Fix references to format documents

cpp/src/arrow/flight/CMakeLists.txt

@@ -35,7 +35,7 @@ SET(ARROW_FLIGHT_STATIC_LINK_LIBS
 # TODO(wesm): Protobuf shared vs static linking
 
 set(FLIGHT_PROTO_PATH "${CMAKE_SOURCE_DIR}/../format")
-set(FLIGHT_PROTO ${CMAKE_SOURCE_DIR}/../format/Flight.proto)
+set(FLIGHT_PROTO ${CMAKE_SOURCE_DIR}/../doc/source/format/Flight.proto)
 
 set(FLIGHT_GENERATED_PROTO_FILES
   "${CMAKE_CURRENT_BINARY_DIR}/Flight.pb.cc"

cpp/src/arrow/ipc/CMakeLists.txt

@@ -52,10 +52,10 @@ set(FBS_OUTPUT_FILES
   "${OUTPUT_DIR}/feather_generated.h")
 
 set(FBS_SRC
-  ${CMAKE_SOURCE_DIR}/../format/Message.fbs
-  ${CMAKE_SOURCE_DIR}/../format/File.fbs
-  ${CMAKE_SOURCE_DIR}/../format/Schema.fbs
-  ${CMAKE_SOURCE_DIR}/../format/Tensor.fbs
+  ${CMAKE_SOURCE_DIR}/../doc/source/format/Message.fbs
+  ${CMAKE_SOURCE_DIR}/../doc/source/format/File.fbs
+  ${CMAKE_SOURCE_DIR}/../doc/source/format/Schema.fbs
+  ${CMAKE_SOURCE_DIR}/../doc/source/format/Tensor.fbs
   ${CMAKE_CURRENT_SOURCE_DIR}/feather.fbs)
 
 foreach(FIL ${FBS_SRC})

java/flight/pom.xml

@@ -165,7 +165,7 @@
           <execution>
             <id>src</id>
             <configuration>
-              <protoSourceRoot>${basedir}/../../format/</protoSourceRoot>
+              <protoSourceRoot>${basedir}/../../doc/source/format/</protoSourceRoot>
               <outputDirectory>${project.build.directory}/generated-sources/protobuf</outputDirectory>
             </configuration>
             <goals>

java/format/pom.xml

@@ -104,10 +104,10 @@
               <argument>-j</argument>
               <argument>-o</argument>
               <argument>${flatc.generated.files}</argument>
-              <argument>../../format/Schema.fbs</argument>
-              <argument>../../format/Tensor.fbs</argument>
-              <argument>../../format/File.fbs</argument>
-              <argument>../../format/Message.fbs</argument>
+              <argument>../../doc/source/format/Schema.fbs</argument>
+              <argument>../../doc/source/format/Tensor.fbs</argument>
+              <argument>../../doc/source/format/File.fbs</argument>
+              <argument>../../doc/source/format/Message.fbs</argument>
             </arguments>
           </configuration>
         </execution>