src/prog-fprintf.c

   1 /* prog-fprintf.c - common formating output functions and definitions
   2    Copyright (C) 2008-2011 Free Software Foundation, Inc.
   3
   4    This program is free software: you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation, either version 3 of the License, or
   7    (at your option) any later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  16
  17 #include <config.h>
  18 #include <stdarg.h>
  19 #include <sys/types.h>
  20
  21 #include "system.h"
  22
  23 #include "prog-fprintf.h"
  24
  25 /* Display program name followed by variable list.
  26    Used for e.g. verbose output */
  27 void
  28 prog_fprintf (FILE *fp, char const *fmt, ...)
  29 {
  30   va_list ap;
  31   fputs (program_name, fp);
  32   fputs (": ", fp);
  33   va_start (ap, fmt);
  34   vfprintf (fp, fmt, ap);
  35   va_end (ap);
  36   fputc ('\n', fp);
  37 }