Mercurial > gnulib
diff top/maint.mk @ 18622:7faf67396166
maint.mk: improve sc_prohibit_intprops_without_use
* top/maint.mk (_intprops_names): Don't hard-code the list of
symbol names. Instead, derive it on the fly.
author | Jim Meyering <meyering@fb.com> |
---|---|
date | Fri, 30 Dec 2016 09:01:05 -0800 |
parents | b16594b5a972 |
children | 4c11f0afa3b7 |
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--- a/top/maint.mk Fri Dec 30 00:57:21 2016 -0800 +++ b/top/maint.mk Fri Dec 30 09:01:05 2016 -0800 @@ -657,18 +657,14 @@ re='\<(strn?casecmp|ffs(ll)?)\>' \ $(_sc_header_without_use) -# Get the list of symbol names with this: -# perl -lne '/^# *define ([A-Z]\w+)\(/ and print $1' lib/intprops.h|fmt -_intprops_names = \ - TYPE_IS_INTEGER TYPE_SIGNED EXPR_SIGNED TYPE_WIDTH TYPE_MINIMUM \ - TYPE_MAXIMUM INT_BITS_STRLEN_BOUND INT_STRLEN_BOUND INT_BUFSIZE_BOUND \ - INT_ADD_RANGE_OVERFLOW INT_SUBTRACT_RANGE_OVERFLOW \ - INT_NEGATE_RANGE_OVERFLOW INT_MULTIPLY_RANGE_OVERFLOW \ - INT_DIVIDE_RANGE_OVERFLOW INT_REMAINDER_RANGE_OVERFLOW \ - INT_LEFT_SHIFT_RANGE_OVERFLOW INT_ADD_OVERFLOW INT_SUBTRACT_OVERFLOW \ - INT_NEGATE_OVERFLOW INT_NEGATE_OVERFLOW INT_MULTIPLY_OVERFLOW \ - INT_DIVIDE_OVERFLOW INT_REMAINDER_OVERFLOW INT_LEFT_SHIFT_OVERFLOW \ - INT_ADD_WRAPV INT_SUBTRACT_WRAPV INT_MULTIPLY_WRAPV +# Extract the raw list of symbol names with this: +gl_extract_define_simple = \ + /^\# *define ([A-Z]\w+)\(/ and print $$1 +# Filter out duplicates and convert to a space-separated list: +_intprops_names := \ + $(shell f=$(gnulib_dir)/lib/intprops.h; \ + perl -lne '$(gl_extract_define_simple)' $$f | sort -u | tr '\n' ' ') +# Remove trailing space and convert to a regular expression: _intprops_syms_re = $(subst $(_sp),|,$(strip $(_intprops_names))) # Prohibit the inclusion of intprops.h without an actual use. sc_prohibit_intprops_without_use: