4 * This file is part of BeRTOS.
6 * Bertos is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
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12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
20 * As a special exception, you may use this file as part of a free software
21 * library without restriction. Specifically, if other files instantiate
22 * templates or use macros or inline functions from this file, or you compile
23 * this file and link it with other files to produce an executable, this
24 * file does not by itself cause the resulting executable to be covered by
25 * the GNU General Public License. This exception does not however
26 * invalidate any other reasons why the executable file might be covered by
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29 * Copyright 2002, 2004, 2005 Develer S.r.l. (http://www.develer.com/)
33 * \brief sprintf() implementation based on _formatted_write()
35 * \author Bernie Innocenti <bernie@codewiz.org>
37 * $WIZ$ module_name = "sprintf"
38 * $WIZ$ module_depends = "formatwr"
39 * $WIZ$ module_harvard = "both"
42 #include <mware/formatwr.h>
44 #include <cfg/compiler.h>
49 static void __str_put_char(char c, void *ptr)
52 * This Does not work on Code Warrior. Hmm...
53 * *(*((char **)ptr))++ = c;
60 static void __null_put_char(UNUSED_ARG(char, c), UNUSED_ARG(void *, ptr))
66 int PGM_FUNC(vsprintf)(char *str, const char * PGM_ATTR fmt, va_list ap)
72 result = PGM_FUNC(_formatted_write)(fmt, __str_put_char, &str, ap);
74 /* Terminate string */
78 result = PGM_FUNC(_formatted_write)(fmt, __null_put_char, 0, ap);
85 int PGM_FUNC(sprintf)(char *str, const char * fmt, ...)
91 result = PGM_FUNC(vsprintf)(str, fmt, ap);
98 * State information for __sn_put_char()
107 * formatted_write() callback used [v]snprintf().
109 static void __sn_put_char(char c, void *ptr)
111 struct __sn_state *state = (struct __sn_state *)ptr;
121 int PGM_FUNC(vsnprintf)(char *str, size_t size, const char * PGM_ATTR fmt, va_list ap)
125 /* Make room for traling '\0'. */
130 struct __sn_state state;
134 result = PGM_FUNC(_formatted_write)(fmt, __sn_put_char, &state, ap);
136 /* Terminate string. */
140 result = PGM_FUNC(_formatted_write)(fmt, __null_put_char, 0, ap);
147 int PGM_FUNC(snprintf)(char *str, size_t size, const char * fmt, ...)
153 result = PGM_FUNC(vsnprintf)(str, size, fmt, ap);