Fix the parallel races in the Makefiles.

This patch was taken from the Gentoo packaging:
https://gitweb.gentoo.org/repo/gentoo.git/plain/dev-libs/openssl/files/openssl-1.0.2g-parallel-build.patch

Upstream-Status: Pending
Signed-off-by: Ross Burton <ross.burton@intel.com>

Refreshed for 1.0.2i
Signed-off-by: Patrick Ohly <patrick.ohly@intel.com>

--- openssl-1.0.2g/crypto/Makefile
+++ openssl-1.0.2g/crypto/Makefile
@@ -85,11 +85,11 @@
 	@if [ -z "$(THIS)" ]; then $(MAKE) -f $(TOP)/Makefile reflect THIS=$@; fi
 
 subdirs:
-	@target=all; $(RECURSIVE_MAKE)
+	+@target=all; $(RECURSIVE_MAKE)
 
 files:
 	$(PERL) $(TOP)/util/files.pl "CPUID_OBJ=$(CPUID_OBJ)" Makefile >> $(TOP)/MINFO
-	@target=files; $(RECURSIVE_MAKE)
+	+@target=files; $(RECURSIVE_MAKE)
 
 links:
 	@$(PERL) $(TOP)/util/mklink.pl ../include/openssl $(EXHEADER)
@@ -100,7 +100,7 @@
 # lib: $(LIB): are splitted to avoid end-less loop
 lib:	$(LIB)
 	@touch lib
-$(LIB):	$(LIBOBJ)
+$(LIB):	$(LIBOBJ) | subdirs
 	$(AR) $(LIB) $(LIBOBJ)
 	test -z "$(FIPSLIBDIR)" || $(AR) $(LIB) $(FIPSLIBDIR)fipscanister.o
 	$(RANLIB) $(LIB) || echo Never mind.
@@ -111,7 +111,7 @@
 	fi
 
 libs:
-	@target=lib; $(RECURSIVE_MAKE)
+	+@target=lib; $(RECURSIVE_MAKE)
 
 install:
 	@[ -n "$(INSTALLTOP)" ] # should be set by top Makefile...
@@ -120,7 +120,7 @@
 	(cp $$i $(INSTALL_PREFIX)$(INSTALLTOP)/include/openssl/$$i; \
 	chmod 644 $(INSTALL_PREFIX)$(INSTALLTOP)/include/openssl/$$i ); \
 	done;
-	@target=install; $(RECURSIVE_MAKE)
+	+@target=install; $(RECURSIVE_MAKE)
 
 lint:
 	@target=lint; $(RECURSIVE_MAKE)
--- openssl-1.0.2g/engines/Makefile
+++ openssl-1.0.2g/engines/Makefile
@@ -72,7 +72,7 @@
 
 all:	lib subdirs
 
-lib:	$(LIBOBJ)
+lib:	$(LIBOBJ) | subdirs
 	@if [ -n "$(SHARED_LIBS)" ]; then \
 		set -e; \
 		for l in $(LIBNAMES); do \
@@ -89,7 +89,7 @@
 
 subdirs:
 	echo $(EDIRS)
-	@target=all; $(RECURSIVE_MAKE)
+	+@target=all; $(RECURSIVE_MAKE)
 
 files:
 	$(PERL) $(TOP)/util/files.pl Makefile >> $(TOP)/MINFO
@@ -128,7 +128,7 @@
 			  mv -f $(INSTALL_PREFIX)$(INSTALLTOP)/$(LIBDIR)/engines/$$pfx$$l$$sfx.new $(INSTALL_PREFIX)$(INSTALLTOP)/$(LIBDIR)/engines/$$pfx$$l$$sfx ); \
 		done; \
 	fi
-	@target=install; $(RECURSIVE_MAKE)
+	+@target=install; $(RECURSIVE_MAKE)
 
 tags:
 	ctags $(SRC)
--- openssl-1.0.2g/Makefile.org
+++ openssl-1.0.2g/Makefile.org
@@ -279,17 +279,17 @@
 build_libssl: build_ssl libssl.pc
 
 build_crypto:
-	@dir=crypto; target=all; $(BUILD_ONE_CMD)
+	+@dir=crypto; target=all; $(BUILD_ONE_CMD)
 build_ssl: build_crypto
-	@dir=ssl; target=all; $(BUILD_ONE_CMD)
+	+@dir=ssl; target=all; $(BUILD_ONE_CMD)
 build_engines: build_crypto
-	@dir=engines; target=all; $(BUILD_ONE_CMD)
+	+@dir=engines; target=all; $(BUILD_ONE_CMD)
 build_apps: build_libs
-	@dir=apps; target=all; $(BUILD_ONE_CMD)
+	+@dir=apps; target=all; $(BUILD_ONE_CMD)
 build_tests: build_libs
-	@dir=test; target=all; $(BUILD_ONE_CMD)
+	+@dir=test; target=all; $(BUILD_ONE_CMD)
 build_tools: build_libs
-	@dir=tools; target=all; $(BUILD_ONE_CMD)
+	+@dir=tools; target=all; $(BUILD_ONE_CMD)
 
 all_testapps: build_libs build_testapps
 build_testapps:
@@ -544,7 +544,7 @@
 	(cp $$i $(INSTALL_PREFIX)$(INSTALLTOP)/include/openssl/$$i; \
 	chmod 644 $(INSTALL_PREFIX)$(INSTALLTOP)/include/openssl/$$i ); \
 	done;
-	@set -e; target=install; $(RECURSIVE_BUILD_CMD)
+	+@set -e; target=install; $(RECURSIVE_BUILD_CMD)
 	@set -e; liblist="$(LIBS)"; for i in $$liblist ;\
 	do \
 		if [ -f "$$i" ]; then \
--- openssl-1.0.2g/Makefile.shared
+++ openssl-1.0.2g/Makefile.shared
@@ -105,6 +105,7 @@
     SHAREDFLAGS="$${SHAREDFLAGS:-$(CFLAGS) $(SHARED_LDFLAGS)}"; \
     LIBPATH=`for x in $$LIBDEPS; do echo $$x; done | sed -e 's/^ *-L//;t' -e d | uniq`; \
     LIBPATH=`echo $$LIBPATH | sed -e 's/ /:/g'`; \
+    [ -e $$SHLIB$$SHLIB_SOVER$$SHLIB_SUFFIX ] && exit 0; \
     LD_LIBRARY_PATH=$$LIBPATH:$$LD_LIBRARY_PATH \
     $${SHAREDCMD} $${SHAREDFLAGS} \
 	-o $$SHLIB$$SHLIB_SOVER$$SHLIB_SUFFIX \
@@ -122,6 +123,7 @@
 			done; \
 		fi; \
 		if [ -n "$$SHLIB_SOVER" ]; then \
+			[ -e "$$SHLIB$$SHLIB_SUFFIX" ] || \
 			( $(SET_X); rm -f $$SHLIB$$SHLIB_SUFFIX; \
 			  ln -s $$prev $$SHLIB$$SHLIB_SUFFIX ); \
 		fi; \
--- openssl-1.0.2g/test/Makefile
+++ openssl-1.0.2g/test/Makefile
@@ -144,7 +144,7 @@
 tags:
 	ctags $(SRC)
 
-tests:	exe apps $(TESTS)
+tests:	exe $(TESTS)
 
 apps:
 	@(cd ..; $(MAKE) DIRS=apps all)
@@ -438,136 +438,136 @@
 		link_app.$${shlib_target}
 
 $(RSATEST)$(EXE_EXT): $(RSATEST).o $(DLIBCRYPTO)
-	@target=$(RSATEST); $(BUILD_CMD)
+	+@target=$(RSATEST); $(BUILD_CMD)
 
 $(BNTEST)$(EXE_EXT): $(BNTEST).o $(DLIBCRYPTO)
-	@target=$(BNTEST); $(BUILD_CMD)
+	+@target=$(BNTEST); $(BUILD_CMD)
 
 $(ECTEST)$(EXE_EXT): $(ECTEST).o $(DLIBCRYPTO)
-	@target=$(ECTEST); $(BUILD_CMD)
+	+@target=$(ECTEST); $(BUILD_CMD)
 
 $(EXPTEST)$(EXE_EXT): $(EXPTEST).o $(DLIBCRYPTO)
-	@target=$(EXPTEST); $(BUILD_CMD)
+	+@target=$(EXPTEST); $(BUILD_CMD)
 
 $(IDEATEST)$(EXE_EXT): $(IDEATEST).o $(DLIBCRYPTO)
-	@target=$(IDEATEST); $(BUILD_CMD)
+	+@target=$(IDEATEST); $(BUILD_CMD)
 
 $(MD2TEST)$(EXE_EXT): $(MD2TEST).o $(DLIBCRYPTO)
-	@target=$(MD2TEST); $(BUILD_CMD)
+	+@target=$(MD2TEST); $(BUILD_CMD)
 
 $(SHATEST)$(EXE_EXT): $(SHATEST).o $(DLIBCRYPTO)
-	@target=$(SHATEST); $(BUILD_CMD)
+	+@target=$(SHATEST); $(BUILD_CMD)
 
 $(SHA1TEST)$(EXE_EXT): $(SHA1TEST).o $(DLIBCRYPTO)
-	@target=$(SHA1TEST); $(BUILD_CMD)
+	+@target=$(SHA1TEST); $(BUILD_CMD)
 
 $(SHA256TEST)$(EXE_EXT): $(SHA256TEST).o $(DLIBCRYPTO)
-	@target=$(SHA256TEST); $(BUILD_CMD)
+	+@target=$(SHA256TEST); $(BUILD_CMD)
 
 $(SHA512TEST)$(EXE_EXT): $(SHA512TEST).o $(DLIBCRYPTO)
-	@target=$(SHA512TEST); $(BUILD_CMD)
+	+@target=$(SHA512TEST); $(BUILD_CMD)
 
 $(RMDTEST)$(EXE_EXT): $(RMDTEST).o $(DLIBCRYPTO)
-	@target=$(RMDTEST); $(BUILD_CMD)
+	+@target=$(RMDTEST); $(BUILD_CMD)
 
 $(MDC2TEST)$(EXE_EXT): $(MDC2TEST).o $(DLIBCRYPTO)
-	@target=$(MDC2TEST); $(BUILD_CMD)
+	+@target=$(MDC2TEST); $(BUILD_CMD)
 
 $(MD4TEST)$(EXE_EXT): $(MD4TEST).o $(DLIBCRYPTO)
-	@target=$(MD4TEST); $(BUILD_CMD)
+	+@target=$(MD4TEST); $(BUILD_CMD)
 
 $(MD5TEST)$(EXE_EXT): $(MD5TEST).o $(DLIBCRYPTO)
-	@target=$(MD5TEST); $(BUILD_CMD)
+	+@target=$(MD5TEST); $(BUILD_CMD)
 
 $(HMACTEST)$(EXE_EXT): $(HMACTEST).o $(DLIBCRYPTO)
-	@target=$(HMACTEST); $(BUILD_CMD)
+	+@target=$(HMACTEST); $(BUILD_CMD)
 
 $(WPTEST)$(EXE_EXT): $(WPTEST).o $(DLIBCRYPTO)
-	@target=$(WPTEST); $(BUILD_CMD)
+	+@target=$(WPTEST); $(BUILD_CMD)
 
 $(RC2TEST)$(EXE_EXT): $(RC2TEST).o $(DLIBCRYPTO)
-	@target=$(RC2TEST); $(BUILD_CMD)
+	+@target=$(RC2TEST); $(BUILD_CMD)
 
 $(BFTEST)$(EXE_EXT): $(BFTEST).o $(DLIBCRYPTO)
-	@target=$(BFTEST); $(BUILD_CMD)
+	+@target=$(BFTEST); $(BUILD_CMD)
 
 $(CASTTEST)$(EXE_EXT): $(CASTTEST).o $(DLIBCRYPTO)
-	@target=$(CASTTEST); $(BUILD_CMD)
+	+@target=$(CASTTEST); $(BUILD_CMD)
 
 $(RC4TEST)$(EXE_EXT): $(RC4TEST).o $(DLIBCRYPTO)
-	@target=$(RC4TEST); $(BUILD_CMD)
+	+@target=$(RC4TEST); $(BUILD_CMD)
 
 $(RC5TEST)$(EXE_EXT): $(RC5TEST).o $(DLIBCRYPTO)
-	@target=$(RC5TEST); $(BUILD_CMD)
+	+@target=$(RC5TEST); $(BUILD_CMD)
 
 $(DESTEST)$(EXE_EXT): $(DESTEST).o $(DLIBCRYPTO)
-	@target=$(DESTEST); $(BUILD_CMD)
+	+@target=$(DESTEST); $(BUILD_CMD)
 
 $(RANDTEST)$(EXE_EXT): $(RANDTEST).o $(DLIBCRYPTO)
-	@target=$(RANDTEST); $(BUILD_CMD)
+	+@target=$(RANDTEST); $(BUILD_CMD)
 
 $(DHTEST)$(EXE_EXT): $(DHTEST).o $(DLIBCRYPTO)
-	@target=$(DHTEST); $(BUILD_CMD)
+	+@target=$(DHTEST); $(BUILD_CMD)
 
 $(DSATEST)$(EXE_EXT): $(DSATEST).o $(DLIBCRYPTO)
-	@target=$(DSATEST); $(BUILD_CMD)
+	+@target=$(DSATEST); $(BUILD_CMD)
 
 $(METHTEST)$(EXE_EXT): $(METHTEST).o $(DLIBCRYPTO)
-	@target=$(METHTEST); $(BUILD_CMD)
+	+@target=$(METHTEST); $(BUILD_CMD)
 
 $(SSLTEST)$(EXE_EXT): $(SSLTEST).o $(DLIBSSL) $(DLIBCRYPTO)
-	@target=$(SSLTEST); $(FIPS_BUILD_CMD)
+	+@target=$(SSLTEST); $(FIPS_BUILD_CMD)
 
 $(ENGINETEST)$(EXE_EXT): $(ENGINETEST).o $(DLIBCRYPTO)
-	@target=$(ENGINETEST); $(BUILD_CMD)
+	+@target=$(ENGINETEST); $(BUILD_CMD)
 
 $(EVPTEST)$(EXE_EXT): $(EVPTEST).o $(DLIBCRYPTO)
-	@target=$(EVPTEST); $(BUILD_CMD)
+	+@target=$(EVPTEST); $(BUILD_CMD)
 
 $(EVPEXTRATEST)$(EXE_EXT): $(EVPEXTRATEST).o $(DLIBCRYPTO)
-	@target=$(EVPEXTRATEST); $(BUILD_CMD)
+	+@target=$(EVPEXTRATEST); $(BUILD_CMD)
 
 $(ECDSATEST)$(EXE_EXT): $(ECDSATEST).o $(DLIBCRYPTO)
-	@target=$(ECDSATEST); $(BUILD_CMD)
+	+@target=$(ECDSATEST); $(BUILD_CMD)
 
 $(ECDHTEST)$(EXE_EXT): $(ECDHTEST).o $(DLIBCRYPTO)
-	@target=$(ECDHTEST); $(BUILD_CMD)
+	+@target=$(ECDHTEST); $(BUILD_CMD)
 
 $(IGETEST)$(EXE_EXT): $(IGETEST).o $(DLIBCRYPTO)
-	@target=$(IGETEST); $(BUILD_CMD)
+	+@target=$(IGETEST); $(BUILD_CMD)
 
 $(JPAKETEST)$(EXE_EXT): $(JPAKETEST).o $(DLIBCRYPTO)
-	@target=$(JPAKETEST); $(BUILD_CMD)
+	+@target=$(JPAKETEST); $(BUILD_CMD)
 
 $(ASN1TEST)$(EXE_EXT): $(ASN1TEST).o $(DLIBCRYPTO)
-	@target=$(ASN1TEST); $(BUILD_CMD)
+	+@target=$(ASN1TEST); $(BUILD_CMD)
 
 $(SRPTEST)$(EXE_EXT): $(SRPTEST).o $(DLIBCRYPTO)
-	@target=$(SRPTEST); $(BUILD_CMD)
+	+@target=$(SRPTEST); $(BUILD_CMD)
 
 $(V3NAMETEST)$(EXE_EXT): $(V3NAMETEST).o $(DLIBCRYPTO)
-	@target=$(V3NAMETEST); $(BUILD_CMD)
+	+@target=$(V3NAMETEST); $(BUILD_CMD)
 
 $(HEARTBEATTEST)$(EXE_EXT): $(HEARTBEATTEST).o $(DLIBCRYPTO)
-	@target=$(HEARTBEATTEST); $(BUILD_CMD_STATIC)
+	+@target=$(HEARTBEATTEST); $(BUILD_CMD_STATIC)
 
 $(CONSTTIMETEST)$(EXE_EXT): $(CONSTTIMETEST).o
-	@target=$(CONSTTIMETEST) $(BUILD_CMD)
+	+@target=$(CONSTTIMETEST) $(BUILD_CMD)
 
 $(VERIFYEXTRATEST)$(EXE_EXT): $(VERIFYEXTRATEST).o
-	@target=$(VERIFYEXTRATEST) $(BUILD_CMD)
+	+@target=$(VERIFYEXTRATEST) $(BUILD_CMD)
 
 $(CLIENTHELLOTEST)$(EXE_EXT): $(CLIENTHELLOTEST).o
-	@target=$(CLIENTHELLOTEST) $(BUILD_CMD)
+	+@target=$(CLIENTHELLOTEST) $(BUILD_CMD)
 
 $(BADDTLSTEST)$(EXE_EXT): $(BADDTLSTEST).o
-	@target=$(BADDTLSTEST) $(BUILD_CMD)
+	+@target=$(BADDTLSTEST) $(BUILD_CMD)
 
 $(SSLV2CONFTEST)$(EXE_EXT): $(SSLV2CONFTEST).o
-	@target=$(SSLV2CONFTEST) $(BUILD_CMD)
+	+@target=$(SSLV2CONFTEST) $(BUILD_CMD)
 
 $(DTLSTEST)$(EXE_EXT): $(DTLSTEST).o ssltestlib.o $(DLIBSSL) $(DLIBCRYPTO)
-	@target=$(DTLSTEST); exobj=ssltestlib.o; $(BUILD_CMD)
+	+@target=$(DTLSTEST); exobj=ssltestlib.o; $(BUILD_CMD)
 
 #$(AESTEST).o: $(AESTEST).c
 #	$(CC) -c $(CFLAGS) -DINTERMEDIATE_VALUE_KAT -DTRACE_KAT_MCT $(AESTEST).c
@@ -580,6 +580,6 @@
 #	fi
 
 dummytest$(EXE_EXT): dummytest.o $(DLIBCRYPTO)
-	@target=dummytest; $(BUILD_CMD)
+	+@target=dummytest; $(BUILD_CMD)
 
 # DO NOT DELETE THIS LINE -- make depend depends on it.