lib/util/dprintf.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    display print functions
   4    Copyright (C) Andrew Tridgell 2001
   5    Copyright (C) Jelmer Vernooij 2007
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 */
  20
  21
  22 /*
  23   this module provides functions for printing internal strings in the
  24   "display charset".
  25
  26   This charset may be quite different from the chosen unix charset.
  27
  28   Eventually these functions will need to take care of column count constraints
  29
  30   The d_ prefix on print functions in Samba refers to the display character set
  31   conversion
  32 */
  33
  34 #include "includes.h"
  35 #include "system/locale.h"
  36
  37 static int d_vfprintf(FILE *f, const char *format, va_list ap)
  38                       PRINTF_ATTRIBUTE(2,0);
  39
  40 static int d_vfprintf(FILE *f, const char *format, va_list ap)
  41 {
  42         return vfprintf(f, format, ap);
  43 }
  44
  45
  46 _PUBLIC_ int d_fprintf(FILE *f, const char *format, ...)
  47 {
  48         int ret;
  49         va_list ap;
  50
  51         va_start(ap, format);
  52         ret = d_vfprintf(f, format, ap);
  53         va_end(ap);
  54
  55         return ret;
  56 }
  57
  58 static FILE *outfile;
  59
  60 _PUBLIC_  int d_printf(const char *format, ...)
  61 {
  62         int ret;
  63        va_list ap;
  64
  65        if (!outfile) outfile = stdout;
  66
  67        va_start(ap, format);
  68        ret = d_vfprintf(outfile, format, ap);
  69        va_end(ap);
  70
  71        return ret;
  72 }
  73
  74 /* interactive programs need a way of tell d_*() to write to stderr instead
  75    of stdout */
  76 void display_set_stderr(void)
  77 {
  78         outfile = stderr;
  79 }