#
# 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 ccan/%/test, %, $(wildcard ccan/*/test))
-ALL_DIRS=$(patsubst %, ccan/%, $(ALL))
+# Trying to build the whole repo is usually a lose; there will be some
+# dependencies you don't have.
+EXCLUDE=wwviaudio ogg_to_pcm
+
+# Anything with an _info file is a module.
+ALL=$(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
-check: $(ALL_DIRS:%=test-%)
- echo $(ALL_DIRS)
+fastcheck: $(ALL_TESTS:%=summary-fastcheck-%)
+
+check: $(ALL_TESTS:%=summary-check-%)
distclean: clean
rm -f $(ALL_DEPENDS)
-# Override implicit attempt to link directory.
-$(ALL_DIRS):
- @touch $@
-
-$(ALL_DEPENDS): %/.depends: tools/ccan_depends
+$(ALL_DEPENDS): %/.depends: %/_info tools/ccan_depends
tools/ccan_depends $* > $@ || ( rm -f $@; exit 1 )
-test-ccan/%: tools/run_tests libccan.a(%.o)
- @echo Testing $*...
- @if tools/run_tests $(V) ccan/$* | grep ^'not ok'; then exit 1; else exit 0; fi
+# 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 $<
-# Some don't have object files.
-test-ccan/%:: tools/run_tests
- @echo Testing $*...
- @if tools/run_tests $(V) ccan/$* | grep ^'not ok'; then exit 1; else exit 0; fi
+libccan.a(%.o): ccan/%.o
+ $(AR) r $@ $<
clean: tools-clean
- $(RM) `find . -name '*.o'` `find . -name '.depends'` `find . -name '*.a'` `find . -name _info`
- $(RM) inter-depends lib-depends test-depends
+ $(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
-# Only list a dependency if there are object files to build.
-inter-depends: $(ALL_DEPENDS)
- for f in $(ALL_DEPENDS); do echo test-ccan/$$(basename $$(dirname $$f) ): $$(for dir in $$(cat $$f); do [ "$$(echo $$dir/[a-z]*.c)" = "$$dir/[a-z]*.c" ] || echo libccan.a\("$$(basename $$dir)".o\); done); done > $@
+# 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 $$dir)".o; done); done > $@
-test-depends: $(ALL_DEPENDS)
- for f in $(ALL_DEPENDS); do echo test-ccan/`basename \`dirname $$f\``: `sed -n 's,ccan/\(.*\),test-ccan/\1,p' < $$f`; done > $@
+# Creates dependencies between tests, so if foo depends on bar, bar is tested
+# first
+test-depends: $(ALL_DEPENDS) Makefile
+ for f in $(ALL_DEPENDS); do echo check-`basename \`dirname $$f\``: `sed -n 's,ccan/\(.*\),check-\1,p' < $$f`; done > $@
include tools/Makefile
-include inter-depends