tweak lcov configuration/makefiles

Makefile.in

@@ -39,6 +39,7 @@ ifeq ($(MAKECMDGOALS),distclean)
 	     test \
 	     po
   DISTCLEAN_TARGETS += lib/misc/configure.h
+  DISTCLEAN_DIRS += lcov_reports*
 endif
 
 include make.tmpl
@@ -73,34 +74,34 @@ check: all
 	$(MAKE) -C test all
 
 ifneq ("@LCOV@", "")
+.PHONY: lcov-reset lcov lcov-dated
 
-CLEAN_DIRTARGETS += $(top_srcdir)/covhtml*
-CLEAN_TARGETS += $(shell find $(top_srcdir) -name '*.gcda' -o -name '*.gcno')
+ifeq ($(MAKECMDGOALS),lcov-dated)
+LCOV_REPORTS_DIR=$(top_srcdir)/lcov_reports-$(shell date +%Y%m%d%k%M%S)
+else
+LCOV_REPORTS_DIR=$(top_srcdir)/lcov_reports
+endif
 
-cov-reset:
+lcov-reset:
 	$(LCOV) -d $(top_srcdir)/dmeventd --zerocounters
 	$(LCOV) -d $(top_srcdir)/lib --zerocounters
 	$(LCOV) -d $(top_srcdir)/tools --zerocounters
 
-_cov-common:
-	$(RM) -rf $(_INTERNAL_COVDIR)
-	$(MKDIR_P) $(_INTERNAL_COVDIR)
-	$(LCOV) -b $(top_srcdir)/lib -d $(top_srcdir)/lib -c -o $(_INTERNAL_COVDIR)/lib.info
-	$(LCOV) -b $(top_srcdir)/tools -d $(top_srcdir)/tools -c -o $(_INTERNAL_COVDIR)/tools.info
-	DMEVENTDINFO="$(_INTERNAL_COVDIR)/dmeventd.info" ;\
-	ADMEVENTDINFO="-a $$DMEVENTDINFO" ;\
-	$(LCOV) -b $(top_srcdir)/dmeventd -d $(top_srcdir)/dmeventd -c -o $$DMEVENTDINFO || ADMEVENTDINFO="" ;\
-	$(LCOV) $$ADMEVENTDINFO -a $(_INTERNAL_COVDIR)/lib.info \
-		-a $(_INTERNAL_COVDIR)/tools.info \
-		-o $(_INTERNAL_COVDIR)/lvm.info
+lcov: all
+	$(RM) -rf $(LCOV_REPORTS_DIR)
+	$(MKDIR_P) $(LCOV_REPORTS_DIR)
+	$(LCOV) -b $(top_srcdir)/lib -d $(top_srcdir)/lib -c -o $(LCOV_REPORTS_DIR)/lib.info
+	$(LCOV) -b $(top_srcdir)/tools -d $(top_srcdir)/tools -c -o $(LCOV_REPORTS_DIR)/tools.info
+	DMEVENTD_INFO="$(LCOV_REPORTS_DIR)/dmeventd.info" ;\
+	DMEVENTD_INFO_A="-a $$DMEVENTDINFO" ;\
+	$(LCOV) -b $(top_srcdir)/dmeventd -d $(top_srcdir)/dmeventd -c -o $$DMEVENTD_INFO || DMEVENTD_INFO_A="" ;\
+	$(LCOV) $$DMEVENTD_INFO_A -a $(LCOV_REPORTS_DIR)/lib.info \
+		-a $(LCOV_REPORTS_DIR)/tools.info \
+		-o $(LCOV_REPORTS_DIR)/lvm.info
 ifneq ("@GENHTML@", "")
-	$(GENHTML) -o $(_INTERNAL_COVDIR) -p $(top_srcdir) $(_INTERNAL_COVDIR)/lvm.info
+	$(GENHTML) -o $(LCOV_REPORTS_DIR) -p $(top_srcdir) $(LCOV_REPORTS_DIR)/lvm.info
 endif
 
-cov: _INTERNAL_COVDIR=$(top_srcdir)/covhtml
-cov: _cov-common
-
-covd: _INTERNAL_COVDIR=$(top_srcdir)/covhtml-$(shell date +%F-%k-%M-%S)
-covd: _cov-common
+lcov-dated: lcov
 
 endif

WHATS_NEW

@@ -1,6 +1,8 @@
 Version 2.02.39 -
 ================================
-  Enhance configure.in and Makefiles to support coverage reports (tgts: cov, covd, cov-reset)
+  Update autoconf to 2008-01-16.
+  Add $DISTCLEAN_DIRS to make.tmpl.in.
+  Create coverage reports with --enable-profiling and make lcov or lcov-dated.
   Fix up cache for PVs without mdas after consistent VG metadata is processed.
   Update validation of safe mirror log type conversions in lvconvert.
   Fix lvconvert to disallow snapshot and mirror combinations.

configure.in

@@ -70,8 +70,8 @@ AC_PROG_GCC_TRADITIONAL
 AC_PROG_INSTALL
 AC_PROG_LN_S
 AC_PROG_MAKE_SET
-AC_PROG_RANLIB
 AC_PROG_MKDIR_P
+AC_PROG_RANLIB
 AC_PATH_PROG(CFLOW_CMD, cflow)
 AC_PATH_PROG(CSCOPE_CMD, cscope)
 
@@ -325,12 +325,17 @@ AC_MSG_RESULT($COPTIMISE_FLAG)
 
 ################################################################################
 dnl -- Enable profiling
+AC_MSG_CHECKING(whether to gather gcov profiling data)
 AC_ARG_ENABLE(profiling,
-  AC_HELP_STRING(--enable-profiling, [compile with gcov profiling flags]),
-  [], enable_profiling=no)
-  test "$enable_profiling" = yes && COPTIMISE_FLAG="$COPTIMISE_FLAG -fprofile-arcs -ftest-coverage"
+  AC_HELP_STRING(--enable-profiling, [Gather gcov profiling data]),
+  PROFILING=$enableval, PROFILING=no)
+AC_MSG_RESULT($PROFILING)
+
+if test "x$PROFILING" = xyes; then
+  COPTIMISE_FLAG="$COPTIMISE_FLAG -fprofile-arcs -ftest-coverage"
   AC_PATH_PROG(LCOV, lcov)
   AC_PATH_PROG(GENHTML, genhtml)
+fi
 
 ################################################################################
 dnl -- Disable devmapper

make.tmpl.in

@@ -21,7 +21,10 @@ CC = @CC@
 RANLIB = @RANLIB@
 SHELL = /bin/sh
 INSTALL = @INSTALL@
+MKDIR_P = @MKDIR_P@
 MSGFMT = @MSGFMT@
+LCOV = @LCOV@
+GENHTML = @GENHTML@
 LN_S = @LN_S@
 LIBS = @LIBS@
 DEFS += @DEFS@
@@ -30,9 +33,6 @@ CLDFLAGS += @CLDFLAGS@
 LDDEPS += @LDDEPS@
 LDFLAGS += @LDFLAGS@
 LIB_SUFFIX = @LIB_SUFFIX@
-MKDIR_P = @MKDIR_P@
-LCOV = @LCOV@
-GENHTML = @GENHTML@
 
 # Setup directory variables
 prefix = @prefix@
@@ -206,12 +206,16 @@ $(LIB_STATIC): $(OBJECTS)
 	$(MSGFMT) -o $@ $<
 
 clean: $(SUBDIRS.clean)
-	$(RM) -rf $(CLEAN_DIRTARGETS)
 	$(RM) $(OBJECTS) $(TARGETS) $(CLEAN_TARGETS) $(SOURCES:%.c=%.d) \
-	      $(SOURCES:%.c=%.pot) $(LDDEPS)
+	      $(SOURCES:%.c=%.pot) $(SOURCES:%.c=%.gcno) \
+	      $(SOURCES:%.c=%.gcda) $(LDDEPS)
 
-distclean: clean $(SUBDIRS.distclean)
+distclean: $(SUBDIRS.distclean)
+	$(RM) -rf $(DISTCLEAN_DIRS)
 	$(RM) $(DISTCLEAN_TARGETS) \
+	      $(OBJECTS) $(TARGETS) $(CLEAN_TARGETS) $(SOURCES:%.c=%.d) \
+	      $(SOURCES:%.c=%.pot) $(SOURCES:%.c=%.gcno) \
+	      $(SOURCES:%.c=%.gcda) $(LDDEPS) \
 	      config.cache config.log config.status \
 	      Makefile make.tmpl core \
 	      version.h lvm2.po

test/Makefile.in

@@ -74,6 +74,8 @@ lvm-wrapper: Makefile
 clean:
 	rm -rf init.sh lvm-wrapper bin .bin-dir-stamp
 
+distclean: clean
+
 all: $(T)
-.PHONY: $(T) clean
+.PHONY: $(T) clean distclean
 .NOTPARALLEL: