From f7f26611bfa0c30b35c3feba86961c8c5e81583b Mon Sep 17 00:00:00 2001 From: Antero Mejr Date: Sun, 4 Jun 2023 17:42:09 +0000 Subject: [PATCH] gnu: Add perl-constant. * gnu/packages/perl.scm (perl-constant): New variable. Signed-off-by: Danny Milosavljevic --- gnu/packages/perl.scm | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/gnu/packages/perl.scm b/gnu/packages/perl.scm index 3cd2a34d3d..38888b63e5 100644 --- a/gnu/packages/perl.scm +++ b/gnu/packages/perl.scm @@ -2210,6 +2210,28 @@ (define-public perl-const-fast scalars, arrays, and hashes.") (license (package-license perl)))) +(define-public perl-constant + (package + (name "perl-constant") + (version "1.33") + (source (origin + (method url-fetch) + (uri (string-append "mirror://cpan/authors/id/R/RJ/RJBS/constant-" + version ".tar.gz")) + (sha256 + (base32 + "015my616h5l2fswh52x4dp3n007gk5lax83ww9q6cmzb610mv5kr")))) + (build-system perl-build-system) + (home-page "https://metacpan.org/release/constant") + (synopsis "Perl pragma to declare constants") + (description + "This pragma allows you to declare constants at compile-time. When a +constant is used in an expression, Perl replaces it with its value at compile +time, and may then optimize the expression further. In particular, any code +in an @code{if (CONSTANT)} block will be optimized away if the constant is +false.") + (license license:perl-license))) + (define-public perl-context-preserve (package (name "perl-context-preserve")