diff options
author | Kevin Ryde <user42@zip.com.au> | 2001-10-01 02:04:32 +0200 |
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committer | Kevin Ryde <user42@zip.com.au> | 2001-10-01 02:04:32 +0200 |
commit | d8753e630e56d56f46a3fc6cbcbbf570855479a7 (patch) | |
tree | ec7a0ba45613708369fce458193b7d7c6e6e2153 /printf | |
parent | 9ee34a446fe8fc3bcebc65a6d0736e151c512577 (diff) | |
download | gmp-d8753e630e56d56f46a3fc6cbcbbf570855479a7.tar.gz |
* printf/asprntffuns.c: New file.
* printf/asprntffuns.c, printf/vasprintf.c, gmp-impl.h
(__gmp_asprintf_memory, __gmp_asprintf_reps, __gmp_asprintf_final):
Move to asprntffuns.c, rename to __gmp and make global, remove
spurious formal parameters from __gmp_asprintf_final.
Diffstat (limited to 'printf')
-rw-r--r-- | printf/asprntffuns.c | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/printf/asprntffuns.c b/printf/asprntffuns.c new file mode 100644 index 000000000..53fe307dc --- /dev/null +++ b/printf/asprntffuns.c @@ -0,0 +1,79 @@ +/* __gmp_asprintf_memory etc -- formatted output to allocated space. + +Copyright 2001 Free Software Foundation, Inc. + +This file is part of the GNU MP Library. + +The GNU MP Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 2.1 of the License, or (at your +option) any later version. + +The GNU MP Library is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public +License for more details. + +You should have received a copy of the GNU Lesser General Public License +along with the GNU MP Library; see the file COPYING.LIB. If not, write to +the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, +MA 02111-1307, USA. */ + + +/* These routines are provided separately to let mpz_out_ostream, + mpq_out_ostream and mpf_out_ostream avoid dragging vsnprintf into the + link via __gmp_asprintf_format. + + These routines are only needed to support gmp_asprintf if vsnprintf + exists, or to support mpz_out_ostream if C++ has been enabled. (It'd be + a pretty strange C++ environment which didn't have vsnprintf, so testing + WANT_CXX probably doesn't change anything.) */ + +#include "config.h" + +#if HAVE_VSNPRINTF || WANT_CXX + +#if HAVE_STDARG +#include <stdarg.h> +#else +#include <varargs.h> +#endif + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include "gmp.h" +#include "gmp-impl.h" + + +int +__gmp_asprintf_memory (struct gmp_asprintf_t *d, const char *str, size_t len) +{ + GMP_ASPRINTF_T_NEED (d, len); + memcpy (d->buf + d->size, str, len); + d->size += len; + return len; +} + +int +__gmp_asprintf_reps (struct gmp_asprintf_t *d, int c, int reps) +{ + GMP_ASPRINTF_T_NEED (d, reps); + memset (d->buf + d->size, c, reps); + d->size += reps; + return reps; +} + +int +__gmp_asprintf_final (struct gmp_asprintf_t *d) +{ + char *buf = d->buf; + ASSERT (d->alloc >= d->size + 1); + buf[d->size] = '\0'; + __GMP_REALLOCATE_FUNC_MAYBE (buf, d->alloc, d->size+1); + *d->result = buf; + return 0; +} + +#endif /* HAVE_VSNPRINTF || WANT_CXX */ |