gnu: Add emacs-telega-server.

* gnu/packages/emacs-xyz.scm (emacs-telega-server): New variable.
* gnu/packages/patches/emacs-telega-path-placeholder.patch: New file.
* gnu/package/patches/emacs-telega-patch-server-functions.patch: Remove stale patch.
* gnu/local.mk (dist_patch_DATA): Update accordingly.

Signed-off-by: Leo Prikler <leo.prikler@student.tugraz.at>

gnu/local.mk

@@ -988,7 +988,7 @@ dist_patch_DATA =						\
   %D%/packages/patches/emacs-hyperbole-toggle-messaging.patch	\
   %D%/packages/patches/emacs-libgit-use-system-libgit2.patch    \
   %D%/packages/patches/emacs-source-date-epoch.patch		\
-  %D%/packages/patches/emacs-telega-patch-server-functions.patch	\
+  %D%/packages/patches/emacs-telega-path-placeholder.patch	\
   %D%/packages/patches/emacs-telega-test-env.patch		\
   %D%/packages/patches/emacs-wordnut-require-adaptive-wrap.patch	\
   %D%/packages/patches/enjarify-setup-py.patch			\

gnu/packages/emacs-xyz.scm

@@ -81,7 +81,7 @@
 ;;; Copyright © 2020, 2021 Niklas Eklund <niklas.eklund@posteo.net>
 ;;; Copyright © 2020 Marco Grassi <marco.au.grassi98@protonmail.com>
 ;;; Copyright © 2020 Tomás Ortín Fernández <tomasortin@mailbox.org>
-;;; Copyright © 2020 Zhu Zihao <all_but_last@163.com>
+;;; Copyright © 2020, 2021 Zhu Zihao <all_but_last@163.com>
 ;;; Copyright © 2020 Adam Kandur <rndd@tuta.io>
 ;;; Copyright © 2020 Tim Howes <timhowes@lavabit.com>
 ;;; Copyright © 2020 Noah Landis <noahlandis@posteo.net>
@@ -146,6 +146,7 @@ (define-module (gnu packages emacs-xyz)
   #:use-module (gnu packages djvu)
   #:use-module (gnu packages ebook)
   #:use-module (gnu packages emacs)
+  #:use-module (gnu packages freedesktop)
   #:use-module (gnu packages golang)
   #:use-module (gnu packages guile)
   #:use-module (gnu packages gtk)
@@ -26219,6 +26220,58 @@ (define-public emacs-helm-switch-to-repl
 other @code{helm-type-file} sources such as @code{helm-locate}.")
     (license license:gpl3+)))
 
+(define-public emacs-telega-server
+  (package
+    (name "emacs-telega-server")
+    (version "0.7.024")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/zevlg/telega.el")
+             (commit (string-append "v" version))))
+       (sha256
+        (base32 "1ra04cp49zzx8vy8aswd00l46ixyc44sxh1s3nw880b4ywzxmc6j"))
+       (file-name (git-file-name "emacs-telega" version))
+       (patches
+        (search-patches "emacs-telega-path-placeholder.patch"
+                        "emacs-telega-test-env.patch"))))
+    (build-system gnu-build-system)
+    (arguments
+     `(#:phases
+       (modify-phases %standard-phases
+         (add-before 'configure 'enter-subdirectory
+           (lambda _ (chdir "server") #t))
+         (replace 'configure
+           (lambda* (#:key outputs #:allow-other-keys)
+             (let ((out (assoc-ref outputs "out")))
+               (substitute* "Makefile"
+                 (("CC=cc") ,(string-append "CC=" (cc-for-target)))
+                 (("^(INSTALL_PREFIX=).*$" _all prefix)
+                  (string-append prefix out "/bin\n")))
+
+               (substitute* "run_tests.py"
+                 (("^(TELEGA_SERVER = ).*$" _all prefix)
+                  (string-append prefix
+                                 "\"" out "/bin/telega-server\"\n"))))))
+         (delete 'check)
+         (add-after 'install 'check
+           (assoc-ref %standard-phases 'check))
+         (add-before 'install-license-files 'leave-subdirectory
+           (lambda _ (chdir "..") #t)))
+       #:test-target "test"))
+    (inputs
+     `(("tdlib" ,tdlib)
+       ("libappindicator" ,libappindicator)))
+    (native-inputs
+     `(("python" ,python)
+       ("pkg-config" ,pkg-config)))
+    (home-page "https://zevlg.github.io/telega.el/")
+    (synopsis "Server process of Telega")
+    (description "Telega-server is helper program to interact with Telegram
+service, and connect it with Emacs via inter-process communication.")
+    (license license:gpl3+)))
+
 (define-public emacs-telega
   ;; This package has versions newer than indicated on MELPA.
   ;; Get the current version from `telega-version` in telega.el.

gnu/packages/patches/emacs-telega-patch-server-functions.patch

@@ -1,31 +0,0 @@
-Remove interactive build for telega-server, as it fails on Guix.
-Modify the `telega-server--find-bin' function to only use the version
-of telega-server installed by Guix.
-
-Created by Brett Gilio <brettg@gnu.org>
-
---- a/telega-server.el
-+++ b/telega-server.el
-@@ -113,7 +113,6 @@ If already deferring, then just executes the BODY."
- If BUILD-FLAGS is specified, then rebuild server without any
- queries using this flags for building, could be empty string.
- Otherwise query user about building flags."
--  (interactive)
-   (telega-test-env 'quiet)
-   (when (or build-flags
-             (y-or-n-p "Build `telega-server'? "))
-@@ -137,11 +136,8 @@ Otherwise query user about building flags."
- (defun telega-server--find-bin ()
-   "Find telega-server executable.
- Raise error if not found."
--  (let ((exec-path (cons telega-directory exec-path)))
--    (or (executable-find "telega-server")
--        (progn (telega-server-build)
--               (executable-find "telega-server"))
--        (error "`telega-server' not found in exec-path"))))
-+  (or (executable-find "telega-server")
-+      (error "`telega-server' not found in exec-path")))
- 
- (defun telega-server-version ()
-   "Return telega-server version."
-

gnu/packages/patches/emacs-telega-path-placeholder.patch

@@ -0,0 +1,44 @@
+From 865b8c553722a971c68742c2e849e41eb0e2360c Mon Sep 17 00:00:00 2001
+From: Zhu Zihao <all_but_last@163.com>
+Date: Thu, 24 Jun 2021 23:43:50 +0800
+Subject: [PATCH] Replace code that search path with placeholder for
+ configuration.
+
+---
+ telega-server.el | 6 +-----
+ telega-util.el   | 2 +-
+ 2 files changed, 2 insertions(+), 6 deletions(-)
+
+diff --git a/telega-server.el b/telega-server.el
+index 999125d..0fa0817 100644
+--- a/telega-server.el
++++ b/telega-server.el
+@@ -142,11 +142,7 @@ Otherwise query user about building flags."
+ (defun telega-server--find-bin ()
+   "Find telega-server executable.
+ Raise error if not found."
+-  (let ((exec-path (cons telega-directory exec-path)))
+-    (or (executable-find "telega-server")
+-        (progn (telega-server-build)
+-               (executable-find "telega-server"))
+-        (error "`telega-server' not found in exec-path"))))
++  "@TELEGA_SERVER_BIN@")
+ 
+ (defun telega-server-version ()
+   "Return telega-server version."
+diff --git a/telega-util.el b/telega-util.el
+index 73a46b1..f53e20a 100644
+--- a/telega-util.el
++++ b/telega-util.el
+@@ -464,7 +464,7 @@ N can't be 0."
+ 
+ (defun telega-etc-file (filename)
+   "Return absolute path to FILENAME from etc/ directory in telega."
+-  (expand-file-name (concat "etc/" filename) telega--lib-directory))
++  (concat "@TELEGA_SHARE@" "/" filename))
+ 
+ (defun telega-link-props (link-type link-to &optional face)
+   "Generate props for link button openable with `telega-link--button-action'."
+-- 
+2.32.0
+