Package: libraw
Version: 0.19.5-1
Severity: minor
Tags: patch
User: ubuntu-de...@lists.ubuntu.com
Usertags: origin-ubuntu focal ubuntu-patch

Dear maintainers,

In Ubuntu, we are in the process of moving the i386 architecture to a
compatibility-only layer on amd64, and therefore we are also moving our
autopkgtest infrastructure to test i386 binaries in a cross-environment.

This requires changes to some tests so that they are cross-aware and can
do the right thing.

The libxcb tests currently fail in this environment, because they are
build tests that do not invoke the toolchain in a cross-aware manner. 
I've verified that the attached patch lets the tests successfully build
(and run) i386 tests on an amd64 host.

Note that upstream autopkgtest doesn't currently set DEB_HOST_ARCH so
thisis a complete no-op in Debian for the moment.  Support for
cross-testing in autopkgtest is currently awaiting review at
https://salsa.debian.org/ci-team/autopkgtest/merge_requests/69 and once
landed, will still have no effect unless autopkgtest is invoked with a
'-a' option.  So this change should be safe to land in your package
despite this not being upstream in autopkgtest.

Thanks for considering,



diff -Nru libraw-0.19.5/debian/changelog libraw-0.19.5/debian/changelog
--- libraw-0.19.5/debian/changelog	2019-08-28 23:45:51.000000000 +0200
+++ libraw-0.19.5/debian/changelog	2020-03-24 16:36:35.000000000 +0100
@@ -1,3 +1,11 @@
+libraw (0.19.5-2) unstable; urgency=medium
+
+  * debian/tests/build:
+    - Use the correct compiler for proposed autopkgtest cross-testing
+      support. 
+
+ -- Sebastien Bacher <seb...@debian.org>  Tue, 24 Mar 2020 16:36:35 +0100
+
 libraw (0.19.5-1) unstable; urgency=medium
 
   * New upstream release
diff -Nru libraw-0.19.5/debian/tests/smoketest libraw-0.19.5/debian/tests/smoketest
--- libraw-0.19.5/debian/tests/smoketest	2018-07-18 21:27:03.000000000 +0200
+++ libraw-0.19.5/debian/tests/smoketest	2020-03-24 16:36:20.000000000 +0100
@@ -1,6 +1,12 @@
 #!/bin/sh
 set -e
 
+if [ -n "${DEB_HOST_GNU_TYPE:-}" ]; then
+    CROSS_COMPILE="$DEB_HOST_GNU_TYPE-"
+else
+    CROSS_COMPILE=
+fi
+
 cd "$ADTTMP"
 cat > test.c << EOF
 #include <libraw/libraw.h>
@@ -15,6 +21,6 @@
 }
 
 EOF
-g++ -Wall -o test test.c -lraw
+${CROSS_COMPILE}g++ -Wall -o test test.c -lraw
 ./test
 objdump -p test | grep "libraw"

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