03/05: gnu: emacs: Add support for socket activation.

[guix-commits]

lilyp pushed a commit to branch emacs-28
in repository guix.

commit f62be4f370ce8c11051226073345609736111978
Author: Liliana Marie Prikler <liliana.prikler@gmail.com>
AuthorDate: Sun Apr 10 13:32:27 2022 +0200

    gnu: emacs: Add support for socket activation.
    
    * gnu/packages/emacs.scm (emacs)[#:phases]: Add ‘enable-elogind’.
    [inputs]: Add elogind.
    [native-inputs]: Add autoconf.
---
 gnu/packages/emacs.scm | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/gnu/packages/emacs.scm b/gnu/packages/emacs.scm
index a32fe624dd..a070def7cb 100644
--- a/gnu/packages/emacs.scm
+++ b/gnu/packages/emacs.scm
@@ -131,6 +131,12 @@
                                 "--disable-build-details")
       #:phases
       #~(modify-phases %standard-phases
+          (add-after 'unpack 'enable-elogind
+            (lambda _
+              (substitute* "configure.ac"
+                (("libsystemd") "libelogind"))
+              (when (file-exists? "configure")
+                (delete-file "configure"))))
           (add-after 'unpack 'patch-program-file-names
             (lambda* (#:key inputs #:allow-other-keys)
               (substitute* '("src/callproc.c"
@@ -271,6 +277,7 @@
            gmp
            ghostscript
            poppler
+           elogind
 
            ;; When looking for libpng `configure' links with `-lpng -lz', so we
            ;; must also provide zlib as an input.
@@ -290,7 +297,7 @@
            libotf
            m17n-lib))
     (native-inputs
-     (list pkg-config texinfo))
+     (list autoconf pkg-config texinfo))
     (native-search-paths
      (list (search-path-specification
             (variable "EMACSLOADPATH")