$ git clone https://github.com/json-c/json-c.git
$ cd json-c
$ ./autogen.sh --configure
$ make
$ make install

$ git clone git://git.openwrt.org/project/libubox.git
$ cd libubox
$ cmake -DCMAKE_INSTALL_PREFIX=/usr -DBUILD_LUA=off
$ make
$ make install

$ git clone git://git.openwrt.org/project/ubus.git
$ cd ubus
$ cmake -DBUILD_LUA=off
$ make
$ make install

$ cd uhttpd/build
$ cmake ..
$ make
$ make install

Usage: ./uhttpd -p [addr:]port [-h docroot]
        -f              Do not fork to background
        -c file         Configuration file, default is '/etc/httpd.conf'
        -p [addr:]port  Bind to specified address and port, multiple allowed
        -s [addr:]port  Like -p but provide HTTPS on this port
        -C file         ASN.1 server certificate file
        -K file         ASN.1 server private key file
        -h directory    Specify the document root, default is '.'
        -E string       Use given virtual URL as 404 error handler
        -I string       Use given filename as index for directories, multiple allowed
        -S              Do not follow symbolic links outside of the docroot
        -D              Do not allow directory listings, send 403 instead
        -R              Enable RFC1918 filter
        -n count        Maximum allowed number of concurrent requests
        -l string       URL prefix for Lua handler, default is '/lua'
        -L file         Lua handler script, omit to disable Lua
        -u string       URL prefix for HTTP/JSON handler
        -U file         Override ubus socket path
        -x string       URL prefix for CGI handler, default is '/cgi-bin'
        -i .ext=path    Use interpreter at path for files with the given extension
        -t seconds      CGI, Lua and UBUS script timeout in seconds, default is 60
        -T seconds      Network timeout in seconds, default is 30
        -d string       URL decode given string
        -r string       Specify basic auth realm
        -m string       MD5 crypt given string