Help: Limit reference manual toctree depth to 1

Add a :maxdepth: option to all toctree directives to limit their depth
to 1.  We do not want subheadings from individual documents to pollute
the already large lists of CMake Domain objects.

Help/manual/cmake-commands.7.rst

@@ -13,6 +13,8 @@ Normal Commands
 These commands may be used freely in CMake projects.
 
 .. toctree::
+   :maxdepth: 1
+
    /command/add_compile_options
    /command/add_custom_command
    /command/add_custom_target
@@ -105,6 +107,8 @@ These commands are available only for compatibility with older
 versions of CMake.  Do not use them in new code.
 
 .. toctree::
+   :maxdepth: 1
+
    /command/build_name
    /command/exec_program
    /command/export_library_dependencies
@@ -128,6 +132,8 @@ CTest Commands
 These commands are available only in ctest scripts.
 
 .. toctree::
+   :maxdepth: 1
+
    /command/ctest_build
    /command/ctest_configure
    /command/ctest_coverage

Help/manual/cmake-generators.7.rst

@@ -11,6 +11,8 @@ All Generators
 ==============
 
 .. toctree::
+   :maxdepth: 1
+
    /generator/Borland Makefiles
    /generator/CodeBlocks - MinGW Makefiles
    /generator/CodeBlocks - Ninja

Help/manual/cmake-modules.7.rst

@@ -11,6 +11,8 @@ All Modules
 ===========
 
 .. toctree::
+   :maxdepth: 1
+
    /module/AddFileDependencies
    /module/BundleUtilities
    /module/CheckCCompilerFlag

Help/manual/cmake-policies.7.rst

@@ -31,6 +31,8 @@ All Policies
 ============
 
 .. toctree::
+   :maxdepth: 1
+
    /policy/CMP0000
    /policy/CMP0001
    /policy/CMP0002

Help/manual/cmake-properties.7.rst

@@ -11,6 +11,8 @@ Properties of Global Scope
 ==========================
 
 .. toctree::
+   :maxdepth: 1
+
    /prop_gbl/ALLOW_DUPLICATE_CUSTOM_TARGETS
    /prop_gbl/AUTOGEN_TARGETS_FOLDER
    /prop_gbl/AUTOMOC_TARGETS_FOLDER
@@ -39,6 +41,8 @@ Properties on Directories
 =========================
 
 .. toctree::
+   :maxdepth: 1
+
    /prop_dir/ADDITIONAL_MAKE_CLEAN_FILES
    /prop_dir/CACHE_VARIABLES
    /prop_dir/CLEAN_NO_CUSTOM
@@ -68,6 +72,8 @@ Properties on Targets
 =====================
 
 .. toctree::
+   :maxdepth: 1
+
    /prop_tgt/ALIASED_TARGET
    /prop_tgt/ARCHIVE_OUTPUT_DIRECTORY_CONFIG
    /prop_tgt/ARCHIVE_OUTPUT_DIRECTORY
@@ -220,6 +226,8 @@ Properties on Tests
 ===================
 
 .. toctree::
+   :maxdepth: 1
+
    /prop_test/ATTACHED_FILES_ON_FAIL
    /prop_test/ATTACHED_FILES
    /prop_test/COST
@@ -241,6 +249,8 @@ Properties on Source Files
 ==========================
 
 .. toctree::
+   :maxdepth: 1
+
    /prop_sf/ABSTRACT
    /prop_sf/AUTOUIC_OPTIONS
    /prop_sf/AUTORCC_OPTIONS
@@ -265,6 +275,8 @@ Properties on Cache Entries
 ===========================
 
 .. toctree::
+   :maxdepth: 1
+
    /prop_cache/ADVANCED
    /prop_cache/HELPSTRING
    /prop_cache/MODIFIED

Help/manual/cmake-variables.7.rst

@@ -11,6 +11,8 @@ Variables that Provide Information
 ==================================
 
 .. toctree::
+   :maxdepth: 1
+
    /variable/CMAKE_ARGC
    /variable/CMAKE_ARGV0
    /variable/CMAKE_AR
@@ -76,6 +78,8 @@ Variables that Change Behavior
 ==============================
 
 .. toctree::
+   :maxdepth: 1
+
    /variable/BUILD_SHARED_LIBS
    /variable/CMAKE_ABSOLUTE_DESTINATION_FILES
    /variable/CMAKE_AUTOMOC_RELAXED_MODE
@@ -116,6 +120,8 @@ Variables that Describe the System
 ==================================
 
 .. toctree::
+   :maxdepth: 1
+
    /variable/APPLE
    /variable/BORLAND
    /variable/CMAKE_CL_64
@@ -155,6 +161,8 @@ Variables that Control the Build
 ================================
 
 .. toctree::
+   :maxdepth: 1
+
    /variable/CMAKE_ARCHIVE_OUTPUT_DIRECTORY
    /variable/CMAKE_AUTOMOC_MOC_OPTIONS
    /variable/CMAKE_AUTOMOC
@@ -209,6 +217,8 @@ Variables for Languages
 =======================
 
 .. toctree::
+   :maxdepth: 1
+
    /variable/CMAKE_COMPILER_IS_GNULANG
    /variable/CMAKE_Fortran_MODDIR_DEFAULT
    /variable/CMAKE_Fortran_MODDIR_FLAG
@@ -252,6 +262,8 @@ Variables for CPack
 ===================
 
 .. toctree::
+   :maxdepth: 1
+
    /variable/CPACK_ABSOLUTE_DESTINATION_FILES
    /variable/CPACK_COMPONENT_INCLUDE_TOPLEVEL_DIRECTORY
    /variable/CPACK_ERROR_ON_ABSOLUTE_INSTALL_DESTINATION