From 019329536ce79d261eae4e9ea1ac1710c9cd2487 Mon Sep 17 00:00:00 2001
From: Raghav Gururajan <rg@raghavgururajan.name>
Date: Tue, 16 Mar 2021 14:28:56 -0400
Subject: [PATCH 28/50] gnu: belle-sip: Enable mDNS support.

* gnu/packages/linphone.scm (belle-sip) [arguments]<#:configure-flags>
[-DENABLE_MDNS]: New flag.
<#:phases>['patch]: Modify.
---
 gnu/packages/linphone.scm | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/gnu/packages/linphone.scm b/gnu/packages/linphone.scm
index e3d8febae9..9b04ec90ef 100644
--- a/gnu/packages/linphone.scm
+++ b/gnu/packages/linphone.scm
@@ -23,6 +23,7 @@
   #:use-module (gnu packages)
   #:use-module (gnu packages admin)
   #:use-module (gnu packages audio)
+  #:use-module (gnu packages avahi)
   #:use-module (gnu packages base)
   #:use-module (gnu packages compression)
   #:use-module (gnu packages crypto)
@@ -486,11 +487,22 @@ including both ARM and x86.")
     (outputs '("out" "test"))
     (arguments
      `(#:configure-flags
-       (list "-DENABLE_STATIC=NO")      ; Not required
+       (list
+        "-DENABLE_STATIC=NO"
+        "-DENABLE_MDNS=ON")
        #:phases
        (modify-phases %standard-phases
          (add-after 'unpack 'patch
-           (lambda _
+           (lambda* (#:key inputs #:allow-other-keys)
+             ;; Fix mDNS dependency.
+             (let* ((avahi (assoc-ref inputs "avahi")))
+               (substitute* (find-files "." "CMakeLists.txt")
+                 (("find_package\\(DNSSD REQUIRED\\)")
+                  "set(DNSSD_FOUND 1)")
+                 (("\\$\\{DNSSD_INCLUDE_DIRS\\}")
+                  (string-append avahi "/include/avahi-compat-libdns_sd"))
+                 (("\\$\\{DNSSD_LIBRARIES\\}")
+                  "dns_sd")))
              (substitute* "src/CMakeLists.txt"
                ;; ANTLR would use multithreaded DFA generation otherwise,
                ;; which would not be reproducible.
@@ -543,6 +555,7 @@ including both ARM and x86.")
     (inputs
      `(("antlr3" ,antlr3-3.3)
        ("antlr3c" ,libantlr3c)
+       ("avahi" ,avahi)
        ("bctoolbox" ,bctoolbox)
        ("java" ,icedtea)
        ("zlib" ,zlib)))
-- 
2.31.0