summaryrefslogtreecommitdiff
path: root/libdm
diff options
context:
space:
mode:
authorZdenek Kabelac <zkabelac@redhat.com>2022-09-05 15:56:58 +0200
committerZdenek Kabelac <zkabelac@redhat.com>2022-09-07 14:58:01 +0200
commit2c7b9130499d17a657684fb3c762d608b50d139e (patch)
treecddc130a65b77ee6eddac3e24d7d9af7547714b0 /libdm
parent85b436642baa4b957f70cf7e94355ee328fc8c02 (diff)
downloadlvm2-2c7b9130499d17a657684fb3c762d608b50d139e.tar.gz
make: update make.tmpl
Add new define 'newline' for use in 'foreach()' Add new $(SHOW) for makefile printing output Add 'make print-VAR' for easier debugging of Makefiles' variables.
Diffstat (limited to 'libdm')
-rw-r--r--libdm/make.tmpl.in24
1 files changed, 19 insertions, 5 deletions
diff --git a/libdm/make.tmpl.in b/libdm/make.tmpl.in
index a306101d5..f1c88fac0 100644
--- a/libdm/make.tmpl.in
+++ b/libdm/make.tmpl.in
@@ -13,11 +13,9 @@
# along with this program; if not, write to the Free Software Foundation,
# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
-ifeq ($(V),1)
- Q=
-else
- Q=@
-endif
+V ?= $(if ("@SILENT_RULES@","yes"),,1)
+Q := $(if $(V),,@)
+SHOW := $(if $(V),@true,@echo)
SHELL = @SHELL@
@@ -129,6 +127,17 @@ DEFAULT_RUN_DIR = @DEFAULT_RUN_DIR@
DEFAULT_PID_DIR = @DEFAULT_PID_DIR@
DEFAULT_MANGLING = @MANGLING@
+#----------------------------------------------------------------------
+# From http://blog.melski.net/tag/debugging-makefiles/
+#
+# Usage: make print-CC print-CXX print-LD
+#----------------------------------------------------------------------
+print-%:
+ @echo '$*=$($*)'
+ @echo ' origin = $(origin $*)'
+ @echo ' flavor = $(flavor $*)'
+ @echo ' value = $(value $*)'
+
# Setup vpath search paths for some suffixes
vpath %.c $(srcdir)
vpath %.cpp $(srcdir)
@@ -145,6 +154,10 @@ ifndef MAKEFLAGS
MAKEFLAGS = @JOBS@
endif
+ifneq (1, $(firstword $(V)))
+MAKEFLAGS += --no-print-directory
+endif
+
# Handle installation of files
ifeq ("@WRITE_INSTALL@", "yes")
# leaving defaults
@@ -524,6 +537,7 @@ endif
ifeq ("@USE_TRACKING@","yes")
ifeq (,$(findstring $(MAKECMDGOALS),cscope.out cflow clean distclean lcov \
help check check_local check_cluster check_lvmpolld))
+.SECONDARY:
# Note: no tabs before -include
-include $(SOURCES:.c=.d) $(SOURCES2:.c=.d) $(CXXSOURCES:.cpp=.d)
endif