| 1 | /* __gmp_obstack_printf_funs -- support for gmp_obstack_printf and |
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| 2 | gmp_obstack_vprintf. |
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| 3 | |
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| 4 | THE FUNCTIONS IN THIS FILE ARE FOR INTERNAL USE ONLY. THEY'RE ALMOST |
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| 5 | CERTAIN TO BE SUBJECT TO INCOMPATIBLE CHANGES OR DISAPPEAR COMPLETELY IN |
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| 6 | FUTURE GNU MP RELEASES. |
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| 7 | |
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| 8 | Copyright 2001 Free Software Foundation, Inc. |
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| 9 | |
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| 10 | This file is part of the GNU MP Library. |
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| 11 | |
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| 12 | The GNU MP Library is free software; you can redistribute it and/or modify |
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| 13 | it under the terms of the GNU Lesser General Public License as published by |
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| 14 | the Free Software Foundation; either version 2.1 of the License, or (at your |
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| 15 | option) any later version. |
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| 16 | |
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| 17 | The GNU MP Library is distributed in the hope that it will be useful, but |
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| 18 | WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
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| 19 | or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public |
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| 20 | License for more details. |
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| 21 | |
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| 22 | You should have received a copy of the GNU Lesser General Public License |
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| 23 | along with the GNU MP Library; see the file COPYING.LIB. If not, write to |
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| 24 | the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, |
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| 25 | MA 02111-1307, USA. */ |
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| 26 | |
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| 27 | #include "config.h" |
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| 28 | |
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| 29 | #if HAVE_OBSTACK_VPRINTF |
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| 30 | |
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| 31 | #define _GNU_SOURCE /* ask glibc <stdio.h> for obstack_vprintf */ |
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| 32 | |
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| 33 | #if HAVE_STDARG |
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| 34 | #include <stdarg.h> |
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| 35 | #else |
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| 36 | #include <varargs.h> |
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| 37 | #endif |
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| 38 | |
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| 39 | #include <stdio.h> /* for obstack_vprintf */ |
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| 40 | #include <string.h> |
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| 41 | #include <obstack.h> |
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| 42 | |
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| 43 | #include "gmp.h" |
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| 44 | #include "gmp-impl.h" |
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| 45 | |
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| 46 | |
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| 47 | static int |
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| 48 | gmp_obstack_memory (struct obstack *ob, const char *ptr, size_t len) |
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| 49 | { |
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| 50 | obstack_grow (ob, ptr, len); |
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| 51 | return len; |
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| 52 | } |
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| 53 | |
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| 54 | static int |
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| 55 | gmp_obstack_reps (struct obstack *ob, int c, int reps) |
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| 56 | { |
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| 57 | obstack_blank (ob, reps); |
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| 58 | memset ((char *) obstack_next_free(ob) - reps, c, reps); |
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| 59 | return reps; |
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| 60 | } |
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| 61 | |
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| 62 | const struct doprnt_funs_t __gmp_obstack_printf_funs = { |
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| 63 | (doprnt_format_t) obstack_vprintf, |
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| 64 | (doprnt_memory_t) gmp_obstack_memory, |
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| 65 | (doprnt_reps_t) gmp_obstack_reps |
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| 66 | }; |
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| 67 | |
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| 68 | #endif /* HAVE_OBSTACK_VPRINTF */ |
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