mirror of git://gcc.gnu.org/git/gcc.git
62 lines
1.8 KiB
C
62 lines
1.8 KiB
C
/* Implement the xvasprintf function.
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Copyright (C) 2014-2019 Free Software Foundation, Inc.
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Contributed by Manuel Lopez-Ibanez.
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This file is part of the libiberty library.
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Libiberty is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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Libiberty is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with libiberty; see the file COPYING.LIB. If not, write
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to the Free Software Foundation, Inc., 51 Franklin Street - Fifth
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Floor, Boston, MA 02110-1301, USA. */
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <ansidecl.h>
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#include <stdarg.h>
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#if !defined (va_copy) && defined (__va_copy)
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# define va_copy(d,s) __va_copy((d),(s))
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#endif
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#include <stdio.h>
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#ifdef HAVE_STRING_H
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#include <string.h>
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#endif
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#include "libiberty.h"
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#include "vprintf-support.h"
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/*
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@deftypefn Replacement char* xvasprintf (const char *@var{format}, va_list @var{args})
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Print to allocated string without fail. If @code{xvasprintf} fails,
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this will print a message to @code{stderr} (using the name set by
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@code{xmalloc_set_program_name}, if any) and then call @code{xexit}.
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@end deftypefn
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*/
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char *
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xvasprintf (const char *format,
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#if defined (_BSD_VA_LIST_) && defined (__FreeBSD__)
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_BSD_VA_LIST_ args)
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#else
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va_list args)
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#endif
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{
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char *result;
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int total_width = libiberty_vprintf_buffer_size (format, args);
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result = (char *) xmalloc (total_width);
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vsprintf (result, format, args);
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return result;
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}
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