| 1 | /* Print output of stream to given obstack. | 
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| 2 | Copyright (C) 1996-2020 Free Software Foundation, Inc. | 
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| 3 | This file is part of the GNU C Library. | 
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| 4 | Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996. | 
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| 5 |  | 
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| 6 | The GNU C Library is free software; you can redistribute it and/or | 
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| 7 | modify it under the terms of the GNU Lesser General Public | 
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| 8 | License as published by the Free Software Foundation; either | 
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| 9 | version 2.1 of the License, or (at your option) any later version. | 
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| 10 |  | 
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| 11 | The GNU C Library is distributed in the hope that it will be useful, | 
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| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | 
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| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU | 
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| 14 | Lesser General Public License for more details. | 
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| 15 |  | 
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| 16 | You should have received a copy of the GNU Lesser General Public | 
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| 17 | License along with the GNU C Library; if not, see | 
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| 18 | <https://www.gnu.org/licenses/>.  */ | 
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| 19 |  | 
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| 20 | #include <libio/libioP.h> | 
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| 21 | #include <stdarg.h> | 
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| 22 |  | 
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| 23 |  | 
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| 24 | int | 
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| 25 | __obstack_printf_chk (struct obstack *obstack, int flag, const char *format, | 
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| 26 | ...) | 
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| 27 | { | 
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| 28 | /* For flag > 0 (i.e. __USE_FORTIFY_LEVEL > 1) request that %n | 
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| 29 | can only come from read-only format strings.  */ | 
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| 30 | unsigned int mode = (flag > 0) ? PRINTF_FORTIFY : 0; | 
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| 31 | va_list ap; | 
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| 32 | int ret; | 
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| 33 |  | 
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| 34 | va_start (ap, format); | 
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| 35 | ret = __obstack_vprintf_internal (obstack, format, ap, mode); | 
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| 36 | va_end (ap); | 
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| 37 |  | 
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| 38 | return ret; | 
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| 39 | } | 
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| 40 |  | 
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