udhcp: get rid of bb_info_msg()

function                                             old     new   delta
udhcpd_main                                         1501    1531     +30
d6_recv_raw_packet                                   251     264     +13
perform_d6_release                                   188     198     +10
udhcpc6_main                                        2443    2449      +6
udhcp_recv_raw_packet                                582     588      +6
udhcp_recv_kernel_packet                             132     138      +6
send_d6_renew                                        140     146      +6
d6_recv_kernel_packet                                118     124      +6
send_renew                                            77      82      +5
send_discover                                         85      90      +5
send_decline                                          84      89      +5
send_d6_select                                        97     102      +5
send_d6_discover                                     174     179      +5
perform_release                                      167     172      +5
count_lines                                           72      74      +2
udhcpc_main                                         2836    2837      +1
bb_info_msg                                          125       -    -125
------------------------------------------------------------------------------
(add/remove: 0/2 grow/shrink: 17/4 up/down: 117/-180)         Total: -63 bytes
   text	   data	    bss	    dec	    hex	filename
 924935	    906	  17160	 943001	  e6399	busybox_old
 924736	    906	  17160	 942802	  e62d2	busybox_unstripped

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

16 files changed, 107 insertions, 171 deletions

diff --git a/include/libbb.h b/include/libbb.h
index 8b226c0..98d7884 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -1150,7 +1150,6 @@ extern void bb_herror_msg(const char *s, ...) __attribute__ ((format (printf, 1,
 extern void bb_herror_msg_and_die(const char *s, ...) __attribute__ ((noreturn, format (printf, 1, 2))) FAST_FUNC;
 extern void bb_perror_nomsg_and_die(void) NORETURN FAST_FUNC;
 extern void bb_perror_nomsg(void) FAST_FUNC;
-extern void bb_info_msg(const char *s, ...) __attribute__ ((format (printf, 1, 2))) FAST_FUNC;
 extern void bb_verror_msg(const char *s, va_list p, const char *strerr) FAST_FUNC;
 extern void bb_logenv_override(void) FAST_FUNC;
 
diff --git a/libbb/Kbuild.src b/libbb/Kbuild.src
index 7fb6872..b08ce11 100644
--- a/libbb/Kbuild.src
+++ b/libbb/Kbuild.src
@@ -46,7 +46,6 @@ lib-y += get_volsize.o
 lib-y += herror_msg.o
 lib-y += human_readable.o
 lib-y += inet_common.o
-lib-y += info_msg.o
 lib-y += inode_hash.o
 lib-y += isdirectory.o
 lib-y += kernel_version.o
diff --git a/libbb/info_msg.c b/libbb/info_msg.c
deleted file mode 100644
index 56ca2ef..0000000
--- a/libbb/info_msg.c
+++ b/dev/null
@@ -1,62 +0,0 @@
-/* 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 source tree.
- */
-
-#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
-}
diff --git a/networking/udhcp/arpping.c b/networking/udhcp/arpping.c
index fad2283..c980273 100644
--- a/networking/udhcp/arpping.c
+++ b/networking/udhcp/arpping.c
@@ -132,6 +132,6 @@ int FAST_FUNC arpping(uint32_t test_nip,
 
  ret:
 	close(s);
-	log1("%srp reply received for this address", rv ? "No a" : "A");
+	log1("%srp reply received for this address", rv ? "no a" : "A");
 	return rv;
 }
diff --git a/networking/udhcp/common.c b/networking/udhcp/common.c
index 680852c..1c18634 100644
--- a/networking/udhcp/common.c
+++ b/networking/udhcp/common.c
@@ -183,7 +183,7 @@ static void log_option(const char *pfx, const uint8_t *opt)
 	if (dhcp_verbose >= 2) {
 		char buf[256 * 2 + 2];
 		*bin2hex(buf, (void*) (opt + OPT_DATA), opt[OPT_LEN]) = '\0';
-		bb_info_msg("%s: 0x%02x %s", pfx, opt[OPT_CODE], buf);
+		bb_error_msg("%s: 0x%02x %s", pfx, opt[OPT_CODE], buf);
 	}
 }
 #else
@@ -269,7 +269,7 @@ uint8_t* FAST_FUNC udhcp_get_option(struct dhcp_packet *packet, int code)
 	}
 
 	/* log3 because udhcpc uses it a lot - very noisy */
-	log3("Option 0x%02x not found", code);
+	log3("option 0x%02x not found", code);
 	return NULL;
 }
 
@@ -402,7 +402,7 @@ static NOINLINE void attach_option(
 		struct option_set *new, **curr;
 
 		/* make a new option */
-		log2("Attaching option %02x to list", optflag->code);
+		log2("attaching option %02x to list", optflag->code);
 		new = xmalloc(sizeof(*new));
 		new->data = xmalloc(length + OPT_DATA);
 		new->data[OPT_CODE] = optflag->code;
@@ -422,7 +422,7 @@ static NOINLINE void attach_option(
 		unsigned old_len;
 
 		/* add it to an existing option */
-		log2("Attaching option %02x to existing member of list", optflag->code);
+		log2("attaching option %02x to existing member of list", optflag->code);
 		old_len = existing->data[OPT_LEN];
 		if (old_len + length < 255) {
 			/* actually 255 is ok too, but adding a space can overlow it */
diff --git a/networking/udhcp/common.h b/networking/udhcp/common.h
index d20659e..496ab11 100644
--- a/networking/udhcp/common.h
+++ b/networking/udhcp/common.h
@@ -256,16 +256,16 @@ struct option_set *udhcp_find_option(struct option_set *opt_list, uint8_t code)
 #if defined CONFIG_UDHCP_DEBUG && CONFIG_UDHCP_DEBUG >= 1
 # define IF_UDHCP_VERBOSE(...) __VA_ARGS__
 extern unsigned dhcp_verbose;
-# define log1(...) do { if (dhcp_verbose >= 1) bb_info_msg(__VA_ARGS__); } while (0)
+# define log1(...) do { if (dhcp_verbose >= 1) bb_error_msg(__VA_ARGS__); } while (0)
 # if CONFIG_UDHCP_DEBUG >= 2
 void udhcp_dump_packet(struct dhcp_packet *packet) FAST_FUNC;
-#  define log2(...) do { if (dhcp_verbose >= 2) bb_info_msg(__VA_ARGS__); } while (0)
+#  define log2(...) do { if (dhcp_verbose >= 2) bb_error_msg(__VA_ARGS__); } while (0)
 # else
 #  define udhcp_dump_packet(...) ((void)0)
 #  define log2(...) ((void)0)
 # endif
 # if CONFIG_UDHCP_DEBUG >= 3
-#  define log3(...) do { if (dhcp_verbose >= 3) bb_info_msg(__VA_ARGS__); } while (0)
+#  define log3(...) do { if (dhcp_verbose >= 3) bb_error_msg(__VA_ARGS__); } while (0)
 # else
 #  define log3(...) ((void)0)
 # endif
diff --git a/networking/udhcp/d6_dhcpc.c b/networking/udhcp/d6_dhcpc.c
index 4e9b705..422254d 100644
--- a/networking/udhcp/d6_dhcpc.c
+++ b/networking/udhcp/d6_dhcpc.c
@@ -251,7 +251,7 @@ static void d6_run_script(struct d6_packet *packet, const char *name)
 	envp = fill_envp(packet);
 
 	/* call script */
-	log1("Executing %s %s", client_config.script, name);
+	log1("executing %s %s", client_config.script, name);
 	argv[0] = (char*) client_config.script;
 	argv[1] = (char*) name;
 	argv[2] = NULL;
@@ -428,7 +428,7 @@ static NOINLINE int send_d6_discover(uint32_t xid, struct in6_addr *requested_ip
 	 */
 	opt_ptr = add_d6_client_options(opt_ptr);
 
-	bb_info_msg("Sending discover...");
+	bb_error_msg("sending %s", "discover");
 	return d6_mcast_from_client_config_ifindex(&packet, opt_ptr);
 }
 
@@ -481,7 +481,7 @@ static NOINLINE int send_d6_select(uint32_t xid)
 	 */
 	opt_ptr = add_d6_client_options(opt_ptr);
 
-	bb_info_msg("Sending select...");
+	bb_error_msg("sending %s", "select");
 	return d6_mcast_from_client_config_ifindex(&packet, opt_ptr);
 }
 
@@ -550,7 +550,7 @@ static NOINLINE int send_d6_renew(uint32_t xid, struct in6_addr *server_ipv6, st
 	 */
 	opt_ptr = add_d6_client_options(opt_ptr);
 
-	bb_info_msg("Sending renew...");
+	bb_error_msg("sending %s", "renew");
 	if (server_ipv6)
 		return d6_send_kernel_packet(
 			&packet, (opt_ptr - (uint8_t*) &packet),
@@ -573,7 +573,7 @@ static int send_d6_release(struct in6_addr *server_ipv6, struct in6_addr *our_cu
 	/* IA NA (contains our current IP) */
 	opt_ptr = d6_store_blob(opt_ptr, client6_data.ia_na, client6_data.ia_na->len + 2+2);
 
-	bb_info_msg("Sending release...");
+	bb_error_msg("sending %s", "release");
 	return d6_send_kernel_packet(
 		&packet, (opt_ptr - (uint8_t*) &packet),
 		our_cur_ipv6, CLIENT_PORT6,
@@ -592,19 +592,19 @@ static NOINLINE int d6_recv_raw_packet(struct in6_addr *peer_ipv6
 
 	bytes = safe_read(fd, &packet, sizeof(packet));
 	if (bytes < 0) {
-		log1("Packet read error, ignoring");
+		log1("packet read error, ignoring");
 		/* NB: possible down interface, etc. Caller should pause. */
 		return bytes; /* returns -1 */
 	}
 
 	if (bytes < (int) (sizeof(packet.ip6) + sizeof(packet.udp))) {
-		log1("Packet is too short, ignoring");
+		log1("packet is too short, ignoring");
 		return -2;
 	}
 
 	if (bytes < sizeof(packet.ip6) + ntohs(packet.ip6.ip6_plen)) {
 		/* packet is bigger than sizeof(packet), we did partial read */
-		log1("Oversized packet, ignoring");
+		log1("oversized packet, ignoring");
 		return -2;
 	}
 
@@ -618,7 +618,7 @@ static NOINLINE int d6_recv_raw_packet(struct in6_addr *peer_ipv6
 	/* || bytes > (int) sizeof(packet) - can't happen */
 	 || packet.udp.len != packet.ip6.ip6_plen
 	) {
-		log1("Unrelated/bogus packet, ignoring");
+		log1("unrelated/bogus packet, ignoring");
 		return -2;
 	}
 
@@ -630,11 +630,11 @@ static NOINLINE int d6_recv_raw_packet(struct in6_addr *peer_ipv6
 //	check = packet.udp.check;
 //	packet.udp.check = 0;
 //	if (check && check != inet_cksum((uint16_t *)&packet, bytes)) {
-//		log1("Packet with bad UDP checksum received, ignoring");
+//		log1("packet with bad UDP checksum received, ignoring");
 //		return -2;
 //	}
 
-	log1("Received a packet");
+	log1("received %s", "a packet");
 	d6_dump_packet(&packet.data);
 
 	bytes -= sizeof(packet.ip6) + sizeof(packet.udp);
@@ -722,10 +722,10 @@ static int d6_raw_socket(int ifindex)
 	};
 #endif
 
-	log1("Opening raw socket on ifindex %d", ifindex); //log2?
+	log1("opening raw socket on ifindex %d", ifindex); //log2?
 
 	fd = xsocket(PF_PACKET, SOCK_DGRAM, htons(ETH_P_IPV6));
-	log1("Got raw socket fd %d", fd); //log2?
+	log1("got raw socket fd %d", fd); //log2?
 
 	sock.sll_family = AF_PACKET;
 	sock.sll_protocol = htons(ETH_P_IPV6);
@@ -738,18 +738,18 @@ static int d6_raw_socket(int ifindex)
 		/* Ignoring error (kernel may lack support for this) */
 		if (setsockopt(fd, SOL_SOCKET, SO_ATTACH_FILTER, &filter_prog,
 				sizeof(filter_prog)) >= 0)
-			log1("Attached filter to raw socket fd %d", fd); // log?
+			log1("attached filter to raw socket fd %d", fd); // log?
 	}
 #endif
 
-	log1("Created raw socket");
+	log1("created raw socket");
 
 	return fd;
 }
 
 static void change_listen_mode(int new_mode)
 {
-	log1("Entering listen mode: %s",
+	log1("entering listen mode: %s",
 		new_mode != LISTEN_NONE
 			? (new_mode == LISTEN_KERNEL ? "kernel" : "raw")
 			: "none"
@@ -770,7 +770,7 @@ static void change_listen_mode(int new_mode)
 /* Called only on SIGUSR1 */
 static void perform_renew(void)
 {
-	bb_info_msg("Performing a DHCP renew");
+	bb_error_msg("performing DHCP renew");
 	switch (state) {
 	case BOUND:
 		change_listen_mode(LISTEN_KERNEL);
@@ -794,11 +794,11 @@ static void perform_d6_release(struct in6_addr *server_ipv6, struct in6_addr *ou
 {
 	/* send release packet */
 	if (state == BOUND || state == RENEWING || state == REBINDING) {
-		bb_info_msg("Unicasting a release");
+		bb_error_msg("unicasting a release");
 		send_d6_release(server_ipv6, our_cur_ipv6); /* unicast */
 		d6_run_script(NULL, "deconfig");
 	}
-	bb_info_msg("Entering released state");
+	bb_error_msg("entering released state");
 
 	change_listen_mode(LISTEN_NONE);
 	state = RELEASED;
@@ -1034,7 +1034,7 @@ int udhcpc6_main(int argc UNUSED_PARAM, char **argv)
 	/* Create pidfile */
 	write_pidfile(client_config.pidfile);
 	/* Goes to stdout (unless NOMMU) and possibly syslog */
-	bb_info_msg("%s (v"BB_VER") started", applet_name);
+	bb_error_msg("started, v"BB_VER);
 	/* Set up the signal pipe */
 	udhcp_sp_setup();
 	/* We want random_xid to be random... */
@@ -1074,7 +1074,7 @@ int udhcpc6_main(int argc UNUSED_PARAM, char **argv)
 		retval = 0;
 		/* If we already timed out, fall through with retval = 0, else... */
 		if ((int)tv.tv_sec > 0) {
-			log1("Waiting on select %u seconds", (int)tv.tv_sec);
+			log1("waiting on select %u seconds", (int)tv.tv_sec);
 			timestamp_before_wait = (unsigned)monotonic_sec();
 			retval = select(max_fd + 1, &rfds, NULL, NULL, &tv);
 			if (retval < 0) {
@@ -1124,14 +1124,14 @@ int udhcpc6_main(int argc UNUSED_PARAM, char **argv)
 				d6_run_script(NULL, "leasefail");
 #if BB_MMU /* -b is not supported on NOMMU */
 				if (opt & OPT_b) { /* background if no lease */
-					bb_info_msg("No lease, forking to background");
+					bb_error_msg("no lease, forking to background");
 					client_background();
 					/* do not background again! */
 					opt = ((opt & ~OPT_b) | OPT_f);
 				} else
 #endif
 				if (opt & OPT_n) { /* abort if no lease */
-					bb_info_msg("No lease, failing");
+					bb_error_msg("no lease, failing");
 					retval = 1;
 					goto ret;
 				}
@@ -1159,7 +1159,7 @@ int udhcpc6_main(int argc UNUSED_PARAM, char **argv)
 				state = RENEWING;
 				client_config.first_secs = 0; /* make secs field count from 0 */
 				change_listen_mode(LISTEN_KERNEL);
-				log1("Entering renew state");
+				log1("entering renew state");
 				/* fall right through */
 			case RENEW_REQUESTED: /* manual (SIGUSR1) renew */
 			case_RENEW_REQUESTED:
@@ -1179,7 +1179,7 @@ int udhcpc6_main(int argc UNUSED_PARAM, char **argv)
 					continue;
 				}
 				/* Timed out, enter rebinding state */
-				log1("Entering rebinding state");
+				log1("entering rebinding state");
 				state = REBINDING;
 				/* fall right through */
 			case REBINDING:
@@ -1194,7 +1194,7 @@ int udhcpc6_main(int argc UNUSED_PARAM, char **argv)
 					continue;
 				}
 				/* Timed out, enter init state */
-				bb_info_msg("Lease lost, entering init state");
+				bb_error_msg("lease lost, entering init state");
 				d6_run_script(NULL, "deconfig");
 				state = INIT_SELECTING;
 				client_config.first_secs = 0; /* make secs field count from 0 */
@@ -1242,7 +1242,7 @@ int udhcpc6_main(int argc UNUSED_PARAM, char **argv)
 			timeout = INT_MAX;
 			continue;
 		case SIGTERM:
-			bb_info_msg("Received SIGTERM");
+			bb_error_msg("received %s", "SIGTERM");
 			goto ret0;
 		}
 
@@ -1260,7 +1260,7 @@ int udhcpc6_main(int argc UNUSED_PARAM, char **argv)
 				len = d6_recv_raw_packet(&srv6_buf, &packet, sockfd);
 			if (len == -1) {
 				/* Error is severe, reopen socket */
-				bb_info_msg("Read error: %s, reopening socket", strerror(errno));
+				bb_error_msg("read error: %s, reopening socket", strerror(errno));
 				sleep(discover_timeout); /* 3 seconds by default */
 				change_listen_mode(listen_mode); /* just close and reopen */
 			}
@@ -1298,7 +1298,7 @@ int udhcpc6_main(int argc UNUSED_PARAM, char **argv)
 				option = d6_find_option(packet.d6_options, packet_end, D6_OPT_STATUS_CODE);
 				if (option && option->data[4] != 0) {
 					/* return to init state */
-					bb_info_msg("Received DHCP NAK (%u)", option->data[4]);
+					bb_error_msg("received DHCP NAK (%u)", option->data[4]);
 					d6_run_script(&packet, "nak");
 					if (state != REQUESTING)
 						d6_run_script(NULL, "deconfig");
@@ -1453,7 +1453,7 @@ int udhcpc6_main(int argc UNUSED_PARAM, char **argv)
 					lease_seconds = 0x0fffffff;
 				/* enter bound state */
 				timeout = lease_seconds / 2;
-				bb_info_msg("Lease obtained, lease time %u",
+				bb_error_msg("lease obtained, lease time %u",
 					/*inet_ntoa(temp_addr),*/ (unsigned)lease_seconds);
 				d6_run_script(&packet, state == REQUESTING ? "bound" : "renew");
 
diff --git a/networking/udhcp/d6_packet.c b/networking/udhcp/d6_packet.c
index b340b5d..e166f52 100644
--- a/networking/udhcp/d6_packet.c
+++ b/networking/udhcp/d6_packet.c
@@ -17,8 +17,8 @@ void FAST_FUNC d6_dump_packet(struct d6_packet *packet)
 	if (dhcp_verbose < 2)
 		return;
 
-	bb_info_msg(
-		" xid %x"
+	bb_error_msg(
+		"xid %x"
 		, packet->d6_xid32
 	);
 	//*bin2hex(buf, (void *) packet->chaddr, sizeof(packet->chaddr)) = '\0';
@@ -35,15 +35,15 @@ int FAST_FUNC d6_recv_kernel_packet(struct in6_addr *peer_ipv6
 	memset(packet, 0, sizeof(*packet));
 	bytes = safe_read(fd, packet, sizeof(*packet));
 	if (bytes < 0) {
-		log1("Packet read error, ignoring");
+		log1("packet read error, ignoring");
 		return bytes; /* returns -1 */
 	}
 
 	if (bytes < offsetof(struct d6_packet, d6_options)) {
-		bb_info_msg("Packet with bad magic, ignoring");
+		bb_error_msg("packet with bad magic, ignoring");
 		return -2;
 	}
-	log1("Received a packet");
+	log1("received %s", "a packet");
 	d6_dump_packet(packet);
 
 	return bytes;
diff --git a/networking/udhcp/d6_socket.c b/networking/udhcp/d6_socket.c
index 56f69f6..910f296 100644
--- a/networking/udhcp/d6_socket.c
+++ b/networking/udhcp/d6_socket.c
@@ -13,7 +13,7 @@ int FAST_FUNC d6_listen_socket(int port, const char *inf)
 	int fd;
 	struct sockaddr_in6 addr;
 
-	log1("Opening listen socket on *:%d %s", port, inf);
+	log1("opening listen socket on *:%d %s", port, inf);
 	fd = xsocket(PF_INET6, SOCK_DGRAM, IPPROTO_UDP);
 
 	setsockopt_reuseaddr(fd);
diff --git a/networking/udhcp/dhcpc.c b/networking/udhcp/dhcpc.c
index dfd5ca6..660b943 100644
--- a/networking/udhcp/dhcpc.c
+++ b/networking/udhcp/dhcpc.c
@@ -561,7 +561,7 @@ static void udhcp_run_script(struct dhcp_packet *packet, const char *name)
 	envp = fill_envp(packet);
 
 	/* call script */
-	log1("Executing %s %s", client_config.script, name);
+	log1("executing %s %s", client_config.script, name);
 	argv[0] = (char*) client_config.script;
 	argv[1] = (char*) name;
 	argv[2] = NULL;
@@ -714,7 +714,7 @@ static NOINLINE int send_discover(uint32_t xid, uint32_t requested)
 	 */
 	add_client_options(&packet);
 
-	bb_info_msg("Sending discover...");
+	bb_error_msg("sending %s", "discover");
 	return raw_bcast_from_client_config_ifindex(&packet, INADDR_ANY);
 }
 
@@ -758,7 +758,7 @@ static NOINLINE int send_select(uint32_t xid, uint32_t server, uint32_t requeste
 	add_client_options(&packet);
 
 	addr.s_addr = requested;
-	bb_info_msg("Sending select for %s...", inet_ntoa(addr));
+	bb_error_msg("sending select for %s", inet_ntoa(addr));
 	return raw_bcast_from_client_config_ifindex(&packet, INADDR_ANY);
 }
 
@@ -797,7 +797,7 @@ static NOINLINE int send_renew(uint32_t xid, uint32_t server, uint32_t ciaddr)
 	 */
 	add_client_options(&packet);
 
-	bb_info_msg("Sending renew...");
+	bb_error_msg("sending %s", "renew");
 	return bcast_or_ucast(&packet, ciaddr, server);
 }
 
@@ -826,7 +826,7 @@ static NOINLINE int send_decline(/*uint32_t xid,*/ uint32_t server, uint32_t req
 
 	udhcp_add_simple_option(&packet, DHCP_SERVER_ID, server);
 
-	bb_info_msg("Sending decline...");
+	bb_error_msg("sending %s", "decline");
 	return raw_bcast_from_client_config_ifindex(&packet, INADDR_ANY);
 }
 #endif
@@ -846,7 +846,7 @@ static int send_release(uint32_t server, uint32_t ciaddr)
 
 	udhcp_add_simple_option(&packet, DHCP_SERVER_ID, server);
 
-	bb_info_msg("Sending release...");
+	bb_error_msg("sending %s", "release");
 	/* Note: normally we unicast here since "server" is not zero.
 	 * However, there _are_ people who run "address-less" DHCP servers,
 	 * and reportedly ISC dhcp client and Windows allow that.
@@ -881,7 +881,7 @@ static NOINLINE int udhcp_recv_raw_packet(struct dhcp_packet *dhcp_pkt, int fd)
 		if (bytes < 0) {
 			if (errno == EINTR)
 				continue;
-			log1("Packet read error, ignoring");
+			log1("packet read error, ignoring");
 			/* NB: possible down interface, etc. Caller should pause. */
 			return bytes; /* returns -1 */
 		}
@@ -889,13 +889,13 @@ static NOINLINE int udhcp_recv_raw_packet(struct dhcp_packet *dhcp_pkt, int fd)
 	}
 
 	if (bytes < (int) (sizeof(packet.ip) + sizeof(packet.udp))) {
-		log1("Packet is too short, ignoring");
+		log1("packet is too short, ignoring");
 		return -2;
 	}
 
 	if (bytes < ntohs(packet.ip.tot_len)) {
 		/* packet is bigger than sizeof(packet), we did partial read */
-		log1("Oversized packet, ignoring");
+		log1("oversized packet, ignoring");
 		return -2;
 	}
 
@@ -910,7 +910,7 @@ static NOINLINE int udhcp_recv_raw_packet(struct dhcp_packet *dhcp_pkt, int fd)
 	/* || bytes > (int) sizeof(packet) - can't happen */
 	 || ntohs(packet.udp.len) != (uint16_t)(bytes - sizeof(packet.ip))
 	) {
-		log1("Unrelated/bogus packet, ignoring");
+		log1("unrelated/bogus packet, ignoring");
 		return -2;
 	}
 
@@ -918,7 +918,7 @@ static NOINLINE int udhcp_recv_raw_packet(struct dhcp_packet *dhcp_pkt, int fd)
 	check = packet.ip.check;
 	packet.ip.check = 0;
 	if (check != inet_cksum((uint16_t *)&packet.ip, sizeof(packet.ip))) {
-		log1("Bad IP header checksum, ignoring");
+		log1("bad IP header checksum, ignoring");
 		return -2;
 	}
 
@@ -943,17 +943,17 @@ static NOINLINE int udhcp_recv_raw_packet(struct dhcp_packet *dhcp_pkt, int fd)
 	check = packet.udp.check;
 	packet.udp.check = 0;
 	if (check && check != inet_cksum((uint16_t *)&packet, bytes)) {
-		log1("Packet with bad UDP checksum received, ignoring");
+		log1("packet with bad UDP checksum received, ignoring");
 		return -2;
 	}
  skip_udp_sum_check:
 
 	if (packet.data.cookie != htonl(DHCP_MAGIC)) {
-		bb_info_msg("Packet with bad magic, ignoring");
+		bb_error_msg("packet with bad magic, ignoring");
 		return -2;
 	}
 
-	log1("Received a packet");
+	log1("received %s", "a packet");
 	udhcp_dump_packet(&packet.data);
 
 	bytes -= sizeof(packet.ip) + sizeof(packet.udp);
@@ -992,14 +992,14 @@ static int udhcp_raw_socket(int ifindex)
 	int fd;
 	struct sockaddr_ll sock;
 
-	log1("Opening raw socket on ifindex %d", ifindex); //log2?
+	log1("opening raw socket on ifindex %d", ifindex); //log2?
 
 	fd = xsocket(PF_PACKET, SOCK_DGRAM, htons(ETH_P_IP));
 	/* ^^^^^
 	 * SOCK_DGRAM: remove link-layer headers on input (SOCK_RAW keeps them)
 	 * ETH_P_IP: want to receive only packets with IPv4 eth type
 	 */
-	log1("Got raw socket fd"); //log2?
+	log1("got raw socket fd"); //log2?
 
 	sock.sll_family = AF_PACKET;
 	sock.sll_protocol = htons(ETH_P_IP);
@@ -1055,23 +1055,23 @@ static int udhcp_raw_socket(int ifindex)
 		/* Ignoring error (kernel may lack support for this) */
 		if (setsockopt(fd, SOL_SOCKET, SO_ATTACH_FILTER, &filter_prog,
 				sizeof(filter_prog)) >= 0)
-			log1("Attached filter to raw socket fd"); // log?
+			log1("attached filter to raw socket fd"); // log?
 	}
 #endif
 
 	if (setsockopt_1(fd, SOL_PACKET, PACKET_AUXDATA) != 0) {
 		if (errno != ENOPROTOOPT)
-			log1("Can't set PACKET_AUXDATA on raw socket");
+			log1("can't set PACKET_AUXDATA on raw socket");
 	}
 
-	log1("Created raw socket");
+	log1("created raw socket");
 
 	return fd;
 }
 
 static void change_listen_mode(int new_mode)
 {
-	log1("Entering listen mode: %s",
+	log1("entering listen mode: %s",
 		new_mode != LISTEN_NONE
 			? (new_mode == LISTEN_KERNEL ? "kernel" : "raw")
 			: "none"
@@ -1092,7 +1092,7 @@ static void change_listen_mode(int new_mode)
 /* Called only on SIGUSR1 */
 static void perform_renew(void)
 {
-	bb_info_msg("Performing a DHCP renew");
+	bb_error_msg("performing DHCP renew");
 	switch (state) {
 	case BOUND:
 		change_listen_mode(LISTEN_KERNEL);
@@ -1122,12 +1122,12 @@ static void perform_release(uint32_t server_addr, uint32_t requested_ip)
 		temp_addr.s_addr = server_addr;
 		strcpy(buffer, inet_ntoa(temp_addr));
 		temp_addr.s_addr = requested_ip;
-		bb_info_msg("Unicasting a release of %s to %s",
+		bb_error_msg("unicasting a release of %s to %s",
 				inet_ntoa(temp_addr), buffer);
 		send_release(server_addr, requested_ip); /* unicast */
 		udhcp_run_script(NULL, "deconfig");
 	}
-	bb_info_msg("Entering released state");
+	bb_error_msg("entering released state");
 
 	change_listen_mode(LISTEN_NONE);
 	state = RELEASED;
@@ -1395,7 +1395,7 @@ int udhcpc_main(int argc UNUSED_PARAM, char **argv)
 	/* Create pidfile */
 	write_pidfile(client_config.pidfile);
 	/* Goes to stdout (unless NOMMU) and possibly syslog */
-	bb_info_msg("%s (v"BB_VER") started", applet_name);
+	bb_error_msg("started, v"BB_VER);
 	/* Set up the signal pipe */
 	udhcp_sp_setup();
 	/* We want random_xid to be random... */
@@ -1434,7 +1434,7 @@ int udhcpc_main(int argc UNUSED_PARAM, char **argv)
 		retval = 0;
 		/* If we already timed out, fall through with retval = 0, else... */
 		if ((int)tv.tv_sec > 0) {
-			log1("Waiting on select %u seconds", (int)tv.tv_sec);
+			log1("waiting on select %u seconds", (int)tv.tv_sec);
 			timestamp_before_wait = (unsigned)monotonic_sec();
 			retval = select(max_fd + 1, &rfds, NULL, NULL, &tv);
 			if (retval < 0) {
@@ -1485,14 +1485,14 @@ int udhcpc_main(int argc UNUSED_PARAM, char **argv)
 				udhcp_run_script(NULL, "leasefail");
 #if BB_MMU /* -b is not supported on NOMMU */
 				if (opt & OPT_b) { /* background if no lease */
-					bb_info_msg("No lease, forking to background");
+					bb_error_msg("no lease, forking to background");
 					client_background();
 					/* do not background again! */
 					opt = ((opt & ~OPT_b) | OPT_f);
 				} else
 #endif
 				if (opt & OPT_n) { /* abort if no lease */
-					bb_info_msg("No lease, failing");
+					bb_error_msg("no lease, failing");
 					retval = 1;
 					goto ret;
 				}
@@ -1520,7 +1520,7 @@ int udhcpc_main(int argc UNUSED_PARAM, char **argv)
 				state = RENEWING;
 				client_config.first_secs = 0; /* make secs field count from 0 */
 				change_listen_mode(LISTEN_KERNEL);
-				log1("Entering renew state");
+				log1("entering renew state");
 				/* fall right through */
 			case RENEW_REQUESTED: /* manual (SIGUSR1) renew */
 			case_RENEW_REQUESTED:
@@ -1540,7 +1540,7 @@ int udhcpc_main(int argc UNUSED_PARAM, char **argv)
 					continue;
 				}
 				/* Timed out, enter rebinding state */
-				log1("Entering rebinding state");
+				log1("entering rebinding state");
 				state = REBINDING;
 				/* fall right through */
 			case REBINDING:
@@ -1555,7 +1555,7 @@ int udhcpc_main(int argc UNUSED_PARAM, char **argv)
 					continue;
 				}
 				/* Timed out, enter init state */
-				bb_info_msg("Lease lost, entering init state");
+				bb_error_msg("lease lost, entering init state");
 				udhcp_run_script(NULL, "deconfig");
 				state = INIT_SELECTING;
 				client_config.first_secs = 0; /* make secs field count from 0 */
@@ -1603,7 +1603,7 @@ int udhcpc_main(int argc UNUSED_PARAM, char **argv)
 			timeout = INT_MAX;
 			continue;
 		case SIGTERM:
-			bb_info_msg("Received SIGTERM");
+			bb_error_msg("received %s", "SIGTERM");
 			goto ret0;
 		}
 
@@ -1621,7 +1621,7 @@ int udhcpc_main(int argc UNUSED_PARAM, char **argv)
 				len = udhcp_recv_raw_packet(&packet, sockfd);
 			if (len == -1) {
 				/* Error is severe, reopen socket */
-				bb_info_msg("Read error: %s, reopening socket", strerror(errno));
+				bb_error_msg("read error: %s, reopening socket", strerror(errno));
 				sleep(discover_timeout); /* 3 seconds by default */
 				change_listen_mode(listen_mode); /* just close and reopen */
 			}
@@ -1744,7 +1744,7 @@ int udhcpc_main(int argc UNUSED_PARAM, char **argv)
 							client_config.interface,
 							arpping_ms)
 					) {
-						bb_info_msg("Offered address is in use "
+						bb_error_msg("offered address is in use "
 							"(got ARP reply), declining");
 						send_decline(/*xid,*/ server_addr, packet.yiaddr);
 
@@ -1763,7 +1763,7 @@ int udhcpc_main(int argc UNUSED_PARAM, char **argv)
 #endif
 				/* enter bound state */
 				temp_addr.s_addr = packet.yiaddr;
-				bb_info_msg("Lease of %s obtained, lease time %u",
+				bb_error_msg("lease of %s obtained, lease time %u",
 					inet_ntoa(temp_addr), (unsigned)lease_seconds);
 				requested_ip = packet.yiaddr;
 
@@ -1817,7 +1817,7 @@ int udhcpc_main(int argc UNUSED_PARAM, char **argv)
 						goto non_matching_svid;
 				}
 				/* return to init state */
-				bb_info_msg("Received DHCP NAK");
+				bb_error_msg("received %s", "DHCP NAK");
 				udhcp_run_script(&packet, "nak");
 				if (state != REQUESTING)
 					udhcp_run_script(NULL, "deconfig");
diff --git a/networking/udhcp/dhcpd.c b/networking/udhcp/dhcpd.c
index 2de074f..79677ee 100644
--- a/networking/udhcp/dhcpd.c
+++ b/networking/udhcp/dhcpd.c
@@ -61,11 +61,11 @@ static void send_packet_to_client(struct dhcp_packet *dhcp_pkt, int force_broadc
 	 || (dhcp_pkt->flags & htons(BROADCAST_FLAG))
 	 || dhcp_pkt->ciaddr == 0
 	) {
-		log1("Broadcasting packet to client");
+		log1("broadcasting packet to client");
 		ciaddr = INADDR_BROADCAST;
 		chaddr = MAC_BCAST_ADDR;
 	} else {
-		log1("Unicasting packet to client ciaddr");
+		log1("unicasting packet to client ciaddr");
 		ciaddr = dhcp_pkt->ciaddr;
 		chaddr = dhcp_pkt->chaddr;
 	}
@@ -79,7 +79,7 @@ static void send_packet_to_client(struct dhcp_packet *dhcp_pkt, int force_broadc
 /* Send a packet to gateway_nip using the kernel ip stack */
 static void send_packet_to_relay(struct dhcp_packet *dhcp_pkt)
 {
-	log1("Forwarding packet to relay");
+	log1("forwarding packet to relay");
 
 	udhcp_send_kernel_packet(dhcp_pkt,
 			server_config.server_nip, SERVER_PORT,
@@ -214,7 +214,7 @@ static NOINLINE void send_offer(struct dhcp_packet *oldpacket,
 	add_server_options(&packet);
 
 	addr.s_addr = packet.yiaddr;
-	bb_info_msg("Sending OFFER of %s", inet_ntoa(addr));
+	bb_error_msg("sending OFFER of %s", inet_ntoa(addr));
 	/* send_packet emits error message itself if it detects failure */
 	send_packet(&packet, /*force_bcast:*/ 0);
 }
@@ -226,7 +226,7 @@ static NOINLINE void send_NAK(struct dhcp_packet *oldpacket)
 
 	init_packet(&packet, oldpacket, DHCPNAK);
 
-	log1("Sending NAK");
+	log1("sending NAK");
 	send_packet(&packet, /*force_bcast:*/ 1);
 }
 
@@ -247,7 +247,7 @@ static NOINLINE void send_ACK(struct dhcp_packet *oldpacket, uint32_t yiaddr)
 	add_server_options(&packet);
 
 	addr.s_addr = yiaddr;
-	bb_info_msg("Sending ACK to %s", inet_ntoa(addr));
+	bb_error_msg("sending ACK to %s", inet_ntoa(addr));
 	send_packet(&packet, /*force_bcast:*/ 0);
 
 	p_host_name = (const char*) udhcp_get_option(oldpacket, DHCP_HOST_NAME);
@@ -361,7 +361,7 @@ int udhcpd_main(int argc UNUSED_PARAM, char **argv)
 	write_pidfile(server_config.pidfile);
 	/* if (!..) bb_perror_msg("can't create pidfile %s", pidfile); */
 
-	bb_info_msg("%s (v"BB_VER") started", applet_name);
+	bb_error_msg("started, v"BB_VER);
 
 	option = udhcp_find_option(server_config.options, DHCP_LEASE_TIME);
 	server_config.max_lease_sec = DEFAULT_LEASE_TIME;
@@ -427,18 +427,18 @@ int udhcpd_main(int argc UNUSED_PARAM, char **argv)
 			goto continue_with_autotime;
 		}
 		if (retval < 0 && errno != EINTR) {
-			log1("Error on select");
+			log1("error on select");
 			continue;
 		}
 
 		switch (udhcp_sp_read(&rfds)) {
 		case SIGUSR1:
-			bb_info_msg("Received SIGUSR1");
+			bb_error_msg("received %s", "SIGUSR1");
 			write_leases();
 			/* why not just reset the timeout, eh */
 			goto continue_with_autotime;
 		case SIGTERM:
-			bb_info_msg("Received SIGTERM");
+			bb_error_msg("received %s", "SIGTERM");
 			write_leases();
 			goto ret0;
 		case 0: /* no signal: read a packet */
@@ -451,7 +451,7 @@ int udhcpd_main(int argc UNUSED_PARAM, char **argv)
 		if (bytes < 0) {
 			/* bytes can also be -2 ("bad packet data") */
 			if (bytes == -1 && errno != EINTR) {
-				log1("Read error: %s, reopening socket", strerror(errno));
+				log1("read error: %s, reopening socket", strerror(errno));
 				close(server_socket);
 				server_socket = -1;
 			}
@@ -486,7 +486,7 @@ int udhcpd_main(int argc UNUSED_PARAM, char **argv)
 		/* Look for a static/dynamic lease */
 		static_lease_nip = get_static_nip_by_mac(server_config.static_leases, &packet.chaddr);
 		if (static_lease_nip) {
-			bb_info_msg("Found static lease: %x", static_lease_nip);
+			bb_error_msg("found static lease: %x", static_lease_nip);
 			memcpy(&fake_lease.lease_mac, &packet.chaddr, 6);
 			fake_lease.lease_nip = static_lease_nip;
 			fake_lease.expires = 0;
@@ -504,13 +504,13 @@ int udhcpd_main(int argc UNUSED_PARAM, char **argv)
 		switch (state[0]) {
 
 		case DHCPDISCOVER:
-			log1("Received DISCOVER");
+			log1("received %s", "DISCOVER");
 
 			send_offer(&packet, static_lease_nip, lease, requested_ip_opt, arpping_ms);
 			break;
 
 		case DHCPREQUEST:
-			log1("Received REQUEST");
+			log1("received %s", "REQUEST");
 /* RFC 2131:
 
 o DHCPREQUEST generated during SELECTING state:
@@ -635,7 +635,7 @@ o DHCPREQUEST generated during REBINDING state:
 			 * chaddr must be filled in,
 			 * ciaddr must be 0 (we do not check this)
 			 */
-			log1("Received DECLINE");
+			log1("received %s", "DECLINE");
 			if (server_id_opt
 			 && requested_ip_opt
 			 && lease  /* chaddr matches this lease */
@@ -655,7 +655,7 @@ o DHCPREQUEST generated during REBINDING state:
 			 * chaddr must be filled in,
 			 * ciaddr must be filled in
 			 */
-			log1("Received RELEASE");
+			log1("received %s", "RELEASE");
 			if (server_id_opt
 			 && lease  /* chaddr matches this lease */
 			 && packet.ciaddr == lease->lease_nip
@@ -665,7 +665,7 @@ o DHCPREQUEST generated during REBINDING state:
 			break;
 
 		case DHCPINFORM:
-			log1("Received INFORM");
+			log1("received %s", "INFORM");
 			send_inform(&packet);
 			break;
 		}
diff --git a/networking/udhcp/files.c b/networking/udhcp/files.c
index 5b90e26..7b57c62 100644
--- a/networking/udhcp/files.c
+++ b/networking/udhcp/files.c
@@ -226,7 +226,7 @@ void FAST_FUNC read_leases(const char *file)
 #endif
 		}
 	}
-	log1("Read %d leases", i);
+	log1("read %d leases", i);
  ret:
 	close(fd);
 }
diff --git a/networking/udhcp/leases.c b/networking/udhcp/leases.c
index 411b749..6642e39 100644
--- a/networking/udhcp/leases.c
+++ b/networking/udhcp/leases.c
@@ -133,7 +133,7 @@ static int nobody_responds_to_arp(uint32_t nip, const uint8_t *safe_mac, unsigne
 		return r;
 
 	temp.s_addr = nip;
-	bb_info_msg("%s belongs to someone, reserving it for %u seconds",
+	bb_error_msg("%s belongs to someone, reserving it for %u seconds",
 		inet_ntoa(temp), (unsigned)server_config.conflict_time);
 	add_lease(NULL, nip, server_config.conflict_time, NULL, 0);
 	return 0;
diff --git a/networking/udhcp/packet.c b/networking/udhcp/packet.c
index 148f525..0a31f26 100644
--- a/networking/udhcp/packet.c
+++ b/networking/udhcp/packet.c
@@ -38,8 +38,8 @@ void FAST_FUNC udhcp_dump_packet(struct dhcp_packet *packet)
 	if (dhcp_verbose < 2)
 		return;
 
-	bb_info_msg(
-		//" op %x"
+	bb_error_msg(
+		//"op %x"
 		//" htype %x"
 		" hlen %x"
 		//" hops %x"
@@ -73,7 +73,7 @@ void FAST_FUNC udhcp_dump_packet(struct dhcp_packet *packet)
 		//, packet->options[]
 	);
 	*bin2hex(buf, (void *) packet->chaddr, sizeof(packet->chaddr)) = '\0';
-	bb_info_msg(" chaddr %s", buf);
+	bb_error_msg("chaddr %s", buf);
 }
 #endif
 
@@ -85,17 +85,17 @@ int FAST_FUNC udhcp_recv_kernel_packet(struct dhcp_packet *packet, int fd)
 	memset(packet, 0, sizeof(*packet));
 	bytes = safe_read(fd, packet, sizeof(*packet));
 	if (bytes < 0) {
-		log1("Packet read error, ignoring");
+		log1("packet read error, ignoring");
 		return bytes; /* returns -1 */
 	}
 
 	if (bytes < offsetof(struct dhcp_packet, options)
 	 || packet->cookie != htonl(DHCP_MAGIC)
 	) {
-		bb_info_msg("Packet with bad magic, ignoring");
+		bb_error_msg("packet with bad magic, ignoring");
 		return -2;
 	}
-	log1("Received a packet");
+	log1("received %s", "a packet");
 	udhcp_dump_packet(packet);
 
 	return bytes;
diff --git a/networking/udhcp/socket.c b/networking/udhcp/socket.c
index a421069..4fd79f4 100644
--- a/networking/udhcp/socket.c
+++ b/networking/udhcp/socket.c
@@ -56,7 +56,7 @@ int FAST_FUNC udhcp_read_interface(const char *interface, int *ifindex, uint32_t
 			close(fd);
 			return -1;
 		}
-		log1("Adapter index %d", ifr->ifr_ifindex);
+		log1("adapter index %d", ifr->ifr_ifindex);
 		*ifindex = ifr->ifr_ifindex;
 	}
 
@@ -82,7 +82,7 @@ int FAST_FUNC udhcp_listen_socket(/*uint32_t ip,*/ int port, const char *inf)
 	struct sockaddr_in addr;
 	char *colon;
 
-	log1("Opening listen socket on *:%d %s", port, inf);
+	log1("opening listen socket on *:%d %s", port, inf);
 	fd = xsocket(PF_INET, SOCK_DGRAM, IPPROTO_UDP);
 
 	setsockopt_reuseaddr(fd);
diff --git a/networking/udhcp/static_leases.c b/networking/udhcp/static_leases.c
index f4a24ab..b7f9e5c 100644
--- a/networking/udhcp/static_leases.c
+++ b/networking/udhcp/static_leases.c
@@ -66,7 +66,7 @@ void FAST_FUNC log_static_leases(struct static_lease **st_lease_pp)
 
 	cur = *st_lease_pp;
 	while (cur) {
-		bb_info_msg("static lease: mac:%02x:%02x:%02x:%02x:%02x:%02x nip:%x",
+		bb_error_msg("static lease: mac:%02x:%02x:%02x:%02x:%02x:%02x nip:%x",
 			cur->mac[0], cur->mac[1], cur->mac[2],
 			cur->mac[3], cur->mac[4], cur->mac[5],
 			cur->nip