@ -81,7 +81,6 @@ --disable-libssh \ --disable-libudev \ --disable-libusb \ ---disable-libxml2 \ --disable-linux-aio \ --disable-linux-io-uring \ --disable-linux-user \ diff --git a/scripts/coverity-scan/coverity-scan.docker b/scripts/coverity-scan/coverity-scan.docker index ecff6ac5b4..6f60a52d23 100644 --- a/scripts/coverity-scan/coverity-scan.docker +++ b/scripts/coverity-scan/coverity-scan.docker @@ -59,7 +59,6 @@ ENV PACKAGES \ libubsan \ libudev-devel \ libusbx-devel \ - libxml2-devel \ libzstd-devel \ llvm \ lzo-devel \ diff --git a/scripts/coverity-scan/run-coverity-scan b/scripts/coverity-scan/run-coverity-scan index 6d443250a9..181bdcb263 100755 --- a/scripts/coverity-scan/run-coverity-scan +++ b/scripts/coverity-scan/run-coverity-scan @@ -402,7 +402,7 @@ echo "Configuring..." --enable-libiscsi --enable-libnfs --enable-seccomp \ --enable-tpm --enable-libssh --enable-lzo --enable-snappy --enable-bzip2 \ --enable-numa --enable-rdma --enable-smartcard --enable-virglrenderer \ - --enable-mpath --enable-libxml2 --enable-glusterfs \ + --enable-mpath --enable-glusterfs \ --enable-virtfs --enable-zstd echo "Running cov-build..." diff --git a/scripts/meson-buildoptions.sh b/scripts/meson-buildoptions.sh index a4af02c527..48a454cece 100644 --- a/scripts/meson-buildoptions.sh +++ b/scripts/meson-buildoptions.sh @@ -58,7 +58,6 @@ meson_options_help() { printf "%s\n" ' libssh ssh block device support' printf "%s\n" ' libudev Use libudev to enumerate host devices' printf "%s\n" ' libusb libusb support for USB passthrough' - printf "%s\n" ' libxml2 libxml2 support for Parallels image format' printf "%s\n" ' linux-aio Linux AIO support' printf "%s\n" ' linux-io-uring Linux io_uring support' printf "%s\n" ' lzfse lzfse support for DMG images' @@ -188,8 +187,6 @@ _meson_option_parse() { --disable-libudev) printf "%s" -Dlibudev=disabled ;; --enable-libusb) printf "%s" -Dlibusb=enabled ;; --disable-libusb) printf "%s" -Dlibusb=disabled ;; - --enable-libxml2) printf "%s" -Dlibxml2=enabled ;; - --disable-libxml2) printf "%s" -Dlibxml2=disabled ;; --enable-linux-aio) printf "%s" -Dlinux_aio=enabled ;; --disable-linux-aio) printf "%s" -Dlinux_aio=disabled ;; --enable-linux-io-uring) printf "%s" -Dlinux_io_uring=enabled ;;