Issues/0168 valgrind issue ctlrender with unsupported input format (#179)

* setup CI to run valgrind without libtiff

* use different exit code to differentiate valgrind memory error exit code (3) from program termination caused by exit(1)

Author: michaeldsmith

.github/workflows/docker_linuxes.yml

@@ -213,3 +213,14 @@ jobs:
 
       - name: Run unit tests (ctest) within the Docker image
         run: docker run ctl:latest sh -c "cd ./build && ctest"  
+
+  ubuntu-22-04-no-libtiff-valgrind:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Build the Docker image
+        run: docker build --no-cache --rm -f ./docker/Dockerfile_ubuntu_22.04_no_libtiff_valgrind -t ctl:latest .
+
+      - name: Run the docker that runs valgrind
+        run: docker run ctl:latest 
+          

docker/Dockerfile_ubuntu_22.04_no_libtiff_valgrind

@@ -0,0 +1,33 @@
+FROM ubuntu:22.04
+
+RUN apt-get update
+
+# disable interactive install 
+ENV DEBIAN_FRONTEND noninteractive
+
+# install developement tools
+RUN apt-get -y install cmake
+RUN apt-get -y install g++
+
+# install developement debugging tools
+RUN apt-get -y install valgrind
+
+# install CTL dependencies
+RUN apt-get -y install libopenexr-dev
+#RUN apt-get -y install libtiff-dev
+
+# build CTL
+WORKDIR /usr/src/CTL
+COPY . .
+WORKDIR /usr/src/CTL/build
+RUN rm -R * || true
+RUN cmake .. -DCMAKE_BUILD_TYPE=Debug
+RUN make
+RUN make install
+
+# finalize docker environment
+WORKDIR /usr/src/CTL/build
+
+# run valgrind
+CMD bash /usr/src/CTL/resources/test/scripts/run_valgrind.sh
+