Package: libthai
Version: 0.1.28-3
Severity: minor
Tags: patch
User: [email protected]
Usertags: origin-ubuntu hirsute 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 libthai 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 libthai-0.1.28/debian/changelog libthai-0.1.28/debian/changelog
--- libthai-0.1.28/debian/changelog	2019-08-27 02:56:02.000000000 +0200
+++ libthai-0.1.28/debian/changelog	2021-02-25 09:35:10.000000000 +0100
@@ -1,3 +1,10 @@
+libthai (0.1.28-3.1) UNRELEASED; urgency=medium
+
+  * debian/tests/build:
+    - Make autopkgtests cross-test-friendly.
+
+ -- Sebastien Bacher <[email protected]>  Thu, 25 Feb 2021 09:35:10 +0100
+
 libthai (0.1.28-3) unstable; urgency=medium
 
   * d/gbp.conf: Use --source-only-changes by default
diff -Nru libthai-0.1.28/debian/tests/build libthai-0.1.28/debian/tests/build
--- libthai-0.1.28/debian/tests/build	2019-08-27 02:56:02.000000000 +0200
+++ libthai-0.1.28/debian/tests/build	2021-02-25 09:34:46.000000000 +0100
@@ -7,6 +7,13 @@
 WORKDIR=$(mktemp -d)
 trap "rm -rf $WORKDIR" 0 INT QUIT ABRT PIPE TERM
 cd $WORKDIR
+
+if [ -n "${DEB_HOST_GNU_TYPE:-}" ]; then
+    CROSS_COMPILE="$DEB_HOST_GNU_TYPE-"
+else
+    CROSS_COMPILE=
+fi
+
 cat <<EOF > libthaitest.c
 #include <thai/tis.h>
 #include <thai/thinp.h>
@@ -19,7 +26,7 @@
 }
 EOF
 
-gcc -o libthaitest libthaitest.c $(pkg-config --cflags --libs libthai)
+${CROSS_COMPILE}gcc -o libthaitest libthaitest.c $(${CROSS_COMPILE}pkg-config --cflags --libs libthai)
 echo "build: OK"
 [ -x libthaitest ]
 ./libthaitest

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