57 lines
1.4 KiB
C
57 lines
1.4 KiB
C
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/*
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* Copyright (C) 2014 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include <stdarg.h>
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#include <stdio.h>
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#include <private/bionic_macros.h>
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class MallocXmlElem {
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public:
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// Name must be valid throughout lifetime of the object.
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explicit MallocXmlElem(FILE* fp, const char* name,
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const char* attr_fmt = nullptr, ...) : fp_(fp), name_(name) {
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fprintf(fp, "<%s", name_);
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if (attr_fmt != nullptr) {
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va_list args;
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va_start(args, attr_fmt);
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fputc(' ', fp_);
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vfprintf(fp_, attr_fmt, args);
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va_end(args);
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}
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fputc('>', fp_);
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}
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~MallocXmlElem() noexcept {
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fprintf(fp_, "</%s>", name_);
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}
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void Contents(const char* fmt, ...) {
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va_list args;
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va_start(args, fmt);
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vfprintf(fp_, fmt, args);
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va_end(args);
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}
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private:
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FILE* fp_;
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const char* name_;
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BIONIC_DISALLOW_IMPLICIT_CONSTRUCTORS(MallocXmlElem);
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};
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