Bug#973291: ros-rospack ftbfs with new googletest

[Matthias Klose]

Package: src:ros-rospack
Version: 2.6.2-2
Severity: serious
Tags: sid bullseye ftbfs

ros-rospack ftbfs with new googletest, seen in a test rebuild:

https://people.debian.org/~ginggs/python3.9-default/ros-rospack_2.6.2-2+build1_amd64-2020-10-27T13:12:37Z.build

[...]
make[5]: Entering directory '/<<PKGBUILDDIR>>/build'
[ 93%] Building CXX object test/CMakeFiles/rospack-utest.dir/test/utest.cpp.o
cd /<<PKGBUILDDIR>>/build/test && /usr/bin/c++ -DBOOST_ALL_NO_LIB
-DBOOST_FILESYSTEM_DYN_LINK -DBOOST_PROGRAM_OPTIONS_DYN_LINK
-DBOOST_SYSTEM_DYN_LINK -DGTEST_VERSION_MAJOR=1 -DGTEST_VERSION_MINOR=8
-DGTEST_VERSION_PATCH=0 -DGTEST_VERSION_UNKNOWN -DROSPACK_API_BACKCOMPAT_V1
-DROS_BUILD_SHARED_LIBS=1 -I/<<PKGBUILDDIR>>/include -I/usr/include/python3.9
-I/<<PKGBUILDDIR>>/src -I/usr/src/googletest/googlemock/include
-I/usr/src/googletest/googletest/include -g -O2
-fdebug-prefix-map=/<<PKGBUILDDIR>>=. -fstack-protector-strong -Wformat
-Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -o
CMakeFiles/rospack-utest.dir/test/utest.cpp.o -c
/<<PKGBUILDDIR>>/test/test/utest.cpp
make[5]: *** No rule to make target 'gmock/libgmock.a', needed by
'devel/lib/rospack/rospack-utest'.  Stop.
make[5]: Leaving directory '/<<PKGBUILDDIR>>/build'
make[4]: *** [CMakeFiles/Makefile2:438: test/CMakeFiles/rospack-utest.dir/all]
Error 2
make[4]: Leaving directory '/<<PKGBUILDDIR>>/build'
make[3]: *** [CMakeFiles/Makefile2:254: CMakeFiles/run_tests.dir/rule] Error 2
make[3]: Leaving directory '/<<PKGBUILDDIR>>/build'
make[2]: *** [Makefile:249: run_tests] Error 2
make[2]: Leaving directory '/<<PKGBUILDDIR>>/build'
make[1]: *** [debian/rules:7: override_dh_auto_test] Error 2