Add rust feature in meson.build, configure, to prepare for adding Rust
code in the followup commits.
Signed-off-by: Manos Pitsidianakis <manos.pitsidiana...@linaro.org>
---
MAINTAINERS | 5 +++++
meson.build | 25 ++++++++++++++++++++++++-
Kconfig | 1 +
Kconfig.host | 3 +++
meson_options.txt | 3 +++
rust/Kconfig | 0
scripts/meson-buildoptions.sh | 3 +++
7 files changed, 39 insertions(+), 1 deletion(-)
diff --git a/MAINTAINERS b/MAINTAINERS
index 3584d6a6c6..0bc8e515da 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -4243,6 +4243,11 @@ F: docs/sphinx/
F: docs/_templates/
F: docs/devel/docs.rst
+Rust build system integration
+M: Manos Pitsidianakis <manos.pitsidiana...@linaro.org>
+S: Maintained
+F: rust/Kconfig
+
Miscellaneous
-------------
Performance Tools and Tests
diff --git a/meson.build b/meson.build
index 7eb4b8a41c..67eb4eda64 100644
--- a/meson.build
+++ b/meson.build
@@ -70,6 +70,22 @@ if host_os == 'darwin' and \
all_languages += ['objc']
objc = meson.get_compiler('objc')
endif
+if get_option('rust').enabled() and meson.version().version_compare('<1.0.0')
+ error('Rust support requires Meson version >=1.0.0')
+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
@@ -2131,6 +2147,7 @@ endif
config_host_data = configuration_data()
+config_host_data.set('CONFIG_HAVE_RUST', have_rust)
audio_drivers_selected = []
if have_system
audio_drivers_available = {
@@ -3076,7 +3093,8 @@ 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' ]
@@ -4287,6 +4305,11 @@ 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/Kconfig b/Kconfig
index fb6a24a2de..63ca7f46df 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 17f405004b..4ade7899d6 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/meson_options.txt b/meson_options.txt
index 0269fa0f16..fa94a5ce97 100644
--- a/meson_options.txt
+++ b/meson_options.txt
@@ -371,3 +371,6 @@ 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 0000000000..e69de29bb2
diff --git a/scripts/meson-buildoptions.sh b/scripts/meson-buildoptions.sh
index c97079a38c..5e8a225a6b 100644
--- a/scripts/meson-buildoptions.sh
+++ b/scripts/meson-buildoptions.sh
@@ -170,6 +170,7 @@ 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'
@@ -452,6 +453,8 @@ _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 ;;
--
2.44.0
