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Diffstat (limited to 'qga/main.c')
-rw-r--r--qga/main.c54
1 files changed, 10 insertions, 44 deletions
diff --git a/qga/main.c b/qga/main.c
index 6d70242d05..c399320d3c 100644
--- a/qga/main.c
+++ b/qga/main.c
@@ -340,46 +340,6 @@ static FILE *ga_open_logfile(const char *logfile)
return f;
}
-#ifndef _WIN32
-static bool ga_open_pidfile(const char *pidfile)
-{
- int pidfd;
- char pidstr[32];
-
- pidfd = qemu_open(pidfile, O_CREAT|O_WRONLY, S_IRUSR|S_IWUSR);
- if (pidfd == -1 || lockf(pidfd, F_TLOCK, 0)) {
- g_critical("Cannot lock pid file, %s", strerror(errno));
- if (pidfd != -1) {
- close(pidfd);
- }
- return false;
- }
-
- if (ftruncate(pidfd, 0)) {
- g_critical("Failed to truncate pid file");
- goto fail;
- }
- snprintf(pidstr, sizeof(pidstr), "%d\n", getpid());
- if (write(pidfd, pidstr, strlen(pidstr)) != strlen(pidstr)) {
- g_critical("Failed to write pid file");
- goto fail;
- }
-
- /* keep pidfile open & locked forever */
- return true;
-
-fail:
- unlink(pidfile);
- close(pidfd);
- return false;
-}
-#else /* _WIN32 */
-static bool ga_open_pidfile(const char *pidfile)
-{
- return true;
-}
-#endif
-
static gint ga_strcmp(gconstpointer str1, gconstpointer str2)
{
return strcmp(str1, str2);
@@ -479,8 +439,11 @@ void ga_unset_frozen(GAState *s)
ga_enable_logging(s);
g_warning("logging re-enabled due to filesystem unfreeze");
if (s->deferred_options.pid_filepath) {
- if (!ga_open_pidfile(s->deferred_options.pid_filepath)) {
- g_warning("failed to create/open pid file");
+ Error *err = NULL;
+
+ if (!qemu_write_pidfile(s->deferred_options.pid_filepath, &err)) {
+ g_warning("%s", error_get_pretty(err));
+ error_free(err);
}
s->deferred_options.pid_filepath = NULL;
}
@@ -515,8 +478,11 @@ static void become_daemon(const char *pidfile)
}
if (pidfile) {
- if (!ga_open_pidfile(pidfile)) {
- g_critical("failed to create pidfile");
+ Error *err = NULL;
+
+ if (!qemu_write_pidfile(pidfile, &err)) {
+ g_critical("%s", error_get_pretty(err));
+ error_free(err);
exit(EXIT_FAILURE);
}
}