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-- vim:sw=4:sts=4
-- For dynamic linking, need to include the list of libraries. Otherwise,
-- this is not required; instead get a list of libraries to link with.
if use_dynlink then
use_liblist = true
else
assert(spec)
assert(spec.pkg_config_name)
mod_libs = pkg_config("--libs", spec.pkg_config_name)
end
function detect_ffi()
if pkg_config_exists "libffi" then
libffi_version, libffi_lib, libffi_inc = pkg_config("--modversion",
"--libs", "--cflags", "libffi")
libffi_inc = libffi_inc or ""
return
end
-- no pkg-config for libffi found (which was added for libffi5)
local f = find_file("libffi_pic.a", "/usr/" .. arch_cpu .. "-linux-gnu/lib",
"/usr/lib", "/usr/local/lib")
if not f then
f = find_file("libffi.so", "/usr/" .. arch_cpu .. "-linux-gnu/lib",
"/usr/lib", "/usr/local/lib")
if not f then
cfg_err("libffi.so not found.")
return
end
end
libffi_version = "4" -- just a guess
libffi_lib = f
libffi_inc = "" -- hopefully in the search path
end
detect_ffi()
-- extra include for libffi when cross compiling
if host_arch ~= arch then
local ar = {}
for dir in lfs.dir("/usr") do
if string.match(dir, "^" .. arch_cpu) and
lfs.attributes(dir .. "/include", "mode") then
ar[#ar + 1] = dir .. "/include"
end
end
if #ar > 0 then
local f = find_file("ffi.h", unpack(ar))
if f then
libffi_inc = "-I " .. f
end
end
end
-- installation directories
cfg_m("INDIR1", "/usr/local/lib/lua/5.1")
cfg_m("INDIR2", "/usr/local/share/lua/5.1")
-- output file with ".so" extension
cfg_m("O", "o")
cfg_m("DLLEXT", ".so")
-- cfg_m("ODLL", "gtk.so")
-- need to generate "position independent code"
cflags = cflags .. " -fpic"
if use_gcov then
cflags = cflags .. " -fprofile-arcs -ftest-coverage"
lua_lib = lua_lib .. " -fprofile-arcs"
summary("GCov code", "enabled")
end
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