Add code to return early in CMakeLists to prevent being included again.

2017-03-18 17:36:13 -07:00 · 2017-03-18 17:36:13 -07:00 · d808f98fd3
parent 2f65eda7bd
commit d808f98fd3
1 changed files with 5 additions and 0 deletions
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@ -1,4 +1,9 @@
 cmake_minimum_required(VERSION 2.7)
+
+if(TARGET lex)
+  return()
+endif(TARGET lex)
+
 project(liblex)

 add_library(lex STATIC src/pattern.c src/pairmap.c src/eval.c)