Refactor makefiles to keep list of internal libraries in one place.

This change makes it possible for us to change the list of libraries
more easily, without changing every single linker line.

Makefile.am

@@ -37,6 +37,53 @@ else
 rust_ldadd=
 endif
 
+# "Common" libraries used to link tor's utility code.
+TOR_UTIL_LIBS = \
+	src/common/libor.a \
+	src/common/libor-ctime.a
+
+# Variants of the above for linking the testing variant of tor (for coverage
+# and tests)
+TOR_UTIL_TESTING_LIBS = \
+	src/common/libor-testing.a \
+	src/common/libor-ctime-testing.a
+
+# Internal crypto libraries used in Tor
+TOR_CRYPTO_LIBS = \
+	src/common/libor-crypto.a \
+	$(LIBKECCAK_TINY) \
+	$(LIBDONNA)
+
+# Variants of the above for linking the testing variant of tor (for coverage
+# and tests)
+TOR_CRYPTO_TESTING_LIBS = \
+	src/common/libor-crypto-testing.a \
+	$(LIBKECCAK_TINY) \
+	$(LIBDONNA)
+
+# All static libraries used to link tor.
+TOR_INTERNAL_LIBS = \
+	src/or/libtor.a \
+	$(TOR_CRYPTO_LIBS) \
+	$(TOR_UTIL_LIBS) \
+	src/common/libor-event.a \
+	src/trunnel/libor-trunnel.a \
+	src/trace/libor-trace.a
+
+# Variants of the above for linking the testing variant of tor (for coverage
+# and tests)
+TOR_INTERNAL_TESTING_LIBS = \
+	src/or/libtor-testing.a \
+	$(TOR_CRYPTO_TESTING_LIBS) \
+	$(TOR_UTIL_TESTING_LIBS) \
+	$(LIBKECCAK_TINY) \
+	$(LIBDONNA) \
+	src/common/libor-event-testing.a \
+	src/trunnel/libor-trunnel-testing.a \
+	src/trace/libor-trace.a
+
+# All libraries used to link tor-cov
+
 include src/include.am
 include doc/include.am
 include contrib/include.am

src/or/include.am

@@ -159,10 +159,7 @@ src_or_libtor_testing_a_CFLAGS = $(AM_CFLAGS) $(TEST_CFLAGS)
 
 
 src_or_tor_LDFLAGS = @TOR_LDFLAGS_zlib@ @TOR_LDFLAGS_openssl@ @TOR_LDFLAGS_libevent@
-src_or_tor_LDADD = src/or/libtor.a src/common/libor.a src/common/libor-ctime.a \
-	src/common/libor-crypto.a $(LIBKECCAK_TINY) $(LIBDONNA) \
-	src/common/libor-event.a src/trunnel/libor-trunnel.a \
-	src/trace/libor-trace.a \
+src_or_tor_LDADD = $(TOR_INTERNAL_LIBS) \
 	$(rust_ldadd) \
 	@TOR_ZLIB_LIBS@ @TOR_LIB_MATH@ @TOR_LIBEVENT_LIBS@ @TOR_OPENSSL_LIBS@ \
 	@TOR_LIB_WS32@ @TOR_LIB_GDI@ @TOR_LIB_USERENV@ \
@@ -174,10 +171,7 @@ src_or_tor_cov_SOURCES = src/or/tor_main.c
 src_or_tor_cov_CPPFLAGS = $(AM_CPPFLAGS) $(TEST_CPPFLAGS)
 src_or_tor_cov_CFLAGS = $(AM_CFLAGS) $(TEST_CFLAGS)
 src_or_tor_cov_LDFLAGS = @TOR_LDFLAGS_zlib@ @TOR_LDFLAGS_openssl@ @TOR_LDFLAGS_libevent@
-src_or_tor_cov_LDADD = src/or/libtor-testing.a src/common/libor-testing.a \
-	src/common/libor-ctime-testing.a \
-	src/common/libor-crypto-testing.a $(LIBKECCAK_TINY) $(LIBDONNA) \
-	src/common/libor-event-testing.a src/trunnel/libor-trunnel-testing.a \
+src_or_tor_cov_LDADD = $(TOR_INTERNAL_TESTING_LIBS) \
 	@TOR_ZLIB_LIBS@ @TOR_LIB_MATH@ @TOR_LIBEVENT_LIBS@ @TOR_OPENSSL_LIBS@ \
 	@TOR_LIB_WS32@ @TOR_LIB_GDI@ @CURVE25519_LIBS@ @TOR_SYSTEMD_LIBS@ \
 	@TOR_LZMA_LIBS@ @TOR_ZSTD_LIBS@

src/test/fuzz/include.am

@@ -7,14 +7,7 @@ FUZZING_CFLAGS = \
 FUZZING_LDFLAG = \
 	@TOR_LDFLAGS_zlib@ @TOR_LDFLAGS_openssl@ @TOR_LDFLAGS_libevent@
 FUZZING_LIBS = \
-	src/or/libtor-testing.a \
-	src/common/libor-crypto-testing.a \
-	$(LIBKECCAK_TINY) \
-	$(LIBDONNA) \
-	src/common/libor-testing.a \
-	src/common/libor-ctime-testing.a \
-	src/common/libor-event-testing.a \
-	src/trunnel/libor-trunnel-testing.a \
+	$(TOR_INTERNAL_TESTING_LIBS) \
 	$(rust_ldadd) \
 	@TOR_ZLIB_LIBS@ @TOR_LIB_MATH@ \
 	@TOR_LIBEVENT_LIBS@ @TOR_OPENSSL_LIBS@ \
@@ -24,14 +17,7 @@ FUZZING_LIBS = \
 	@TOR_ZSTD_LIBS@
 
 oss-fuzz-prereqs: \
-	src/or/libtor-testing.a \
-	src/common/libor-crypto-testing.a \
-	$(LIBKECCAK_TINY) \
-	$(LIBDONNA) \
-	src/common/libor-testing.a \
-	src/common/libor-ctime-testing.a \
-	src/common/libor-event-testing.a \
-	src/trunnel/libor-trunnel-testing.a
+        $(TOR_INTERNAL_TESTING_LIBS)
 
 noinst_HEADERS += \
 	src/test/fuzz/fuzzing.h

src/test/include.am

@@ -220,8 +220,7 @@ src_test_test_switch_id_CPPFLAGS= $(src_test_AM_CPPFLAGS)
 src_test_test_switch_id_CFLAGS = $(AM_CFLAGS) $(TEST_CFLAGS)
 src_test_test_switch_id_LDFLAGS = @TOR_LDFLAGS_zlib@
 src_test_test_switch_id_LDADD = \
-	src/common/libor-testing.a \
-	src/common/libor-ctime-testing.a \
+	$(TOR_UTIL_TESTING_LIBS) \
 	$(rust_ldadd) \
 	@TOR_ZLIB_LIBS@ @TOR_LIB_MATH@ \
 	@TOR_LIB_WS32@ @TOR_LIB_USERENV@ \
@@ -229,15 +228,8 @@ src_test_test_switch_id_LDADD = \
 
 src_test_test_LDFLAGS = @TOR_LDFLAGS_zlib@ @TOR_LDFLAGS_openssl@ \
         @TOR_LDFLAGS_libevent@
-src_test_test_LDADD = src/or/libtor-testing.a \
-	src/common/libor-crypto-testing.a \
-	$(LIBKECCAK_TINY) \
-	$(LIBDONNA) \
-	src/common/libor-testing.a \
-	src/common/libor-ctime-testing.a \
-	src/common/libor-event-testing.a \
-	src/trunnel/libor-trunnel-testing.a \
-	src/trace/libor-trace.a \
+src_test_test_LDADD = \
+        $(TOR_INTERNAL_TESTING_LIBS) \
 	$(rust_ldadd) \
 	@TOR_ZLIB_LIBS@ @TOR_LIB_MATH@ @TOR_LIBEVENT_LIBS@ \
 	@TOR_OPENSSL_LIBS@ @TOR_LIB_WS32@ @TOR_LIB_GDI@ @TOR_LIB_USERENV@ \
@@ -259,11 +251,8 @@ src_test_test_memwipe_LDFLAGS = $(src_test_test_LDFLAGS) @CFLAGS_BUGTRAP@
 
 src_test_bench_LDFLAGS = @TOR_LDFLAGS_zlib@ @TOR_LDFLAGS_openssl@ \
         @TOR_LDFLAGS_libevent@
-src_test_bench_LDADD = src/or/libtor.a src/common/libor.a \
-	src/common/libor-ctime.a \
-	src/common/libor-crypto.a $(LIBKECCAK_TINY) $(LIBDONNA) \
-	src/common/libor-event.a src/trunnel/libor-trunnel.a \
-	src/trace/libor-trace.a \
+src_test_bench_LDADD = \
+        $(TOR_INTERNAL_LIBS) \
 	$(rust_ldadd) \
 	@TOR_ZLIB_LIBS@ @TOR_LIB_MATH@ @TOR_LIBEVENT_LIBS@ \
 	@TOR_OPENSSL_LIBS@ @TOR_LIB_WS32@ @TOR_LIB_GDI@ @TOR_LIB_USERENV@ \
@@ -272,12 +261,8 @@ src_test_bench_LDADD = src/or/libtor.a src/common/libor.a \
 
 src_test_test_workqueue_LDFLAGS = @TOR_LDFLAGS_zlib@ @TOR_LDFLAGS_openssl@ \
         @TOR_LDFLAGS_libevent@
-src_test_test_workqueue_LDADD = src/or/libtor-testing.a \
-	src/common/libor-testing.a \
-	src/common/libor-ctime-testing.a \
-	src/common/libor-crypto-testing.a $(LIBKECCAK_TINY) $(LIBDONNA) \
-	src/common/libor-event-testing.a \
-	src/trace/libor-trace.a \
+src_test_test_workqueue_LDADD = \
+        $(TOR_INTERNAL_TESTING_LIBS) \
 	$(rust_ldadd) \
 	@TOR_ZLIB_LIBS@ @TOR_LIB_MATH@ @TOR_LIBEVENT_LIBS@ \
 	@TOR_OPENSSL_LIBS@ @TOR_LIB_WS32@ @TOR_LIB_GDI@ @TOR_LIB_USERENV@ \
@@ -287,10 +272,9 @@ src_test_test_workqueue_LDADD = src/or/libtor-testing.a \
 src_test_test_timers_CPPFLAGS = $(src_test_test_CPPFLAGS)
 src_test_test_timers_CFLAGS = $(src_test_test_CFLAGS)
 src_test_test_timers_LDADD = \
-	src/common/libor-testing.a \
-	src/common/libor-ctime-testing.a \
 	src/common/libor-event-testing.a \
-	src/common/libor-crypto-testing.a $(LIBKECCAK_TINY) $(LIBDONNA) \
+	$(TOR_CRYPTO_TESTING_LIBS) \
+	$(TOR_UTIL_TESTING_LIBS) \
 	$(rust_ldadd) \
 	@TOR_ZLIB_LIBS@ @TOR_LIB_MATH@ @TOR_LIBEVENT_LIBS@ \
 	@TOR_OPENSSL_LIBS@ @TOR_LIB_WS32@ @TOR_LIB_GDI@ @TOR_LIB_USERENV@ \
@@ -319,10 +303,8 @@ noinst_PROGRAMS+= src/test/test-ntor-cl
 noinst_PROGRAMS+= src/test/test-hs-ntor-cl
 src_test_test_ntor_cl_SOURCES  = src/test/test_ntor_cl.c
 src_test_test_ntor_cl_LDFLAGS = @TOR_LDFLAGS_zlib@ @TOR_LDFLAGS_openssl@
-src_test_test_ntor_cl_LDADD = src/or/libtor.a src/common/libor.a \
-	src/common/libor-ctime.a \
-	src/common/libor-crypto.a $(LIBKECCAK_TINY) $(LIBDONNA) \
-	src/trace/libor-trace.a \
+src_test_test_ntor_cl_LDADD = \
+        $(TOR_INTERNAL_LIBS) \
 	$(rust_ldadd) \
 	@TOR_ZLIB_LIBS@ @TOR_LIB_MATH@ \
 	@TOR_OPENSSL_LIBS@ @TOR_LIB_WS32@ @TOR_LIB_GDI@ @TOR_LIB_USERENV@ \
@@ -332,9 +314,8 @@ src_test_test_ntor_cl_AM_CPPFLAGS =	       \
 
 src_test_test_hs_ntor_cl_SOURCES  = src/test/test_hs_ntor_cl.c
 src_test_test_hs_ntor_cl_LDFLAGS = @TOR_LDFLAGS_zlib@ @TOR_LDFLAGS_openssl@
-src_test_test_hs_ntor_cl_LDADD = src/or/libtor.a src/common/libor.a \
-	src/common/libor-ctime.a \
-	src/common/libor-crypto.a $(LIBKECCAK_TINY) $(LIBDONNA) \
+src_test_test_hs_ntor_cl_LDADD = \
+	$(TOR_INTERNAL_LIBS) \
 	@TOR_ZLIB_LIBS@ @TOR_LIB_MATH@ \
 	@TOR_OPENSSL_LIBS@ @TOR_LIB_WS32@ @TOR_LIB_GDI@ @CURVE25519_LIBS@
 src_test_test_hs_ntor_cl_AM_CPPFLAGS =	       \
@@ -343,9 +324,8 @@ src_test_test_hs_ntor_cl_AM_CPPFLAGS =	       \
 
 noinst_PROGRAMS += src/test/test-bt-cl
 src_test_test_bt_cl_SOURCES = src/test/test_bt_cl.c
-src_test_test_bt_cl_LDADD = src/common/libor-testing.a \
-	src/common/libor-ctime-testing.a \
-	src/trace/libor-trace.a \
+src_test_test_bt_cl_LDADD = \
+	$(TOR_UTIL_TESTING_LIBS) \
 	$(rust_ldadd) \
 	@TOR_LIB_MATH@ \
 	@TOR_LIB_WS32@ @TOR_LIB_GDI@ @TOR_LIB_USERENV@

src/tools/include.am

@@ -6,26 +6,25 @@ endif
 
 src_tools_tor_resolve_SOURCES = src/tools/tor-resolve.c
 src_tools_tor_resolve_LDFLAGS =
-src_tools_tor_resolve_LDADD = src/common/libor.a \
-	src/common/libor-ctime.a \
+src_tools_tor_resolve_LDADD = \
+        $(TOR_UTIL_LIBS) \
 	$(rust_ldadd) \
-	@TOR_LIB_MATH@ @TOR_LIB_WS32@ @TOR_LIB_USERENV@ 
+	@TOR_LIB_MATH@ @TOR_LIB_WS32@ @TOR_LIB_USERENV@
 
 if COVERAGE_ENABLED
 src_tools_tor_cov_resolve_SOURCES = src/tools/tor-resolve.c
 src_tools_tor_cov_resolve_CPPFLAGS = $(AM_CPPFLAGS) $(TEST_CPPFLAGS)
 src_tools_tor_cov_resolve_CFLAGS = $(AM_CFLAGS) $(TEST_CFLAGS)
-src_tools_tor_cov_resolve_LDADD = src/common/libor-testing.a \
-	src/common/libor-ctime-testing.a \
+src_tools_tor_cov_resolve_LDADD = \
+        $(TOR_UTIL_TESTING_LIBS) \
 	@TOR_LIB_MATH@ @TOR_LIB_WS32@
 endif
 
 src_tools_tor_gencert_SOURCES = src/tools/tor-gencert.c
 src_tools_tor_gencert_LDFLAGS = @TOR_LDFLAGS_zlib@ @TOR_LDFLAGS_openssl@
-src_tools_tor_gencert_LDADD = src/common/libor.a src/common/libor-crypto.a \
-	src/common/libor-ctime.a \
-	$(LIBKECCAK_TINY) \
-	$(LIBDONNA) \
+src_tools_tor_gencert_LDADD = \
+        $(TOR_CRYPTO_LIBS) \
+        $(TOR_UTIL_LIBS) \
 	$(rust_ldadd) \
 	@TOR_LIB_MATH@ @TOR_ZLIB_LIBS@ @TOR_OPENSSL_LIBS@ \
 	@TOR_LIB_WS32@ @TOR_LIB_GDI@ @TOR_LIB_USERENV@ @CURVE25519_LIBS@
@@ -35,11 +34,9 @@ src_tools_tor_cov_gencert_SOURCES = src/tools/tor-gencert.c
 src_tools_tor_cov_gencert_CPPFLAGS = $(AM_CPPFLAGS) $(TEST_CPPFLAGS)
 src_tools_tor_cov_gencert_CFLAGS = $(AM_CFLAGS) $(TEST_CFLAGS)
 src_tools_tor_cov_gencert_LDFLAGS = @TOR_LDFLAGS_zlib@ @TOR_LDFLAGS_openssl@
-src_tools_tor_cov_gencert_LDADD = src/common/libor-testing.a \
-    src/common/libor-crypto-testing.a \
-    src/common/libor-ctime-testing.a \
-    $(LIBKECCAK_TINY) \
-    $(LIBDONNA) \
+src_tools_tor_cov_gencert_LDADD = \
+    $(TOR_CRYPTO_TESTING_LIBS) \
+    $(TOR_UTIL_TESTING_LIBS) \
     @TOR_LIB_MATH@ @TOR_ZLIB_LIBS@ @TOR_OPENSSL_LIBS@ \
     @TOR_LIB_WS32@ @TOR_LIB_GDI@ @CURVE25519_LIBS@
 endif