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Unified Diff: src/v8utils.cc

Issue 256753002: Merge v8utils.* and utils.* (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 6 years, 8 months ago
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Index: src/v8utils.cc
diff --git a/src/v8utils.cc b/src/v8utils.cc
deleted file mode 100644
index 7390d854e63eb850adffe1ecca53138ebcdd5a6a..0000000000000000000000000000000000000000
--- a/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
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