From 46f35c8b0a364126a07a41593bdd4043bae5f4d4 Mon Sep 17 00:00:00 2001
From: Utkarsh Gupta <utkarsh@debian.org>
Date: Sat, 10 Oct 2020 14:00:41 +0530
Subject: [PATCH] Enable reproducible builds by default

---
 debian/patches/enable-repro-builds.patch | 19 +++++++++++++++++++
 debian/patches/series                    |  1 +
 2 files changed, 20 insertions(+)
 create mode 100644 debian/patches/enable-repro-builds.patch

diff --git a/debian/patches/enable-repro-builds.patch b/debian/patches/enable-repro-builds.patch
new file mode 100644
index 000000000..8f6370f51
--- /dev/null
+++ b/debian/patches/enable-repro-builds.patch
@@ -0,0 +1,19 @@
+Description: Enable reproducible builds by default.
+Author: Utkarsh Gupta <utkarsh@debian.org>
+
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -199,6 +199,13 @@
+ 	SET(CMAKE_SHARED_LINKER_FLAGS_RELEASE "${CMAKE_EXE_LINKER_FLAGS_RELEASE}")
+ 	SET(CMAKE_SHARED_LINKER_FLAGS_RELWITHDEBINFO "${CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO}")
+ 	SET(CMAKE_SHARED_LINKER_FLAGS_MINSIZEREL "${CMAKE_EXE_LINKER_FLAGS_MINSIZEREL}")
++
++	# Enable reproducible builds by default
++	SET(CMAKE_C_FLAGS "-ffile-prefix-map=${CMAKE_SOURCE_DIR}=. ${CMAKE_C_FLAGS}")
++	SET(CMAKE_C_ARCHIVE_CREATE "<CMAKE_AR> Dqc <TARGET> <LINK_FLAGS> <OBJECTS>")
++	SET(CMAKE_C_ARCHIVE_APPEND "<CMAKE_AR> Dq  <TARGET> <LINK_FLAGS> <OBJECTS>")
++	SET(CMAKE_C_ARCHIVE_FINISH "<CMAKE_RANLIB> -D <TARGET>")
++
+ ELSE ()
+ 	IF (ENABLE_REPRODUCIBLE_BUILDS)
+ 		SET(CMAKE_C_ARCHIVE_CREATE "<CMAKE_AR> Dqc <TARGET> <LINK_FLAGS> <OBJECTS>")
diff --git a/debian/patches/series b/debian/patches/series
index b603fe5b3..82d0e1ff6 100644
--- a/debian/patches/series
+++ b/debian/patches/series
@@ -1,2 +1,3 @@
 disable-online-tests.patch
 reprotest.patch
+enable-repro-builds.patch
-- 
2.39.2