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36 lines
630 B
C
36 lines
630 B
C
/* vi: set sw=4 ts=4: */
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/*
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Copyright (C) 2002,2005 Vladimir Oleynik <dzo@simtreas.ru>
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <stdarg.h>
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#include "libbb.h"
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char *bb_xasprintf(const char *format, ...)
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{
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va_list p;
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int r;
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char *string_ptr;
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#ifdef HAVE_GNU_EXTENSIONS
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va_start(p, format);
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r = vasprintf(&string_ptr, format, p);
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va_end(p);
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#else
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va_start(p, format);
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r = vsnprintf(NULL, 0, format, p);
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va_end(p);
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string_ptr = xmalloc(r+1);
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va_start(p, format);
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r = vsnprintf(string_ptr, r+1, format, p);
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va_end(p);
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#endif
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if (r < 0) {
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bb_perror_msg_and_die("bb_xasprintf");
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}
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return string_ptr;
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}
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