mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-25 16:24:46 +00:00
Updating the manpage and usage message
This commit is contained in:
Kevin Cantu
parent
9db1d16f61
commit
8abcafe7ad
169
man/rustc.1
169
man/rustc.1
@ -1,6 +1,8 @@
|
||||
.TH RUSTC "1" "October 2011" "Rust" "User Commands"
|
||||
.TH RUSTC "1" "January 2012" "Rust" "User Commands"
|
||||
|
||||
.SH NAME
|
||||
rustc \- rust compiler
|
||||
|
||||
.SH SYNOPSIS
|
||||
rustc [\fB-h\fR] [\fB-v\fR] [\fB-o\fR \fIoutfile\fR]
|
||||
[\fB--lib\fR] [\fB--static\fR] [\fB-L\fR \fIpath\fR]
|
||||
@ -8,130 +10,125 @@ rustc [\fB-h\fR] [\fB-v\fR] [\fB-o\fR \fIoutfile\fR]
|
||||
.PP
|
||||
Only the most commonly-used options are listed here. All options are listed and
|
||||
described below.
|
||||
|
||||
.SH DESCRIPTION
|
||||
This program is a compiler for the Rust language, available at
|
||||
<\fBhttps://www.rust-lang.org\fR>.
|
||||
|
||||
.SH OPTIONS
|
||||
.TP
|
||||
\fB-h, --help\fR:
|
||||
Display help.
|
||||
\fB--bin\fR
|
||||
Compile an executable crate (default)
|
||||
.TP
|
||||
\fB-v, --version\fR:
|
||||
Display version information.
|
||||
\fB-c\fR
|
||||
Compile and assemble, but do not link
|
||||
.TP
|
||||
\fB-o\fR \fIfilename\fR:
|
||||
Write output to \fIfilename\fR. The default
|
||||
output filename for \fBfoo.rs\fR is otherwise \fBfoo\fR plus any
|
||||
platform-specific extension (when compiling a binary), a
|
||||
platform-specific name, e.g. \fBlibfoo.so\fR (when compiling a
|
||||
library), \fBfoo.o\fR (when using \fB-c\fR), \fBfoo.s\fR (when using
|
||||
\fB-S\fR) or \fBfoo.bc\fR (when using \fB--emit-llvm\fR), and \fBfoo.ll\fR
|
||||
(when using both \fB-S\fR and \fB--emit-llvm\fR).
|
||||
\fB--cfg <cfgspec>\fR
|
||||
Configure the compilation environment
|
||||
.TP
|
||||
\fB--lib\fR:
|
||||
Compile and link a library crate into a shared object.
|
||||
\fB--emit-llvm\fR
|
||||
Produce an LLVM bitcode file
|
||||
.TP
|
||||
\fB--static\fR:
|
||||
Produce a statically-linked binary, or generate a static
|
||||
library.
|
||||
\fB-g\fR
|
||||
Produce debug info
|
||||
.TP
|
||||
\fB--pretty\fR \fI[type]\fR:
|
||||
Pretty-print the input. Valid \fItype\fRs are:
|
||||
.RS
|
||||
\fB--gc\fR
|
||||
Garbage collect shared data (experimental/temporary)
|
||||
.TP
|
||||
\fBnormal\fR: Un-annotated source (default).
|
||||
\fB-h --help\fR
|
||||
Display this message
|
||||
.TP
|
||||
\fBexpanded\fR: Crates expanded.
|
||||
\fB-L <path>\fR
|
||||
Add a directory to the library search path
|
||||
.TP
|
||||
\fBtyped\fR: Crates expanded, all expressions annotated with types.
|
||||
\fB--lib\fR
|
||||
Compile a library crate
|
||||
.TP
|
||||
\fBidentified\fR: Fully parenthesized, ast nodes and blocks annotated with IDs.
|
||||
.RE
|
||||
\fB--ls\fR
|
||||
List the symbols defined by a compiled librar crate
|
||||
.TP
|
||||
\fB--ls\fR:
|
||||
Lists symbols defined by the specified \fBcompiled\fR library.
|
||||
\fB--no-asm-comments\fR
|
||||
Do not add comments into the assembly source
|
||||
.TP
|
||||
\fB-L\fR \fIpath\fR:
|
||||
Adds \fIpath\fR to the library search path.
|
||||
\fB--no-lint-ctypes\fR
|
||||
Suppress warnings for possibly incorrect ctype usage
|
||||
.TP
|
||||
\fB--noverify\fR:
|
||||
Disables LLVM verification pass, which does sanity checking of
|
||||
bitcode generated by rustc. Using this option gives a slight speedup, at the
|
||||
cost of vastly reduced ability to catch rustc bugs. See
|
||||
<\fBhttp://llvm.org/docs/Passes.html\fR> for a list of properties checked.
|
||||
\fB--no-trans\fR
|
||||
Run all passes except translation; no output
|
||||
.TP
|
||||
\fB--parse-only\fR:
|
||||
Run the parse phase only. If parsing succeeds, produces no
|
||||
output.
|
||||
\fB--no-verify\fR
|
||||
Suppress LLVM verification step (slight speedup)
|
||||
(see http://llvm.org/docs/Passes.html for detail)
|
||||
.TP
|
||||
\fB--no-trans\fR:
|
||||
Run all passes except translation. Produces no output.
|
||||
\fB-O\fR
|
||||
Equivalent to --opt-level=2
|
||||
.TP
|
||||
\fB-g\fR:
|
||||
Produce debug info.
|
||||
\fB-o <filename>\fR
|
||||
Write output to <filename>
|
||||
.TP
|
||||
\fB--opt-level\fR \fIlevel\fR:
|
||||
Set optimization level to \fIlevel\fR.
|
||||
\fB--opt-level <lvl>\fR
|
||||
Optimize with possible levels 0-3
|
||||
.TP
|
||||
\fB-O\fR:
|
||||
Equal to --opt-level=2
|
||||
\fB--out-dir <dir>\fR
|
||||
Write output to compiler-chosen filename in <dir>
|
||||
.TP
|
||||
\fB-S\fR:
|
||||
Compile to assembly, but do not assemble or link.
|
||||
\fB--parse-only\fR
|
||||
Parse only; do not compile, assemble, or link
|
||||
.TP
|
||||
\fB-c\fR:
|
||||
Compile and assemble, but do not link.
|
||||
\fB--pretty [type]\fR
|
||||
Pretty-print the input instead of compiling; valid types are: \fBnormal\fR (un-annotated source), \fBexpanded\fR (crates expanded), \fBtyped\fR (crates expanded, with type annotations), or \fBidentified\fR (fully parenthesized, AST nodes and blocks with IDs)
|
||||
.TP
|
||||
\fB--emit-llvm\fR:
|
||||
Generate output files in LLVM format. When used with \fB-S\fR this generate LLVM
|
||||
intermediate language assembly files, otherwise this generates LLVM bitcode
|
||||
format object files.
|
||||
\fB-S\fR
|
||||
Compile only; do not assemble or link
|
||||
.TP
|
||||
\fB--save-temps\fR:
|
||||
For foo.rs, save generated bitcode before optimization to
|
||||
\fBfoo.bc\fR, bitcode after optimization to \fBfoo.opt.bc\fR, and the generated
|
||||
object file to \fBfoo.o\fR.
|
||||
\fB--save-temps\fR
|
||||
Write intermediate files (.bc, .opt.bc, .o) in addition to normal output
|
||||
.TP
|
||||
\fB--stats\fR:
|
||||
Print statistics about compilation.
|
||||
\fB--static\fR
|
||||
Use or produce static libraries or binaries
|
||||
.TP
|
||||
\fB--cfg\fR \fIcfgspec\fR:
|
||||
Provide a crate config spec.
|
||||
\fB--stats\fR
|
||||
Print compilation statistics
|
||||
.TP
|
||||
\fB--time-passes\fR:
|
||||
Print runtimes of compilation phases.
|
||||
\fB--sysroot <path>\fR
|
||||
Override the system root
|
||||
.TP
|
||||
\fB--time-llvm-passes\fR:
|
||||
Print runtimes of llvm phases.
|
||||
\fB--test\fR
|
||||
Build test harness
|
||||
.TP
|
||||
\fB--sysroot\fR \fIpath\fR:
|
||||
Set the system root. Default is the directory above
|
||||
rustc's.
|
||||
\fB--target <triple>\fR
|
||||
Target cpu-manufacturer-kernel[-os] to compile for (default: host triple)
|
||||
(see http://sources.redhat.com/autobook/autobook/autobook_17.html for detail)
|
||||
.TP
|
||||
\fB--target\fR \fIgnu-config-name\fR:
|
||||
Set the compilation target, which is a
|
||||
string of the form \fBcpu\fR-\fBmanufacturer\fR-\fBkernel\fR[-\fBos\fR]. Example
|
||||
values include "i686-unknown-linux-gnu" and "mips-idt-ecoff"; see
|
||||
<\fBhttp://sources.redhat.com/autobook/autobook/autobook_17.html\fR>. If not
|
||||
supplied, the host triple is used (see \fB--version\fR output).
|
||||
\fB--time-passes\fR
|
||||
Time the individual phases of the compiler
|
||||
.TP
|
||||
\fB--test\fR:
|
||||
Build a test harness.
|
||||
\fB--time-llvm-passes\fR
|
||||
Time the individual phases of the LLVM backend
|
||||
.TP
|
||||
\fB--gc\fR:
|
||||
\fBEXPERIMENTAL\fR. Garbage-collect shared data.
|
||||
\fB-v --version\fR
|
||||
Print version info and exit
|
||||
.TP
|
||||
\fB--warn-unused-imports\fR:
|
||||
Warn about unnecessary imports.
|
||||
.TP
|
||||
\fB--no-lint-ctypes\fR:
|
||||
Disables checking of possibly incorrect usage of Rust int or uint types in
|
||||
native function declarations, where types defined in libcore::ctypes should be
|
||||
used instead. Ctypes check emits warnings by default.
|
||||
\fB--warn-unused-imports\fR
|
||||
Warn about unnecessary imports
|
||||
|
||||
.SH "EXAMPLES"
|
||||
To build an executable from a source file with a main function:
|
||||
$ rustc -o hello hello.rs
|
||||
|
||||
To build a library from a source file:
|
||||
$ rustc --lib hello-lib.rs
|
||||
|
||||
To build either with a crate (.rc) file:
|
||||
$ rustc hello.rc
|
||||
|
||||
.SH "BUGS"
|
||||
See \fBhttps://github.com/mozilla/rust/issues\fR for a list of known bugs.
|
||||
|
||||
.SH "AUTHOR"
|
||||
See \fBAUTHORS.txt\fR in the rust source distribution. Graydon Hoare
|
||||
<\fIgraydon@mozilla.com\fR> is the project leader.
|
||||
|
||||
.SH "COPYRIGHT"
|
||||
See \fBLICENSE.txt\fR in the rust source distribution.
|
||||
|
||||
|
||||
@ -21,43 +21,52 @@ fn version(argv0: str) {
|
||||
}
|
||||
|
||||
fn usage(argv0: str) {
|
||||
io::stdout().write_str(#fmt["usage: %s [options] <input>\n", argv0] +
|
||||
io::stdout().write_str(#fmt["Usage: %s [options] <input>\n", argv0] +
|
||||
"
|
||||
options:
|
||||
Options:
|
||||
|
||||
-h --help display this message
|
||||
-v --version print version info and exit
|
||||
--bin Compile an executable crate (default)
|
||||
-c Compile and assemble, but do not link
|
||||
--cfg <cfgspec> Configure the compilation environment
|
||||
--emit-llvm Produce an LLVM bitcode file
|
||||
-g Produce debug info
|
||||
--gc Garbage collect shared data (experimental/temporary)
|
||||
-h --help Display this message
|
||||
-L <path> Add a directory to the library search path
|
||||
--lib Compile a library crate
|
||||
--ls List the symbols defined by a compiled library crate
|
||||
--no-asm-comments Do not add comments into the assembly source
|
||||
--no-lint-ctypes Suppress warnings for possibly incorrect ctype usage
|
||||
--no-trans Run all passes except translation; no output
|
||||
--no-verify Suppress LLVM verification step (slight speedup)
|
||||
(see http://llvm.org/docs/Passes.html for detail)
|
||||
-O Equivalent to --opt-level=2
|
||||
-o <filename> Write output to <filename>
|
||||
--opt-level <lvl> Optimize with possible levels 0-3
|
||||
--out-dir <dir> Write output to compiler-chosen filename in <dir>
|
||||
--parse-only Parse only; do not compile, assemble, or link
|
||||
--pretty [type] Pretty-print the input instead of compiling;
|
||||
valid types are: normal (un-annotated source),
|
||||
expanded (crates expanded), typed (crates expanded,
|
||||
with type annotations), or identified (fully
|
||||
parenthesized, AST nodes and blocks with IDs)
|
||||
-S Compile only; do not assemble or link
|
||||
--save-temps Write intermediate files (.bc, .opt.bc, .o)
|
||||
in addition to normal output
|
||||
--static Use or produce static libraries or binaries
|
||||
--stats Print compilation statistics
|
||||
--sysroot <path> Override the system root
|
||||
--test Build a test harness
|
||||
--target <triple> Target cpu-manufacturer-kernel[-os] to compile for
|
||||
(default: host triple)
|
||||
(see http://sources.redhat.com/autobook/autobook/
|
||||
autobook_17.html for detail)
|
||||
|
||||
-o <filename> write output to <filename>
|
||||
--out-dir <dir> write output to compiler-chosen filename in <dir>
|
||||
--lib compile a library crate
|
||||
--bin compile an executable crate (default)
|
||||
--static use or produce static libraries
|
||||
--pretty [type] pretty-print the input instead of compiling
|
||||
--ls list the symbols defined by a crate file
|
||||
-L <path> add a directory to the library search path
|
||||
--no-verify suppress LLVM verification step (slight speedup)
|
||||
--parse-only parse only; do not compile, assemble, or link
|
||||
--no-trans run all passes except translation; no output
|
||||
-g produce debug info
|
||||
--opt-level <lvl> optimize with possible levels 0-3
|
||||
-O equivalent to --opt-level=2
|
||||
-S compile only; do not assemble or link
|
||||
--no-asm-comments do not add comments into the assembly source
|
||||
-c compile and assemble, but do not link
|
||||
--emit-llvm produce an LLVM bitcode file
|
||||
--save-temps write intermediate files in addition to normal output
|
||||
--stats gather and report various compilation statistics
|
||||
--cfg <cfgspec> configure the compilation environment
|
||||
--time-passes time the individual phases of the compiler
|
||||
--time-llvm-passes time the individual phases of the LLVM backend
|
||||
--sysroot <path> override the system root
|
||||
--target <triple> target to compile for (default: host triple)
|
||||
--test build test harness
|
||||
--gc garbage collect shared data (experimental/temporary)
|
||||
--time-passes Time the individual phases of the compiler
|
||||
--time-llvm-passes Time the individual phases of the LLVM backend
|
||||
-v --version Print version info and exit
|
||||
--warn-unused-imports
|
||||
warn about unnecessary imports
|
||||
--no-lint-ctypes suppress lint-style ctypes usage check
|
||||
Warn about unnecessary imports
|
||||
|
||||
");
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user