/*
* Copyright 2017 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SKSL_FILEOUTPUTSTREAM
#define SKSL_FILEOUTPUTSTREAM
#include "src/sksl/SkSLOutputStream.h"
#include "src/sksl/SkSLUtil.h"
#include <stdio.h>
namespace SkSL {
class FileOutputStream : public OutputStream {
public :
FileOutputStream(const char * name) {
fFile = fopen(name, "wb" );
}
~FileOutputStream() override {
if (fOpen) {
close();
}
}
bool isValid() const override {
return nullptr != fFile;
}
void write8(uint8_t b) override {
SkASSERT(fOpen);
if (isValid()) {
if (EOF == fputc(b, fFile)) {
fFile = nullptr;
}
}
}
void writeText(const char * s) override {
SkASSERT(fOpen);
if (isValid()) {
if (EOF == fputs(s, fFile)) {
fFile = nullptr;
}
}
}
void write(const void * s, size_t size) override {
if (isValid()) {
size_t written = fwrite(s, 1, size, fFile);
if (written != size) {
fFile = nullptr;
}
}
}
bool close() {
fOpen = false ;
if (isValid() && fclose(fFile)) {
fFile = nullptr;
return false ;
}
return true ;
}
private :
bool fOpen = true ;
FILE *fFile;
using INHERITED = OutputStream;
};
} // namespace
#endif
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