[gnome-mines] Fix #33: Add libmath dependency

[Robert Roth <robertroth src gnome org>]

commit d94858b4212665f6ad0e3d8f536b7218c77cce30
Author: Robert Roth <robert roth bee-tf ro>
Date:   Tue Jan 8 13:22:58 2019 +0200

    Fix #33: Add libmath dependency

 meson.build     | 2 ++
 src/meson.build | 1 +
 2 files changed, 3 insertions(+)
---
diff --git a/meson.build b/meson.build
index c0b4f22..33cdb54 100644
--- a/meson.build
+++ b/meson.build
@@ -11,6 +11,7 @@ app_id = 'org.gnome.Mines'
 
 gnome = import ('gnome')
 i18n = import ('i18n')
+cc = meson.get_compiler('c')
 
 # Paths
 mandir = join_paths (get_option ('prefix'), get_option ('mandir'))
@@ -24,6 +25,7 @@ gee_dep = dependency ('gee-0.8')
 gtk_dep = dependency ('gtk+-3.0', version: '>= 3.12')
 librsvg_dep = dependency ('librsvg-2.0', version: '>=2.32.0')
 libgnome_games_support_dep = dependency ('libgnome-games-support-1')
+libmath_dep = cc.find_library('m')
 
 subdir ('po')
 subdir ('data')
diff --git a/src/meson.build b/src/meson.build
index 541487f..de26471 100644
--- a/src/meson.build
+++ b/src/meson.build
@@ -13,6 +13,7 @@ gnome_mines = executable ('gnome-mines',
                                           gee_dep,
                                           gtk_dep,
                                           librsvg_dep,
+                                          libmath_dep,
                                           libgnome_games_support_dep ],
                           vala_args: [ '--pkg=posix' ],
                           c_args: [ '-DVERSION="@0@"'.format (meson.project_version ()),