nandi/jolt-native · rustc.sh

⑂ 726f7c6204744da1ec206370a11b6c8d5e00c669

rustc.sh · 32 lines · 1.3 KBBash    Blame HistoryRaw
Fetch rustc the way buck can ship it, from what DotSlash already pins   1
2# rustc out of the dist tarball buck fetched, with the sysroot stitched on.
4# The same job scripts/rustc does, said in a way buck can ship: the wrapper and
5# the tarball are both inputs to every action that runs it, so the compiler's
6# identity is part of the action's cache digest and a remote worker can be
7# handed the whole thing.
Cross-compile for Android, with an NDK nobody has to install   9# $1 is the directory the tarball unpacked into and $2 the sysroot to use;
10# buck passes both because neither is knowable from inside the script. The
11# sysroot is a separate argument rather than something built from a triple
12# here: cross-compiling needs two libstds stitched into one directory, and
13# that stitching is an artifact of its own (toolchains//dist:android-sysroot).
Fetch rustc the way buck can ship it, from what DotSlash already pins   14
Cross-compile for Android, with an NDK nobody has to install   16
Fetch rustc the way buck can ship it, from what DotSlash already pins   17
19# The dist tarball keeps its components in sibling directories, so the
20# compiler's own default sysroot (rustc/) holds no libstd — it lives under
Cross-compile for Android, with an NDK nobody has to install   21# rust-std-<triple>/, which is what buck names above. The codegen libraries are
22# found by rpath relative to the binary, so only the sysroot has to be named.
Fetch rustc the way buck can ship it, from what DotSlash already pins   23
24# Callers that set their own win: buck's rustc_cfg action passes an empty
25# --sysroot, and rustc refuses the option twice.
26
27    case $arg in
28        --sysroot|--sysroot=*) exec "$dist/rustc/bin/rustc" "$@" ;;
Cross-compile for Android, with an NDK nobody has to install   32exec "$dist/rustc/bin/rustc" --sysroot "$sysroot" "$@"

Fetch rustc the way buck can ship it, from what DotSlash already pins 8cf1b33 nandi 19d ago	1	#!/bin/sh
	2	# rustc out of the dist tarball buck fetched, with the sysroot stitched on.
	3	#
	4	# The same job scripts/rustc does, said in a way buck can ship: the wrapper and
	5	# the tarball are both inputs to every action that runs it, so the compiler's
	6	# identity is part of the action's cache digest and a remote worker can be
	7	# handed the whole thing.
	8	#
Cross-compile for Android, with an NDK nobody has to install 14a30c0 nandi 19d ago	9	# $1 is the directory the tarball unpacked into and $2 the sysroot to use;
	10	# buck passes both because neither is knowable from inside the script. The
	11	# sysroot is a separate argument rather than something built from a triple
	12	# here: cross-compiling needs two libstds stitched into one directory, and
	13	# that stitching is an artifact of its own (toolchains//dist:android-sysroot).
Fetch rustc the way buck can ship it, from what DotSlash already pins 8cf1b33 nandi 19d ago	14	set -e
	15	dist=$1
Cross-compile for Android, with an NDK nobody has to install 14a30c0 nandi 19d ago	16	sysroot=$2
Fetch rustc the way buck can ship it, from what DotSlash already pins 8cf1b33 nandi 19d ago	17	shift 2
	18
	19	# The dist tarball keeps its components in sibling directories, so the
	20	# compiler's own default sysroot (rustc/) holds no libstd — it lives under
Cross-compile for Android, with an NDK nobody has to install 14a30c0 nandi 19d ago	21	# rust-std-<triple>/, which is what buck names above. The codegen libraries are
	22	# found by rpath relative to the binary, so only the sysroot has to be named.
Fetch rustc the way buck can ship it, from what DotSlash already pins 8cf1b33 nandi 19d ago	23	#
	24	# Callers that set their own win: buck's rustc_cfg action passes an empty
	25	# --sysroot, and rustc refuses the option twice.
	26	for arg do
	27	case $arg in
	28	--sysroot\|--sysroot=*) exec "$dist/rustc/bin/rustc" "$@" ;;
	29	esac
	30	done
	31
Cross-compile for Android, with an NDK nobody has to install 14a30c0 nandi 19d ago	32	exec "$dist/rustc/bin/rustc" --sysroot "$sysroot" "$@"