build-aux/coverage.mk

   1 cov_cflags = $(CFLAGS) -O0 -ftest-coverage -fprofile-arcs
   2 cov_ldflags = $(LDFLAGS) -lgcov
   3 GCOV = gcov
   4 gcovflags = --preserve-paths --branch-probabilities --all-blocks \
   5   --function-summaries
   6 .PHONY: coverage-clean coverage-build coverage-show coverage-gen
   7 cov_src = cmogstored.c $(mog_src) $(RL_MAIN)
   8
   9 # this doesn't work in out-of-tree builds, yet...
  10 cover_db = $(top_srcdir)/cover_db
  11
  12 COVERAGE_JUNK = *.gcov *.gcda *.gcno
  13 CLEANFILES += $(COVERAGE_JUNK)
  14 CLEANFILES += $(addprefix bsd/, $(COVERAGE_JUNK))
  15 CLEANFILES += $(addprefix lib/, $(COVERAGE_JUNK))
  16 CLEANFILES += $(addprefix nostd/, $(COVERAGE_JUNK))
  17 CLEANFILES += $(addprefix test/, $(COVERAGE_JUNK))
  18
  19 coverage-clean:
  20         $(MAKE) clean
  21         $(RM) -r $(cover_db)
  22
  23 COVERAGE_CHECK = check
  24 coverage-build: coverage-clean
  25         $(MAKE) CFLAGS="$(cov_cflags)" LDFLAGS="$(cov_ldflags)"
  26 coverage-check:
  27         $(MAKE) CFLAGS="$(cov_cflags)" LDFLAGS="$(cov_ldflags)" \
  28           -j1 $(COVERAGE_CHECK)
  29         $(MAKE) coverage-gen
  30
  31 COVER_IGNORE = $(addprefix -ignore ,$(RL_CGEN)) -ignore_re ^lib/
  32 coverage-show:
  33         @cover $(COVER_IGNORE) -summary -report text $(cover_db)
  34
  35 coverage-gen:
  36         $(GCOV) $(gcovflags) --object-directory=$(top_builddir) \
  37                 $(addprefix $(top_srcdir)/,$(cov_src))
  38         $(AM_V_GEN)gcov2perl -db $(cover_db) *.gcov >/dev/null 2>&1
  39         @echo Run '"'make coverage-show'"' to view summary
  40
  41 coverage: coverage-build
  42         $(MAKE) coverage-check
  43         $(MAKE) coverage-show
  44         @echo Run '"'make coverage-show'"' to view summary