@@ -207,6 +207,8 @@ for opt do
;;
--objcc=*) objcc="$optarg"
;;
+ --rustc=*) RUSTC="$optarg"
+ ;;
--cpu=*) cpu="$optarg"
;;
--extra-cflags=*)
@@ -252,6 +254,8 @@ python=
download="enabled"
skip_meson=no
use_containers="yes"
+rust="disabled"
+rust_target_triple=""
gdb_bin=$(command -v "gdb-multiarch" || command -v "gdb")
gdb_arches=""
@@ -310,6 +314,7 @@ objcopy="${OBJCOPY-${cross_prefix}objcopy}"
ld="${LD-${cross_prefix}ld}"
ranlib="${RANLIB-${cross_prefix}ranlib}"
nm="${NM-${cross_prefix}nm}"
+readelf="${READELF-${cross_prefix}readelf}"
strip="${STRIP-${cross_prefix}strip}"
widl="${WIDL-${cross_prefix}widl}"
windres="${WINDRES-${cross_prefix}windres}"
@@ -317,6 +322,8 @@ windmc="${WINDMC-${cross_prefix}windmc}"
pkg_config="${PKG_CONFIG-${cross_prefix}pkg-config}"
sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
+rustc="${RUSTC-rustc}"
+
check_define() {
cat > $TMPC <<EOF
#if !defined($1)
@@ -425,6 +432,7 @@ fi
# Please keep it sorted and synchronized with meson.build's host_arch.
host_arch=
linux_arch=
+raw_cpu=$cpu
case "$cpu" in
aarch64)
host_arch=aarch64
@@ -658,6 +666,8 @@ for opt do
;;
--objcc=*)
;;
+ --rustc=*)
+ ;;
--make=*)
;;
--install=*)
@@ -777,8 +787,14 @@ for opt do
;;
--container-engine=*) container_engine="$optarg"
;;
+ --rust-target-triple=*) rust_target_triple="$optarg"
+ ;;
--gdb=*) gdb_bin="$optarg"
;;
+ --enable-rust) rust=enabled
+ ;;
+ --disable-rust) rust=disabled
+ ;;
# everything else has the same name in configure and meson
--*) meson_option_parse "$opt" "$optarg"
;;
@@ -881,6 +897,7 @@ Advanced options (experts only):
at build time [$host_cc]
--cxx=CXX use C++ compiler CXX [$cxx]
--objcc=OBJCC use Objective-C compiler OBJCC [$objcc]
+ --rustc=RUSTC use Rust compiler RUSTC [$rustc]
--extra-cflags=CFLAGS append extra C compiler flags CFLAGS
--extra-cxxflags=CXXFLAGS append extra C++ compiler flags CXXFLAGS
--extra-objcflags=OBJCFLAGS append extra Objective C compiler flags OBJCFLAGS
@@ -891,8 +908,9 @@ Advanced options (experts only):
--python=PYTHON use specified python [$python]
--ninja=NINJA use specified ninja [$ninja]
--static enable static build [$static]
- --without-default-features default all --enable-* options to "disabled"
- --without-default-devices do not include any device that is not needed to
+ --rust-target-triple=TRIPLE compilation target for Rust code [autodetect]
+ --without-default-features default all --enable-* options to "disabled"
+ --without-default-devices do not include any device that is not needed to
start the emulator (only use if you are including
desired devices in configs/devices/)
--with-devices-ARCH=NAME override default configs/devices
@@ -1166,6 +1184,132 @@ EOF
fi
fi
+##########################################
+# detect rust triple
+
+if test "$rust" != disabled && has "$rustc" && $rustc -vV > "${TMPDIR1}/${TMPB}.out"; then
+ rust_host_triple=$(sed -n 's/^host: //p' "${TMPDIR1}/${TMPB}.out")
+else
+ if test "$rust" = enabled; then
+ error_exit "could not execute rustc binary \"$rustc\""
+ fi
+ rust=disabled
+fi
+if test "$rust" != disabled && test -z "$rust_target_triple"; then
+ # arch and os generally matches between meson and rust
+ rust_arch=$host_arch
+ rust_os=$host_os
+ rust_machine=unknown
+ rust_osvariant=
+
+ # tweak rust_os if needed; also, machine and variant depend on the OS
+ android=no
+ case "$host_os" in
+ darwin)
+ # e.g. aarch64-apple-darwin
+ rust_machine=apple
+ ;;
+
+ linux)
+ # detect android/glibc/musl
+ if check_define __ANDROID__; then
+ rust_osvariant=android
+ android=yes
+ else
+ cat > $TMPC << EOF
+#define _GNU_SOURCE
+#include <features.h>
+#ifndef __USE_GNU
+error using musl
+#endif
+EOF
+ if compile_object; then
+ rust_osvariant=gnu
+ else
+ rust_osvariant=musl
+ fi
+ fi
+
+ case "$host_arch" in
+ arm)
+ # e.g. arm-unknown-linux-gnueabi, arm-unknown-linux-gnueabihf
+ write_c_skeleton
+ compile_object
+ if $READELF -A $TMPO | grep Tag_API_VFP_args: > /dev/null; then
+ rust_osvariant=${rust_osvariant}eabihf
+ else
+ rust_osvariant=${rust_osvariant}eabi
+ fi
+ ;;
+
+ mips64)
+ # e.g. mips64-unknown-linux-gnuabi64
+ rust_osvariant=${rust_osvariant}abi64
+ ;;
+ esac
+ ;;
+
+ netbsd)
+ # e.g. arm-unknown-netbsd-eabihf
+ test "$host_arch" = arm && rust_osvariant=eabihf
+ ;;
+
+ sunos)
+ rust_machine=pc
+ rust_os=solaris
+ ;;
+
+ windows)
+ # e.g. aarch64-pc-windows-gnullvm, x86_64-pc-windows-gnu (MSVC not supported)
+ rust_machine=pc
+ if test "$host_arch" = aarch64; then
+ rust_osvariant=gnullvm
+ else
+ rust_osvariant=gnu
+ fi
+ ;;
+ esac
+
+ # now tweak the architecture part, possibly based on pre-canonicalization --cpu
+ case "$host_arch" in
+ arm)
+ # preserve ISA version (armv7 etc.) from $raw_cpu if passed via --cpu
+ rust_arch=$raw_cpu
+ test "$rust_arch" = arm && test "$rust_os" != linux && rust_arch=armv7
+ ;;
+
+ mips|mips64)
+ # preserve ISA version (mipsisa64r6 etc.) and include endianness
+ rust_arch=${raw_cpu%el}
+ test "$bigendian" = no && rust_arch=${rust_arch}el
+ ;;
+
+ riscv32|riscv64)
+ # e.g. riscv64gc-unknown-linux-gnu, but riscv64-linux-android
+ test "$android" = no && rust_arch=${rust_arch}gc
+ ;;
+
+ sparc64)
+ if test "$rust_os" = solaris; then
+ rust_arch=sparcv9
+ rust_machine=sun
+ fi
+ ;;
+
+ x86_64)
+ # e.g. x86_64-unknown-linux-gnux32
+ test "$raw_cpu" = x32 && rust_osvariant=${rust_osvariant}x32
+ ;;
+ esac
+
+ if test "$android" = yes; then
+ # e.g. aarch64-linux-android
+ rust_target_triple=$rust_arch-$rust_os-$rust_osvariant
+ else
+ rust_target_triple=$rust_arch-$rust_machine-$rust_os${rust_osvariant+-$rust_osvariant}
+ fi
+fi
+
##########################################
# functions to probe cross compilers
@@ -1628,6 +1772,9 @@ if test "$container" != no; then
echo "RUNC=$runc" >> $config_host_mak
fi
echo "SUBDIRS=$subdirs" >> $config_host_mak
+if test "$rust" != disabled; then
+ echo "RUST_TARGET_TRIPLE=$rust_target_triple" >> $config_host_mak
+fi
echo "PYTHON=$python" >> $config_host_mak
echo "MKVENV_ENSUREGROUP=$mkvenv ensuregroup $mkvenv_online_flag" >> $config_host_mak
echo "GENISOIMAGE=$genisoimage" >> $config_host_mak
@@ -1764,12 +1911,20 @@ if test "$skip_meson" = no; then
echo "c = [$(meson_quote $cc $CPU_CFLAGS)]" >> $cross
test -n "$cxx" && echo "cpp = [$(meson_quote $cxx $CPU_CFLAGS)]" >> $cross
test -n "$objcc" && echo "objc = [$(meson_quote $objcc $CPU_CFLAGS)]" >> $cross
+ if test "$rust" != disabled; then
+ if test "$rust_host_triple" != "$rust_target_triple"; then
+ echo "rust = [$(meson_quote $rustc --target "$rust_target_triple")]" >> $cross
+ else
+ echo "rust = [$(meson_quote $rustc)]" >> $cross
+ fi
+ fi
echo "ar = [$(meson_quote $ar)]" >> $cross
echo "dlltool = [$(meson_quote $dlltool)]" >> $cross
echo "nm = [$(meson_quote $nm)]" >> $cross
echo "pkgconfig = [$(meson_quote $pkg_config)]" >> $cross
echo "pkg-config = [$(meson_quote $pkg_config)]" >> $cross
echo "ranlib = [$(meson_quote $ranlib)]" >> $cross
+ echo "readelf = [$(meson_quote $readelf)]" >> $cross
if has $sdl2_config; then
echo "sdl2-config = [$(meson_quote $sdl2_config)]" >> $cross
fi
@@ -1799,6 +1954,9 @@ if test "$skip_meson" = no; then
echo "# Automatically generated by configure - do not modify" > $native
echo "[binaries]" >> $native
echo "c = [$(meson_quote $host_cc)]" >> $native
+ if test "$rust" != disabled; then
+ echo "rust = [$(meson_quote $rustc)]" >> $cross
+ fi
mv $native config-meson.native
meson_option_add --native-file
meson_option_add config-meson.native
@@ -1817,6 +1975,7 @@ if test "$skip_meson" = no; then
test "$pie" = no && meson_option_add -Db_pie=false
# QEMU options
+ test "$rust" != "auto" && meson_option_add "-Drust=$rust"
test "$cfi" != false && meson_option_add "-Dcfi=$cfi" "-Db_lto=$cfi"
test "$docs" != auto && meson_option_add "-Ddocs=$docs"
test -n "${LIB_FUZZING_ENGINE+xxx}" && meson_option_add "-Dfuzzing_engine=$LIB_FUZZING_ENGINE"
@@ -4325,8 +4325,9 @@ else
endif
summary_info += {'Rust support': have_rust}
if have_rust
- summary_info += {'rustc version': rustc.version()}
- summary_info += {'rustc': ' '.join(rustc.cmd_array())}
+ summary_info += {'rustc version': rustc.version()}
+ summary_info += {'rustc': ' '.join(rustc.cmd_array())}
+ summary_info += {'Rust target': config_host['RUST_TARGET_TRIPLE']}
endif
option_cflags = (get_option('debug') ? ['-g'] : [])
if get_option('optimization') != 'plain'