Update to 3.1.3.

imath-docs.patch

@@ -2,8 +2,25 @@ Index: Imath-3.1.3/docs/CMakeLists.txt
 ===================================================================
 --- Imath-3.1.3.orig/docs/CMakeLists.txt
 +++ Imath-3.1.3/docs/CMakeLists.txt
-@@ -42,6 +42,8 @@ add_custom_command(OUTPUT ${SPHINX_INDEX
- add_custom_target(Sphinx ALL DEPENDS ${SPHINX_INDEX_FILE})
+@@ -23,11 +23,10 @@ file(MAKE_DIRECTORY ${DOXYGEN_OUTPUT_DIR
+ add_custom_command(OUTPUT ${DOXYGEN_INDEX_FILE}
+                    COMMAND ${DOXYGEN_EXECUTABLE} ${DOXYFILE_OUT}
+                    MAIN_DEPENDENCY ${DOXYFILE_OUT} ${DOXYFILE_IN}
++				   DEPENDS ${DOXYGEN_OUTPUT_DIR}
+                    COMMENT "Running doxygen"
+                    VERBATIM)
+ 
+-add_custom_target(Doxygen ALL DEPENDS ${DOXYGEN_INDEX_FILE})
+-
+ add_custom_command(OUTPUT ${SPHINX_INDEX_FILE}
+                    COMMAND 
+                      ${SPHINX_EXECUTABLE} -b html
+@@ -39,9 +38,11 @@ add_custom_command(OUTPUT ${SPHINX_INDEX
+                    MAIN_DEPENDENCY conf.py
+                    COMMENT "Generating documentation with Sphinx")
+ 
+-add_custom_target(Sphinx ALL DEPENDS ${SPHINX_INDEX_FILE})
++add_custom_target(docs ALL DEPENDS ${SPHINX_INDEX_FILE} ${DOXYGEN_INDEX_FILE})
  
  # Add an install target to install the docs
 -include(GNUInstallDirs)

imath.spec

@@ -61,7 +61,8 @@ Requires:       python3-devel
 %cmake  -DCMAKE_INSTALL_PREFIX=%{_prefix} \
         -DPYTHON=ON \
 		-DDOCS=ON \
-		-DINSTALL_DOCS=OFF
+		-DINSTALL_DOCS=OFF \
+		--trace-source=docs/CMakeLists.txt
 
 %cmake_build