Auto merge of #2272 - 12101111:musl-bundle, r=Amanieu

Use link modifiers -bundle on musl and wasi target

Implement rust-lang/rust#72274

Fix:

- rust-lang/wg-cargo-std-aware#66
- rust-lang/rust#89626

TODO:

- [x] Implement rustbuild side change: rust-lang/rust#90527

Author: bors

src/lib.rs

@@ -26,7 +26,7 @@
 #![cfg_attr(feature = "rustc-dep-of-std", no_core)]
 #![cfg_attr(
     any(feature = "rustc-dep-of-std", target_os = "redox"),
-    feature(static_nobundle)
+    feature(static_nobundle, native_link_modifiers, native_link_modifiers_bundle)
 )]
 #![cfg_attr(libc_const_extern_fn, feature(const_extern_fn))]
 

src/unix/mod.rs

@@ -305,21 +305,21 @@ cfg_if! {
     } else if #[cfg(all(target_os = "linux",
                         any(target_env = "gnu", target_env = "uclibc"),
                         feature = "rustc-dep-of-std"))] {
-        #[link(name = "util", kind = "static-nobundle",
+        #[link(name = "util", kind = "static", modifiers = "-bundle",
             cfg(target_feature = "crt-static"))]
-        #[link(name = "rt", kind = "static-nobundle",
+        #[link(name = "rt", kind = "static", modifiers = "-bundle",
             cfg(target_feature = "crt-static"))]
-        #[link(name = "pthread", kind = "static-nobundle",
+        #[link(name = "pthread", kind = "static", modifiers = "-bundle",
             cfg(target_feature = "crt-static"))]
-        #[link(name = "m", kind = "static-nobundle",
+        #[link(name = "m", kind = "static", modifiers = "-bundle",
             cfg(target_feature = "crt-static"))]
-        #[link(name = "dl", kind = "static-nobundle",
+        #[link(name = "dl", kind = "static", modifiers = "-bundle",
             cfg(target_feature = "crt-static"))]
-        #[link(name = "c", kind = "static-nobundle",
+        #[link(name = "c", kind = "static", modifiers = "-bundle",
             cfg(target_feature = "crt-static"))]
-        #[link(name = "gcc_eh", kind = "static-nobundle",
+        #[link(name = "gcc_eh", kind = "static", modifiers = "-bundle",
             cfg(target_feature = "crt-static"))]
-        #[link(name = "gcc", kind = "static-nobundle",
+        #[link(name = "gcc", kind = "static", modifiers = "-bundle",
             cfg(target_feature = "crt-static"))]
         #[link(name = "util", cfg(not(target_feature = "crt-static")))]
         #[link(name = "rt", cfg(not(target_feature = "crt-static")))]
@@ -330,7 +330,7 @@ cfg_if! {
         extern {}
     } else if #[cfg(target_env = "musl")] {
         #[cfg_attr(feature = "rustc-dep-of-std",
-                   link(name = "c", kind = "static",
+                   link(name = "c", kind = "static", modifiers = "-bundle",
                         cfg(target_feature = "crt-static")))]
         #[cfg_attr(feature = "rustc-dep-of-std",
                    link(name = "c", cfg(not(target_feature = "crt-static"))))]
@@ -372,7 +372,7 @@ cfg_if! {
         extern {}
     } else if #[cfg(target_os = "redox")] {
         #[cfg_attr(feature = "rustc-dep-of-std",
-                   link(name = "c", kind = "static-nobundle",
+                   link(name = "c", kind = "static", modifiers = "-bundle",
                         cfg(target_feature = "crt-static")))]
         #[cfg_attr(feature = "rustc-dep-of-std",
                    link(name = "c", cfg(not(target_feature = "crt-static"))))]

src/wasi.rs

@@ -361,7 +361,12 @@ pub static CLOCK_THREAD_CPUTIME_ID: clockid_t =
 
 #[cfg_attr(
     feature = "rustc-dep-of-std",
-    link(name = "c", kind = "static", cfg(target_feature = "crt-static"))
+    link(
+        name = "c",
+        kind = "static",
+        modifiers = "-bundle",
+        cfg(target_feature = "crt-static")
+    )
 )]
 #[cfg_attr(
     feature = "rustc-dep-of-std",