-
-echo:
- echo $(src_bison_SOURCES) $(noinst_HEADERS)
-
-# The following rule is not designed to be portable,
-# and relies on tools that not everyone has.
-
-# Most functions in src/*.c should have static scope.
-# Any that don't must be marked with `extern', but `main'
-# and `usage' are exceptions. They're always extern, but
-# don't need to be marked.
-#
-# The second nm|grep checks for file-scope variables with `extern' scope.
-sc_tight_scope: $(all_programs)
- @t=exceptions-$$$$; \
- trap 's=$$?; rm -f $$t; exit $$s' 0 1 2 13 15; \
- ( printf '^main$$\n^usage$$\n'; \
- grep -h -A1 '^extern .*[^;]$$' $(SOURCES) \
- | grep -vE '^(extern |--)' |sed 's/^/^/;s/ .*/$$/' ) > $$t; \
- if nm -e *.$(OBJEXT) \
- | sed -n 's/.* T //p' \
- | grep -Ev -f $$t; then \
- echo 'the above functions should have static scope' 1>&2; \
- exit 1; \
- fi; \
- ( printf '^program_name$$\n'; \
- sed -n 's/^extern .*[* ]\([a-zA-Z_][a-zA-Z_0-9]*\);$$/^\1$$/p' \
- $$(ls $(SOURCES) | grep '\.h$$') /dev/null) > $$t; \
- if nm -e *.$(OBJEXT) \
- | sed -n 's/.* [BD] //p' \
- | grep -Ev -f $$t; then \
- echo 'the above variables should have static scope' 1>&2; \
- exit 1; \
- fi