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authorManos Pitsidianakis <manos.pitsidianakis@linaro.org>2024-10-03 16:28:44 +0300
committerPaolo Bonzini <pbonzini@redhat.com>2024-10-07 16:41:58 +0200
commit764a6ee9feb428a9759eaa94673285fad2586f11 (patch)
treeba1baa78181a51bca231ab74bbef4c5140dcd4c7
parent07f0d32641e04703e6ed9626d06179060ea772ca (diff)
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build-sys: Add rust feature option
Add rust feature in meson.build, configure, to prepare for adding Rust code in the followup commits. Signed-off-by: Manos Pitsidianakis <manos.pitsidianakis@linaro.org> Reviewed-by: Alex Bennée <alex.bennee@linaro.org> Link: https://lore.kernel.org/r/14642d80fbccbc60f7aa78b449a7deb5e2784ed9.1727961605.git.manos.pitsidianakis@linaro.org Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
-rw-r--r--Kconfig1
-rw-r--r--Kconfig.host3
-rw-r--r--MAINTAINERS5
-rw-r--r--meson.build22
-rw-r--r--meson_options.txt3
-rw-r--r--rust/Kconfig0
-rw-r--r--scripts/meson-buildoptions.sh3
7 files changed, 36 insertions, 1 deletions
diff --git a/Kconfig b/Kconfig
index fb6a24a..63ca7f4 100644
--- a/Kconfig
+++ b/Kconfig
@@ -4,3 +4,4 @@ source accel/Kconfig
source target/Kconfig
source hw/Kconfig
source semihosting/Kconfig
+source rust/Kconfig
diff --git a/Kconfig.host b/Kconfig.host
index 17f4050..4ade789 100644
--- a/Kconfig.host
+++ b/Kconfig.host
@@ -52,3 +52,6 @@ config VFIO_USER_SERVER_ALLOWED
config HV_BALLOON_POSSIBLE
bool
+
+config HAVE_RUST
+ bool
diff --git a/MAINTAINERS b/MAINTAINERS
index 7235906..fb3188c 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -4188,6 +4188,11 @@ F: docs/sphinx/
F: docs/_templates/
F: docs/devel/docs.rst
+Rust build system integration
+M: Manos Pitsidianakis <manos.pitsidianakis@linaro.org>
+S: Maintained
+F: rust/Kconfig
+
Miscellaneous
-------------
Performance Tools and Tests
diff --git a/meson.build b/meson.build
index e6a6546..93ddaef 100644
--- a/meson.build
+++ b/meson.build
@@ -70,6 +70,19 @@ if host_os == 'darwin' and \
all_languages += ['objc']
objc = meson.get_compiler('objc')
endif
+have_rust = false
+if not get_option('rust').disabled() and add_languages('rust', required: get_option('rust'), native: false)
+ rustc = meson.get_compiler('rust')
+ have_rust = true
+ if rustc.version().version_compare('<1.80.0')
+ if get_option('rust').enabled()
+ error('rustc version ' + rustc.version() + ' is unsupported: Please upgrade to at least 1.80.0')
+ else
+ warning('rustc version ' + rustc.version() + ' is unsupported: Disabling Rust compilation. Please upgrade to at least 1.80.0 to use Rust.')
+ have_rust = false
+ endif
+ endif
+endif
dtrace = not_found
stap = not_found
@@ -2158,6 +2171,7 @@ endif
config_host_data = configuration_data()
+config_host_data.set('CONFIG_HAVE_RUST', have_rust)
audio_drivers_selected = []
if have_system
audio_drivers_available = {
@@ -3097,7 +3111,8 @@ host_kconfig = \
(host_os == 'linux' ? ['CONFIG_LINUX=y'] : []) + \
(multiprocess_allowed ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : []) + \
(vfio_user_server_allowed ? ['CONFIG_VFIO_USER_SERVER_ALLOWED=y'] : []) + \
- (hv_balloon ? ['CONFIG_HV_BALLOON_POSSIBLE=y'] : [])
+ (hv_balloon ? ['CONFIG_HV_BALLOON_POSSIBLE=y'] : []) + \
+ (have_rust ? ['CONFIG_HAVE_RUST=y'] : [])
ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ]
@@ -4308,6 +4323,11 @@ if 'objc' in all_languages
else
summary_info += {'Objective-C compiler': false}
endif
+summary_info += {'Rust support': have_rust}
+if have_rust
+ summary_info += {'rustc version': rustc.version()}
+ summary_info += {'rustc': ' '.join(rustc.cmd_array())}
+endif
option_cflags = (get_option('debug') ? ['-g'] : [])
if get_option('optimization') != 'plain'
option_cflags += ['-O' + get_option('optimization')]
diff --git a/meson_options.txt b/meson_options.txt
index 5ee1d95..5a5c230 100644
--- a/meson_options.txt
+++ b/meson_options.txt
@@ -373,3 +373,6 @@ option('hexagon_idef_parser', type : 'boolean', value : true,
option('x86_version', type : 'combo', choices : ['0', '1', '2', '3', '4'], value: '1',
description: 'tweak required x86_64 architecture version beyond compiler default')
+
+option('rust', type: 'feature', value: 'auto',
+ description: 'Rust support')
diff --git a/rust/Kconfig b/rust/Kconfig
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/rust/Kconfig
diff --git a/scripts/meson-buildoptions.sh b/scripts/meson-buildoptions.sh
index 3bee1c5..6d08605 100644
--- a/scripts/meson-buildoptions.sh
+++ b/scripts/meson-buildoptions.sh
@@ -172,6 +172,7 @@ meson_options_help() {
printf "%s\n" ' rbd Ceph block device driver'
printf "%s\n" ' rdma Enable RDMA-based migration'
printf "%s\n" ' replication replication support'
+ printf "%s\n" ' rust Rust support'
printf "%s\n" ' rutabaga-gfx rutabaga_gfx support'
printf "%s\n" ' sdl SDL user interface'
printf "%s\n" ' sdl-image SDL Image support for icons'
@@ -456,6 +457,8 @@ _meson_option_parse() {
--disable-replication) printf "%s" -Dreplication=disabled ;;
--enable-rng-none) printf "%s" -Drng_none=true ;;
--disable-rng-none) printf "%s" -Drng_none=false ;;
+ --enable-rust) printf "%s" -Drust=enabled ;;
+ --disable-rust) printf "%s" -Drust=disabled ;;
--enable-rutabaga-gfx) printf "%s" -Drutabaga_gfx=enabled ;;
--disable-rutabaga-gfx) printf "%s" -Drutabaga_gfx=disabled ;;
--enable-safe-stack) printf "%s" -Dsafe_stack=true ;;