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Tweak the usage messages for x.py build and x.py check.

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They're a bit out of date, and overly complicated.
This commit is contained in:
Nicholas Nethercote 2021-12-22 10:29:49 +11:00
parent 10e3d92306
commit 2e74ca18e4
1 changed files with 11 additions and 23 deletions
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34
src/bootstrap/flags.rs
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@ -401,26 +401,19 @@ To learn more about a subcommand, run `./x.py <subcommand> -h`",
"\n
Arguments:
This subcommand accepts a number of paths to directories to the crates
and/or artifacts to compile. For example:
and/or artifacts to compile. For example, for a quick build of a usable
compiler:
./x.py build library/core
./x.py build library/core library/proc_macro
./x.py build library/std --stage 1
./x.py build --stage 1 library/std
If no arguments are passed then the complete artifacts for that stage are
also compiled.
This will build a compiler and standard library from the local source code.
Once this is done, build/$ARCH/stage1 contains a usable compiler.
./x.py build
./x.py build --stage 1
If no arguments are passed then the default artifacts for that stage are
compiled. For example:
For a quick build of a usable compiler, you can pass:
./x.py build --stage 1 library/test
This will first build everything once (like `--stage 0` without further
arguments would), and then use the compiler built in stage 0 to build
library/test and its dependencies.
Once this is done, build/$ARCH/stage1 contains a usable compiler.",
./x.py build --stage 0
./x.py build ",
);
}
"check" | "c" => {
@ -430,14 +423,9 @@ Arguments:
This subcommand accepts a number of paths to directories to the crates
and/or artifacts to compile. For example:
./x.py check library/core
./x.py check library/core library/proc_macro
./x.py check library/std
If no arguments are passed then the complete artifacts are compiled: std, test, and rustc. Note
also that since we use `cargo check`, by default this will automatically enable incremental
compilation, so there's no need to pass it separately, though it won't hurt. We also completely
ignore the stage passed, as there's no way to compile in non-stage 0 without actually building
the compiler.",
If no arguments are passed then many artifacts are checked.",
);
}
"clippy" => {