1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
|
--
-- Embed the Lua scripts into src/host/scripts.c as static data buffers.
-- I embed the actual scripts, rather than Lua bytecodes, because the
-- bytecodes are not portable to different architectures, which causes
-- issues in Mac OS X Universal builds.
--
local function embedfile(out, fname)
local f = io.open(fname)
local s = f:read("*a")
f:close()
-- strip tabs
s = s:gsub("[\t]", "")
-- strip any CRs
s = s:gsub("[\r]", "")
-- strip out comments
s = s:gsub("\n%-%-[^\n]*", "")
-- escape backslashes
s = s:gsub("\\", "\\\\")
-- strip duplicate line feeds
s = s:gsub("\n+", "\n")
-- strip out leading comments
s = s:gsub("^%-%-\n", "")
-- escape line feeds
s = s:gsub("\n", "\\n")
-- escape double quote marks
s = s:gsub("\"", "\\\"")
out:write("\t\"")
out:write(s)
out:write("\",\n")
end
function doembed()
-- load the manifest of script files
scripts = dofile("src/_manifest.lua")
table.insert(scripts, "_premake_main.lua")
-- open scripts.c and write the file header
local out = io.open("src/host/scripts.c", "w+b")
out:write("/* Premake's Lua scripts, as static data buffers for release mode builds */\n")
out:write("/* To regenerate this file, run: premake4 embed */ \n\n")
out:write("const char* builtin_scripts[] = {\n")
for i,fn in ipairs(scripts) do
print(fn)
s = embedfile(out, "src/"..fn)
end
out:write("\t0\n};\n");
out:close()
end
|
