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.
11 * This program is distributed in the hope that it will be useful,
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
27 * the GNU General Public License.
29 * Copyright 2002, 2004, 2005 Develer S.r.l. (http://www.develer.com/)
33 * \brief sprintf() implementation based on _formatted_write()
36 * \author Bernardo Innocenti <bernie@develer.com>
41 *#* Revision 1.11 2006/07/19 12:56:28 bernie
42 *#* Convert to new Doxygen style.
44 *#* Revision 1.10 2005/04/11 19:10:28 bernie
45 *#* Include top-level headers from cfg/ subdir.
47 *#* Revision 1.9 2005/02/18 12:48:01 bernie
48 *#* Fix bug with NULL buffers (caught with unit test).
50 *#* Revision 1.8 2005/02/18 12:34:29 bernie
51 *#* Include <mware/pgm.h> explicitly for non-Harvard archs.
53 *#* Revision 1.7 2004/12/31 17:47:45 bernie
54 *#* Rename UNUSED() to UNUSED_ARG().
56 *#* Revision 1.6 2004/11/16 21:15:19 bernie
57 *#* Fix off-by-one bug in [v]snprintf().
59 *#* Revision 1.5 2004/10/03 18:54:36 bernie
60 *#* sprintf(): Fix a serious bug; snprintf(): New function.
62 *#* Revision 1.4 2004/08/25 14:12:09 rasky
63 *#* Aggiornato il comment block dei log RCS
65 *#* Revision 1.3 2004/06/27 15:20:26 aleph
66 *#* Change UNUSED() macro to accept two arguments: type and name;
67 *#* Add macro GNUC_PREREQ to detect GCC version during build;
68 *#* Some spacing cleanups and typo fix
70 *#* Revision 1.2 2004/06/03 11:27:09 bernie
71 *#* Add dual-license information.
74 #include <mware/formatwr.h>
75 #include <mware/pgm.h>
76 #include <cfg/compiler.h>
81 static void __str_put_char(char c, void *ptr)
84 * This Does not work on Code Warrior. Hmm...
85 * *(*((char **)ptr))++ = c;
92 static void __null_put_char(UNUSED_ARG(char, c), UNUSED_ARG(void *, ptr))
98 int PGM_FUNC(vsprintf)(char *str, const char * PGM_ATTR fmt, va_list ap)
104 result = PGM_FUNC(_formatted_write)(fmt, __str_put_char, &str, ap);
106 /* Terminate string */
110 result = PGM_FUNC(_formatted_write)(fmt, __null_put_char, 0, ap);
117 int PGM_FUNC(sprintf)(char *str, const char * fmt, ...)
123 result = PGM_FUNC(vsprintf)(str, fmt, ap);
130 * State information for __sn_put_char()
139 * formatted_write() callback used [v]snprintf().
141 static void __sn_put_char(char c, void *ptr)
143 struct __sn_state *state = (struct __sn_state *)ptr;
153 int PGM_FUNC(vsnprintf)(char *str, size_t size, const char * PGM_ATTR fmt, va_list ap)
157 /* Make room for traling '\0'. */
162 struct __sn_state state;
166 result = PGM_FUNC(_formatted_write)(fmt, __sn_put_char, &state, ap);
168 /* Terminate string. */
172 result = PGM_FUNC(_formatted_write)(fmt, __null_put_char, 0, ap);
179 int PGM_FUNC(snprintf)(char *str, size_t size, const char * fmt, ...)
185 result = PGM_FUNC(vsnprintf)(str, size, fmt, ap);