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authorErik Andersen2000-04-14 21:45:29 +0000
committerErik Andersen2000-04-14 21:45:29 +0000
commit95c1c1e05f290ccbcc2ff863a62bcee5d57bf5c8 (patch)
tree3b89971f6401d4cf4f8d94d28e8b528bef789486 /sysklogd
parentd5ba77d03ee32b6757005ebd58c04b845b3a151a (diff)
downloadbusybox-95c1c1e05f290ccbcc2ff863a62bcee5d57bf5c8.zip
busybox-95c1c1e05f290ccbcc2ff863a62bcee5d57bf5c8.tar.gz
Fix a tar bug: tar removed leading '/'s for symlink targets.
Fix a syslogd bug: Only the first sizeof(buffer) was read from the /dev/log socket, causing (for most cases) only every other log item to be logged. -Erik
Diffstat (limited to 'sysklogd')
-rw-r--r--sysklogd/syslogd.c64
1 files changed, 20 insertions, 44 deletions
diff --git a/sysklogd/syslogd.c b/sysklogd/syslogd.c
index ec372fc..8827265 100644
--- a/sysklogd/syslogd.c
+++ b/sysklogd/syslogd.c
@@ -81,21 +81,17 @@ static void message(char *fmt, ...)
int fd;
va_list arguments;
- if (
- (fd =
- device_open(logFilePath,
- O_WRONLY | O_CREAT | O_NOCTTY | O_APPEND |
- O_NONBLOCK)) >= 0) {
+ if ( (fd = device_open(logFilePath,
+ O_WRONLY | O_CREAT | O_NOCTTY | O_APPEND |
+ O_NONBLOCK)) >= 0) {
va_start(arguments, fmt);
vdprintf(fd, fmt, arguments);
va_end(arguments);
close(fd);
} else {
/* Always send console messages to /dev/console so people will see them. */
- if (
- (fd =
- device_open(_PATH_CONSOLE,
- O_WRONLY | O_NOCTTY | O_NONBLOCK)) >= 0) {
+ if ( (fd = device_open(_PATH_CONSOLE,
+ O_WRONLY | O_NOCTTY | O_NONBLOCK)) >= 0) {
va_start(arguments, fmt);
vdprintf(fd, fmt, arguments);
va_end(arguments);
@@ -177,14 +173,10 @@ static void doSyslogd (void)
signal (SIGALRM, domark);
alarm (MarkInterval);
- /* create the syslog file so realpath() can work
- * (the ugle close(open()) stuff is just a cheap
- * touch command that avoids using system (system
- * is always a bad thing to use) */
- close(open("touch " _PATH_LOG, O_RDWR | O_CREAT, 0644));
+ /* create the syslog file so realpath() can work */
+ close(open(_PATH_LOG, O_RDWR | O_CREAT, 0644));
if (realpath(_PATH_LOG, lfile) == NULL) {
- perror("Could not resolv path to " _PATH_LOG);
- exit (FALSE);
+ fatalError("Could not resolv path to " _PATH_LOG);
}
unlink (lfile);
@@ -194,20 +186,17 @@ static void doSyslogd (void)
sunx.sun_family = AF_UNIX;
strncpy (sunx.sun_path, lfile, sizeof(sunx.sun_path));
if ((sock_fd = socket(AF_UNIX, SOCK_STREAM, 0)) < 0) {
- perror ("Couldn't obtain descriptor for socket " _PATH_LOG);
- exit (FALSE);
+ fatalError ("Couldn't obtain descriptor for socket " _PATH_LOG);
}
addrLength = sizeof (sunx.sun_family) + strlen (sunx.sun_path);
if ((bind (sock_fd, (struct sockaddr *) &sunx, addrLength)) ||
(listen (sock_fd, 5))) {
- perror ("Could not connect to socket " _PATH_LOG);
- exit (FALSE);
+ fatalError ("Could not connect to socket " _PATH_LOG);
}
if (chmod (lfile, 0666) < 0) {
- perror ("Could not set permission on " _PATH_LOG);
- exit (FALSE);
+ fatalError ("Could not set permission on " _PATH_LOG);
}
FD_ZERO (&readfds);
@@ -221,19 +210,17 @@ static void doSyslogd (void)
if ((n_ready = select (FD_SETSIZE, &readfds, NULL, NULL, NULL)) < 0) {
if (errno == EINTR) continue; /* alarm may have happened. */
- perror ("select");
- exit (FALSE);
+ fatalError( "select error: %s\n", strerror(errno));
}
/* Skip stdin, stdout, stderr */
- for (fd = 3; fd <= FD_SETSIZE; fd++) {
+ for (fd = 3; fd < FD_SETSIZE; fd++) {
if (FD_ISSET (fd, &readfds)) {
if (fd == sock_fd) {
int conn;
if ((conn = accept(sock_fd, (struct sockaddr *) &sunx,
&addrLength)) < 0) {
- perror ("accept");
- exit (FALSE); /* #### ??? */
+ fatalError( "accept error: %s\n", strerror(errno));
}
FD_SET (conn, &readfds);
}
@@ -242,17 +229,11 @@ static void doSyslogd (void)
char buf[BUFSIZE];
char *q, *p;
int n_read;
+ char line[BUFSIZE];
+ unsigned char c;
- n_read = read (fd, buf, BUFSIZE);
-
- if (n_read < 0) {
- // FIXME .. fd isn't set
- perror ("read error");
- goto close_fd;
- }
- else if (n_read > 0) {
- char line[BUFSIZE];
- unsigned char c;
+ /* Keep reading stuff till there is nothing else to read */
+ while( (n_read = read (fd, buf, BUFSIZE)) > 0 && errno != EOF) {
int pri = (LOG_USER | LOG_NOTICE);
memset (line, 0, sizeof(line));
@@ -281,14 +262,9 @@ static void doSyslogd (void)
/* Now log it */
logMessage(pri, line);
-
- close_fd:
- close (fd);
- FD_CLR (fd, &readfds);
- }
- else { /* EOF */
- goto close_fd;
}
+ close (fd);
+ FD_CLR (fd, &readfds);
}
}
}