From 4e5dacc20770d557140cf196750326934e6e6b40 Mon Sep 17 00:00:00 2001
From: Nicholas Corgan <nick.corgan@ettus.com>
Date: Tue, 14 Jun 2016 11:01:18 -0700
Subject: cmake: added IGNORE_BUILD_DATE option for reproducibility

---
 host/cmake/Modules/UHDBuildInfo.cmake | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

(limited to 'host/cmake')

diff --git a/host/cmake/Modules/UHDBuildInfo.cmake b/host/cmake/Modules/UHDBuildInfo.cmake
index bc30b99ee..c64f748ae 100644
--- a/host/cmake/Modules/UHDBuildInfo.cmake
+++ b/host/cmake/Modules/UHDBuildInfo.cmake
@@ -1,5 +1,5 @@
 #
-# Copyright 2015 National Instruments Corp.
+# Copyright 2015-2016 National Instruments Corp.
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -24,10 +24,14 @@ MACRO(UHD_LOAD_BUILD_INFO)
     MESSAGE(STATUS "Loading build info.")
 
     # Build date
-    EXECUTE_PROCESS(COMMAND ${PYTHON_EXECUTABLE} -c
-        "import time; print(time.strftime('%a, %d %b %Y %H:%M:%S', time.gmtime()))"
-        OUTPUT_VARIABLE UHD_BUILD_DATE OUTPUT_STRIP_TRAILING_WHITESPACE
-    )
+    IF(IGNORE_BUILD_DATE)
+        SET(UHD_BUILD_DATE "")
+    ELSE()
+        EXECUTE_PROCESS(COMMAND ${PYTHON_EXECUTABLE} -c
+            "import time; print(time.strftime('%a, %d %b %Y %H:%M:%S', time.gmtime()))"
+            OUTPUT_VARIABLE UHD_BUILD_DATE OUTPUT_STRIP_TRAILING_WHITESPACE
+        )
+    ENDIF(IGNORE_BUILD_DATE)
 
     # Compiler name
     IF(MSVC)
-- 
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