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Add --version flag

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This commit is contained in:
Cameron Paul 2016-05-19 00:01:32 -05:00
parent 3ab5c07559
commit d76ffa8fd8
3 changed files with 30 additions and 0 deletions
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8
components/util/opts.rs
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@ -205,6 +205,9 @@ pub struct Opts {
// don't skip any backtraces on panic
pub full_backtraces: bool,
/// Print the version and exit.
pub is_printing_version: bool,
}
fn print_usage(app: &str, opts: &Options) {
@ -527,6 +530,7 @@ pub fn default_opts() -> Opts {
render_api: DEFAULT_RENDER_API,
config_dir: None,
full_backtraces: false,
is_printing_version: false,
}
}
@ -584,6 +588,7 @@ pub fn from_cmdline_args(args: &[String]) -> ArgumentParsingResult {
opts.optopt("G", "graphics", "Select graphics backend (gl or es2)", "gl");
opts.optopt("", "config-dir",
"config directory following xdg spec on linux platform", "");
opts.optflag("v", "version", "Display servo version information");
let opt_match = match opts.parse(args) {
@ -776,6 +781,8 @@ pub fn from_cmdline_args(args: &[String]) -> ArgumentParsingResult {
_ => args_fail(&format!("error: graphics option must be gl or es2:")),
};
let is_printing_version = opt_match.opt_present("v") || opt_match.opt_present("version");
let opts = Opts {
is_running_problem_test: is_running_problem_test,
url: Some(url),
@ -831,6 +838,7 @@ pub fn from_cmdline_args(args: &[String]) -> ArgumentParsingResult {
use_msaa: debug_options.use_msaa,
config_dir: opt_match.opt_str("config-dir"),
full_backtraces: debug_options.full_backtraces,
is_printing_version: is_printing_version,
};
set_defaults(opts);