diff options
Diffstat (limited to 'deps/v8/src/v8utils.cc')
-rw-r--r-- | deps/v8/src/v8utils.cc | 52 |
1 files changed, 39 insertions, 13 deletions
diff --git a/deps/v8/src/v8utils.cc b/deps/v8/src/v8utils.cc index 89f9d953ee..bf0e05d05b 100644 --- a/deps/v8/src/v8utils.cc +++ b/deps/v8/src/v8utils.cc @@ -110,11 +110,11 @@ char* ReadLine(const char* prompt) { } -char* ReadCharsFromFile(const char* filename, +char* ReadCharsFromFile(FILE* file, int* size, int extra_space, - bool verbose) { - FILE* file = OS::FOpen(filename, "rb"); + 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); @@ -127,16 +127,26 @@ char* ReadCharsFromFile(const char* filename, rewind(file); char* result = NewArray<char>(*size + extra_space); - for (int i = 0; i < *size;) { + for (int i = 0; i < *size && feof(file) == 0;) { int read = static_cast<int>(fread(&result[i], 1, *size - i, file)); - if (read <= 0) { + if (read != (*size - i) && ferror(file) != 0) { fclose(file); DeleteArray(result); return NULL; } i += read; } - fclose(file); + 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; } @@ -147,18 +157,34 @@ byte* ReadBytes(const char* filename, int* size, bool verbose) { } +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); - if (!result) { - *exists = false; - return Vector<const char>::empty(); - } - result[size] = '\0'; - *exists = true; - return Vector<const char>(result, size); + 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); } |