(define-module (weechat)
  #:use-module ((guix licenses) #:prefix license:)
  #:use-module (guix download)
  #:use-module (guix git-download)
  #:use-module (guix utils)
  #:use-module (guix packages)
  #:use-module (guix utils)
  #:use-module (guix build-system cmake)
  #:use-module (guix build-system gnu)
  #:use-module (guix build-system meson)
  #:use-module (guix build-system python)
  #:use-module (guix build-system qt)
  #:use-module (gnu packages)
  #:use-module (gnu packages admin)
  #:use-module (gnu packages aspell)
  #:use-module (gnu packages autogen)
  #:use-module (gnu packages autotools)
  #:use-module (gnu packages base)
  #:use-module (gnu packages backup)
  #:use-module (gnu packages check)
  #:use-module (gnu packages compression)
  #:use-module (gnu packages curl)
  #:use-module (gnu packages cyrus-sasl)
  #:use-module (gnu packages databases)
  #:use-module (gnu packages file)
  #:use-module (gnu packages gettext)
  #:use-module (gnu packages geo)
  #:use-module (gnu packages glib)
  #:use-module (gnu packages gnome)
  #:use-module (gnu packages gnupg)
  #:use-module (gnu packages gtk)
  #:use-module (gnu packages guile)
  #:use-module (gnu packages irc)
  #:use-module (gnu packages lua)
  #:use-module (gnu packages lxqt)
  #:use-module (gnu packages ncurses)
  #:use-module (gnu packages openldap)
  #:use-module (gnu packages kde)
  #:use-module (gnu packages kde-frameworks)
  #:use-module (gnu packages password-utils)
  #:use-module (gnu packages pcre)
  #:use-module (gnu packages perl)
  #:use-module (gnu packages pkg-config)
  #:use-module (gnu packages python)
  #:use-module (gnu packages python-crypto)
  #:use-module (gnu packages python-xyz)
  #:use-module (gnu packages regex)
  #:use-module (gnu packages ruby)
  #:use-module (gnu packages sphinx)
  #:use-module (gnu packages sqlite)
  #:use-module (gnu packages qt)
  #:use-module (gnu packages tcl)
  #:use-module (gnu packages textutils)
  #:use-module (gnu packages time)
  #:use-module (gnu packages tls)
  #:use-module (gnu packages web)
  #:use-module (srfi srfi-1)
  #:use-module (srfi srfi-26))

(define-public weechat-dbg
  (package
    (inherit weechat)
    (outputs '("out" "debug"))
    (arguments
      (substitute-keyword-arguments (package-arguments weechat)
        ((#:configure-flags configure-flags)
         `(cons*
            "-DCMAKE_BUILD_TYPE=DEBUG"
            "-DCMAKE_C_FLAGS_DEBUG=\"-O0\""
            "-DCMAKE_CXX_FLAGS_DEBUG=\"-O0\""
            ,configure-flags))
        ((#:phases phases)
         `(modify-phases ,phases
            (add-before 'configure 'setenv
              (lambda* (#:key outputs #:allow-other-keys)
                (let* ((out (assoc-ref outputs "out"))
                       (gcc (assoc-ref inputs "gcc-toolchain"))
                       (cppflags (string-append " -gdwarf-4 " (or (getenv "CXXFLAGS") "")))
                       (cflags (string-append " -gdwarf-4 " (or (getenv "CFLAGS") ""))))
                  (setenv "CXX" (string-append gcc "/bin/gcc " cppflags))
                  (setenv "CC" (string-append gcc "/bin/gcc " cflags))
                  #t)))))))))

weechat-dbg