Merge pull request #16382 from cotequeiroz/perl_flock

perl: perlmod.mk: wrap hostpkg perl usage around flock

lang/perl/perlmod.mk

@@ -32,39 +32,49 @@ PERL_TESTSDIR:=/usr/share/perl/perl-tests
 PERLBASE_TESTSDIR:=/usr/share/perl/perlbase-tests
 PERLMOD_TESTSDIR:=/usr/share/perl/perlmod-tests
 
+FLOCK:=$(STAGING_DIR_HOST)/bin/flock
+
 define perlmod/host/relink
 	rm -f $(1)/Makefile.aperl
-	$(MAKE) -C $(1) perl
-	$(INSTALL_BIN) $(1)/perl $(PERL_CMD)
-	$(INSTALL_BIN) $(1)/perl $(STAGING_DIR_HOSTPKG)/usr/bin/perl
+	($(FLOCK) -w 900 9 || { echo perlmod/host/relink: failed to acquire lock; exit 1; }; \
+	    $(MAKE) -C $(1) perl && \
+	    $(INSTALL_BIN) $(1)/perl $(PERL_CMD) && \
+	    $(INSTALL_BIN) $(1)/perl $(STAGING_DIR_HOSTPKG)/usr/bin/perl \
+	) 9> $(TMP_DIR)/.perlmod-perl.flock
 endef
 
 define perlmod/host/Configure
 	(cd $(HOST_BUILD_DIR); \
+	$(FLOCK) -s -w 300 9 || { echo perlmod/host/Configure: failed to acquire lock; exit 1; }; \
 	PERL_MM_USE_DEFAULT=1 \
 	$(2) \
 	$(PERL_CMD) Makefile.PL \
 		$(1) \
-	);
+	) 9> $(TMP_DIR)/.perlmod-perl.flock;
 endef
 
 define perlmod/host/Compile
+	($(FLOCK) -s -w 300 9 || { echo perlmod/host/Compile: failed to acquire lock; exit 1; }; \
 	$(2) \
 	$(MAKE) -C $(HOST_BUILD_DIR) \
 		$(1) \
-		install
+		install \
+	) 9> $(TMP_DIR)/.perlmod-perl.flock
 endef
 
 define perlmod/host/Install
+	($(FLOCK) -s -w 300 9 || { echo perlmod/host/Install: failed to acquire lock; exit 1; }; \
 	$(2) \
 	$(MAKE) -C $(HOST_BUILD_DIR) \
 		$(1) \
-		install
+		install \
+	) 9> $(TMP_DIR)/.perlmod-perl.flock
 	$(call perlmod/host/relink,$(HOST_BUILD_DIR))
 endef
 
 define perlmod/Configure
 	(cd $(if $(3),$(3),$(PKG_BUILD_DIR)); \
+	 $(FLOCK) -s -w 300 9 || { echo perlmod/Configure: failed to acquire lock; exit 1; }; \
 	 (echo -e 'use Config;\n\n$$$${tied %Config::Config}{cpprun}="$(GNU_TARGET_NAME)-cpp -E";\n' ; cat Makefile.PL) | \
 	 PERL_MM_USE_DEFAULT=1 \
 	 $(2) \
@@ -114,16 +124,18 @@ define perlmod/Configure
 		INSTALLVENDORMAN3DIR=" " \
 		LINKTYPE=dynamic \
 		DESTDIR=$(PKG_INSTALL_DIR) \
-	)
+	) 9> $(TMP_DIR)/.perlmod-perl.flock
 	sed -i -e 's!^PERL_INC = .*!PERL_INC = $(STAGING_DIR)/usr/lib/perl5/$(PERL_VERSION)/CORE/!' $(if $(3),$(3),$(PKG_BUILD_DIR))/Makefile
 endef
 
 define perlmod/Compile
+	($(FLOCK) -s -w 300 9 || { echo perlmod/Compile: failed to acquire lock; exit 1; }; \
 	PERL5LIB=$(PERL_LIB) \
 	$(2) \
 	$(MAKE) -C $(if $(3),$(3),$(PKG_BUILD_DIR)) \
 		$(1) \
-		install
+		install \
+	) 9> $(TMP_DIR)/.perlmod-perl.flock
 endef
 
 define perlmod/Install/NoStrip