Mercurial > pub > dyncall > bindings
comparison lua/luadyncall/src/dyncall.lua @ 0:0cfcc391201f
initial from svn dyncall-1745
| author | Daniel Adler |
|---|---|
| date | Thu, 19 Mar 2015 22:26:28 +0100 |
| parents | |
| children |
comparison
equal
deleted
inserted
replaced
| -1:000000000000 | 0:0cfcc391201f |
|---|---|
| 1 require "ldyncall" | |
| 2 require "dynload" | |
| 3 | |
| 4 --- invoke dynamic foreign function call | |
| 5 -- This is a front-end function that provides several interfaces | |
| 6 -- @param target Target signature | |
| 7 -- @param ... if target is a string, then the arguments follow. | |
| 8 -- @see dodyncall for details | |
| 9 | |
| 10 function dyncall(target, ...) | |
| 11 local t = type(target) | |
| 12 if t == "string" then | |
| 13 local libnames, sym, sig = target:match("^@(.+)/(.+)%((.+)") | |
| 14 local lib = dynload(libnames) -- hold reference as long as the call | |
| 15 return ldyncall.dodyncall( dynsym( lib,sym ), sig, ...) | |
| 16 else | |
| 17 return ldyncall.dodyncall( target, ...) | |
| 18 end | |
| 19 end | |
| 20 | |
| 21 -- pointer utilities | |
| 22 -- | |
| 23 | |
| 24 topointer = ldyncall.topointer | |
| 25 NULL = topointer(0) | |
| 26 | |
| 27 |