build-sys: Don't leave empty file on error

coreos · Aug 18, 2021 · a6c2f6e · a6c2f6e
1 parent e07279e
commit a6c2f6e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/Makefile.bindings b/Makefile.bindings
@@ -3,7 +3,7 @@
 binding_rust_sources = $(shell find rust/src/ -name '*.rs') Cargo.toml Cargo.lock
 
 rust/cxx.h: Makefile.bindings
-	./target/cxxbridge/bin/cxxbridge --header >$@
+	./target/cxxbridge/bin/cxxbridge --header >$@.tmp && mv $@.tmp $@
 
 rpmostree-cxxrs.h: $(binding_rust_sources)
 	$(AM_V_GEN) if ./target/cxxbridge/bin/cxxbridge rust/src/lib.rs --header > $@.tmp; then \