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Code Issues Releases Activity

Use pidfile(3) in moused(8).

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This commit is contained in:
Pawel Jakub Dawidek 2005-08-24 17:27:06 +00:00
parent fa39391686
commit a80d5fc227
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=149426
2 changed files with 16 additions and 6 deletions
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3
usr.sbin/moused/Makefile
View File

@ -3,6 +3,9 @@
PROG= moused
MAN= moused.8
DPADD= ${LIBUTIL}
LDADD= -lutil
#BINMODE=4555
#PRECIOUSPROG=

19
usr.sbin/moused/moused.c
View File

@ -61,6 +61,7 @@ __FBSDID("$FreeBSD$");
#include <err.h>
#include <errno.h>
#include <fcntl.h>
#include <libutil.h>
#include <limits.h>
#include <setjmp.h>
#include <signal.h>
@ -161,6 +162,7 @@ int background = FALSE;
int identify = ID_NONE;
int extioctl = FALSE;
char *pidfile = "/var/run/moused.pid";
struct pidfh *pfh;
#define SCROLL_NOTSCROLLING 0
#define SCROLL_PREPARE 1
@ -907,7 +909,7 @@ moused(void)
struct timeval timeout;
fd_set fds;
u_char b;
FILE *fp;
pid_t mpid;
int flags;
int c;
int i;
@ -916,15 +918,20 @@ moused(void)
logerr(1, "cannot open /dev/consolectl");
if (!nodaemon && !background) {
pfh = pidfile_open(pidfile, 0644, &mpid);
if (pfh == NULL) {
if (errno == EEXIST)
logerrx(1, "moused already running, pid: %d", mpid);
logwarn("cannot open pid file");
}
if (daemon(0, 0)) {
int saved_errno = errno;
pidfile_remove(pfh);
errno = saved_errno;
logerr(1, "failed to become a daemon");
} else {
background = TRUE;
fp = fopen(pidfile, "w");
if (fp != NULL) {
fprintf(fp, "%d\n", getpid());
fclose(fp);
}
pidfile_write(pfh);
}
}