[SKIP-CI ALL] [UBUNTU-DEP-APT] Currently, C++98 builds seem to not work on the GHA.

Author: s-trinh

.github/workflows/ubuntu-dep-apt.yml

@@ -104,7 +104,7 @@ jobs:
         echo "CXX: $CXX"
         echo "Standard: $CXX_STANDARD"
         cmake .. -DCMAKE_C_COMPILER="${CC}" -DCMAKE_CXX_COMPILER="${CXX}" -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX=/tmp/usr/local \
-          -DCMAKE_VERBOSE_MAKEFILE=ON -DUSE_CXX_STANDARD=$CXX_STANDARD
+          -DCMAKE_VERBOSE_MAKEFILE=ON -DUSE_CXX_STANDARD="${CXX_STANDARD}"
         cat ViSP-third-party.txt
 
     - name: Compile

.github/workflows/ubuntu-isolated.yml

@@ -54,7 +54,7 @@ jobs:
         echo "CXX: $CXX"
         echo "Standard: $CXX_STANDARD"
         cmake .. -DCMAKE_C_COMPILER="${CC}" -DCMAKE_CXX_COMPILER="${CXX}" \
-                 -DCMAKE_INSTALL_PREFIX=/tmp/usr/local -DCMAKE_VERBOSE_MAKEFILE=ON -DUSE_CXX_STANDARD=$CXX_STANDARD \
+                 -DCMAKE_INSTALL_PREFIX=/tmp/usr/local -DCMAKE_VERBOSE_MAKEFILE=ON -DUSE_CXX_STANDARD="${CXX_STANDARD}" \
                  -DUSE_JPEG=OFF -DUSE_PNG=OFF -DUSE_X11=OFF -DUSE_XML2=OFF -DBUILD_JAVA=OFF -DUSE_BLAS/LAPACK=OFF
         cat ViSP-third-party.txt