Both ubusd and cli TARGET_LINK_LIBRARIES reference ${json} which is
obtained via find_library(), but since the find_library() is searched
after the TARGET_LINK_LIBRARIES for ubusd, ubusd always gets an empty
${json} variable.
examples/server also links against libjson-c, but we were not setting
TARGET_LINK_LIBRARIES accordingly, so do that too with ${json} appended.
This was causing linking errors for ubusd and then examples/server using
an external toolchain (stbgcc-4.8-1.x).
Fixes: 9f52d1769b ("cli: use the new json-c library name")
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Client creates a string "1 2 3 ... 10000 ...", sends it to the server
along with the maximum number in the string.
Server creates another string like the client sent.
It validates it and, returns strcmp()'s result.
This is loop-ed every 2 seconds.
