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Add support for adjust loaded source libname with shell env LUASTATIC… #38

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Add support for adjust loaded source libname with shell env LUASTATIC… #38

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20 changes: 20 additions & 0 deletions luastatic.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,8 @@
local CC = os.getenv("CC") or "cc"
-- The nm used to determine whether a library is liblua or a Lua binary module.
local NM = os.getenv("NM") or "nm"
-- The lua source prefix for adjust libname
local SOURCE_PATH = os.getenv("LUASTATIC_SOURCE_PATH") or ""

local function file_exists(name)
local file = io.open(name, "r")
Expand Down Expand Up @@ -80,6 +82,23 @@ local function is_binary_library(extension)
extension == "dylib"
end

-- Prepare project prefix for adjust source path.
local lua_source_prefixes = {}
for v in SOURCE_PATH:gmatch("([^;]-);") do
lua_source_prefixes[#lua_source_prefixes + 1] = v:gsub("[\\/]", ".")
end

-- Adjust libname if path contains proj prefix
local function adjust_lib_name(path)
for _, prefix in ipairs(lua_source_prefixes) do
local s, e = path:find(prefix, 1, true)
if s == 1 and path:len() > e + 1 then
return path:sub(e + 1)
end
end
return path
end

-- Required Lua source files.
local lua_source_files = {}
-- Libraries for required Lua binary modules.
Expand Down Expand Up @@ -121,6 +140,7 @@ for i, name in ipairs(arg) do
info.dotpath_underscore = info.dotpath_noextension:gsub("[.-]", "_")

if i == 1 or is_source_file(extension) then
info.dotpath_noextension = adjust_lib_name(info.dotpath_noextension)
table.insert(lua_source_files, info)
elseif is_binary_library(extension) then
-- The library is either a Lua module or a library dependency.
Expand Down