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54 lines
950 B
C
54 lines
950 B
C
/*
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* tools/libtxt/util.h - Utility functions
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*
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* Written 2012 by Werner Almesberger
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* Copyright 2012 Werner Almesberger
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef UTIL_H
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#define UTIL_H
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#include <stdarg.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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static inline void *alloc_size(size_t size)
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{
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void *tmp = malloc(size);
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if (!tmp)
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abort();
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return tmp;
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}
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#define alloc_type(t) ((t *) alloc_size(sizeof(t)))
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static const char *alloc_sprintf(const char *fmt, ...)
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{
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va_list ap;
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char *tmp, *res;
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int n;
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va_start(ap, fmt);
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n = vasprintf(&tmp, fmt, ap);
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va_end(ap);
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if (n < 0)
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abort();
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res = malloc(n+1);
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if (!res)
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abort();
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memcpy(res, tmp, n+1);
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return res;
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}
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#endif /* !UTIL_H */
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