mirror of https://gitee.com/openkylin/glib2.0.git
146 lines
3.2 KiB
C
146 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, see <http://www.gnu.org/licenses/>.
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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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#include <config.h>
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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 "g-gnulib.h"
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#include "vasnprintf.h"
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#include "printf.h"
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int _g_gnulib_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 = _g_gnulib_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 _g_gnulib_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 = _g_gnulib_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 _g_gnulib_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 = _g_gnulib_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 _g_gnulib_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 = _g_gnulib_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 _g_gnulib_vprintf (char const *format, va_list args)
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{
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return _g_gnulib_vfprintf (stdout, format, args);
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}
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int _g_gnulib_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, rlength;
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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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rlength = fwrite (result, 1, length, file);
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free (result);
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return rlength;
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}
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int _g_gnulib_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 _g_gnulib_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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{
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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 _g_gnulib_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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