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8fc876f09f
We will add support for our own printf modifiers, so we can get nice debug log output on all operating systems irrespective of the specific libc version used. https://bugzilla.gnome.org/show_bug.cgi?id=613081
157 lines
3.2 KiB
C
157 lines
3.2 KiB
C
/* GLIB - Library of useful routines for C programming
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* Copyright (C) 2003 Matthias Clasen
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/*
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* Modified by the GLib Team and others 2003. See the AUTHORS
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* file for a list of people on the GLib Team. See the ChangeLog
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* files for a list of changes. These files are distributed with
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* GLib at ftp://ftp.gtk.org/pub/gtk/.
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*/
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <string.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include "gst-printf.h"
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#include "vasnprintf.h"
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#include "printf.h"
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int
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__gst_printf (char const *format, ...)
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{
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va_list args;
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int retval;
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va_start (args, format);
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retval = __gst_vprintf (format, args);
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va_end (args);
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return retval;
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}
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int
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__gst_fprintf (FILE * file, char const *format, ...)
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{
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va_list args;
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int retval;
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va_start (args, format);
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retval = __gst_vfprintf (file, format, args);
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va_end (args);
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return retval;
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}
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int
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__gst_sprintf (char *string, char const *format, ...)
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{
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va_list args;
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int retval;
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va_start (args, format);
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retval = __gst_vsprintf (string, format, args);
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va_end (args);
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return retval;
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}
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int
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__gst_snprintf (char *string, size_t n, char const *format, ...)
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{
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va_list args;
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int retval;
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va_start (args, format);
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retval = __gst_vsnprintf (string, n, format, args);
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va_end (args);
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return retval;
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}
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int
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__gst_vprintf (char const *format, va_list args)
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{
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return __gst_vfprintf (stdout, format, args);
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}
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int
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__gst_vfprintf (FILE * file, char const *format, va_list args)
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{
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char *result;
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size_t length;
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result = vasnprintf (NULL, &length, format, args);
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if (result == NULL)
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return -1;
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fwrite (result, 1, length, file);
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free (result);
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return length;
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}
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int
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__gst_vsprintf (char *string, char const *format, va_list args)
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{
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char *result;
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size_t length;
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result = vasnprintf (NULL, &length, format, args);
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if (result == NULL)
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return -1;
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memcpy (string, result, length + 1);
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free (result);
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return length;
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}
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int
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__gst_vsnprintf (char *string, size_t n, char const *format, va_list args)
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{
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char *result;
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size_t length;
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result = vasnprintf (NULL, &length, format, args);
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if (result == NULL)
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return -1;
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if (n > 0) {
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memcpy (string, result, MIN (length + 1, n));
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string[n - 1] = 0;
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}
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free (result);
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return length;
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}
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int
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__gst_vasprintf (char **result, char const *format, va_list args)
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{
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size_t length;
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*result = vasnprintf (NULL, &length, format, args);
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if (*result == NULL)
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return -1;
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return length;
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}
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