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Diffstat (limited to 'deps/v8/src/v8utils.cc')
-rw-r--r-- | deps/v8/src/v8utils.cc | 276 |
1 files changed, 0 insertions, 276 deletions
diff --git a/deps/v8/src/v8utils.cc b/deps/v8/src/v8utils.cc deleted file mode 100644 index 7390d854e6..0000000000 --- a/deps/v8/src/v8utils.cc +++ /dev/null @@ -1,276 +0,0 @@ -// Copyright 2011 the V8 project authors. All rights reserved. -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are -// met: -// -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// * Redistributions in binary form must reproduce the above -// copyright notice, this list of conditions and the following -// disclaimer in the documentation and/or other materials provided -// with the distribution. -// * Neither the name of Google Inc. nor the names of its -// contributors may be used to endorse or promote products derived -// from this software without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -#include <stdarg.h> - -#include "v8.h" - -#include "platform.h" - -#include "sys/stat.h" - -namespace v8 { -namespace internal { - - -void PrintF(const char* format, ...) { - va_list arguments; - va_start(arguments, format); - OS::VPrint(format, arguments); - va_end(arguments); -} - - -void PrintF(FILE* out, const char* format, ...) { - va_list arguments; - va_start(arguments, format); - OS::VFPrint(out, format, arguments); - va_end(arguments); -} - - -void PrintPID(const char* format, ...) { - OS::Print("[%d] ", OS::GetCurrentProcessId()); - va_list arguments; - va_start(arguments, format); - OS::VPrint(format, arguments); - va_end(arguments); -} - - -void Flush(FILE* out) { - fflush(out); -} - - -char* ReadLine(const char* prompt) { - char* result = NULL; - char line_buf[256]; - int offset = 0; - bool keep_going = true; - fprintf(stdout, "%s", prompt); - fflush(stdout); - while (keep_going) { - if (fgets(line_buf, sizeof(line_buf), stdin) == NULL) { - // fgets got an error. Just give up. - if (result != NULL) { - DeleteArray(result); - } - return NULL; - } - int len = StrLength(line_buf); - if (len > 1 && - line_buf[len - 2] == '\\' && - line_buf[len - 1] == '\n') { - // When we read a line that ends with a "\" we remove the escape and - // append the remainder. - line_buf[len - 2] = '\n'; - line_buf[len - 1] = 0; - len -= 1; - } else if ((len > 0) && (line_buf[len - 1] == '\n')) { - // Since we read a new line we are done reading the line. This - // will exit the loop after copying this buffer into the result. - keep_going = false; - } - if (result == NULL) { - // Allocate the initial result and make room for the terminating '\0' - result = NewArray<char>(len + 1); - } else { - // Allocate a new result with enough room for the new addition. - int new_len = offset + len + 1; - char* new_result = NewArray<char>(new_len); - // Copy the existing input into the new array and set the new - // array as the result. - OS::MemCopy(new_result, result, offset * kCharSize); - DeleteArray(result); - result = new_result; - } - // Copy the newly read line into the result. - OS::MemCopy(result + offset, line_buf, len * kCharSize); - offset += len; - } - ASSERT(result != NULL); - result[offset] = '\0'; - return result; -} - - -char* ReadCharsFromFile(FILE* file, - int* size, - int extra_space, - bool verbose, - const char* filename) { - if (file == NULL || fseek(file, 0, SEEK_END) != 0) { - if (verbose) { - OS::PrintError("Cannot read from file %s.\n", filename); - } - return NULL; - } - - // Get the size of the file and rewind it. - *size = ftell(file); - rewind(file); - - char* result = NewArray<char>(*size + extra_space); - for (int i = 0; i < *size && feof(file) == 0;) { - int read = static_cast<int>(fread(&result[i], 1, *size - i, file)); - if (read != (*size - i) && ferror(file) != 0) { - fclose(file); - DeleteArray(result); - return NULL; - } - i += read; - } - return result; -} - - -char* ReadCharsFromFile(const char* filename, - int* size, - int extra_space, - bool verbose) { - FILE* file = OS::FOpen(filename, "rb"); - char* result = ReadCharsFromFile(file, size, extra_space, verbose, filename); - if (file != NULL) fclose(file); - return result; -} - - -byte* ReadBytes(const char* filename, int* size, bool verbose) { - char* chars = ReadCharsFromFile(filename, size, 0, verbose); - return reinterpret_cast<byte*>(chars); -} - - -static Vector<const char> SetVectorContents(char* chars, - int size, - bool* exists) { - if (!chars) { - *exists = false; - return Vector<const char>::empty(); - } - chars[size] = '\0'; - *exists = true; - return Vector<const char>(chars, size); -} - - -Vector<const char> ReadFile(const char* filename, - bool* exists, - bool verbose) { - int size; - char* result = ReadCharsFromFile(filename, &size, 1, verbose); - return SetVectorContents(result, size, exists); -} - - -Vector<const char> ReadFile(FILE* file, - bool* exists, - bool verbose) { - int size; - char* result = ReadCharsFromFile(file, &size, 1, verbose, ""); - return SetVectorContents(result, size, exists); -} - - -int WriteCharsToFile(const char* str, int size, FILE* f) { - int total = 0; - while (total < size) { - int write = static_cast<int>(fwrite(str, 1, size - total, f)); - if (write == 0) { - return total; - } - total += write; - str += write; - } - return total; -} - - -int AppendChars(const char* filename, - const char* str, - int size, - bool verbose) { - FILE* f = OS::FOpen(filename, "ab"); - if (f == NULL) { - if (verbose) { - OS::PrintError("Cannot open file %s for writing.\n", filename); - } - return 0; - } - int written = WriteCharsToFile(str, size, f); - fclose(f); - return written; -} - - -int WriteChars(const char* filename, - const char* str, - int size, - bool verbose) { - FILE* f = OS::FOpen(filename, "wb"); - if (f == NULL) { - if (verbose) { - OS::PrintError("Cannot open file %s for writing.\n", filename); - } - return 0; - } - int written = WriteCharsToFile(str, size, f); - fclose(f); - return written; -} - - -int WriteBytes(const char* filename, - const byte* bytes, - int size, - bool verbose) { - const char* str = reinterpret_cast<const char*>(bytes); - return WriteChars(filename, str, size, verbose); -} - - - -void StringBuilder::AddFormatted(const char* format, ...) { - va_list arguments; - va_start(arguments, format); - AddFormattedList(format, arguments); - va_end(arguments); -} - - -void StringBuilder::AddFormattedList(const char* format, va_list list) { - ASSERT(!is_finalized() && position_ <= buffer_.length()); - int n = OS::VSNPrintF(buffer_ + position_, format, list); - if (n < 0 || n >= (buffer_.length() - position_)) { - position_ = buffer_.length(); - } else { - position_ += n; - } -} - -} } // namespace v8::internal |