Mercurial > pub > dyncall > dyncall
view test/call_suite/mk-cases.lua @ 511:a0c51f34023a
test/call_suite:
- less confusing and simpler generated code (with first arg in V_?[0] output)
- avoid using same test reference value for retval and last arg
author | Tassilo Philipp |
---|---|
date | Sat, 09 Apr 2022 23:48:01 +0200 |
parents | ed7d1f5e7973 |
children | 4d0541bf9b38 |
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require"math" local max = math.max local maxargs = 0 function trim(l) return l:gsub("^%s+",""):gsub("%s+$","") end function mkcase(id,sig) local sig = trim(sig) local h = { "/* ",id,":",sig," */ ",sig:sub(-1), " f", id,"(","" } local t = { "" } local pos = 0 maxargs = max(maxargs, #sig-2) for i = 1, #sig-2 do local name = "a"..pos local ch = sig:sub(i,i) h[#h+1] = ch.." "..name h[#h+1] = "," t[#t+1] = "V_"..ch.."["..pos.."]="..name..";" pos = pos + 1 end h[#h] = "){" t[#t+1] = "ret_"..sig:sub(-1).."("..pos..")}\n" return table.concat(h,"")..table.concat(t,"") end function mkfuntab(n) local s = { "funptr G_funtab[] = {\n"} for i = 0, n-1 do s[#s+1] = "\t(funptr)&f"..i..",\n" end s[#s+1] = "};\n" return table.concat(s,"") end function mksigtab(sigs) local s = { "const char * G_sigtab[] = {\n"} for k,v in pairs(sigs) do s[#s+1] = '\t"'..v..'",\n' end s[#s+1] = "};\n" return table.concat(s,"") end function mkall() local lineno = 0 local sigtab = { } for line in io.lines() do local sig = trim(line) io.write(mkcase(lineno,sig)) sigtab[#sigtab+1] = sig lineno = lineno + 1 end io.write(mkfuntab(lineno)) io.write(mksigtab(sigtab)) io.write("int G_maxargs = "..maxargs..";\n") end mkall()