Fix yaml-cpp build issues

.github/workflows/ci_workflow.yml

@@ -77,6 +77,7 @@ jobs:
             cc-compiler: clang
             compiler-desc: Clang
             vfx-cy: 2023
+            install-ext-packages: MISSING
           - build: 11
             build-type: Release
             build-shared: 'ON'
@@ -89,6 +90,7 @@ jobs:
             cc-compiler: gcc
             compiler-desc: GCC
             vfx-cy: 2023
+            install-ext-packages: ALL
           - build: 10
             build-type: Release
             build-shared: 'OFF'
@@ -101,6 +103,7 @@ jobs:
             cc-compiler: gcc
             compiler-desc: GCC
             vfx-cy: 2023
+            install-ext-packages: ALL
           # -------------------------------------------------------------------
           # VFX CY2022 (Python 3.9)
           # -------------------------------------------------------------------
@@ -116,6 +119,7 @@ jobs:
             cc-compiler: clang
             compiler-desc: Clang
             vfx-cy: 2022
+            install-ext-packages: ALL
           - build: 8
             build-type: Release
             build-shared: 'ON'
@@ -128,6 +132,7 @@ jobs:
             cc-compiler: gcc
             compiler-desc: GCC
             vfx-cy: 2022
+            install-ext-packages: MISSING
           - build: 7
             build-type: Release
             build-shared: 'OFF'
@@ -140,6 +145,7 @@ jobs:
             cc-compiler: gcc
             compiler-desc: GCC
             vfx-cy: 2022
+            install-ext-packages: ALL
           # -------------------------------------------------------------------
           # VFX CY2021 (Python 3.7)
           # -------------------------------------------------------------------
@@ -155,6 +161,7 @@ jobs:
             cc-compiler: clang
             compiler-desc: Clang
             vfx-cy: 2021
+            install-ext-packages: MISSING
           - build: 5
             build-type: Release
             build-shared: 'OFF'
@@ -167,6 +174,7 @@ jobs:
             cc-compiler: clang
             compiler-desc: Clang
             vfx-cy: 2021
+            install-ext-packages: ALL
           - build: 4
             build-type: Debug
             build-shared: 'ON'
@@ -179,6 +187,7 @@ jobs:
             cc-compiler: gcc
             compiler-desc: GCC
             vfx-cy: 2021
+            install-ext-packages: ALL
           # -------------------------------------------------------------------
           # VFX CY2020 (Python 3.7)
           # -------------------------------------------------------------------
@@ -194,6 +203,7 @@ jobs:
             cc-compiler: clang
             compiler-desc: Clang
             vfx-cy: 2020
+            install-ext-packages: MISSING
           - build: 2
             build-type: Debug
             build-shared: 'OFF'
@@ -206,6 +216,7 @@ jobs:
             cc-compiler: gcc
             compiler-desc: GCC
             vfx-cy: 2020
+            install-ext-packages: ALL
           - build: 1
             build-type: Release
             build-shared: 'ON'
@@ -218,6 +229,7 @@ jobs:
             cc-compiler: gcc
             compiler-desc: GCC
             vfx-cy: 2020
+            install-ext-packages: ALL
     env:
       CXX: ${{ matrix.cxx-compiler }}
       CC: ${{ matrix.cc-compiler }}
@@ -245,7 +257,7 @@ jobs:
                 -DOCIO_BUILD_GPU_TESTS=OFF \
                 -DOCIO_USE_SIMD=${{ matrix.use-simd }} \
                 -DOCIO_USE_OIIO_FOR_APPS=${{ matrix.use-oiio }} \
-                -DOCIO_INSTALL_EXT_PACKAGES=ALL \
+                -DOCIO_INSTALL_EXT_PACKAGES=${{ matrix.install-ext-packages }} \
                 -DOCIO_WARNING_AS_ERROR=ON \
                 -DPython_EXECUTABLE=$(which python)
         working-directory: _build

.github/workflows/dependencies_latest.yml

@@ -54,6 +54,7 @@ jobs:
             cc-compiler: gcc
             compiler-desc: GCC
             vfx-cy: 2022
+            use-oiio: 'ON'
           - build: 2
             build-docs: 'OFF'
             build-openfx: 'OFF'
@@ -62,6 +63,7 @@ jobs:
             cc-compiler: gcc
             compiler-desc: GCC
             vfx-cy: 2021
+            use-oiio: 'OFF'
           # -------------------------------------------------------------------
           # Clang
           # -------------------------------------------------------------------
@@ -73,6 +75,7 @@ jobs:
             cc-compiler: clang
             compiler-desc: Clang
             vfx-cy: 2022
+            use-oiio: 'OFF'
           - build: 4
             build-docs: 'ON'
             build-openfx: 'ON'
@@ -81,6 +84,7 @@ jobs:
             cc-compiler: clang
             compiler-desc: Clang
             vfx-cy: 2021
+            use-oiio: 'ON'
     env:
       CXX: ${{ matrix.cxx-compiler }}
       CC: ${{ matrix.cc-compiler }}
@@ -132,7 +136,7 @@ jobs:
                 -DOCIO_INSTALL_EXT_PACKAGES=NONE \
                 -DOCIO_WARNING_AS_ERROR=OFF \
                 -DPython_EXECUTABLE=$(which python) \
-                -DOCIO_USE_OIIO_CMAKE_CONFIG=ON
+                -DOCIO_USE_OIIO_FOR_APPS=${{ matrix.use-oiio }}
         working-directory: _build
       - name: Build
         run: |
@@ -176,11 +180,13 @@ jobs:
             build-openfx: 'ON'
             cxx-standard: 17
             python-version: '3.11'
+            use-oiio: 'ON'
           - build: 2
             build-docs: 'ON'
             build-openfx: 'ON'
             cxx-standard: 14
             python-version: '3.9'
+            use-oiio: 'OFF'
     steps:
       - name: Setup Python
         uses: actions/setup-python@v4
@@ -235,7 +241,7 @@ jobs:
                 -DOCIO_INSTALL_EXT_PACKAGES=NONE \
                 -DOCIO_WARNING_AS_ERROR=OFF \
                 -DPython_EXECUTABLE=$(which python) \
-                -DOCIO_USE_OIIO_CMAKE_CONFIG=ON
+                -DOCIO_USE_OIIO_FOR_APPS=${{ matrix.use-oiio }}
         working-directory: _build
       - name: Build
         run: |
@@ -279,11 +285,13 @@ jobs:
             build-openfx: 'ON'
             cxx-standard: 17
             python-version: '3.11'
+            use-oiio: 'ON'
           - build: 2
             build-docs: 'ON'
             build-openfx: 'ON'
             cxx-standard: 14
             python-version: '3.9'
+            use-oiio: 'OFF'
     steps:
       - name: Setup Python
         uses: actions/setup-python@v4
@@ -362,7 +370,7 @@ jobs:
                 -DOCIO_WARNING_AS_ERROR=OFF \
                 -DPython_EXECUTABLE=$(which python) \
                 -DOCIO_BUILD_PYTHON=OFF \
-                -DOCIO_USE_OIIO_CMAKE_CONFIG=ON
+                -DOCIO_USE_OIIO_FOR_APPS=${{ matrix.use-oiio }}
         shell: bash
         working-directory: _build
       - name: Build

share/cmake/macros/ocio_handle_dependency.cmake

@@ -216,7 +216,7 @@ macro (ocio_handle_dependency dep_name)
             endif()
 
             if(ocio_dep_REQUIRED)
-                if(NOT ${dep_name}_FOUND AND NOT ocio_dep_VERSION)
+                if(NOT ${dep_name}_FOUND)
                     message(SEND_ERROR "${ColorError}${dep_name} is required, will abort at the end.${ColorReset}")
                 endif()
             endif()

share/cmake/modules/Findyaml-cpp.cmake

@@ -45,6 +45,7 @@ if(yaml-cpp_FIND_QUIETLY)
 endif()
 
 if(NOT OCIO_INSTALL_EXT_PACKAGES STREQUAL ALL)
+    set(_yaml-cpp_REQUIRED_VARS yaml-cpp_LIBRARY)
 
     # Search for yaml-cpp-config.cmake
     if(NOT DEFINED yaml-cpp_ROOT)
@@ -57,13 +58,15 @@ if(NOT OCIO_INSTALL_EXT_PACKAGES STREQUAL ALL)
             add_library(yaml-cpp::yaml-cpp ALIAS yaml-cpp)
         endif()
 
-        set(yaml-cpp_INCLUDE_DIR ${YAML_CPP_INCLUDE_DIR})
+        get_target_property(yaml-cpp_INCLUDE_DIR yaml-cpp::yaml-cpp INTERFACE_INCLUDE_DIRECTORIES)
         get_target_property(yaml-cpp_LIBRARY yaml-cpp::yaml-cpp LOCATION)
     else()
 
         # As yaml-cpp-config.cmake search fails, search an installed library
         # using yaml-cpp.pc .
 
+        list(APPEND _yaml-cpp_REQUIRED_VARS yaml-cpp_INCLUDE_DIR yaml-cpp_VERSION)
+
         # Search for yaml-cpp.pc
         find_package(PkgConfig ${quiet})
         pkg_check_modules(PC_yaml-cpp ${quiet} "yaml-cpp>=${yaml-cpp_FIND_VERSION}")
@@ -131,14 +134,10 @@ if(NOT OCIO_INSTALL_EXT_PACKAGES STREQUAL ALL)
         set(yaml-cpp_FIND_REQUIRED FALSE)
     endif()
 
-    set(YAML_CPP_INCLUDE_DIR "${yaml-cpp_INCLUDE_DIR}")
-
     include(FindPackageHandleStandardArgs)
     find_package_handle_standard_args(yaml-cpp
         REQUIRED_VARS
-            yaml-cpp_LIBRARY
-            yaml-cpp_INCLUDE_DIR
-            yaml-cpp_VERSION
+            ${_yaml-cpp_REQUIRED_VARS}
         VERSION_VAR
             yaml-cpp_VERSION
     )
@@ -149,7 +148,7 @@ endif()
 ###############################################################################
 ### Create target
 
-if (NOT TARGET yaml-cpp::yaml-cpp)
+if (yaml-cpp_FOUND AND NOT TARGET yaml-cpp::yaml-cpp)
     add_library(yaml-cpp::yaml-cpp UNKNOWN IMPORTED GLOBAL)
     set_target_properties(yaml-cpp::yaml-cpp PROPERTIES
         IMPORTED_LOCATION ${yaml-cpp_LIBRARY}
@@ -163,8 +162,11 @@ if (NOT TARGET yaml-cpp::yaml-cpp)
     if (NOT TARGET yaml-cpp)
         add_library(yaml-cpp ALIAS yaml-cpp::yaml-cpp)
     endif ()
+endif ()
 
+if (yaml-cpp_FOUND)
     # TODO: Remove this variable and use the `yaml-cpp::yaml-cpp` target
     # directly when the minimum version of yaml-cpp is updated to 0.8.
+    get_target_property(YAML_CPP_INCLUDE_DIR yaml-cpp::yaml-cpp INCLUDE_DIRECTORIES)
     set(YAML_CPP_LIBRARIES yaml-cpp::yaml-cpp)
 endif ()

share/cmake/modules/install/Installyaml-cpp.cmake

@@ -21,8 +21,8 @@
 ###############################################################################
 ### Create target (if previous 'find_package' call hasn't) ###
 
-if(NOT TARGET yaml-cpp)
-    add_library(yaml-cpp UNKNOWN IMPORTED GLOBAL)
+if(NOT TARGET yaml-cpp::yaml-cpp)
+    add_library(yaml-cpp::yaml-cpp UNKNOWN IMPORTED GLOBAL)
     set(_yaml-cpp_TARGET_CREATE TRUE)
 endif()
 
@@ -138,7 +138,7 @@ if(NOT yaml-cpp_FOUND AND OCIO_INSTALL_EXT_PACKAGES AND NOT OCIO_INSTALL_EXT_PAC
                                  --parallel
         )
 
-        add_dependencies(yaml-cpp yaml-cpp_install)
+        add_dependencies(yaml-cpp::yaml-cpp yaml-cpp_install)
         if(OCIO_VERBOSE)
             message(STATUS "Installing yaml-cpp: ${yaml-cpp_LIBRARY} (version \"${yaml-cpp_VERSION}\")")
         endif()
@@ -149,23 +149,13 @@ endif()
 ### Configure target ###
 
 if(_yaml-cpp_TARGET_CREATE)
-    set_target_properties(yaml-cpp PROPERTIES
+    set_target_properties(yaml-cpp::yaml-cpp PROPERTIES
         IMPORTED_LOCATION ${yaml-cpp_LIBRARY}
         INTERFACE_INCLUDE_DIRECTORIES ${yaml-cpp_INCLUDE_DIR}
     )
 
     mark_as_advanced(yaml-cpp_INCLUDE_DIR yaml-cpp_LIBRARY yaml-cpp_VERSION)
 endif()
 
-###############################################################################
-### Set variables for compatibility ###
-
-if(TARGET yaml-cpp AND NOT TARGET yaml-cpp::yaml-cpp)
-    add_library(yaml-cpp::yaml-cpp ALIAS yaml-cpp)
-endif()
-
-if(yaml-cpp_INCLUDE_DIR)
-    set(YAML_CPP_INCLUDE_DIR "${yaml-cpp_INCLUDE_DIR}")
-endif()
-
+set(YAML_CPP_INCLUDE_DIR "${yaml-cpp_INCLUDE_DIR}")
 set(YAML_CPP_LIBRARIES yaml-cpp::yaml-cpp)