Enforce correct rust library file names.
rustc expects libraries and proc_macro filenames to conform to
a particular format, alphanumeric with underscores and lib${crate_name}.*.
Enforce this with a check when getStem() is called.
This makes the crate_name property required for proc_macros and
libraries. This also removes the notion of a default crate name derived
from the module name. It's not needed for binaries, so this won't impact
them.
Bug: 143579265
Test: m -j crosvm.experimental
Change-Id: I2770cf7d02dd4291c3d240d58d242b940098dcee
diff --git a/rust/builder.go b/rust/builder.go
index 2a7643d..d9e36db 100644
--- a/rust/builder.go
+++ b/rust/builder.go
@@ -88,7 +88,9 @@
rustcFlags = append(rustcFlags, flags.GlobalRustFlags...)
rustcFlags = append(rustcFlags, flags.RustFlags...)
rustcFlags = append(rustcFlags, "--crate-type="+crate_type)
- rustcFlags = append(rustcFlags, "--crate-name="+crate_name)
+ if crate_name != "" {
+ rustcFlags = append(rustcFlags, "--crate-name="+crate_name)
+ }
if targetTriple != "" {
rustcFlags = append(rustcFlags, "--target="+targetTriple)
linkFlags = append(linkFlags, "-target "+targetTriple)