mirror of
https://github.com/morgan9e/systemd
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abe72100cf
There is many pitfalls in using memstream. Let's introduce a wrapper to make us safely use it.
28 lines
747 B
C
28 lines
747 B
C
/* SPDX-License-Identifier: LGPL-2.1-or-later */
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#pragma once
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#include <stdio.h>
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#include "macro.h"
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typedef struct MemStream {
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FILE *f;
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char *buf;
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size_t sz;
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} MemStream;
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void memstream_done(MemStream *m);
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FILE* memstream_init(MemStream *m);
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int memstream_finalize(MemStream *m, char **ret_buf, size_t *ret_size);
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/* This finalizes the passed memstream. */
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int memstream_dump_internal(
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int level,
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int error,
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const char *file,
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int line,
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const char *func,
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MemStream *m);
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#define memstream_dump(level, m) \
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memstream_dump_internal(level, 0, PROJECT_FILE, __LINE__, __func__, m)
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