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Annotation of OpenXM_contrib/gmp/printf/asprntffuns.c, Revision 1.1.1.1

1.1       ohara       1: /* __gmp_asprintf_memory etc -- formatted output to allocated space.
                      2:
                      3: Copyright 2001, 2002 Free Software Foundation, Inc.
                      4:
                      5: This file is part of the GNU MP Library.
                      6:
                      7: The GNU MP Library is free software; you can redistribute it and/or modify
                      8: it under the terms of the GNU Lesser General Public License as published by
                      9: the Free Software Foundation; either version 2.1 of the License, or (at your
                     10: option) any later version.
                     11:
                     12: The GNU MP Library is distributed in the hope that it will be useful, but
                     13: WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
                     14: or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
                     15: License for more details.
                     16:
                     17: You should have received a copy of the GNU Lesser General Public License
                     18: along with the GNU MP Library; see the file COPYING.LIB.  If not, write to
                     19: the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
                     20: MA 02111-1307, USA. */
                     21:
                     22:
                     23: /* These routines are in a separate file so that the mpz_t, mpq_t and mpf_t
                     24:    operator<< routines can avoid dragging vsnprintf into the link (via
                     25:    __gmp_asprintf_format).  */
                     26:
                     27: #include "config.h"
                     28:
                     29: #if HAVE_STDARG
                     30: #include <stdarg.h>
                     31: #else
                     32: #include <varargs.h>
                     33: #endif
                     34:
                     35: #include <stdio.h>
                     36: #include <stdlib.h>
                     37: #include <string.h>
                     38:
                     39: #include "gmp.h"
                     40: #include "gmp-impl.h"
                     41:
                     42:
                     43: int
                     44: __gmp_asprintf_memory (struct gmp_asprintf_t *d, const char *str, size_t len)
                     45: {
                     46:   GMP_ASPRINTF_T_NEED (d, len);
                     47:   memcpy (d->buf + d->size, str, len);
                     48:   d->size += len;
                     49:   return len;
                     50: }
                     51:
                     52: int
                     53: __gmp_asprintf_reps (struct gmp_asprintf_t *d, int c, int reps)
                     54: {
                     55:   GMP_ASPRINTF_T_NEED (d, reps);
                     56:   memset (d->buf + d->size, c, reps);
                     57:   d->size += reps;
                     58:   return reps;
                     59: }
                     60:
                     61: int
                     62: __gmp_asprintf_final (struct gmp_asprintf_t *d)
                     63: {
                     64:   char  *buf = d->buf;
                     65:   ASSERT (d->alloc >= d->size + 1);
                     66:   buf[d->size] = '\0';
                     67:   __GMP_REALLOCATE_FUNC_MAYBE_TYPE (buf, d->alloc, d->size+1, char);
                     68:   *d->result = buf;
                     69:   return 0;
                     70: }