/* Cycript - Optimizing JavaScript Compiler/Runtime
- * Copyright (C) 2009-2013 Jay Freeman (saurik)
+ * Copyright (C) 2009-2015 Jay Freeman (saurik)
*/
-/* GNU General Public License, Version 3 {{{ */
+/* GNU Affero General Public License, Version 3 {{{ */
/*
- * Cycript is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published
- * by the Free Software Foundation, either version 3 of the License,
- * or (at your option) any later version.
- *
- * Cycript is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Cycript. If not, see <http://www.gnu.org/licenses/>.
+ * GNU Affero General Public License for more details.
+
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
**/
/* }}} */
-#include <dlfcn.h>
-
#include "cycript.hpp"
-#include "Pooling.hpp"
-
-#include <sys/mman.h>
-
#include <iostream>
#include <set>
#include <map>
#include <sstream>
#include <cmath>
+#include <dlfcn.h>
+
+#include <sys/mman.h>
+
+#include "ConvertUTF.h"
+#include "Driver.hpp"
#include "Error.hpp"
#include "Execute.hpp"
-#include "Parser.hpp"
+#include "Pooling.hpp"
#include "String.hpp"
+#include "Syntax.hpp"
-#include "Cycript.tab.hh"
-#include "Driver.hpp"
-
-#include "ConvertUTF.h"
+template <>
+::pthread_key_t CYLocal<CYPool>::key_ = Key_();
/* C Strings {{{ */
CYUTF8String CYPoolUTF8String(CYPool &pool, CYUTF16String utf16) {
}
/* }}} */
/* JavaScript *ify {{{ */
-void CYStringify(std::ostringstream &str, const char *data, size_t size) {
- unsigned quot(0), apos(0);
- for (const char *value(data), *end(data + size); value != end; ++value)
- if (*value == '"')
- ++quot;
- else if (*value == '\'')
- ++apos;
-
- bool single(quot > apos);
+void CYStringify(std::ostringstream &str, const char *data, size_t size, bool c) {
+ bool single;
+ if (c)
+ single = false;
+ else {
+ unsigned quot(0), apos(0);
+ for (const char *value(data), *end(data + size); value != end; ++value)
+ if (*value == '"')
+ ++quot;
+ else if (*value == '\'')
+ ++apos;
+
+ single = quot > apos;
+ }
str << (single ? '\'' : '"');
for (const char *value(data), *end(data + size); value != end; ++value)
- switch (*value) {
+ switch (uint8_t next = *value) {
case '\\': str << "\\\\"; break;
case '\b': str << "\\b"; break;
case '\f': str << "\\f"; break;
else goto simple;
break;
+ case '\0':
+ if (value[1] >= '0' && value[1] <= '9')
+ str << "\\x00";
+ else
+ str << "\\0";
+ break;
+
default:
- // this test is designed to be "awesome", generating neither warnings nor incorrect results
- if (*value < 0x20 || *value >= 0x7f)
- str << "\\x" << std::setbase(16) << std::setw(2) << std::setfill('0') << unsigned(uint8_t(*value));
- else simple:
+ if (next >= 0x20 && next < 0x7f) simple:
str << *value;
+ else {
+ unsigned levels(1);
+ if ((next & 0x80) != 0)
+ while ((next & 0x80 >> ++levels) != 0);
+
+ unsigned point(next & 0xff >> levels);
+ while (--levels != 0)
+ point = point << 6 | uint8_t(*++value) & 0x3f;
+
+ if (point < 0x100)
+ str << "\\x" << std::setbase(16) << std::setw(2) << std::setfill('0') << point;
+ else if (point < 0x10000)
+ str << "\\u" << std::setbase(16) << std::setw(4) << std::setfill('0') << point;
+ else {
+ point -= 0x10000;
+ str << "\\u" << std::setbase(16) << std::setw(4) << std::setfill('0') << (0xd800 | point >> 0x0a);
+ str << "\\u" << std::setbase(16) << std::setw(4) << std::setfill('0') << (0xdc00 | point & 0x3ff);
+ }
+ }
}
str << (single ? '\'' : '"');
}
void CYNumerify(std::ostringstream &str, double value) {
+ if (std::isinf(value)) {
+ if (value < 0)
+ str << '-';
+ str << "Infinity";
+ return;
+ }
+
char string[32];
// XXX: I want this to print 1e3 rather than 1000
sprintf(string, "%.17g", value);
return CYCastDouble(value, strlen(value));
}
-extern "C" bool CydgetMemoryParse(const uint16_t **data, size_t *size) {
- CYLocalPool local;
-
- CYUTF8String utf8(CYPoolUTF8String(local, CYUTF16String(*data, *size)));
- CYStream stream(utf8.data, utf8.data + utf8.size);
- CYDriver driver(stream);
+_visible bool CYStartsWith(const CYUTF8String &haystack, const CYUTF8String &needle) {
+ return haystack.size >= needle.size && strncmp(haystack.data, needle.data, needle.size) == 0;
+}
- cy::parser parser(driver);
- if (parser.parse() != 0 || !driver.errors_.empty()) {
- *data = NULL;
- *size = 0;
- return false;
- }
+CYUTF8String CYPoolCode(CYPool &pool, std::streambuf &stream) {
+ CYLocalPool local;
+ CYDriver driver(local, stream);
+ _assert(!driver.Parse());
+ _assert(driver.errors_.empty());
CYOptions options;
CYContext context(options);
- driver.program_->Replace(context);
- std::ostringstream str;
- CYOutput out(str, options);
- out << *driver.program_;
- std::string code(str.str());
+ driver.script_->Replace(context);
- CYPool pool;
- CYUTF16String utf16(CYPoolUTF16String(pool, CYUTF8String(code.c_str(), code.size())));
-
- size_t bytes(utf16.size * sizeof(uint16_t));
- uint16_t *copy(reinterpret_cast<uint16_t *>(malloc(bytes)));
- memcpy(copy, utf16.data, bytes);
-
- *data = copy;
- *size = utf16.size;
- return true;
+ std::stringbuf str;
+ CYOutput out(str, options);
+ out << *driver.script_;
+ return $pool.strdup(str.str().c_str());
}
CYPool &CYGetGlobalPool() {
return pool;
}
-void CYThrow(const char *format, ...) {
+_visible void CYThrow(const char *format, ...) {
va_list args;
va_start(args, format);
throw CYPoolError(format, args);
projects / cycript.git / blobdiff