datapath/Makefile.am

   1 SUBDIRS =
   2 if LINUX_ENABLED
   3 SUBDIRS += linux
   4 endif
   5
   6 EXTRA_DIST = $(dist_headers) $(dist_sources) $(dist_extras)
   7
   8 # Suppress warnings about GNU extensions in Modules.mk files.
   9 AUTOMAKE_OPTIONS = -Wno-portability
  10
  11 include Modules.mk
  12 include linux/Modules.mk
  13
  14 # The following is based on commands for the Automake "distdir" target.
  15 distfiles: Makefile
  16         @srcdirstrip=`echo "$(srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
  17         topsrcdirstrip=`echo "$(top_srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
  18         list='$(DISTFILES)'; \
  19         for file in $$list; do echo $$file; done | \
  20           sed -e "s|^$$srcdirstrip/||;t" \
  21               -e "s|^$$topsrcdirstrip/|$(top_builddir)/|;t" | sort -u > $@
  22 CLEANFILES = distfiles
  23
  24 # Print name of all modules.
  25 print-build-modules:
  26         @if test -z "$(build_modules)"; \
  27         then \
  28            echo "Could not find any kernel module."; \
  29            exit 1; \
  30         fi
  31         @echo "$(build_modules)" | tr '_' '-';
  32
  33 COMPAT_GET_FUNCTIONS := find $(top_srcdir)/datapath/linux/compat -name "*.h" \
  34         -exec sed -n '/^[a-z][a-z]* \*\?[A-Za-z0-9_][A-Za-z0-9_]*([a-z]/p; /^struct [a-z0-9_][a-z0-9_]* \*\?[A-Za-z0-9_][A-Za-z0-9_]*([a-z]/p' {} \; | tr -d '*' | cut -d '(' -f1 | rev | cut -d ' ' -f1 | rev
  35 COMPAT_GET_EXPORTS := find $(top_srcdir)/datapath/linux/compat -name "*.c" \
  36         -exec sed -n 's/^EXPORT_SYMBOL[A-Z_]*(\([a-z_][a-z_]*\));$$/\1/p' {} \;
  37 COMPAT_FUNCTIONS := $(shell $(COMPAT_GET_FUNCTIONS))
  38 COMPAT_EXPORTS := $(shell $(COMPAT_GET_EXPORTS))
  39
  40 # Checks that all public functions are 'rpl_' or 'ovs_' prefixed.
  41 # Checks that all EXPORT_SYMBOL_GPL() export 'rpl_' or 'ovs_' prefixed functions.
  42 check-export-symbol:
  43         @for fun_ in $(COMPAT_FUNCTIONS); do \
  44            if ! grep -- $${fun_} $(top_srcdir)/datapath/linux/compat/build-aux/export-check-whitelist > /dev/null; then \
  45               if ! echo $${fun_} | grep -q -E '^(rpl|ovs)_'; then \
  46                  echo "error: $${fun_}() needs to be prefixed with 'rpl_' or 'ovs_'."; \
  47                  exit 1; \
  48               fi; \
  49            fi; \
  50         done
  51         @for fun_ in $(COMPAT_EXPORTS); do \
  52            if ! echo $${fun_} | grep -q -E '^(rpl|ovs)_'; then \
  53               echo "error: $${fun_}() needs to be prefixed with 'rpl_' or 'ovs_'."; \
  54               exit 1; \
  55            fi; \
  56         done
  57
  58 all-local: check-export-symbol