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have LOGF macros add a newline, so user code doesn't need to.

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This commit is contained in:
Nils O. Selåsdal
2014-10-06 21:52:28 +02:00
parent 33b48c4276
commit 9bd1336d26
4 changed files with 95 additions and 94 deletions
Download Patch File Download Diff File Expand all files Collapse all files
include/ucore/logging.h
+5 -4
View File
@@ -305,9 +305,9 @@ void uc_logf(int log_level, int module, int raw,
// to override that by defining UC_DEBUG_ALWAYS
#if defined(DEBUG) || defined(UC_DEBUG_ALWAYS)
# define UC_DEBUGF(mod, fmt, ...)\
uc_logf(UC_LL_DEBUG, mod,0 , UC_SRC_LOCATION, fmt, ## __VA_ARGS__)
uc_logf(UC_LL_DEBUG, mod,0 , UC_SRC_LOCATION, fmt "\n", ## __VA_ARGS__)
# define UC_DEBUGFR(mod, fmt, ...)\
uc_logf(UC_LL_DEBUG, mod,1 , UC_SRC_LOCATION, fmt, ## __VA_ARGS__)
uc_logf(UC_LL_DEBUG, mod,1 , UC_SRC_LOCATION, fmt "\n", ## __VA_ARGS__)
#else
# define UC_DEBUGF(mod, fmt, ...) do {} while (0)
# define UC_DEBUGFR(mod, fmt, ...) do {} while (0)
@@ -317,6 +317,7 @@ void uc_logf(int log_level, int module, int raw,
*
* For log messages with UC_LL_DEBUG, the UC_DEBUGF() macro can be used,
* UC_DEBUGF will only be compiled in if the DEBUG macro is defined
* fmt must be a string literal, and a newline will be added
*
* @param lvl log level of this log message
* @param mod module id of this log messagex.
@@ -324,11 +325,11 @@ void uc_logf(int log_level, int module, int raw,
* @param ... printf style arguments
*/
#define UC_LOGF(lvl, mod, fmt, ...) \
uc_logf(lvl, mod, 0, UC_SRC_LOCATION, fmt, ## __VA_ARGS__)
uc_logf(lvl, mod, 0, UC_SRC_LOCATION, fmt "\n", ## __VA_ARGS__)
/** Raw logging ,Like UC_LOGF, but only prints the supplied
* data, not timestamp, log level etc.
* data, not timestamp, log level, newline, etc.
*/
#define UC_LOGFR(lvl, mod, fmt, ...) \
uc_logf(lvl, mod, 1, UC_SRC_LOCATION, fmt, ## __VA_ARGS__)
test/logging.c
+12 -12
View File
@@ -49,27 +49,27 @@ int main(int argc, char *argv[])
uc_log_add_destination(dest);
dest = uc_log_new_stderr(UC_LL_INFO, 0);
uc_log_add_destination(dest);
UC_LOGF( UC_LL_INFO, CC, "Test cc info %d\n", 2);
UC_LOGF( UC_LL_INFO, CC, "Test cc info %d\n", 3);
UC_LOGF( UC_LL_INFO, CC, "Test cc info %d\n", 4);
UC_LOGF( UC_LL_INFO, CC, "Test cc info %d\n", 5);
UC_LOGF( UC_LL_WARNING, HO, "Test HO warning%d\n", 2);
UC_LOGF( UC_LL_INFO, MAIN, "Test MAIN info \n" );
UC_LOGF( UC_LL_WARNING, MAIN, "Test MAIN warning\n" );
UC_LOGF( UC_LL_INFO, CC, "Test cc info %d", 2);
UC_LOGF( UC_LL_INFO, CC, "Test cc info %d", 3);
UC_LOGF( UC_LL_INFO, CC, "Test cc info %d", 4);
UC_LOGF( UC_LL_INFO, CC, "Test cc info %d", 5);
UC_LOGF( UC_LL_WARNING, HO, "Test HO warning%d", 2);
UC_LOGF( UC_LL_INFO, MAIN, "Test MAIN info " );
UC_LOGF( UC_LL_WARNING, MAIN, "Test MAIN warning" );
uc_log_destination_set_module_loglevel(dest, MAIN, UC_LL_INFO);
UC_LOGF( UC_LL_INFO, MAIN, "Test MAIN INFO 2\n" );
UC_LOGF( UC_LL_INFO, MAIN, "Test MAIN INFO 2" );
UC_LOGFR(UC_LL_INFO, MAIN, "Test RAW logging 1\n" );
UC_LOGFR(UC_LL_INFO, MAIN, "Test RAW logging 1" );
uc_log_destination_set_module_loglevel(dest,MAIN, UC_LL_WARNING);
UC_LOGF( UC_LL_INFO, MAIN, "Test MAIN INFO 3\n" );
UC_LOGF( UC_LL_INFO, MAIN, "Test MAIN INFO 3" );
uc_log_destination_set_loglevel(dest, UC_LL_DEBUG);
UC_LOGF( UC_LL_DEBUG, MAIN, "Test MAIN DEBUG SHOULD NOT SHOW\n" );
UC_LOGF( UC_LL_DEBUG, MAIN, "Test MAIN DEBUG SHOULD NOT SHOW" );
//uc_log_destination_set_module_loglevel(dest, MAIN, UC_LL_INFO);
uc_log_destination_set_mask(dest, "HO=ERROR:MAIN=DEBUG:HO=DEBUG");
UC_LOGF( UC_LL_DEBUG, MAIN, "Test MAIN DEBUG SHOULD SHOW\n" );
UC_LOGF( UC_LL_DEBUG, MAIN, "Test MAIN DEBUG SHOULD SHOW" );
uc_log_delete_destination(dest);
test/test_logging.c
+70 -70
View File
@@ -53,15 +53,15 @@ START_TEST (test_logfile_location)
uc_log_add_destination(dest);
uc_log_add_destination(dest); //adding this twice should do nothing
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d\n", 1);
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson 2\n");
UC_LOGF(UC_LL_INFO, 0, "Lorum ipson 3\n");
UC_LOGF(UC_LL_WARNING, 0, "Lorum ipson 4\n");
UC_LOGF(UC_LL_ERROR, 0, "Lorum ipson 5\n");
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d", 1);
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson 2");
UC_LOGF(UC_LL_INFO, 0, "Lorum ipson 3");
UC_LOGF(UC_LL_WARNING, 0, "Lorum ipson 4");
UC_LOGF(UC_LL_ERROR, 0, "Lorum ipson 5");
rc = stat(FILE_NAME, &st);
fail_if(rc != 0, "stat failed: %s\n", strerror(errno));
fail_if(st.st_size != 380, "was %ld\n", (long)st.st_size);
fail_if(rc != 0, "stat failed: %s", strerror(errno));
fail_if(st.st_size != 380, "was %ld", (long)st.st_size);
END_TEST
START_TEST (test_logfile_delete_destination)
@@ -87,28 +87,28 @@ START_TEST (test_logfile_delete_destination)
uc_log_add_destination(dest);
uc_log_add_destination(dest); //adding this twice should do nothing
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d\n", 1);
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson 2\n");
UC_LOGF(UC_LL_INFO, 0, "Lorum ipson 3\n");
UC_LOGF(UC_LL_WARNING, 0, "Lorum ipson 4\n");
UC_LOGF(UC_LL_ERROR, 0, "Lorum ipson 5\n");
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d", 1);
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson 2");
UC_LOGF(UC_LL_INFO, 0, "Lorum ipson 3");
UC_LOGF(UC_LL_WARNING, 0, "Lorum ipson 4");
UC_LOGF(UC_LL_ERROR, 0, "Lorum ipson 5");
rc = stat(FILE_NAME, &st);
fail_if(rc != 0, "stat failed: %s\n", strerror(errno));
fail_if(st.st_size != 380, "was %ld\n", (long)st.st_size);
fail_if(rc != 0, "stat failed: %s", strerror(errno));
fail_if(st.st_size != 380, "was %ld", (long)st.st_size);
uc_log_delete_destination(dest);
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d\n", 1);
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson 2\n");
UC_LOGF(UC_LL_INFO, 0, "Lorum ipson 3\n");
UC_LOGF(UC_LL_WARNING, 0, "Lorum ipson 4\n");
UC_LOGF(UC_LL_ERROR, 0, "Lorum ipson 5\n");
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d", 1);
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson 2");
UC_LOGF(UC_LL_INFO, 0, "Lorum ipson 3");
UC_LOGF(UC_LL_WARNING, 0, "Lorum ipson 4");
UC_LOGF(UC_LL_ERROR, 0, "Lorum ipson 5");
//since we deleted destinatiion, no more logging should appear in the file
rc = stat(FILE_NAME, &st);
fail_if(rc != 0, "stat failed: %s\n", strerror(errno));
fail_if(st.st_size != 380, "was %ld\n", (long)st.st_size);
fail_if(rc != 0, "stat failed: %s", strerror(errno));
fail_if(st.st_size != 380, "was %ld", (long)st.st_size);
END_TEST
@@ -134,12 +134,12 @@ START_TEST (test_logfile_no_location)
fail_if(dest == NULL);
uc_log_add_destination(dest);
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d\n", 1);
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d\n", 1);
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d", 1);
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d", 1);
rc = stat(FILE_NAME, &st);
fail_if(rc != 0, "stat failed: %s\n", strerror(errno));
fail_if(st.st_size != 52*2, "was %ld\n", (long)st.st_size);
fail_if(rc != 0, "stat failed: %s", strerror(errno));
fail_if(st.st_size != 52*2, "was %ld", (long)st.st_size);
END_TEST
START_TEST (test_logfile_loglevel_surpressed_dest)
@@ -169,9 +169,9 @@ START_TEST (test_logfile_loglevel_surpressed_dest)
UC_LOGF(UC_LL_INFO, 1, "Lorum ipson %d", 1);
rc = stat(FILE_NAME, &st);
fail_if(rc != 0, "stat failed: %s\n", strerror(errno));
fail_if(rc != 0, "stat failed: %s", strerror(errno));
fail_if(st.st_size != 0, "was %ld\n", (long)st.st_size);
fail_if(st.st_size != 0, "was %ld", (long)st.st_size);
END_TEST
START_TEST (test_logfile_loglevel_surpressed_module)
@@ -201,9 +201,9 @@ START_TEST (test_logfile_loglevel_surpressed_module)
UC_LOGF(UC_LL_INFO, 0, "Lorum ipson %d", 100);
rc = stat(FILE_NAME, &st);
fail_if(rc != 0, "stat failed: %s\n", strerror(errno));
fail_if(rc != 0, "stat failed: %s", strerror(errno));
fail_if(st.st_size != 0, "was %ld\n", (long)st.st_size);
fail_if(st.st_size != 0, "was %ld", (long)st.st_size);
END_TEST
START_TEST (test_logfile_reopen_files)
@@ -228,24 +228,24 @@ START_TEST (test_logfile_reopen_files)
fail_if(dest == NULL);
uc_log_add_destination(dest);
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d\n", 1);
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d\n", 1);
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d", 1);
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d", 1);
rc = stat(FILE_NAME, &st);
fail_if(rc != 0, "stat failed: %s\n", strerror(errno));
fail_if(st.st_size != 77*2, "was %ld\n", (long)st.st_size);
fail_if(rc != 0, "stat failed: %s", strerror(errno));
fail_if(st.st_size != 77*2, "was %ld", (long)st.st_size);
rc = remove(FILE_NAME);
fail_if(rc != 0, "Remove failed %s\n", strerror(errno));
fail_if(rc != 0, "Remove failed %s", strerror(errno));
rc = uc_log_reopen_files();
fail_if(rc != 0, "uc_log_reopen_files failed: %d\n", rc);
fail_if(rc != 0, "uc_log_reopen_files failed: %d", rc);
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d\n", 1);
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d", 1);
rc = stat(FILE_NAME, &st);
fail_if(rc != 0, "2. stat failed: %s\n", strerror(errno));
fail_if(st.st_size != 77, "was %ld\n", (long)st.st_size);//should only one line there now
fail_if(rc != 0, "2. stat failed: %s", strerror(errno));
fail_if(st.st_size != 77, "was %ld", (long)st.st_size);//should only one line there now
END_TEST
@@ -277,29 +277,29 @@ START_TEST (test_logfile_remove_dest)
uc_log_add_destination(dest1);
uc_log_add_destination(dest2);
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d\n", 1);
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d\n", 1);
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d", 1);
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d", 1);
rc = stat(FILE_NAME, &st);
fail_if(rc != 0, "stat failed: %s\n", strerror(errno));
fail_if(st.st_size != 77*2, "was %ld\n", (long)st.st_size);
fail_if(rc != 0, "stat failed: %s", strerror(errno));
fail_if(st.st_size != 77*2, "was %ld", (long)st.st_size);
uc_log_remove_destination(dest1);
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d\n", 1); //should not be logged now
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d", 1); //should not be logged now
rc = stat(FILE_NAME, &st);
fail_if(rc != 0, "2. stat failed: %s\n", strerror(errno));
fail_if(st.st_size != 77*2, "was %ld\n", (long)st.st_size);//should be same size
fail_if(rc != 0, "2. stat failed: %s", strerror(errno));
fail_if(st.st_size != 77*2, "was %ld", (long)st.st_size);//should be same size
//removing the last destination should be fine too
uc_log_remove_destination(dest2);
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d\n", 1);
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d", 1);
rc = stat(FILE_NAME, &st);
fail_if(rc != 0, "2. stat failed: %s\n", strerror(errno));
fail_if(st.st_size != 77*2, "was %ld\n", (long)st.st_size);//should be same size
fail_if(rc != 0, "2. stat failed: %s", strerror(errno));
fail_if(st.st_size != 77*2, "was %ld", (long)st.st_size);//should be same size
END_TEST
@@ -326,9 +326,9 @@ START_TEST (test_logfile_full_filesystem)
uc_log_add_destination(dest);
for (i = 0; i < 1024; i++) {
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d\n", 1);
UC_LOGF(UC_LL_WARNING, 0, "Lorum ipson %d\n", 1);
UC_LOGF(UC_LL_INFO, 0, "Lorum ipson %d\n", 1);
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d", 1);
UC_LOGF(UC_LL_WARNING, 0, "Lorum ipson %d", 1);
UC_LOGF(UC_LL_INFO, 0, "Lorum ipson %d", 1);
}
END_TEST
@@ -370,7 +370,7 @@ START_TEST (test_logfile_invalid_file_after_reopen)
int rc;
uc_log_init(&mods);
printf("SUBDIR_FILE_NAME= " SUBDIR_FILE_NAME " \n");
printf("SUBDIR_FILE_NAME= " SUBDIR_FILE_NAME " ");
dest = uc_log_new_file(SUBDIR_FILE_NAME, UC_LL_DEBUG, 1);
fail_if(dest == NULL);
@@ -378,18 +378,18 @@ START_TEST (test_logfile_invalid_file_after_reopen)
logging_rm_subdir();
rc = access(SUBDIR_FILE_NAME, W_OK);
fail_if(rc == 0, "Test setup is wrong. Can still access" SUBDIR_FILE_NAME "\n");
fail_if(rc == 0, "Test setup is wrong. Can still access" SUBDIR_FILE_NAME "");
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d\n", 1);
UC_LOGF(UC_LL_WARNING, 0, "Lorum ipson %d\n", 1);
UC_LOGF(UC_LL_INFO, 0, "Lorum ipson %d\n", 1);
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d", 1);
UC_LOGF(UC_LL_WARNING, 0, "Lorum ipson %d", 1);
UC_LOGF(UC_LL_INFO, 0, "Lorum ipson %d", 1);
uc_log_reopen_files();
//this should not crash now.
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d\n", 1);
UC_LOGF(UC_LL_WARNING, 0, "Lorum ipson %d\n", 1);
UC_LOGF(UC_LL_INFO, 0, "Lorum ipson %d\n", 1);
UC_LOGF(UC_LL_DEBUG, 0, "Lorum ipson %d", 1);
UC_LOGF(UC_LL_WARNING, 0, "Lorum ipson %d", 1);
UC_LOGF(UC_LL_INFO, 0, "Lorum ipson %d", 1);
END_TEST
@@ -419,8 +419,8 @@ START_TEST (test_logfile_raw)
UC_LOGFR(UC_LL_DEBUG, 0, "Lorum ipson %d\n", 1);
rc = stat(FILE_NAME, &st);
fail_if(rc != 0, "stat failed: %s\n", strerror(errno));
fail_if(st.st_size != 14*2, "was %ld\n", (long)st.st_size);
fail_if(rc != 0, "stat failed: %s", strerror(errno));
fail_if(st.st_size != 14*2, "was %ld", (long)st.st_size);
END_TEST
START_TEST (test_logfile_dest_mask)
@@ -454,19 +454,19 @@ START_TEST (test_logfile_dest_mask)
uc_log_add_destination(dest);
UC_LOGFR(UC_LL_DEBUG, 0, "Lorum ipson %d\n", 1);
UC_LOGFR(UC_LL_DEBUG, 0, "Lorum ipson %d\n", 1);
UC_LOGFR(UC_LL_DEBUG, 0, "Lorum ipson %d", 1);
rc = stat(FILE_NAME, &st);
fail_if(rc != 0, "stat failed: %s\n", strerror(errno));
fail_if(st.st_size != 0, "was %ld\n", (long)st.st_size);
fail_if(rc != 0, "stat failed: %s", strerror(errno));
fail_if(st.st_size != 0, "was %ld", (long)st.st_size);
uc_log_destination_set_mask(dest, "MOD1=DEBUG:mod2=Debug");
UC_LOGFR(UC_LL_DEBUG, 0, "Lorum ipson %d\n", 1);
UC_LOGFR(UC_LL_DEBUG, 1, "Lorum ipson %d\n", 1);
rc = stat(FILE_NAME, &st);
fail_if(rc != 0, "stat failed: %s\n", strerror(errno));
fail_if(st.st_size != 14*2, "was %ld\n", (long)st.st_size);
fail_if(rc != 0, "stat failed: %s", strerror(errno));
fail_if(st.st_size != 14*2, "was %ld", (long)st.st_size);
END_TEST
START_TEST (test_loglevel_module_none)
@@ -494,8 +494,8 @@ START_TEST (test_loglevel_module_none)
UC_LOGFR(UC_LL_ERROR, 0, "Lorum ipson %d\n", 1);
rc = stat(FILE_NAME, &st);
fail_if(rc != 0, "stat failed: %s\n", strerror(errno));
fail_if(st.st_size != 0, "was %ld\n", (long)st.st_size);
fail_if(rc != 0, "stat failed: %s", strerror(errno));
fail_if(st.st_size != 0, "was %ld", (long)st.st_size);
END_TEST
START_TEST (test_loglevel_dest_none)
@@ -523,8 +523,8 @@ START_TEST (test_loglevel_dest_none)
UC_LOGFR(UC_LL_WARNING, 0, "Lorum ipson %d\n", 1);
rc = stat(FILE_NAME, &st);
fail_if(rc != 0, "stat failed: %s\n", strerror(errno));
fail_if(st.st_size != 0, "was %ld\n", (long)st.st_size);
fail_if(rc != 0, "stat failed: %s", strerror(errno));
fail_if(st.st_size != 0, "was %ld", (long)st.st_size);
END_TEST
test/udp_heartbeat.c
+8 -8
View File
@@ -99,7 +99,7 @@ void peer_add_addr(struct HBContext *ctx, const struct sockaddr_in *addr)
int usec;
if (peer != NULL) {
UC_LOGF(UC_LL_INFO, LMAIN, "Ignoring adding existing peer %s:%u\n",
UC_LOGF(UC_LL_INFO, LMAIN, "Ignoring adding existing peer %s:%u",
inet_ntoa(addr->sin_addr), addr->sin_port);
return;
}
@@ -169,12 +169,12 @@ void peer_do_state(struct HBPeer *peer, enum PeerEvent event)
{
if (peer->state == PeerUnknown || peer->state == PeerDead) {
if (event == PeerReceived) {
UC_LOGF(UC_LL_INFO, LMAIN, "Peer is now alive\n");
UC_LOGF(UC_LL_INFO, LMAIN, "Peer is now alive");
peer->state = PeerAlive;
}
} else if (peer->state == PeerAlive) {
if (event == PeerTimedout) {
UC_LOGF(UC_LL_INFO, LMAIN, "Peer is dead !\n");
UC_LOGF(UC_LL_INFO, LMAIN, "Peer is dead !");
peer->state = PeerDead;
}
}
@@ -206,7 +206,7 @@ void hb_read(struct IOMux *mux, struct IOMuxFD *fd, unsigned int event)
return;
}
UC_LOGF(UC_LL_INFO, LMAIN, "Message from %s:%u\n", inet_ntoa(peer_addr.sin_addr),
UC_LOGF(UC_LL_INFO, LMAIN, "Message from %s:%u", inet_ntoa(peer_addr.sin_addr),
ntohs(peer_addr.sin_port));
if (rc < 4) {
@@ -216,13 +216,13 @@ void hb_read(struct IOMux *mux, struct IOMuxFD *fd, unsigned int event)
magic = uc_unpack_32_be(buf);
if (magic != HB_MAGIX) {
UC_LOGF(UC_LL_WARNING, LMAIN, "Received unknown message, magic = 0x%X\n", magic);
UC_LOGF(UC_LL_WARNING, LMAIN, "Received unknown message, magic = 0x%X", magic);
return;
}
peer = hb_peer_find(ctx, &peer_addr);
if (peer == NULL) {
UC_LOGF(UC_LL_WARNING, LMAIN, "Found no peer\n");
UC_LOGF(UC_LL_WARNING, LMAIN, "Found no peer");
return;
}
@@ -241,13 +241,13 @@ void init_hb_context(struct HBContext *ctx, uint16_t local_port)
sock_fd = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
if (sock_fd == -1) {
UC_LOGF(UC_LL_ERROR, LMAIN, "socket failed : %s\n", strerror(errno));
UC_LOGF(UC_LL_ERROR, LMAIN, "socket failed : %s", strerror(errno));
return;
}
if (bind(sock_fd, (struct sockaddr*)&addr, sizeof addr) != 0) {
UC_LOGF(UC_LL_ERROR, LMAIN, "Cannot bind socket to port %u : %s\n",
UC_LOGF(UC_LL_ERROR, LMAIN, "Cannot bind socket to port %u : %s",
local_port, strerror(errno));
close(sock_fd);
return;