index revision to contain information - doc

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author	Silvino Silva <silvino@bk.ru>	2016-10-21 17:12:47 +0100
committer	Silvino Silva <silvino@bk.ru>	2016-10-21 17:12:47 +0100
commit	2177be043289c061f6c468ab0b2e48c83f1287bf (patch)
tree	d473fa901de393de7f1a40d95f2f84440622f67d /dev/perl
parent	e8303acde9bc5a9b220fe676039192acd221f077 (diff)
download	doc-2177be043289c061f6c468ab0b2e48c83f1287bf.tar.gz

index revision to contain information

about c9-ports

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# # # The Nim Compiler # (c) Copyright 2015 Andreas Rumpf # # See the file "copying.txt", included in this # distribution, for details about the copyright. # ## Implements the new configuration system for Nim. Uses Nim as a scripting ## language. import ast, modules, idents, passes, condsyms, options, sem, llstream, vm, vmdef, commands, os, times, osproc, wordrecg, strtabs, modulegraphs, pathutils when defined(nimPreviewSlimSystem): import std/syncio # we support 'cmpIgnoreStyle' natively for efficiency: from strutils import cmpIgnoreStyle, contains proc listDirs(a: VmArgs, filter: set[PathComponent]) = let dir = getString(a, 0) var result: seq[string] = @[] for kind, path in walkDir(dir): if kind in filter: result.add path setResult(a, result) proc setupVM*(module: PSym; cache: IdentCache; scriptName: string; graph: ModuleGraph; idgen: IdGenerator): PEvalContext = # For Nimble we need to export 'setupVM'. result = newCtx(module, cache, graph, idgen) result.mode = emRepl registerAdditionalOps(result) let conf = graph.config # captured vars: var errorMsg: string var vthisDir = scriptName.splitFile.dir template cbconf(name, body) {.dirty.} = result.registerCallback "stdlib.system." & astToStr(name), proc (a: VmArgs) = body template cbexc(name, exc, body) {.dirty.} = result.registerCallback "stdlib.system." & astToStr(name), proc (a: VmArgs) = errorMsg = "" try: body except exc: errorMsg = getCurrentExceptionMsg() template cbos(name, body) {.dirty.} = cbexc(name, OSError, body) # Idea: Treat link to file as a file, but ignore link to directory to prevent # endless recursions out of the box. cbos listFilesImpl: listDirs(a, {pcFile, pcLinkToFile}) cbos listDirsImpl: listDirs(a, {pcDir}) cbos removeDir: if defined(nimsuggest) or graph.config.cmd == cmdCheck: discard else: os.removeDir(getString(a, 0), getBool(a, 1)) cbos removeFile: if defined(nimsuggest) or graph.config.cmd == cmdCheck: discard else: os.removeFile getString(a, 0) cbos createDir: os.createDir getString(a, 0) result.registerCallback "stdlib.system.getError", proc (a: VmArgs) = setResult(a, errorMsg) cbos setCurrentDir: os.setCurrentDir getString(a, 0) cbos getCurrentDir: setResult(a, os.getCurrentDir()) cbos moveFile: if defined(nimsuggest) or graph.config.cmd == cmdCheck: discard else: os.moveFile(getString(a, 0), getString(a, 1)) cbos moveDir: if defined(nimsuggest) or graph.config.cmd == cmdCheck: discard else: os.moveDir(getString(a, 0), getString(a, 1)) cbos copyFile: if defined(nimsuggest) or graph.config.cmd == cmdCheck: discard else: os.copyFile(getString(a, 0), getString(a, 1)) cbos copyDir: if defined(nimsuggest) or graph.config.cmd == cmdCheck: discard else: os.copyDir(getString(a, 0), getString(a, 1)) cbos getLastModificationTime: setResult(a, getLastModificationTime(getString(a, 0)).toUnix) cbos findExe: setResult(a, os.findExe(getString(a, 0))) cbos rawExec: if defined(nimsuggest) or graph.config.cmd == cmdCheck: discard else: setResult(a, osproc.execCmd getString(a, 0)) cbconf getEnv: setResult(a, os.getEnv(a.getString 0, a.getString 1)) cbconf existsEnv: setResult(a, os.existsEnv(a.getString 0)) cbconf putEnv: os.putEnv(a.getString 0, a.getString 1) cbconf delEnv: os.delEnv(a.getString 0) cbconf dirExists: setResult(a, os.dirExists(a.getString 0)) cbconf fileExists: setResult(a, os.fileExists(a.getString 0)) cbconf projectName: setResult(a, conf.projectName) cbconf projectDir: setResult(a, conf.projectPath.string) cbconf projectPath: setResult(a, conf.projectFull.string) cbconf thisDir: setResult(a, vthisDir) cbconf put: options.setConfigVar(conf, getString(a, 0), getString(a, 1)) cbconf get: setResult(a, options.getConfigVar(conf, a.getString 0)) cbconf exists: setResult(a, options.existsConfigVar(conf, a.getString 0)) cbconf nimcacheDir: setResult(a, options.getNimcacheDir(conf).string) cbconf paramStr: setResult(a, os.paramStr(int a.getInt 0)) cbconf paramCount: setResult(a, os.paramCount()) cbconf cmpIgnoreStyle: setResult(a, strutils.cmpIgnoreStyle(a.getString 0, a.getString 1)) cbconf cmpIgnoreCase: setResult(a, strutils.cmpIgnoreCase(a.getString 0, a.getString 1)) cbconf setCommand: conf.setCommandEarly(a.getString 0) let arg = a.getString 1 incl(conf.globalOptions, optWasNimscript) if arg.len > 0: setFromProjectName(conf, arg) cbconf getCommand: setResult(a, conf.command) cbconf switch: processSwitch(a.getString 0, a.getString 1, passPP, module.info, conf) cbconf hintImpl: processSpecificNote(a.getString 0, wHint, passPP, module.info, a.getString 1, conf) cbconf warningImpl: processSpecificNote(a.getString 0, wWarning, passPP, module.info, a.getString 1, conf) cbconf patchFile: let key = a.getString(0) & "_" & a.getString(1) var val = a.getString(2).addFileExt(NimExt) if {'$', '~'} in val: val = pathSubs(conf, val, vthisDir) elif not isAbsolute(val): val = vthisDir / val conf.moduleOverrides[key] = val cbconf selfExe: setResult(a, os.getAppFilename()) cbconf cppDefine: options.cppDefine(conf, a.getString(0)) cbexc stdinReadLine, EOFError: if defined(nimsuggest) or graph.config.cmd == cmdCheck: discard else: setResult(a, "") setResult(a, stdin.readLine()) cbexc stdinReadAll, EOFError: if defined(nimsuggest) or graph.config.cmd == cmdCheck: discard else: setResult(a, "") setResult(a, stdin.readAll()) proc runNimScript*(cache: IdentCache; scriptName: AbsoluteFile; idgen: IdGenerator; freshDefines=true; conf: ConfigRef, stream: PLLStream) = let oldSymbolFiles = conf.symbolFiles conf.symbolFiles = disabledSf let graph = newModuleGraph(cache, conf) connectCallbacks(graph) if freshDefines: initDefines(conf.symbols) defineSymbol(conf.symbols, "nimscript") defineSymbol(conf.symbols, "nimconfig") registerPass(graph, semPass) registerPass(graph, evalPass) conf.searchPaths.add(conf.libpath) let oldGlobalOptions = conf.globalOptions let oldSelectedGC = conf.selectedGC undefSymbol(conf.symbols, "nimv2") conf.globalOptions.excl {optTinyRtti, optOwnedRefs, optSeqDestructors} conf.selectedGC = gcUnselected var m = graph.makeModule(scriptName) incl(m.flags, sfMainModule) var vm = setupVM(m, cache, scriptName.string, graph, idgen) graph.vm = vm graph.compileSystemModule() discard graph.processModule(m, vm.idgen, stream) # watch out, "newruntime" can be set within NimScript itself and then we need # to remember this: if conf.selectedGC == gcUnselected: conf.selectedGC = oldSelectedGC if optOwnedRefs in oldGlobalOptions: conf.globalOptions.incl {optTinyRtti, optOwnedRefs, optSeqDestructors} defineSymbol(conf.symbols, "nimv2") if conf.selectedGC in {gcArc, gcOrc}: conf.globalOptions.incl {optTinyRtti, optSeqDestructors} defineSymbol(conf.symbols, "nimv2") # ensure we load 'system.nim' again for the real non-config stuff! resetSystemArtifacts(graph) # do not remove the defined symbols #initDefines() undefSymbol(conf.symbols, "nimscript") undefSymbol(conf.symbols, "nimconfig") conf.symbolFiles = oldSymbolFiles


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