/* 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 <iomanip>
#include <sstream>
-#include <cmath>
-#include "Error.hpp"
-#include "Execute.hpp"
-#include "Parser.hpp"
-#include "String.hpp"
+#include <dlfcn.h>
-#include "Cycript.tab.hh"
-#include "Driver.hpp"
+#include <sys/mman.h>
+#include "Code.hpp"
#include "ConvertUTF.h"
+#include "Driver.hpp"
+#include "Error.hpp"
+#include "Execute.hpp"
+#include "Pooling.hpp"
+#include "String.hpp"
+#include "Syntax.hpp"
/* C Strings {{{ */
CYUTF8String CYPoolUTF8String(CYPool &pool, CYUTF16String utf16) {
// XXX: this is wrong
size_t size(utf16.size * 5);
- char *temp(new(pool) char[size]);
+ char *temp(new(pool) char[size + 1]);
const uint16_t *lhs(utf16.data);
uint8_t *rhs(reinterpret_cast<uint8_t *>(temp));
CYUTF16String CYPoolUTF16String(CYPool &pool, CYUTF8String utf8) {
// XXX: this is wrong
size_t size(utf8.size * 5);
- uint16_t *temp(new (pool) uint16_t[size]);
+ uint16_t *temp(new (pool) uint16_t[size + 1]);
const uint8_t *lhs(reinterpret_cast<const uint8_t *>(utf8.data));
uint16_t *rhs(temp);
return false;
}
/* }}} */
-/* 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);
-
- str << (single ? '\'' : '"');
-
- for (const char *value(data), *end(data + size); value != end; ++value)
- switch (*value) {
- case '\\': str << "\\\\"; break;
- case '\b': str << "\\b"; break;
- case '\f': str << "\\f"; break;
- case '\n': str << "\\n"; break;
- case '\r': str << "\\r"; break;
- case '\t': str << "\\t"; break;
- case '\v': str << "\\v"; break;
-
- case '"':
- if (!single)
- str << "\\\"";
- else goto simple;
- break;
-
- case '\'':
- if (single)
- str << "\\'";
- else goto simple;
- 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:
- str << *value;
- }
-
- str << (single ? '\'' : '"');
-}
-
-void CYNumerify(std::ostringstream &str, double value) {
- char string[32];
- // XXX: I want this to print 1e3 rather than 1000
- sprintf(string, "%.17g", value);
- str << string;
-}
bool CYIsKey(CYUTF8String value) {
const char *data(value.data);
return true;
}
-/* }}} */
-double CYCastDouble(const char *value, size_t size) {
- char *end;
- double number(strtod(value, &end));
- if (end != value + size)
- return NAN;
- return number;
+_visible bool CYStartsWith(const CYUTF8String &haystack, const CYUTF8String &needle) {
+ return haystack.size >= needle.size && strncmp(haystack.data, needle.data, needle.size) == 0;
}
-double CYCastDouble(const char *value) {
- return CYCastDouble(value, strlen(value));
-}
-
-CYUTF8String CYPoolCode(CYPool &pool, CYUTF8String code) {
+CYUTF8String CYPoolCode(CYPool &pool, std::streambuf &stream) {
CYLocalPool local;
- CYStream stream(code.data, code.data + code.size);
- CYDriver driver(stream);
+ CYDriver driver(local, stream);
- cy::parser parser(driver);
- _assert(parser.parse() == 0);
- _assert(driver.errors_.empty());
+ if (driver.Parse()) {
+ if (!driver.errors_.empty())
+ CYThrow("%s", driver.errors_.front().message_.c_str());
+ CYThrow("syntax error");
+ }
CYOptions options;
CYContext context(options);
- driver.program_->Replace(context);
+ driver.script_->Replace(context);
- std::ostringstream str;
+ std::stringbuf str;
CYOutput out(str, options);
- out << *driver.program_;
- return $pool.strdup(str.str().c_str());
+ out << *driver.script_;
+ return pool.strdup(str.str().c_str());
}
-extern "C" bool CydgetMemoryParse(const uint16_t **data, size_t *size) {
- CYPool pool;
-
- CYUTF8String utf8(CYPoolUTF8String(pool, CYUTF16String(*data, *size)));
- try {
- utf8 = CYPoolCode(pool, utf8);
- } catch (const CYException &) {
- *data = NULL;
- *size = 0;
- return false;
- }
-
- CYUTF16String utf16(CYPoolUTF16String(pool, CYUTF8String(utf8.data, utf8.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;
+CYUTF8String CYPoolCode(CYPool &pool, CYUTF8String code) {
+ CYStream stream(code.data, code.data + code.size);
+ return CYPoolCode(pool, stream);
}
CYPool &CYGetGlobalPool() {
static CYPool pool;
return pool;
}
-
-void CYThrow(const char *format, ...) {
- va_list args;
- va_start(args, format);
- throw CYPoolError(format, args);
- // XXX: does this matter? :(
- va_end(args);
-}
-
-const char *CYPoolError::PoolCString(CYPool &pool) const {
- return pool.strdup(message_);
-}
-
-CYPoolError::CYPoolError(const CYPoolError &rhs) :
- message_(pool_.strdup(rhs.message_))
-{
-}
-
-CYPoolError::CYPoolError(const char *format, ...) {
- va_list args;
- va_start(args, format);
- // XXX: there might be a beter way to think about this
- message_ = pool_.vsprintf(64, format, args);
- va_end(args);
-}
-
-CYPoolError::CYPoolError(const char *format, va_list args) {
- // XXX: there might be a beter way to think about this
- message_ = pool_.vsprintf(64, format, args);
-}
projects / cycript.git / blobdiff