add error handler for get/set ringtone path
-rw-r--r-- 49 AUTHORS
-rwxr-xr-x 3492 CMakeLists.txt
-rwxr-xr-x 11644 LICENSE.APLv2
-rw-r--r-- 222 NOTICE
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drwxr-xr-x - TC_gui
-rwxr-xr-x 280 capi-system-system-settings.pc.in
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drwxr-xr-x - include
drwxr-xr-x - packaging
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-rw-r--r-- 268 system-settings.manifest