commit:     70c83504d5c92a66b3fba923b2e819b9568990f9
Author:     Georgy Yakovlev <gyakovlev <AT> gentoo <DOT> org>
AuthorDate: Wed Feb  8 22:35:25 2023 +0000
Commit:     Georgy Yakovlev <gyakovlev <AT> gentoo <DOT> org>
CommitDate: Wed Feb  8 22:35:57 2023 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=70c83504

dev-lang/rust: fix 1.67.0 with both doc and wasm enabled

Closes: https://bugs.gentoo.org/892513
Signed-off-by: Georgy Yakovlev <gyakovlev <AT> gentoo.org>

 dev-lang/rust/files/1.67.0-doc-wasm.patch | 34 +++++++++++++++++++++++++++++++
 dev-lang/rust/rust-1.67.0.ebuild          |  1 +
 2 files changed, 35 insertions(+)

diff --git a/dev-lang/rust/files/1.67.0-doc-wasm.patch 
b/dev-lang/rust/files/1.67.0-doc-wasm.patch
new file mode 100644
index 000000000000..06011deb795b
--- /dev/null
+++ b/dev-lang/rust/files/1.67.0-doc-wasm.patch
@@ -0,0 +1,34 @@
+From 92aa5f6b272bcdc020a34f8d90f9ef851b5b4504 Mon Sep 17 00:00:00 2001
+From: John Millikin <[email protected]>
+Date: Mon, 9 Jan 2023 13:54:21 +0900
+Subject: [PATCH] Disable `linux_ext` in wasm32 and fortanix rustdoc builds.
+
+The `std::os::unix` module is stubbed out when building docs for these
+target platforms. The introduction of Linux-specific extension traits
+caused `std::os::net` to depend on sub-modules of `std::os::unix`,
+which broke rustdoc for the `wasm32-unknown-unknown` target.
+
+Adding an additional `#[cfg]` guard solves that rustdoc failure by
+not declaring `linux_ext` on targets with a stubbed `std::os::unix`.
+---
+ library/std/src/os/net/mod.rs | 9 +++++++++
+ 1 file changed, 9 insertions(+)
+
+diff --git a/library/std/src/os/net/mod.rs b/library/std/src/os/net/mod.rs
+index 5ec267c41e97c..b7046dd7c598c 100644
+--- a/library/std/src/os/net/mod.rs
++++ b/library/std/src/os/net/mod.rs
+@@ -1,4 +1,13 @@
+ //! OS-specific networking functionality.
+ 
++// See cfg macros in `library/std/src/os/mod.rs` for why these platforms must
++// be special-cased during rustdoc generation.
++#[cfg(not(all(
++    doc,
++    any(
++        all(target_arch = "wasm32", not(target_os = "wasi")),
++        all(target_vendor = "fortanix", target_env = "sgx")
++    )
++)))]
+ #[cfg(any(target_os = "linux", target_os = "android", doc))]
+ pub(super) mod linux_ext;

diff --git a/dev-lang/rust/rust-1.67.0.ebuild b/dev-lang/rust/rust-1.67.0.ebuild
index 095c3d5689e0..9cef9622f2b5 100644
--- a/dev-lang/rust/rust-1.67.0.ebuild
+++ b/dev-lang/rust/rust-1.67.0.ebuild
@@ -164,6 +164,7 @@ PATCHES=(
        "${FILESDIR}"/1.65.0-ignore-broken-and-non-applicable-tests.patch
        "${FILESDIR}"/1.62.1-musl-dynamic-linking.patch
        "${FILESDIR}"/1.67.0-bootstrap.patch
+       "${FILESDIR}"/1.67.0-doc-wasm.patch
 )
 
 S="${WORKDIR}/${MY_P}-src"

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