gistfile1.txt

/Volumes/Stuff/vessel-vala/ext/libmemcached/libmemcached_test.c: In function ‘_vala_main’:
/Volumes/Stuff/vessel-vala/ext/libmemcached/libmemcached_test.c:23: error: too many arguments to function ‘memcached_server_list_append’
error: cc exited with status 256
Compilation failed: 1 error(s), 0 warning(s)
make: *** [all] Error 1

libmemcached.vapi

[CCode(
  cheader_filename = "libmemcached/memcached.h",
  cprefix = "")]
namespace Memcached {


  [CCode (cname = "memcached_return_t")]
  public struct Return : int {}

  public struct State {
    bool is_allocated;
    bool is_initialized;
    bool sockaddr_inited;
    bool is_shutting_down;
  }
  public struct Flags {
    bool auto_eject_hosts;
    bool binary_protocol;
    bool buffer_requests;
    bool cork;
    bool hash_with_prefix_key;
    bool ketama_weighted;
    bool no_block; // Don't block
    bool no_reply;
    bool randomize_replica_read;
    bool reuse_memory;
    bool support_cas;
    bool tcp_nodelay;
    bool use_cache_lookups;
    bool use_sort_hosts;
    bool use_udp;
    bool verify_key;
    bool tcp_keepalive;
  }

  [CCode (cname = "struct memcached_server_st")]
  public struct Server {
    State state;
    Flags flags;
  }

  [CCode (lower_case_cprefix = "memcached_server_list_")]
  namespace ServerList {

    [CCode (cname = "memcached_server_list_append")]
    public Server append(Server servers, string hostname, int port, Return* error);

  }
}

libmemcached_test.c

/* libmemcached_test.c generated by valac, the Vala compiler
 * generated from libmemcached_test.vala, do not modify */


#include <glib.h>
#include <glib-object.h>
#include <libmemcached/memcached.h>
#include <string.h>




void _vala_main (void);



void _vala_main (void) {
  memcached_return_t rc;
  struct memcached_server_st server = {0};
  struct memcached_server_st _tmp0_ = {0};
  rc = (memcached_return_t) 0;
  memset (&server, 0, sizeof (struct memcached_server_st));
  server = (memcached_server_list_append (&server, "test", 3333, &rc, &_tmp0_), _tmp0_);
}


int main (int argc, char ** argv) {
  g_type_init ();
  _vala_main ();
  return 0;
}