1header-decl-macro-check: $(filter %.h,$(DIST_SOURCES)) 2 @(for H in $^; \ 3 do \ 4 if [ x"$$(grep -l G_BEGIN_DECLS $$H)" != x"$$(grep -l G_END_DECLS $$H)" ]; \ 5 then \ 6 echo Unbalanced G_\*_DECL macros in $$H; \ 7 exit 1; \ 8 fi;\ 9 done) 10