buildinfo: Mark buildinfo.json as GENERATED file

Author: chfast

CableBuildInfo.cmake

@@ -52,7 +52,7 @@ function(cable_add_buildinfo_library)
 
     add_custom_command(
         COMMENT "Updating ${name}:"
-        OUTPUT ${source_file}
+        OUTPUT ${source_file} ${output_dir}/buildinfo.json
         COMMAND ${CMAKE_COMMAND}
         -DOUTPUT_DIR=${output_dir}
         -DPROJECT_NAME=${_PROJECT_NAME}
@@ -67,6 +67,7 @@ function(cable_add_buildinfo_library)
         DEPENDS
         ${cable_buildinfo_template_dir}/buildinfo.cmake
         ${cable_buildinfo_template_dir}/buildinfo.c.in
+        ${cable_buildinfo_template_dir}/buildinfo.json.in
         ${name}-git
         ${output_dir}/gitinfo.txt
     )

buildinfo/buildinfo.json.in

@@ -1,10 +1,10 @@
 {
-    "name": "@PROJECT_NAME@",
-    "version": "@PROJECT_VERSION@",
-    "is_prerelease": @PROJECT_VERSION_IS_PRERELEASE@,
-    "commit": "@GIT_COMMIT_HASH@",
-    "branch": "@GIT_BRANCH@",
-    "repo": "@GIT_ORIGIN_URL@",
-    "system_name": "@SYSTEM_NAME@",
-    "system_processor": "@SYSTEM_PROCESSOR@"
+  "name": "@PROJECT_NAME@",
+  "version": "@PROJECT_VERSION@",
+  "is_prerelease": @PROJECT_VERSION_IS_PRERELEASE@,
+  "commit": "@GIT_COMMIT_HASH@",
+  "branch": "@GIT_BRANCH@",
+  "repo": "@GIT_ORIGIN_URL@",
+  "system_name": "@SYSTEM_NAME@",
+  "system_processor": "@SYSTEM_PROCESSOR@"
 }