1 files changed, 11 insertions, 1 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt
index c22e389..5865779 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -47,7 +47,17 @@ list (GET VERSION_LIST 2 NST_V_PATCH)
 
 set (NST_VERSION_FULL "${PROJECT_NAME} ${NST_VERSION} (${CMAKE_BUILD_TYPE})")
 
-string (TIMESTAMP COMPILATION_DATE "%Y-%m-%d")
+if (DEFINED ENV{SOURCE_DATE_EPOCH})
+  execute_process(
+    COMMAND "date" "-u" "-d" "@$ENV{SOURCE_DATE_EPOCH}" "+%Y-%m-%d"
+    OUTPUT_VARIABLE COMPILATION_DATE 
+    OUTPUT_STRIP_TRAILING_WHITESPACE)
+else ()
+  execute_process(
+    COMMAND "date" "+%Y-%m-%d"
+    OUTPUT_VARIABLE TIMESTAMP
+    OUTPUT_STRIP_TRAILING_WHITESPACE)
+endif ()
 
 include_directories (src)