Re: [systemd-devel] why the function don't have the parameter of 'value'

2019-08-13 Thread www
Dear Lennart, Thank you very much for your help. thanks, Byron At 2019-08-13 15:44:59, "Lennart Poettering" wrote: >On Di, 13.08.19 09:21, www (ouyangxua...@163.com) wrote: > >> I am looking forward to your reply. >> thanks, > >It expects that you registered an object vtable first, whic

Re: [systemd-devel] why the function don't have the parameter of 'value'

2019-08-13 Thread Lennart Poettering
On Di, 13.08.19 09:21, www (ouyangxua...@163.com) wrote: > I am looking forward to your reply. > thanks, It expects that you registered an object vtable first, which lists properties. The getters in that vtable are then called for the values. This is unfortunately a bit under-documented, but bas

[systemd-devel] why the function don't have the parameter of 'value'

2019-08-12 Thread www
Dear all, I am studying a open source project, and it use the systemd. when I check the property change on dbus, and I found a question, so I sent the email to ask for advice. when change the property on dbus, it use the function of "sd_bus_emit_properties_changed_strv()" ((systemd\src\libsys