Source: netsniff-ng
Version: 0.6.0-1
Severity: wishlist
Tags: patch
User: reproducible-builds@lists.alioth.debian.org
Usertags: locale fileordering
X-Debbugs-Cc: reproducible-builds@lists.alioth.debian.org

Hi!

While working on the "reproducible builds" effort [1], we have noticed
that netsniff-ng could not be built reproducibly.
The order of object files varies while linking.

The attached patch fixes this by ensuring a stable order independent
of the configured locale.

Regards,
 Reiner

[1]: https://wiki.debian.org/ReproducibleBuilds
diff --git a/debian/patches/reproducible-build.patch b/debian/patches/reproducible-build.patch
new file mode 100644
index 0000000..0ec57a2
--- /dev/null
+++ b/debian/patches/reproducible-build.patch
@@ -0,0 +1,10 @@
+Index: netsniff-ng-0.6.0/Makefile
+===================================================================
+--- netsniff-ng-0.6.0.orig/Makefile
++++ netsniff-ng-0.6.0/Makefile
+@@ -181,4 +181,4 @@ $(foreach tool,$(TOOLS),$(eval $(call TO
+ %:: ;
+ 
+ $(TOOLS):
+-	$(LDQ) $(LDFLAGS) -o $@/$@ $@/*.o $($@-libs)
++	$(LDQ) $(LDFLAGS) -o $@/$@ $(shell LC_ALL=C ls $@/*.o) $($@-libs)
diff --git a/debian/patches/series b/debian/patches/series
new file mode 100644
index 0000000..55077d0
--- /dev/null
+++ b/debian/patches/series
@@ -0,0 +1 @@
+reproducible-build.patch

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