& code);\nbool parseWord(Thread& th, P& code);\nstatic void bindVar(Thread& th, P const& name, P& code);\n\nclass ParsingWhat\n{\n\tThread& th;\n\tint what;\npublic:\t\n\tParsingWhat(Thread& inThread, int newMode) : th(inThread), what(th.parsingWhat)\n\t{\n\t\tth.parsingWhat = newMode;\n\t} \n\t~ParsingWhat()\n\t{\n\t\tth.parsingWhat = what;\n\t}\n};\n\n\nstatic bool skipSpace(Thread& th)\n{\n\t//ScopeLog sl(\"skipSpace\");\n\tfor (;;) {\n\t\tint c = th.getc();\n\t\tif (c == ';') {\n\t\t\tc = th.getc();\n\t\t\twhile (c && c != '\\n') { c = th.getc(); }\n\t\t\tif (c == 0) { th.unget(1); return true; }\n\t\t}\n\t\tif (c == 0) { th.unget(1); return true; }\n\t\tbool skip = isspace(c) || iscntrl(c);\n\t\tif (!skip) { th.unget(1); break; }\n\t}\n\treturn false;\n}\n\nconst char* nonnamechars = \";()[]{}.`,:\\\"\\n\";\n\nstatic bool endOfWord(int c)\n{\n\treturn c == 0 || isspace(c) || strchr(nonnamechars, c) != nullptr;\n}\n\nstatic bool parseHexNumber(Thread& th, P& code)\n{\n\tconst char* start = th.curline();\n\tint64_t z = 0;\n\t\n\tth.getc();\n\tth.getc();\n\tint c = th.getc();\n\twhile(isxdigit(c)) {\n\t\tif (isdigit(c)) z = z*16 + c - '0';\n\t\telse z = z*16 + toupper(c) - 'A' + 10;\n\t\tc = th.getc();\n\t}\n\n\tif (!endOfWord(c)) {\n\t\t// even though it starts out like a number it continues as some other token\n\t\tth.unget(start);\n\t\treturn false;\n\t} else {\n\t\tth.unget(1);\n\t}\n\t\n\tcode->add(opPushImmediate, z);\n\t\n\treturn true;\n}\n\n\nstatic bool parseFloat(Thread& th, Z& result)\n{\t\n\t//ScopeLog sl(\"parseFloat\");\n\tconst char* start = th.curline();\n\tint c = th.getc();\n \n if (c == 'p' && th.c() == 'i') {\n th.getc();\n result = M_PI;\n return true;\n }\n \n\tif (c == '+' || c == '-') \n\t\tc = th.getc();\n\n\tint digits = 0;\n\tbool sawdot = false;\n\tfor ( ; ; ) {\n\t\tif (isdigit(c)) digits++;\n\t\telse if (c == '.') {\n\t\t\tif (sawdot) break;\n\t\t\tsawdot = true; \n\t\t}\n\t\telse break;\n\t\tc = th.getc(); \n\t}\n\tif (digits == 0) {\n\t\tth.unget(start);\n\t\treturn false;\n\t}\n\t\n\tif (c == 'e' || c == 'E') {\n\t\tc = th.getc();\n\t\tif (c == '+' || c == '-') \n\t\t\tc = th.getc();\n\t\twhile (isdigit(c)) { c = th.getc(); }\n\t}\n\n\tth.toToken(start, (int)(th.curline() - start));\n\t\n\tbool sawpi = false;\n\tbool sawmega = false;\n\tbool sawkilo = false;\n\tbool sawhecto = false;\n\tbool sawcenti = false;\n\tbool sawmilli = false;\n\tbool sawmicro = false;\n\t\n\t\n\tif (c == 'p' && th.c() == 'i') {\n\t\tsawpi = true;\n\t\tth.getc();\n\t} else if (c == 'M') {\n\t\tsawmega = true;\n\t} else if (c == 'k') {\n\t\tsawkilo = true;\n\t} else if (c == 'h') {\n\t\tsawhecto = true;\n\t} else if (c == 'c') {\n\t\tsawcenti = true;\n\t} else if (c == 'm') {\n\t\tsawmilli = true;\n\t} else if (c == 'u') {\n\t\tsawmicro = true;\n\t} else {\n\t\tth.unget(1);\n\t}\n\n\tdouble x = strtod(th.token, nullptr);\n\tif (sawpi) x *= M_PI;\n\telse if (sawmega) x *= 1e6;\n\telse if (sawkilo) x *= 1e3;\n\telse if (sawhecto) x *= 1e2;\n\telse if (sawcenti) x *= 1e-2;\n\telse if (sawmilli) x *= 1e-3;\n\telse if (sawmicro) x *= 1e-6;\n\n\tresult = x;\n\treturn true;\n}\n\nstatic bool parseNumber(Thread& th, Z& result)\n{\n\tconst char* start = th.curline();\n\n\tZ a, b;\n\tif (parseFloat(th, a)) {\n\t\tif (th.c() == '/') {\n\t\t\tth.getc();\n\t\t\tif (parseFloat(th, b) && endOfWord(th.c())) {\n\t\t\t\tresult = a/b;\n\t\t\t\treturn true;\n\t\t\t}\n\t\t} else if (endOfWord(th.c())) {\n\t\t\tresult = a;\n\t\t\treturn true;\n\t\t}\n\t}\n\tth.unget(start);\n\treturn false;\n}\n\nstatic bool parseNumber(Thread& th, P& code)\n{\n Z x;\n if (parseNumber(th, x)) {\n \t\tcode->add(opPushImmediate, x);\n return true;\n }\n return false;\n}\n\nstatic bool parseSymbol(Thread& th, P& result);\nstatic bool parseItemList(Thread& th, P& code, int endbrace);\n\n\nstatic bool parseQuote(Thread& th, P& code)\n{\n\tth.getc();\n\tP name;\n\n\tif (!parseSymbol(th, name)) \n\t\tsyntaxError(\"expected symbol after quote\");\n\t\n\tV vname(name);\n\tcode->add(opPushImmediate, vname);\n\n\treturn true; \n}\n\nstatic bool parseBackquote(Thread& th, P& code)\n{\n\tth.getc();\n\tP name;\n\n\tif (!parseSymbol(th, name)) \n\t\tsyntaxError(\"expected symbol after backquote\");\n\n\n\tV vname(name);\n\tV val;\n\tsize_t index;\n\tint scope = th.mCompileScope->indirectLookup(th, name, index, val);\n\tswitch (scope) {\n\t\tcase scopeLocal :\n\t\t\tval.i = index;\n\t\t\tcode->add(opPushLocalVar, val);\n\t\t\tbreak;\n\t\tcase scopeFunVar :\n\t\t\tval.i = index;\n\t\t\tcode->add(opPushFunVar, val);\n\t\t\tbreak;\n\t\tcase scopeBuiltIn :\n\t\t\tcode->add(opPushImmediate, val);\n\t\t\tbreak;\n\t\tcase scopeWorkspace :\n\t\t\tcode->add(opPushWorkspaceVar, vname);\n\t\t\tbreak;\n\t\tdefault :\n\t\t\tpost(\"backquote error: \\\"%s\\\" is an undefined word\\n\", name->s);\n\t\t\tsyntaxError(\"undefined word\");\n\t}\n\n\treturn true; \n}\n\nstatic bool parseDot(Thread& th, P& code)\n{\n\tth.getc();\n\tP name;\n\n\tif (!parseSymbol(th, name)) \n\t\tsyntaxError(\"expected symbol after dot\");\n\t\n\tV vname(name);\n\tcode->add(opDot, vname);\n\n\treturn true; \n}\n\nstatic bool parseComma(Thread& th, P& code)\n{\n\tth.getc();\n\tP name;\n\n\tif (!parseSymbol(th, name)) \n\t\tsyntaxError(\"expected symbol after dot\");\n\t\n\tV vname(name);\n\tcode->add(opComma, vname);\n\n\treturn true; \n}\n\nstatic bool parseColon(Thread& th, P& code)\n{\n\tth.getc();\n\n P name;\n\n if (!parseSymbol(th, name)) \n syntaxError(\"expected symbol after colon\");\n \n code->keys.push_back(name);\n\n\treturn true;\n}\n\nstatic bool parseEachOp(Thread& th, P& code)\n{\n\t\n\tint64_t mask = 0;\n\tint level = 0;\n\n\tth.getc();\n\tint c = th.getc();\n\t\n\tif (c == '@') {\n\t\tmask = 1; \n\t\t++level;\n\t\tdo {\n\t\t\tmask |= 1LL << level;\n\t\t\t++level;\n\t\t\tc = th.getc();\n\t\t} while (c == '@');\n\t} else if (c >= '2' && c <= '9') {\n\t\tmask = 1LL << (c - '1');\n\t\tc = th.getc();\n\t} else if (c == '0' || c == '1') {\n\t\tdo { \n\t\t\tif (c == '1')\n\t\t\t\tmask |= 1LL << level;\n\t\t\t++level;\n\t\t\tc = th.getc();\n\t\t} while (c == '0' || c == '1');\n\t} else {\n\t\tmask = 1;\n\t}\n\tif (isdigit(c)) {\n\t\tsyntaxError(\"unexpected extra digit after @\");\n\t}\n\t\n\tth.unget(1);\n\n\tV v;\n\tv.i = mask;\n\t\n\tcode->add(opEach, v);\n\t\n\t\n\treturn true; \n}\n\n\nstatic bool parseNewForm(Thread& th, P& code)\n{\n\tParsingWhat pw(th, parsingEnvir);\n\tP code2 = new Code(8);\n\tth.getc();\n\t\n\tparseItemList(th, code2, '}');\n\t\n\tif (code2->keys.size()) {\n\n\t\tP tmap = new TableMap(code2->keys.size());\n\t\t\n\t\tint i = 0;\n\t\tfor (Arg key : code2->keys) {\n tmap->put(i, key, key.Hash());\n\t\t\t++i;\n\t\t}\n\n\t\tcode2->keys.clear();\n\t\tcode2->add(opPushImmediate, V(tmap));\n\t\tcode2->add(opReturn, 0.);\n\t\tcode2->shrinkToFit();\n\n\t\tcode->add(opNewForm, V(code2));\n\t} else {\n\t\tcode2->add(opReturn, 0.);\n\t\tcode2->shrinkToFit();\n\t\tcode->add(opInherit, V(code2));\n\t}\n\t\t\t\n\treturn true;\n}\n\nstatic String* parseString(Thread& th);\n\nstatic bool parseStackEffect(Thread& th, int& outTakes, int& outLeaves)\n{\n\toutTakes = 0;\n\toutLeaves = 1;\n\tskipSpace(th);\n\tint c = th.c();\n\tif (!isdigit(c)) return true;\n\toutLeaves = 0;\n\t\n\twhile(isdigit(c)) {\n\t\toutTakes = outTakes * 10 + c - '0';\n\t\tc = th.getc();\n\t}\n\tif (c != '.') return false;\n\tc = th.getc();\n\twhile(isdigit(c)) {\n\t\toutLeaves = outLeaves * 10 + c - '0';\n\t\tc = th.getc();\n\t}\n\treturn true;\n}\n\nstatic bool parseLambda(Thread& th, P& code)\n{\n\t//ScopeLog sl(\"parseLambda\");\n\tParsingWhat pw(th, parsingLambda);\n\tth.getc();\n\tstd::vector > args;\n\t\t\n\tSaveCompileScope scs(th);\n\t\n\tP cs = new InnerCompileScope(th.mCompileScope);\n\tth.mCompileScope = cs();\n\t\n\twhile (1) {\n\t\tP name;\n\t\tif (!parseSymbol(th, name)) break;\n\t\targs.push_back(name);\n\t\t\n\t\tint takes, leaves;\n\t\tif (!parseStackEffect(th, takes, leaves)) {\n\t\t\tsyntaxError(\"incorrectly formatted function argument stack effect annotation.\");\n\t\t}\n\t\t\n\t\tLocalDef def;\n\t\tdef.mName = name;\n\t\tdef.mIndex = cs->mLocals.size();\n\t\tdef.mTakes = takes;\n\t\tdef.mLeaves = leaves;\n\t\tcs->mLocals.push_back(def);\n\t}\n\t\n\tskipSpace(th);\n\t\n\tP help = parseString(th);\n\n\tskipSpace(th);\n\t\n\tint c = th.getc();\t\n\tif (c != '[') {\n post(\"got char '%c' %d\\n\", c, c);\n\t\tsyntaxError(\"expected open square bracket after argument list\");\n\t}\n\t\t\n\tP code2 = new Code(8);\t\n\tparseItemList(th, code2, ']');\n\n\tcode2->add(opReturn, 0.);\n\tcode2->shrinkToFit();\n\t\n\t\t\n\t// compile code to push all fun vars\n\tfor (size_t i = 0; i < cs->mVars.size(); ++i) {\n\t\tVarDef& def = cs->mVars[i];\n\t\tV vindex;\n\t\tvindex.i = def.mFromIndex;\n\t\t\n\t\tif (def.mFromScope == scopeLocal) {\n\t\t\tcode->add(opPushLocalVar, vindex);\n\t\t} else {\n\t\t\tcode->add(opPushFunVar, vindex);\n\t\t}\n\t}\n\tif (args.size() > USHRT_MAX || cs->mLocals.size() > USHRT_MAX || cs->mVars.size() > USHRT_MAX)\n\t{\n\t\tpost(\"Too many variables!\\n\");\n\t\tthrow errSyntax;\n\t}\n\n FunDef* def = new FunDef(th, code2, args.size(), cs->mLocals.size(), cs->mVars.size(), help);\n\tdef->mArgNames = args;\n\tcode->add(opPushFun, def);\n\n\treturn true;\n}\n\n#define COMPILE_PARENS 1\n\nstatic bool parseParens(Thread& th, P& code)\n{\n\tParsingWhat pw(th, parsingParens);\n\tth.getc();\n\n#if COMPILE_PARENS\n\tP code2 = new Code(8);\n\tparseItemList(th, code2, ')');\n\n\tcode2->add(opReturn, 0.);\n\tcode2->shrinkToFit();\n\tcode->add(opParens, V(code2));\n#else\n\tparseItemList(th, code, ')');\n#endif\n\t\t\t\n\treturn true;\n}\n\nstatic bool parseArray(Thread& th, P& code)\n{\n\t//ScopeLog sl(\"parseArray\");\n\tParsingWhat pw(th, parsingArray);\n\tth.getc();\n\tP code2 = new Code(8);\n\tparseItemList(th, code2, ']');\n\n\tif (code2->size()) {\n\t\tcode2->add(opReturn, 0.);\n\t\tcode2->shrinkToFit();\n\t\tcode->add(opNewVList, V(code2));\n\t} else {\n\t\tcode->add(opPushImmediate, V(vm._nilv));\n\t}\n\n\t\t\t\n\treturn true;\n}\n\nstatic bool parseZArray(Thread& th, P& code)\n{\n\tParsingWhat pw(th, parsingArray);\n\tth.getc();\n\tth.getc();\n\tP code2 = new Code(8);\n\tparseItemList(th, code2, ']');\n\n\tif (code2->size()) {\n\t\tcode2->add(opReturn, 0.);\n\t\tcode2->shrinkToFit();\n\t\tcode->add(opNewZList, V(code2));\n\t} else {\n\t\tcode->add(opPushImmediate, V(vm._nilz));\n\t}\n\t\t\t\n\treturn true;\n}\n\nbool parseItemList(Thread& th, P& code, int endbrace)\n{\t\n\t//ScopeLog sl(\"parseItemList\");\n\t\n\twhile (1) {\n\t\tskipSpace(th);\n\t\tint c = th.c();\n\t\tif (c == endbrace) break;\n\t\tif (!parseElem(th, code)) {\n\t\t\tif (endbrace == ']') syntaxError(\"expected ']'\");\n\t\t\tif (endbrace == '}') syntaxError(\"expected '}'\");\n\t\t\tif (endbrace == ')') syntaxError(\"expected ')'\");\n\t\t}\n\t}\n\tth.getc(); // skip end brace\n\t\n\treturn true;\n}\n\n\nbool parseSymbol(Thread& th, P& result)\n{\n\t//ScopeLog sl(\"parseSymbol\");\n\tskipSpace(th);\n\tconst char* start = th.curline();\n\tint c = th.getc();\n\t\n\twhile(!endOfWord(c)) {\n\t\tc = th.getc();\n\t}\n\tth.unget(1);\n\n\tsize_t len = th.curline() - start;\n\tif (len == 0) return false;\n\n\tth.toToken(start, (int)len);\n\t\n\tresult = getsym(th.token);\n\n\treturn true;\n}\n\nstatic void bindVar(Thread& th, P const& name, P& code)\n{\n\tV val;\n\tsize_t index;\n\tint scope = th.mCompileScope->bindVar(th, name, index);\n\n\tV vname(name);\n\tif (scope == scopeWorkspace) {\n\t\t// compiling at top level\n\t\tcode->add(opBindWorkspaceVar, vname);\n\t} else {\n\t\tval.i = index;\n\t\tcode->add(opBindLocal, val);\n\t}\n}\n\nstatic void bindVarFromList(Thread& th, P const& name, P& code)\n{\n\tV val;\n\tsize_t varIndex;\n\tint scope = th.mCompileScope->bindVar(th, name, varIndex);\n\n\tif (scope == scopeWorkspace) {\n\t\t// compiling at top level\n\t\tV vname(name);\n\t\tcode->add(opBindWorkspaceVarFromList, vname);\n\t} else {\n\t\tval.i = varIndex;\n\t\tcode->add(opBindLocalFromList, val);\n\t}\n}\n\nbool parseWord(Thread& th, P& code)\n{\n\t//ScopeLog sl(\"parseWord\");\n\tP name;\n\n\tif (!parseSymbol(th, name)) return false;\n\t\t\n\tif (strcmp(name->cstr(), \"=\")==0) {\n\n\t\tskipSpace(th);\t\t\n\t\tif (th.c() == '(') {\n\t\t\tth.getc();\n\t\t\t// parse multiple assign\n\t\t\tstd::vector> names;\n\t\t\t{\n\t\t\t\tP name2;\n\t\t\t\twhile (parseSymbol(th, name2)) {\n\t\t\t\t\tnames.push_back(name2);\n\t\t\t\t}\n\t\t\t}\n\t\t\tif (names.size() == 0) {\n\t\t\t\tsyntaxError(\"expected a name after '= ('\\n\");\n\t\t\t}\n\t\t\tfor (int64_t i = names.size()-1; i>=0; --i) {\n\t\t\t\tbindVar(th, names[i], code);\n\t\t\t}\n\t\t\tskipSpace(th);\n\t\t\tif (th.c() != ')') {\n\t\t\t\tsyntaxError(\"expected ')' after '= ('\\n\");\n\t\t\t}\n\t\t\tth.getc();\n\t\t\tcode->add(opNone, 0.);\n\t\t} else if (th.c() == '[') {\n\t\t\tth.getc();\n\t\t\t// parse assign from array\n\t\t\tstd::vector> names;\n\t\t\t{\n\t\t\t\tP name2;\n\t\t\t\twhile (parseSymbol(th, name2)) {\n\t\t\t\t\tnames.push_back(name2);\n\t\t\t\t}\n\t\t\t}\n\t\t\tif (names.size() == 0) {\n\t\t\t\tsyntaxError(\"expected a name after '= ['\\n\");\n\t\t\t}\n\t\t\tfor (size_t i = 0; iadd(opNone, 0.);\n\t\t} else {\n\t\t\tP name2;\n\t\t\tif (!parseSymbol(th, name2)) {\n\t\t\t\tsyntaxError(\"expected a name after '='\\n\");\n\t\t\t}\n\t\t\tbindVar(th, name2, code);\n\t\t}\n\t} else {\n\t\tV val;\n\t\tsize_t index;\n\t\tint scope = th.mCompileScope->indirectLookup(th, name, index, val);\n\t\tV vname(name);\n\t\tswitch (scope) {\n\t\t\tcase scopeLocal :\n\t\t\t\tval.i = index;\n\t\t\t\tcode->add(opCallLocalVar, val);\n\t\t\t\tbreak;\n\t\t\tcase scopeFunVar :\n\t\t\t\tval.i = index;\n\t\t\t\tcode->add(opCallFunVar, val);\n\t\t\t\tbreak;\n\t\t\tcase scopeBuiltIn :\n\t\t\t\tcode->add(opCallImmediate, val);\n\t\t\t\tbreak;\n\t\t\tcase scopeWorkspace :\n\t\t\t\tcode->add(opCallWorkspaceVar, vname);\n\t\t\t\tbreak;\n\t\t\tdefault :\n\t\t\t\tpost(\"\\\"%s\\\" is an undefined word\\n\", name->cstr());\n\t\t\t\tsyntaxError(\"undefined word\");\n\t\t\t\t\n\t\t}\n\n\t}\n\t\n\treturn true;\n}\n\nstatic bool parseString(Thread& th, P& code)\n{\n\t//ScopeLog sl(\"parseString\");\n\tParsingWhat pw(th, parsingString);\n\t\n\tV string = parseString(th);\t\n\tcode->add(opPushImmediate, string);\n\n\treturn true;\n}\n\n", "suffix_code": "\n\nbool parseElem(Thread& th, P& code)\n{\t\n\tskipSpace(th);\n\tint c = th.c();\n\tif (c == 0)\n\t\treturn false;\n\tif (c == ']' || c == ')' || c == '}') {\n\t\tpost(\"unexpected '%c'.\\n\", c);\n\t\tthrow errSyntax;\n\t}\n\tif (c == '@')\n\t\t return parseEachOp(th, code);\n\tif (c == '(')\n\t\t return parseParens(th, code);\n\tif (c == '[')\n\t\t return parseArray(th, code);\n\tif (c == '{')\n\t\t return parseNewForm(th, code);\n\tif (c == '\\\\')\n\t\t return parseLambda(th, code);\n\tif (c == '\"')\n\t\treturn parseString(th, code);\n\tif (c == '\\'') \n\t\treturn parseQuote(th, code);\n\tif (c == '`') \n\t\treturn parseBackquote(th, code);\n\tif (c == ',') \n\t\treturn parseComma(th, code);\n\tif (c == ':')\n\t\treturn parseColon(th, code);\n\n\tif (c == '0' && th.d() == 'x') \n\t\treturn parseHexNumber(th, code) || parseWord(th, code);\n\n\tif (isdigit(c) || c == '+' || c == '-')\n\t\treturn parseNumber(th, code) || parseWord(th, code);\n \n if (c == 'p' && th.d() == 'i')\n\t\treturn parseNumber(th, code) || parseWord(th, code);\n\n\tif (c == '.')\n\t\treturn parseNumber(th, code) || parseDot(th, code);\n\n\n\tif (c == '#') {\n\t\tint d = th.d();\n\t\tif (!d) syntaxError(\"end of input after '#'\");\n\t\tif (d == '[') {\n\t\t\treturn parseZArray(th, code);\n\t\t} else {\n\t\t\treturn false;\n\t\t}\n\t}\n\t\n\treturn parseWord(th, code);\n}\n\n\nbool parseElems(Thread& th, P& code)\n{\n\tcode = new Code(8);\n\twhile (1) {\n\t\tif (!parseElem(th, code)) break;\n\t}\n\t\n\tcode->add(opReturn, 0.);\n\tcode->shrinkToFit();\n\t\t\n\treturn true;\n}\n\n/////////////////////////\n\n#pragma mark PRINTI\n\n#include \n\n///////////////////////// 1 2 3 4 5 6\n/////////////////////////1234567890123456789012345678901234567890123456789012345678901234\nconst char* s64Spaces = \" \";\nconst int kNumSpaces = 64;\n\nstatic void printSpaces(std::ostream& ost, int n)\n{\n\twhile (n >= kNumSpaces) {\n\t\tost << s64Spaces;\n\t\tn -= kNumSpaces;\n\t}\n\tif (n) {\n\t\tost << (s64Spaces + kNumSpaces - n);\n\t}\n}\n\nvoid printi(std::ostream& ost, int indent, const char* fmt, ...)\n{\n\tprintSpaces(ost, indent);\n ssize_t final_n, n = 256;\n std::string str;\n std::unique_ptr formatted;\n va_list ap;\n while(1)\n\t{\n formatted.reset(new char[n]); /* wrap the plain char array into the unique_ptr */\n strcpy(&formatted[0], fmt);\n va_start(ap, fmt);\n final_n = vsnprintf(&formatted[0], n, fmt, ap);\n va_end(ap);\n if (final_n < 0)\n\t\t\treturn; // error\n\t\tif (n <= final_n) {\n n = final_n;\n } else {\n\t\t\tost << formatted.get();\n\t\t\treturn;\n\t\t}\n }\n}\n\nvoid prints(std::ostream& ost, const char* fmt, ...)\n{\n ssize_t final_n, n = 256;\n std::string str;\n std::unique_ptr formatted;\n va_list ap;\n while(1)\n\t{\n formatted.reset(new char[n]); /* wrap the plain char array into the unique_ptr */\n strcpy(&formatted[0], fmt);\n va_start(ap, fmt);\n final_n = vsnprintf(&formatted[0], n, fmt, ap);\n va_end(ap);\n if (final_n < 0)\n\t\t\treturn; // error\n\t\tif (n <= final_n) {\n n = final_n;\n } else {\n\t\t\tost << formatted.get();\n\t\t\treturn;\n\t\t}\n }\n}\n//////////////////////////////////\n\n", "middle_code": "static String* parseString(Thread& th)\n{\n\tif (th.c() != '\"') return nullptr;\n\tParsingWhat pw(th, parsingString);\n\tth.getc();\n\tint c = th.getc();\n\tstd::string str;\n\twhile (true) {\n\t\tif (c == 0) {\n\t\t\tsyntaxError(\"end of input in string\");\n\t\t} else if (c == '\\\\' && th.c() == '\\\\') {\n\t\t\tth.getc();\n\t\t\tc = th.getc();\n\t\t\tswitch (c) {\n\t\t\t\tcase 'n' : str += '\\n'; break;\n\t\t\t\tcase 'r' : str += '\\r'; break;\n\t\t\t\tcase 'f' : str += '\\f'; break;\n\t\t\t\tcase 'v' : str += '\\v'; break;\n\t\t\t\tcase 't' : str += '\\t'; break;\n\t\t\t\tdefault : str += c; break;\n\t\t\t}\n\t\t\tc = th.getc();\n\t\t} else if (c == '\"') {\n\t\t\tif (th.c() == '\"') {\n\t\t\t\tc = th.getc();\n\t\t\t\tstr += '\"';\n\t\t\t} else {\n\t\t\t\tbreak;\n\t\t\t}\n\t\t} else {\n\t\t\tstr += c;\n\t\t\tc = th.getc();\n\t\t}\n\t}\n\treturn new String(str.c_str());\n}", "code_description": null, "fill_type": "FUNCTION_TYPE", "language_type": "cpp", "sub_task_type": null}, "context_code": [["/sapf/src/VM.cpp", "// SAPF - Sound As Pure Form\n// Copyright (C) 2019 James McCartney\n//\n// This program is free software: you can redistribute it and/or modify\n// it under the terms of the GNU General Public License as published by\n// the Free Software Foundation, either version 3 of the License, or\n// (at your option) any later version.\n//\n// This program is distributed in the hope that it will be useful,\n// but WITHOUT ANY WARRANTY; without even the implied warranty of\n// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n// GNU General Public License for more details.\n//\n// You should have received a copy of the GNU General Public License\n// along with this program. If not, see .\n\n#include \"VM.hpp\"\n#include \"Opcode.hpp\"\n#include \"Parser.hpp\"\n#include \"MultichannelExpansion.hpp\"\n#include \"elapsedTime.hpp\"\n#include \n#include \n\nVM vm;\n\npthread_mutex_t gHelpMutex = PTHREAD_MUTEX_INITIALIZER;\n\nstd::atomic randSeedCounter = 77777;\n\nuint64_t timeseed()\n{\n\tstruct timeval tv;\n\tgettimeofday(&tv, 0);\n\tint32_t counter = ++randSeedCounter;\n\treturn Hash64(tv.tv_sec) + Hash64(tv.tv_usec) + Hash64(counter);\n}\n\n\nThread::Thread()\n :rate(vm.ar), stackBase(0), localBase(0),\n\tmWorkspace(new GForm()),\n parsingWhat(parsingWords),\n fromString(false),\n line(NULL)\n{\n\trgen.init(timeseed());\n}\n\nThread::Thread(const Thread& inParent)\n :rate(inParent.rate), stackBase(0), localBase(0),\n mWorkspace(inParent.mWorkspace),\n parsingWhat(parsingWords),\n fromString(false),\n line(NULL)\n{\n\trgen.init(timeseed());\n}\n\nThread::Thread(const Thread& inParent, P const& inFun)\n :rate(vm.ar), stackBase(0), localBase(0),\n fun(inFun),\n mWorkspace(inParent.mWorkspace),\n parsingWhat(parsingWords),\n fromString(false),\n line(NULL)\n{\n\trgen.init(timeseed());\n}\n\nThread::~Thread() {}\n\n//////////////////////\n\nstatic void inherit_(Thread& th, Prim* prim)\n{\n\tV vparent = th.pop();\n\tP