src/vfs/smbfs/helpers/lib/slprintf.c

   1 /*
   2    Unix SMB/Netbios implementation.
   3    Version 1.9.
   4    snprintf replacement
   5
   6    Copyright (C) Andrew Tridgell 1998
   7
   8    Copyright (C) 2011
   9    The Free Software Foundation, Inc.
  10
  11    This file is part of the Midnight Commander.
  12
  13    The Midnight Commander is free software: you can redistribute it
  14    and/or modify it under the terms of the GNU General Public License as
  15    published by the Free Software Foundation, either version 3 of the License,
  16    or (at your option) any later version.
  17
  18    The Midnight Commander is distributed in the hope that it will be useful,
  19    but WITHOUT ANY WARRANTY; without even the implied warranty of
  20    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21    GNU General Public License for more details.
  22
  23    You should have received a copy of the GNU General Public License
  24    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  25 */
  26
  27 #include "includes.h"
  28
  29 extern int DEBUGLEVEL;
  30
  31
  32 /* this is like vsnprintf but the 'n' limit does not include
  33    the terminating null. So if you have a 1024 byte buffer then
  34    pass 1023 for n */
  35 int vslprintf(char *str, int n, const char *format, va_list ap)
  36 {
  37         int ret = vsnprintf(str, n, format, ap);
  38         if (ret > n || ret < 0) {
  39                 str[n] = 0;
  40                 return -1;
  41         }
  42         str[ret] = 0;
  43         return ret;
  44 }
  45
  46 #ifdef HAVE_STDARG_H
  47  int slprintf(char *str, int n, const char *format, ...)
  48 {
  49 #else
  50  int slprintf(va_alist)
  51 va_dcl
  52 {
  53         char *str, *format;
  54         int n;
  55 #endif
  56         va_list ap;
  57         int ret;
  58
  59 #ifdef HAVE_STDARG_H
  60         va_start(ap, format);
  61 #else
  62         va_start(ap);
  63         str = va_arg(ap,char *);
  64         n = va_arg(ap,int);
  65         format = va_arg(ap,char *);
  66 #endif
  67
  68         ret = vslprintf(str,n,format,ap);
  69         va_end(ap);
  70         return ret;
  71 }