mkimage-profiles/lib/build.mk
Michael Shigorin e89a0f1c62 lib/build.mk: tweak the optimizer
$(SHORTEN) is better in the midst of the pipe
so that greps are terminal and can sense the tty
(or the lack thereof in case we're logging further).
2011-12-08 09:30:06 +02:00

63 lines
1.8 KiB
Makefile

# step 4 is kicked off here but actually done by image.in/Makefile
ANSI_OK ?= 1;32
ANSI_FAIL ?= 1;31
ifndef MKIMAGE_PROFILES
$(error this makefile is designed to be included in toplevel one)
endif
export ARCH ?= $(shell arch | sed 's/i686/i586/')
# try not to bog down the system, both CPU and I/O wise
ifdef NICE
START := nice $(shell ionice -c3 echo "ionice -c3" 2>/dev/null)
endif
# in kilobytes (a kilometer is 1024 meters, you know)
LOWSPACE = 1024
# it's also nice to know how long and much it takes
START += time -f "%E %PCPU %Mk"
# /usr/bin/{i586,x86_64} are setarch(8) symlinks
START += $(ARCH)
# to be passed into distcfg.mk
IMAGEDIR ?= $(shell [ -d "$$HOME/out" -a -w "$$HOME/out" ] \
&& echo "$$HOME/out" \
|| echo "$(BUILDDIR)/out" )
# poehali
build: profile/populate
@if [ -n "$(CHECK)" ]; then \
echo "$(TIME) skipping actual image build (CHECK is set)"; \
exit; \
fi; \
echo -n "$(TIME) starting image build"; \
if [ -n "$(DEBUG)" ]; then \
echo ": tail -f $(BUILDLOG)" $(SHORTEN); \
else \
if [ -n "$(ALL)" ]; then \
echo " [$(ALL)]"; \
else \
echo " (coffee time)"; \
fi; \
fi; \
if $(START) $(MAKE) -C $(BUILDDIR)/ $(LOG); then \
echo "$(TIME) done (`tail -1 $(BUILDLOG) | cut -f1 -d.`)"; \
tail -200 "$(BUILDLOG)" $(SHORTEN) \
| GREP_COLOR="$(ANSI_OK)" \
grep --color=auto '^\*\* image: .*' ||:; \
else \
echo "$(TIME) failed, see log: $(BUILDLOG)" $(SHORTEN); \
if [ -z "$(DEBUG)" ]; then \
echo "$(TIME) (you might want to re-run with DEBUG=1)"; \
fi; \
tail -200 "$(BUILDLOG)" \
| GREP_COLOR="$(ANSI_FAIL)" \
egrep --color=auto "^(E:|[Ee]rror|[Ww]arning).*"; \
df -P $(BUILDDIR) | awk 'END { if ($$4 < $(LOWSPACE)) \
{ print "NB: low space on "$$6" ("$$5" used)"}}'; \
fi; \
if [ -n "$(BELL)" ]; then echo -ne '\a' >&2; fi