From d83fe8c7400978a7abc911b3c55ff51516b83211 Mon Sep 17 00:00:00 2001
From: Manuel Nickschas <sputnick@quassel-irc.org>
Date: Wed, 29 Aug 2018 18:10:56 +0200
Subject: [PATCH] cmake: Add support for static libs to quassel_add_module

We'll need this for building resource libraries, which we can't
easily export symbols from (and which also are not used more than
once).
---
 cmake/QuasselMacros.cmake | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/cmake/QuasselMacros.cmake b/cmake/QuasselMacros.cmake
index e2825061..3851d1bc 100644
--- a/cmake/QuasselMacros.cmake
+++ b/cmake/QuasselMacros.cmake
@@ -12,17 +12,30 @@ include(QuasselCompileFeatures)
 ###################################################################################################
 # Adds a library target for a Quassel module.
 #
-# It expects the (CamelCased) module name as a parameter, and derives various
+# quassel_add_module(Module
+#                    [STATIC]
+# )
+#
+# The function expects the (CamelCased) module name as a parameter, and derives various
 # strings from it. For example, quassel_add_module(Client) produces
 #  - a library target named quassel_client with output name (lib)quassel-client(.so)
 #  - an alias target named Quassel::Client in global scope
 #
+# If the optional argument STATIC is given, a static library is built; otherwise, on
+# platforms other than Windows, a shared library is created. For shared libraries, also
+# an install rule is added.
+#
 # The function exports the TARGET variable which can be used in the current scope
 # for setting source files, properties, link dependencies and so on.
 # To refer to the target outside of the current scope, e.g. for linking, use
 # the alias name.
 #
 function(quassel_add_module _module)
+    set(options STATIC)
+    set(oneValueArgs )
+    set(multiValueArgs )
+    cmake_parse_arguments(ARG "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})
+
     # Derive target, alias target, output name from the given module name
     set(alias "Quassel::${_module}")
     set(target ${alias})
@@ -32,7 +45,7 @@ function(quassel_add_module _module)
 
     # On Windows, building shared libraries requires export headers.
     # Let's bother with that later.
-    if (WIN32)
+    if (ARG_STATIC OR WIN32)
         set(buildmode STATIC)
     else()
         set(buildmode SHARED)
-- 
2.20.1