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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
commit | 218caa410aa38c29984be31a5229b9fa717560ee (patch) | |
tree | c54bd55eeb6e4c508940a30e94c0032fbd45d677 /compiler/rustc_error_codes/src/error_codes/E0457.md | |
parent | Releasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-218caa410aa38c29984be31a5229b9fa717560ee.tar.xz rustc-218caa410aa38c29984be31a5229b9fa717560ee.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'compiler/rustc_error_codes/src/error_codes/E0457.md')
-rw-r--r-- | compiler/rustc_error_codes/src/error_codes/E0457.md | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/compiler/rustc_error_codes/src/error_codes/E0457.md b/compiler/rustc_error_codes/src/error_codes/E0457.md new file mode 100644 index 000000000..53d384d36 --- /dev/null +++ b/compiler/rustc_error_codes/src/error_codes/E0457.md @@ -0,0 +1,36 @@ +Plugin `..` only found in rlib format, but must be available in dylib format. + +Erroronous code example: + +`rlib-plugin.rs` +```ignore (needs-linkage-with-other-tests) +#![crate_type = "rlib"] +#![feature(rustc_private)] + +extern crate rustc_middle; +extern crate rustc_driver; + +use rustc_driver::plugin::Registry; + +#[no_mangle] +fn __rustc_plugin_registrar(_: &mut Registry) {} +``` + +`main.rs` +```ignore (needs-linkage-with-other-tests) +#![feature(plugin)] +#![plugin(rlib_plugin)] // error: plugin `rlib_plugin` only found in rlib + // format, but must be available in dylib + +fn main() {} +``` + +The compiler exposes a plugin interface to allow altering the compile process +(adding lints, etc). Plugins must be defined in their own crates (similar to +[proc-macro](../reference/procedural-macros.html) isolation) and then compiled +and linked to another crate. Plugin crates *must* be compiled to the +dynamically-linked dylib format, and not the statically-linked rlib format. +Learn more about different output types in +[this section](../reference/linkage.html) of the Rust reference. + +This error is easily fixed by recompiling the plugin crate in the dylib format. |