Generate keypair file for c program deployment (#15080)

* Generate keypair file for c program deployment

* Build and use solana-keygen in test-stable-perf

ci/test-stable.sh

@@ -39,6 +39,10 @@ test-stable)
   _ "$cargo" stable test --jobs "$NPROC" --all --exclude solana-local-cluster ${V:+--verbose} -- --nocapture
   ;;
 test-stable-perf)
+  # solana-keygen required when building C programs
+  _ "$cargo" build --manifest-path=keygen/Cargo.toml
+  export PATH="$PWD/target/debug":$PATH
+
   # BPF solana-sdk legacy compile test
   ./cargo-build-bpf --manifest-path sdk/Cargo.toml
 

sdk/bpf/c/bpf.mk

@@ -168,6 +168,11 @@ $1: $2
 	@echo "[lld] $1 ($2)"
 	$(_@)mkdir -p $(dir $1)
 	$(_@)$(LLD) $(BPF_LLD_FLAGS) -o $1 $2
+ifeq (,$(wildcard $(subst .so,-keypair.json,$1)))
+	$(_@)solana-keygen new --no-passphrase --silent -o $(subst .so,-keypair.json,$1)
+endif
+	@echo To deploy this program:
+	@echo $$$$ solana program deploy $(realpath $1)
 endef
 
 define TEST_C_RULE