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Better docs and associated SUCCESS/FAILURE for process::ExitCode #48618

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merged 3 commits into from
Mar 8, 2018

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scottmcm
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Follow-up to #48497 (comment), since that PR was the minimal thing to unblock #48453 (comment).

r? @nikomatsakis

@rust-highfive rust-highfive added the S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. label Feb 28, 2018
/// the [`SUCCESS`] and [`FAILURE`] associated items.
///
/// [`SUCCESS`]: #constant.SUCCESS
/// [`FAILURE`]: #constant.FAILURE
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[01:29:50] std/process/struct.ExitCode.html:68: broken link fragment `#constant.SUCCESS` pointing to `std/process/struct.ExitCode.html`
[01:29:50] std/process/struct.ExitCode.html:68: broken link fragment `#constant.FAILURE` pointing to `std/process/struct.ExitCode.html`
[01:29:56] thread 'main' panicked at 'found some broken links', tools/linkchecker/main.rs:49:9

#[cfg(target_arch = "wasm32")]
mod rawexit {
pub const SUCCESS: i32 = 0;
pub const FAILURE: i32 = 1;
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do we still need this?

cc @alexcrichton

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Er I'm not sure I added this... This actually should be rejected by the tidy lint as well...

In any case seems fine to have if it's needed, we can clean it up later

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This private mod is originally from https://github.com/rust-lang/rust/pull/46479/files#diff-7dbed9a9f4aeab33f13e792758ac1ed5R13

Did you mean not have the wasm check? Or not have the mod? I can do either or both...

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Er sorry what I mean is that we have lint which forbids #[cfg] in most of the standard library in an attempt to centralize all platform-specific code to src/libstd/sys rather than having it sprinkled throughout the standard library itself.

It's ok to not fix this up here, but if you're feeling enterprising this would just involve moving the modules to src/libstd/sys and using constants from there rather than this location.

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I think the main question I had was "does wasm offer the standard constants" -- note though that this code is pre-existing, though it's been moved around, so the lint must not work that well...

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r=me, but i'd like to know whether we still need the "wasm exception"

///
/// **Warning**: While various forms of this were discussed in [RFC #1937],
/// it was ultimately cut from that RFC, and thus this type is more subject
/// to change even than the usual unstable item churn.
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as an aside, I just ran into a place where I really wanted this today. I was already calling exit(1) -- so it seems silly not to provide a way to "return" that...

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@scottmcm do you want to make the changes @alexcrichton suggested?

Now begins the saga of fixing compilation errors on other platforms...
@scottmcm scottmcm changed the title Better docs and associated SUCCESS/FAILURE for process::ExitCode [DO NOT MERGE] Better docs and associated SUCCESS/FAILURE for process::ExitCode Mar 4, 2018
@scottmcm scottmcm changed the title [DO NOT MERGE] Better docs and associated SUCCESS/FAILURE for process::ExitCode Better docs and associated SUCCESS/FAILURE for process::ExitCode Mar 4, 2018
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scottmcm commented Mar 4, 2018

Ok, hopefully this is good now. Made a new tracking issue for the type, #48711

Travis job to see if I typo'd anything in wasm: https://travis-ci.org/rust-lang/rust/builds/348817793

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I can't really comment on the imp module business.

r? @alexcrichton

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@bors: r+

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bors commented Mar 5, 2018

📌 Commit 74c5c6e has been approved by alexcrichton

@bors bors added S-waiting-on-bors Status: Waiting on bors to run and complete tests. Bors will change the label on completion. and removed S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. labels Mar 5, 2018
alexcrichton added a commit to alexcrichton/rust that referenced this pull request Mar 7, 2018
…crichton

Better docs and associated SUCCESS/FAILURE for process::ExitCode

Follow-up to rust-lang#48497 (comment), since that PR was the minimal thing to unblock rust-lang#48453 (comment).

r? @nikomatsakis
bors added a commit that referenced this pull request Mar 7, 2018
Rollup of 9 pull requests

- Successful merges: #48511, #48549, #48618, #48624, #48651, #48698, #48778, #48787, #48802
- Failed merges: #48669, #48710
bors added a commit that referenced this pull request Mar 7, 2018
Rollup of 9 pull requests

- Successful merges: #48511, #48549, #48618, #48624, #48651, #48698, #48778, #48787, #48802
- Failed merges: #48669, #48710
bors added a commit that referenced this pull request Mar 7, 2018
Rollup of 9 pull requests

- Successful merges: #48511, #48549, #48618, #48624, #48651, #48698, #48778, #48787, #48802
- Failed merges: #48669, #48710
@alexcrichton alexcrichton merged commit 74c5c6e into rust-lang:master Mar 8, 2018
@scottmcm scottmcm deleted the elaborate-exitcode branch March 8, 2018 01:54
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5 participants