add: CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644 (file)
index 0000000..0778114
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,9 @@
+cmake_minimum_required(VERSION 3.13.4)
+
+set(CMAKE_C_COMPILER gcc)
+set(CMAKE_C_FLAGS "-Wall -lm")
+
+project(discspan)
+
+set(SOURCES discspan.c readfile.c splitter.c help.c)
+add_executable(discspan ${SOURCES})