-# Hacky makefile to compile everything and run the tests in some kind of sane order.
-# V=--verbose for verbose tests.
+# Hacky makefile to compile everything and run the tests in some kind
+# of sane order.
-CFLAGS=-O3 -Wall -Wstrict-prototypes -Wold-style-definition -Wmissing-prototypes -Wmissing-declarations -Werror -I.
+# Main targets:
+#
+# check: run tests on all ccan modules (use 'make check V=--verbose' for more)
+# Includes building libccan.a.
+# libccan.a: A library with all the ccan modules in it.
+# tools: build useful tools in tools/ dir.
+# Especially tools/ccanlint/ccanlint and tools/namespacize.
+# distclean: destroy everything back to pristine state
-ALL=$(patsubst %/test, %, $(wildcard */test))
-ALL_DEPENDS=$(patsubst %, %/.depends, $(ALL))
+# Trying to build the whole repo is usually a lose; there will be some
+# dependencies you don't have.
+EXCLUDE=wwviaudio ogg_to_pcm
-test-all: $(ALL_DEPENDS)
- $(MAKE) `for f in $(ALL); do echo test-$$f test-$$f; while read d; do echo test-$$d test-$$f; done < $$f/.depends; done | tsort`
+# Anything with an _info file is a module.
+ALL=$(filter-out $(EXCLUDE), $(patsubst ccan/%/_info, %, $(wildcard ccan/*/_info)))
+ALL_DEPENDS=$(patsubst %, ccan/%/.depends, $(ALL))
+# Not all modules have tests.
+ALL_TESTS=$(patsubst ccan/%/test/, %, $(foreach dir, $(ALL), $(wildcard ccan/$(dir)/test/)))
+
+# Here's my rough logarithmic timeout graph for my laptop:
+#
+# 302 -
+# | / --*
+# | /
+# | /
+# | /
+# |Execution Time, seconds /
+# | /
+# | ---//
+# | /
+# | //
+# | ---\ ---
+# | --- \\ ------
+# |----------------- \---
+# 19 +------------------------------------------------------+--
+# 0 Timeout (ms, logarithmic) 262144
+#
+# 140
+# |
+# |------------
+# | ---
+# | ---------
+# | -------
+# | --\
+# | \\-
+# | Tests skipped --\
+# | \
+# | \\
+# | \\\
+# | \
+# | \----
+# --+0---------------------------------------------------==+--
+# 0 Timeout (ms, logarithmic) 262144
+#
+# On my laptop, this runs 574 tests in 40 seconds, vs. a full check which
+# runs 676 tests in 260 seconds.
+FASTTIMEOUT=750
+
+default: libccan.a
+
+include Makefile-ccan
+
+fastcheck: $(ALL_TESTS:%=summary-fastcheck-%)
+
+check: $(ALL_TESTS:%=summary-check-%)
distclean: clean
- rm -f */_info
rm -f $(ALL_DEPENDS)
-$(ALL_DEPENDS): %/.depends: %/_info
- @$< depends > $@ || ( rm -f $@; exit 1 )
+$(ALL_DEPENDS): %/.depends: %/_info tools/ccan_depends
+ @tools/ccan_depends $* > $@ || ( rm -f $@; exit 1 )
+
+# Actual dependencies are created in inter-depends
+check-%: tools/ccanlint/ccanlint
+ @tools/ccanlint/ccanlint -d ccan/$*
+
+fastcheck-%: tools/ccanlint/ccanlint
+ @tools/ccanlint/ccanlint -t $(FASTTIMEOUT) -d ccan/$*
+
+# Doesn't test dependencies, doesn't print verbose fail results.
+summary-check-%: tools/ccanlint/ccanlint $(OBJFILES)
+ @tools/ccanlint/ccanlint -s -d ccan/$*
+
+summary-fastcheck-%: tools/ccanlint/ccanlint $(OBJFILES)
+ @tools/ccanlint/ccanlint -t $(FASTTIMEOUT) -s -d ccan/$*
+
+ccan/%/info: ccan/%/_info
+ $(CC) $(CFLAGS) -o $@ -x c $<
+
+libccan.a(%.o): ccan/%.o
+ $(AR) r $@ $<
+
+clean: tools-clean
+ $(RM) `find . -name '*.o'` `find . -name '.depends'` `find . -name '*.a'` `find . -name info` `find . -name '*.d'`
+ $(RM) inter-depends lib-depends test-depends ccan/*-Makefile
-test-%: ccan_tools/run_tests
- @echo Testing $*...
- @if ccan_tools/run_tests $(V) $* | grep ^'not ok'; then exit 1; else exit 0; fi
+# Creates a dependency from the tests to the object files which it needs.
+inter-depends: $(ALL_DEPENDS) Makefile
+ @for f in $(ALL_DEPENDS); do echo check-$$(basename $$(dirname $$f) ): $$(for dir in $$(cat $$f) $$(dirname $$f); do [ "$$(echo $$dir/*.c)" = "$$dir/*.c" ] || echo ccan/"$$(basename $$dir)".o; done); done > $@
-clean: ccan_tools-clean
- rm -f `find . -name '*.o'`
+# Creates dependencies between tests, so if foo depends on bar, bar is tested
+# first
+test-depends: $(ALL_DEPENDS) Makefile
+ @for f in $(ALL_DEPENDS); do echo check-`basename \`dirname $$f\``: `sed -n 's,ccan/\(.*\),check-\1,p' < $$f`; done > $@
-include ccan_tools/Makefile
+include tools/Makefile
+-include inter-depends
+-include test-depends
+-include Makefile-web