BUILD: Makefile: make "V=1" show some of the commands that are executed

By default some commands are hidden but sometimes it would be nice to
see what is executed. Make the usual "V=1" unhide these commands.

diff --git a/Makefile b/Makefile
index f58edb2ef3d3a035dc1136ba9af75e80c9c7173c..8772e2a33c65a98761d60548a21c061022aeec71 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -100,6 +100,13 @@
 #
 #   VARNISHTEST_PROGRAM : location of the varnishtest program to run reg-tests.
 
+# verbosity: pass V=1 for verbose shell invocation
+V = 0
+Q = @
+ifeq ($V,1)
+Q=
+endif
+
 # Function used to detect support of a given option by the compiler.
 # Usage: CFLAGS += $(call cc-opt,option). Eg: $(call cc-opt,-fwrapv)
 # Note: ensure the referencing variable is assigned using ":=" and not "=" to
@@ -952,7 +959,7 @@ $(LIB_EBTREE): $(EBTREE_OBJS)
        $(AR) rv $@ $^
 
 objsize: haproxy
-       @objdump -t $^|grep ' g '|grep -F '.text'|awk '{print $$5 FS $$6}'|sort
+       $(Q)objdump -t $^|grep ' g '|grep -F '.text'|awk '{print $$5 FS $$6}'|sort
 
 %.o:   %.c $(DEP)
        $(CC) $(COPTS) -c -o $@ $<
@@ -987,7 +994,7 @@ install-doc:
        done
 
 install-bin:
-       @for i in haproxy $(EXTRA); do \
+       $(Q)for i in haproxy $(EXTRA); do \
                if ! [ -e "$$i" ]; then \
                        echo "Please run 'make' before 'make install'."; \
                        exit 1; \
@@ -1069,11 +1076,11 @@ opts:
 # LEVEL 3 scripts are low interest scripts (prefixed with 'l' letter).
 # LEVEL 4 scripts are in relation with bugs they help to reproduce (prefixed with 'b' letter).
 reg-tests:
-       @if [ ! -x "$(VARNISHTEST_PROGRAM)" ]; then \
+       $(Q)if [ ! -x "$(VARNISHTEST_PROGRAM)" ]; then \
                echo "Please make the VARNISHTEST_PROGRAM variable point to the location of the varnishtest program."; \
                exit 1; \
        fi
-       @export LEVEL=$${LEVEL:-1}; \
+       $(Q)export LEVEL=$${LEVEL:-1}; \
        if [ $$LEVEL = 1 ] ; then \
           EXPR='h*.vtc'; \
        elif [ $$LEVEL = 2 ] ; then \