Fix issue 'cmath not included'

Issue was present in some C++ compilers, as mentioned by @shane-evolve in issues/1.
2017-10-23 00:16:40 +08:00 · 2017-10-23 00:16:40 +08:00 · 0139e476d5
commit 0139e476d5
parent 7b703d9c5c
1 changed files with 1 additions and 0 deletions
--- a/src/comfortable-swipe.cpp
+++ b/src/comfortable-swipe.cpp
@ -25,6 +25,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include <cstdlib>
 #include <cstdarg>
 #include <cassert>
+#include <cmath>
 #include <regex>
 #include <chrono>
 #include <ctime>