busybox/libbb/info_msg.c

/* vi: set sw=4 ts=4: */
/*
 * Utility routines.
 *
 * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
 *
 * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
 */

#include "libbb.h"
#if ENABLE_FEATURE_SYSLOG
# include <syslog.h>
#endif

void FAST_FUNC bb_info_msg(const char *s, ...)
{
#ifdef THIS_ONE_DOESNT_DO_SINGLE_WRITE
	va_list p;
	/* va_copy is used because it is not portable
	 * to use va_list p twice */
	va_list p2;

	va_start(p, s);
	va_copy(p2, p);
	if (logmode & LOGMODE_STDIO) {
		vprintf(s, p);
		fputs(msg_eol, stdout);
	}
# if ENABLE_FEATURE_SYSLOG
	if (logmode & LOGMODE_SYSLOG)
		vsyslog(LOG_INFO, s, p2);
# endif
	va_end(p2);
	va_end(p);
#else
	int used;
	char *msg;
	va_list p;

	if (logmode == 0)
		return;

	va_start(p, s);
	used = vasprintf(&msg, s, p);
	va_end(p);
	if (used < 0)
		return;

# if ENABLE_FEATURE_SYSLOG
	if (logmode & LOGMODE_SYSLOG)
		syslog(LOG_INFO, "%s", msg);
# endif
	if (logmode & LOGMODE_STDIO) {
		fflush_all();
		/* used = strlen(msg); - must be true already */
		msg[used++] = '\n';
		full_write(STDOUT_FILENO, msg, used);
	}

	free(msg);
#endif
}
1	niro	532	/* vi: set sw=4 ts=4: */
2			/*
3			* Utility routines.
4			*
5			* Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
6			*
7			* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
8			*/
9
10			#include "libbb.h"
11	niro	1123	#if ENABLE_FEATURE_SYSLOG
12			# include <syslog.h>
13			#endif
14	niro	532
15	niro	816	void FAST_FUNC bb_info_msg(const char *s, ...)
16	niro	532	{
17	niro	984	#ifdef THIS_ONE_DOESNT_DO_SINGLE_WRITE
18	niro	532	va_list p;
19	niro	816	/* va_copy is used because it is not portable
20			* to use va_list p twice */
21			va_list p2;
22	niro	532
23			va_start(p, s);
24	niro	816	va_copy(p2, p);
25			if (logmode & LOGMODE_STDIO) {
26			vprintf(s, p);
27			fputs(msg_eol, stdout);
28			}
29	niro	1123	# if ENABLE_FEATURE_SYSLOG
30			if (logmode & LOGMODE_SYSLOG)
31	niro	816	vsyslog(LOG_INFO, s, p2);
32	niro	1123	# endif
33	niro	816	va_end(p2);
34	niro	532	va_end(p);
35	niro	984	#else
36			int used;
37			char *msg;
38			va_list p;
39
40			if (logmode == 0)
41			return;
42
43			va_start(p, s);
44			used = vasprintf(&msg, s, p);
45			va_end(p);
46			if (used < 0)
47			return;
48
49	niro	1123	# if ENABLE_FEATURE_SYSLOG
50			if (logmode & LOGMODE_SYSLOG)
51	niro	984	syslog(LOG_INFO, "%s", msg);
52	niro	1123	# endif
53	niro	984	if (logmode & LOGMODE_STDIO) {
54			fflush_all();
55			/* used = strlen(msg); - must be true already */
56			msg[used++] = '\n';
57			full_write(STDOUT_FILENO, msg, used);
58			}
59
60			free(msg);
61			#endif
62	niro	532	}