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Strip QADAPT symbols for release-mode builds

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This commit is contained in:
Bradlee Speice
2018-11-13 22:30:41 -05:00
parent 84739c4dd1
commit af2781b453
4 changed files with 81 additions and 59 deletions
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45
qadapt-macro/src/lib.rs
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@ -20,6 +20,31 @@ type G = proc_macro::Group;
type I = proc_macro::Ident;
type P = proc_macro::Punct;
fn release_guard(fn_name: &str) -> TokenStream {
let rel = I::new("release", Span::call_site());
let not_rel: Vec<TokenTree> = vec![
I::new("not", Span::call_site()).into(),
G::new(Delimiter::Parenthesis, TokenTree::Ident(rel).into()).into()
];
let cfg_not_rel: Vec<TokenTree> = vec![
I::new("cfg", Span::call_site()).into(),
G::new(Delimiter::Parenthesis, TS::from_iter(not_rel.into_iter())).into()
];
let guarded: Vec<TokenTree> = vec![
P::new('#', Spacing::Alone).into(),
G::new(Delimiter::Bracket, TS::from_iter(cfg_not_rel.into_iter())).into(),
P::new(':', Spacing::Joint).into(),
P::new(':', Spacing::Alone).into(),
I::new("qadapt", Span::call_site()).into(),
P::new(':', Spacing::Joint).into(),
P::new(':', Spacing::Alone).into(),
I::new(fn_name, Span::call_site()).into(),
G::new(Delimiter::Parenthesis, TokenStream::new()).into(),
];
TS::from_iter(guarded.into_iter())
}
fn protected_body(fn_name: &str, args: G) -> TokenTree {
let mut args_filtered = Vec::new();
let mut waiting_for_comma = false;
@ -40,30 +65,16 @@ fn protected_body(fn_name: &str, args: G) -> TokenTree {
}
}
let args_group = G::new(Delimiter::Parenthesis, TS::from_iter(args_filtered));
let tt: Vec<TT> = vec![
P::new(':', Spacing::Joint).into(),
P::new(':', Spacing::Alone).into(),
I::new("qadapt", Span::call_site()).into(),
P::new(':', Spacing::Joint).into(),
P::new(':', Spacing::Alone).into(),
I::new("enter_protected", Span::call_site()).into(),
G::new(Delimiter::Parenthesis, TokenStream::new()).into(),
P::new(';', Spacing::Alone).into(),
G::new(Delimiter::Brace, release_guard("enter_protected")).into(),
I::new("let", Span::call_site()).into(),
I::new("__ret__", Span::call_site()).into(),
P::new('=', Spacing::Alone).into(),
I::new(fn_name, Span::call_site()).into(),
args_group.into(),
P::new(';', Spacing::Alone).into(),
P::new(':', Spacing::Joint).into(),
P::new(':', Spacing::Alone).into(),
I::new("qadapt", Span::call_site()).into(),
P::new(':', Spacing::Joint).into(),
P::new(':', Spacing::Alone).into(),
I::new("exit_protected", Span::call_site()).into(),
G::new(Delimiter::Parenthesis, TokenStream::new()).into(),
P::new(';', Spacing::Alone).into(),
G::new(Delimiter::Brace, release_guard("exit_protected")).into(),
I::new("__ret__", Span::call_site()).into(),
];