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90 lines
2.8 KiB
Nim
90 lines
2.8 KiB
Nim
#
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#
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# The Nim Compiler
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# (c) Copyright 2012 Andreas Rumpf
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#
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# See the file "copying.txt", included in this
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# distribution, for details about the copyright.
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#
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import
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os, strutils, options, msgs, tinyc, lineinfos, sequtils
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const tinyPrefix = "dist/nim-tinyc-archive".unixToNativePath
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const nimRoot = currentSourcePath.parentDir.parentDir
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const tinycRoot = nimRoot / tinyPrefix
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when not dirExists(tinycRoot):
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static: raiseAssert $(tinycRoot, "requires: ./koch installdeps tinyc")
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{.compile: tinycRoot / "tinyc/libtcc.c".}
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var
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gConf: ConfigRef # ugly but can be cleaned up if this is revived
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proc tinyCErrorHandler(closure: pointer, msg: cstring) {.cdecl.} =
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rawMessage(gConf, errGenerated, $msg)
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proc initTinyCState: PccState =
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result = openCCState()
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setErrorFunc(result, nil, tinyCErrorHandler)
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var
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gTinyC = initTinyCState()
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libIncluded = false
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proc addFile(filename: string) =
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if addFile(gTinyC, filename) != 0'i32:
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rawMessage(gConf, errCannotOpenFile, filename)
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proc setupEnvironment =
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when defined(amd64):
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defineSymbol(gTinyC, "__x86_64__", nil)
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elif defined(i386):
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defineSymbol(gTinyC, "__i386__", nil)
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when defined(linux):
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defineSymbol(gTinyC, "__linux__", nil)
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defineSymbol(gTinyC, "__linux", nil)
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var nimDir = getPrefixDir(gConf).string
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var tinycRoot = nimDir / tinyPrefix
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let libpath = nimDir / "lib"
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addIncludePath(gTinyC, cstring(libpath))
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when defined(windows):
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addSysincludePath(gTinyC, cstring(tinycRoot / "tinyc/win32/include"))
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addSysincludePath(gTinyC, cstring(tinycRoot / "tinyc/include"))
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when defined(windows):
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defineSymbol(gTinyC, "_WIN32", nil)
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# we need Mingw's headers too:
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var gccbin = getConfigVar("gcc.path") % ["nim", tinycRoot]
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addSysincludePath(gTinyC, cstring(gccbin /../ "include"))
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#addFile(tinycRoot / r"tinyc\win32\wincrt1.o")
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addFile(tinycRoot / r"tinyc\win32\alloca86.o")
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addFile(tinycRoot / r"tinyc\win32\chkstk.o")
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#addFile(tinycRoot / r"tinyc\win32\crt1.o")
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#addFile(tinycRoot / r"tinyc\win32\dllcrt1.o")
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#addFile(tinycRoot / r"tinyc\win32\dllmain.o")
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addFile(tinycRoot / r"tinyc\win32\libtcc1.o")
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#addFile(tinycRoot / r"tinyc\win32\lib\crt1.c")
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#addFile(tinycRoot / r"tinyc\lib\libtcc1.c")
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else:
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addSysincludePath(gTinyC, "/usr/include")
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when defined(amd64):
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addSysincludePath(gTinyC, "/usr/include/x86_64-linux-gnu")
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proc compileCCode*(ccode: string, conf: ConfigRef) =
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gConf = conf
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if not libIncluded:
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libIncluded = true
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setupEnvironment()
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discard compileString(gTinyC, ccode)
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proc run*(conf: ConfigRef, args: string) =
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doAssert gConf == conf
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var s = @[cstring(conf.projectName)] & map(split(args), proc(x: string): cstring = cstring(x))
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var err = tinyc.run(gTinyC, cint(s.len), cast[cstringArray](addr(s[0]))) != 0'i32
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closeCCState(gTinyC)
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if err: rawMessage(conf, errUnknown, "")
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