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perl -V: list build options one per line?

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From:
Dave Mitchell
Date:
December 8, 2015 15:22
Subject:
perl -V: list build options one per line?
Message ID:
20151208152208.GG2958@iabyn.com
Currently perl -V produces output like:

Characteristics of this binary (from libperl): 
  Compile-time options: DEBUGGING HAS_TIMES MULTIPLICITY PERLIO_LAYERS
                        PERL_COPY_ON_WRITE PERL_DONT_CREATE_GVSV
                        PERL_HASH_FUNC_ONE_AT_A_TIME_HARD
                        PERL_IMPLICIT_CONTEXT PERL_MALLOC_WRAP
                        PERL_PRESERVE_IVUV PERL_TRACK_MEMPOOL PERL_USE_DEVEL
                        USE_64_BIT_ALL USE_64_BIT_INT USE_ITHREADS
                        USE_LARGE_FILES USE_LOCALE USE_LOCALE_COLLATE
                        USE_LOCALE_CTYPE USE_LOCALE_NUMERIC USE_LOCALE_TIME
                        USE_PERLIO USE_PERL_ATOF USE_REENTRANT_API

which personally I find very hard visually to spot whether a particular
option is there, particularly due to the mix of ' ' and '_'. I'd like to
change it to something like:

Characteristics of this binary (from libperl): 
  Compile-time options:
    DEBUGGING
    HAS_TIMES
    MULTIPLICITY
    PERLIO_LAYERS
    PERL_COPY_ON_WRITE
    PERL_DONT_CREATE_GVSV
    PERL_HASH_FUNC_ONE_AT_A_TIME_HARD
    PERL_IMPLICIT_CONTEXT
    PERL_MALLOC_WRAP
    PERL_PRESERVE_IVUV
    PERL_TRACK_MEMPOOL
    PERL_USE_DEVEL
    USE_64_BIT_ALL
    USE_64_BIT_INT
    USE_ITHREADS
    USE_LARGE_FILES
    USE_LOCALE
    USE_LOCALE_COLLATE
    USE_LOCALE_CTYPE
    USE_LOCALE_NUMERIC
    USE_LOCALE_TIME
    USE_PERLIO
    USE_PERL_ATOF
    USE_REENTRANT_API

Any opinions?


-- 
print+qq&$}$"$/$s$,$a$d$g$s$@$.$q$,$:$.$q$^$,$@$a$~$;$.$q$m&if+map{m,^\d{0\,},,${$::{$'}}=chr($"+=$&||1)}q&10m22,42}6:17a2~2.3@3;^2dg3q/s"&=~m*\d\*.*g

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