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Diffstat (limited to 'src/rc')
-rw-r--r--src/rc/rc.c155
1 files changed, 84 insertions, 71 deletions
diff --git a/src/rc/rc.c b/src/rc/rc.c
index a6aa5dbb..a6cde112 100644
--- a/src/rc/rc.c
+++ b/src/rc/rc.c
@@ -96,7 +96,8 @@ struct termios *termios_orig = NULL;
RC_PIDLIST service_pids;
-static void clean_failed(void)
+static void
+clean_failed(void)
{
DIR *dp;
struct dirent *d;
@@ -111,13 +112,14 @@ static void clean_failed(void)
(d->d_name[1] == '.' && d->d_name[2] == '\0')))
continue;
- l = strlen(RC_SVCDIR "/failed/") + strlen(d->d_name) + 1;
+ l = strlen(RC_SVCDIR "/failed/") +
+ strlen(d->d_name) + 1;
path = xmalloc(sizeof(char) * l);
snprintf(path, l, RC_SVCDIR "/failed/%s", d->d_name);
if (path) {
if (unlink(path))
- eerror("%s: unlink `%s': %s", applet, path,
- strerror(errno));
+ eerror("%s: unlink `%s': %s",
+ applet, path, strerror(errno));
free(path);
}
}
@@ -125,7 +127,8 @@ static void clean_failed(void)
}
}
-static void cleanup(void)
+static void
+cleanup(void)
{
if (applet && strcmp(applet, "rc") == 0) {
#ifdef DEBUG_MEMORY
@@ -171,7 +174,8 @@ static void cleanup(void)
}
#ifdef __linux__
-static char *proc_getent(const char *ent)
+static char *
+proc_getent(const char *ent)
{
FILE *fp;
char proc[COMMAND_LINE_SIZE];
@@ -179,10 +183,10 @@ static char *proc_getent(const char *ent)
char *value = NULL;
int i;
- if (! exists("/proc/cmdline"))
+ if (!exists("/proc/cmdline"))
return NULL;
- if (! (fp = fopen("/proc/cmdline", "r"))) {
+ if (!(fp = fopen("/proc/cmdline", "r"))) {
eerror("failed to open `/proc/cmdline': %s", strerror(errno));
return NULL;
}
@@ -205,18 +209,19 @@ static char *proc_getent(const char *ent)
}
#endif
-static char read_key(bool block)
+static char
+read_key(bool block)
{
struct termios termios;
char c = 0;
int fd = STDIN_FILENO;
- if (! isatty(fd))
+ if (!isatty(fd))
return false;
/* Now save our terminal settings. We need to restore them at exit as we
* will be changing it for non-blocking reads for Interactive */
- if (! termios_orig) {
+ if (!termios_orig) {
termios_orig = xmalloc(sizeof(*termios_orig));
tcgetattr(fd, termios_orig);
}
@@ -230,15 +235,13 @@ static char read_key(bool block)
termios.c_cc[VTIME] = 0;
}
tcsetattr(fd, TCSANOW, &termios);
-
read(fd, &c, 1);
-
tcsetattr(fd, TCSANOW, termios_orig);
-
return c;
}
-static bool want_interactive(void)
+static bool
+want_interactive(void)
{
char c;
static bool gotinteractive;
@@ -246,26 +249,26 @@ static bool want_interactive(void)
if (rc_yesno(getenv("EINFO_QUIET")))
return false;
-
- if (! gotinteractive) {
+ if (!gotinteractive) {
gotinteractive = true;
interactive = rc_conf_yesno("rc_interactive");
}
- if (! interactive)
+ if (!interactive)
return false;
-
c = read_key(false);
return (c == 'I' || c == 'i') ? true : false;
}
-static void mark_interactive(void)
+static void
+mark_interactive(void)
{
FILE *fp = fopen(INTERACTIVE, "w");
if (fp)
fclose(fp);
}
-static void run_program(const char *prog)
+static void
+run_program(const char *prog)
{
struct sigaction sa;
sigset_t full;
@@ -310,24 +313,25 @@ static void run_program(const char *prog)
eerrorx("%s: failed to exec `%s'", applet, prog);
}
-static void sulogin(bool cont)
+static void
+sulogin(bool cont)
{
#ifdef __linux__
const char *sys = rc_sys();
/* VSERVER and OPENVZ systems cannot do a sulogin */
- if (sys && (strcmp(sys, "VSERVER") == 0 || strcmp(sys, "OPENVZ") == 0)) {
+ if (sys &&
+ (strcmp(sys, "VSERVER") == 0 || strcmp(sys, "OPENVZ") == 0))
+ {
execl("/sbin/halt", "/sbin/halt", "-f", (char *) NULL);
eerrorx("%s: unable to exec `/sbin/halt': %s",
applet, strerror(errno));
}
#endif
-
- if (! cont) {
+ if (!cont) {
rc_logger_close();
exit(EXIT_SUCCESS);
}
-
#ifdef __linux__
run_program(SULOGIN);
#else
@@ -335,31 +339,33 @@ static void sulogin(bool cont)
#endif
}
-_dead static void single_user(void)
+_dead static void
+single_user(void)
{
rc_logger_close();
-
execl(SHUTDOWN, SHUTDOWN, "now", (char *) NULL);
eerrorx("%s: unable to exec `" SHUTDOWN "': %s",
applet, strerror(errno));
}
-static bool set_krunlevel(const char *level)
+static bool
+set_krunlevel(const char *level)
{
FILE *fp;
- if (! level ||
+ if (!level ||
strcmp(level, getenv ("RC_BOOTLEVEL")) == 0 ||
strcmp(level, RC_LEVEL_SINGLE) == 0 ||
strcmp(level, RC_LEVEL_SYSINIT) == 0)
{
if (exists(RC_KRUNLEVEL) &&
unlink(RC_KRUNLEVEL) != 0)
- eerror("unlink `%s': %s", RC_KRUNLEVEL, strerror(errno));
+ eerror("unlink `%s': %s", RC_KRUNLEVEL,
+ strerror(errno));
return false;
}
- if (! (fp = fopen(RC_KRUNLEVEL, "w"))) {
+ if (!(fp = fopen(RC_KRUNLEVEL, "w"))) {
eerror("fopen `%s': %s", RC_KRUNLEVEL, strerror(errno));
return false;
}
@@ -369,15 +375,15 @@ static bool set_krunlevel(const char *level)
return true;
}
-static int get_krunlevel(char *buffer, int buffer_len)
+static int
+get_krunlevel(char *buffer, int buffer_len)
{
FILE *fp;
int i = 0;
- if (! exists(RC_KRUNLEVEL))
+ if (!exists(RC_KRUNLEVEL))
return 0;
-
- if (! (fp = fopen(RC_KRUNLEVEL, "r"))) {
+ if (!(fp = fopen(RC_KRUNLEVEL, "r"))) {
eerror("fopen `%s': %s", RC_KRUNLEVEL, strerror(errno));
return -1;
}
@@ -387,19 +393,20 @@ static int get_krunlevel(char *buffer, int buffer_len)
if (buffer[i] == '\n')
buffer[i] = 0;
}
-
fclose(fp);
return i;
}
-static void add_pid(pid_t pid)
+static void
+add_pid(pid_t pid)
{
RC_PID *p = xmalloc(sizeof(*p));
p->pid = pid;
LIST_INSERT_HEAD(&service_pids, p, entries);
}
-static void remove_pid(pid_t pid)
+static void
+remove_pid(pid_t pid)
{
RC_PID *p;
@@ -411,12 +418,14 @@ static void remove_pid(pid_t pid)
}
}
-static void wait_for_services(void)
+static void
+wait_for_services(void)
{
while (waitpid(0, 0, 0) != -1);
}
-static void handle_signal(int sig)
+static void
+handle_signal(int sig)
{
int serrno = errno;
char signame[10] = { '\0' };
@@ -532,7 +541,8 @@ do_sysinit()
setenv("RC_SYS", sys, 1);
}
-static bool runlevel_config(const char *service, const char *level)
+static bool
+runlevel_config(const char *service, const char *level)
{
char *init = rc_service_resolve(service);
char *conf, *dir;
@@ -547,23 +557,24 @@ static bool runlevel_config(const char *service, const char *level)
retval = exists(conf);
free(conf);
free(init);
-
return retval;
}
-static void do_stop_services(const char *newlevel, bool parallel)
+static void
+do_stop_services(const char *newlevel, bool parallel)
{
pid_t pid;
RC_STRING *service, *svc1, *svc2;
RC_STRINGLIST *deporder, *tmplist;
RC_SERVICE state;
- RC_STRINGLIST *nostop = rc_stringlist_split(rc_conf_value("rc_nostop"), " ");
+ RC_STRINGLIST *nostop;
- if (! types_n) {
+ if (!types_n) {
types_n = rc_stringlist_new();
rc_stringlist_add(types_n, "needsme");
}
+ nostop = rc_stringlist_split(rc_conf_value("rc_nostop"), " ");
TAILQ_FOREACH_REVERSE(service, stop_services, rc_stringlist, entries)
{
state = rc_service_state(service->value);
@@ -584,8 +595,8 @@ static void do_stop_services(const char *newlevel, bool parallel)
* be stopped if we have a runlevel
* configuration file for either the current
* or next so we use the correct one. */
- if (! runlevel_config(service->value, runlevel) &&
- ! runlevel_config(service->value, newlevel))
+ if (!runlevel_config(service->value,runlevel) &&
+ !runlevel_config(service->value,newlevel))
continue;
}
else
@@ -594,7 +605,7 @@ static void do_stop_services(const char *newlevel, bool parallel)
/* We got this far! Or last check is to see if any any service
* that going to be started depends on us */
- if (! svc1) {
+ if (!svc1) {
tmplist = rc_stringlist_new();
rc_stringlist_add(tmplist, service->value);
deporder = rc_deptree_depends(deptree, types_n, tmplist,
@@ -602,7 +613,7 @@ static void do_stop_services(const char *newlevel, bool parallel)
RC_DEP_STRICT | RC_DEP_TRACE);
rc_stringlist_free(tmplist);
svc2 = NULL;
- TAILQ_FOREACH (svc1, deporder, entries) {
+ TAILQ_FOREACH(svc1, deporder, entries) {
svc2 = rc_stringlist_find(start_services, svc1->value);
if (svc2)
break;
@@ -627,14 +638,15 @@ static void do_stop_services(const char *newlevel, bool parallel)
rc_stringlist_free(nostop);
}
-static void do_start_services(bool parallel)
+static void
+do_start_services(bool parallel)
{
RC_STRING *service;
pid_t pid;
bool interactive = false;
RC_SERVICE state;
- if (! rc_yesno(getenv("EINFO_QUIET")))
+ if (!rc_yesno(getenv("EINFO_QUIET")))
interactive = exists(INTERACTIVE);
TAILQ_FOREACH(service, start_services, entries) {
@@ -642,7 +654,7 @@ static void do_start_services(bool parallel)
if (!(state & RC_SERVICE_STOPPED) || state & RC_SERVICE_FAILED)
continue;
- if (! interactive)
+ if (!interactive)
interactive = want_interactive();
if (interactive) {
@@ -668,7 +680,7 @@ interactive_option:
/* Remember the pid if we're running in parallel */
if (pid > 0) {
add_pid(pid);
- if (! parallel) {
+ if (!parallel) {
rc_waitpid(pid);
remove_pid(pid);
}
@@ -686,7 +698,8 @@ interactive_option:
}
#ifdef RC_DEBUG
-static void handle_bad_signal(int sig)
+static void
+handle_bad_signal(int sig)
{
char pid[10];
int status;
@@ -699,12 +712,12 @@ static void handle_bad_signal(int sig)
case 0:
sprintf(pid, "%i", crashed_pid);
printf("\nAuto launching gdb!\n\n");
- _exit(execlp("gdb", "gdb", "--quiet", "--pid", pid, "-ex", "bt full", NULL));
+ _exit(execlp("gdb", "gdb", "--quiet", "--pid", pid,
+ "-ex", "bt full", NULL));
/* NOTREACHED */
default:
wait(&status);
}
-
_exit(1);
/* NOTREACHED */
}
@@ -726,7 +739,8 @@ static const char * const longopts_help[] = {
};
#include "_usage.c"
-int main(int argc, char **argv)
+int
+main(int argc, char **argv)
{
const char *bootlevel = NULL;
char *newlevel = NULL;
@@ -755,7 +769,7 @@ int main(int argc, char **argv)
applet = basename_c(argv[0]);
LIST_INIT(&service_pids);
atexit(cleanup);
- if (! applet)
+ if (!applet)
eerrorx("arguments required");
if (argc > 1 && (strcmp(argv[1], "--version") == 0)) {
@@ -793,7 +807,8 @@ int main(int argc, char **argv)
case 'o':
if (*optarg == '\0')
optarg = NULL;
- exit(set_krunlevel(optarg) ? EXIT_SUCCESS : EXIT_FAILURE);
+ exit(set_krunlevel(optarg) ?
+ EXIT_SUCCESS : EXIT_FAILURE);
/* NOTREACHED */
case 's':
newlevel = rc_service_resolve(optarg);
@@ -850,8 +865,9 @@ int main(int argc, char **argv)
* If not, we need to erase krunlevel now. */
if (strcmp(runlevel, RC_LEVEL_SINGLE) == 0) {
/* Try not to join boot and krunlevels together */
- if (! newlevel ||
- (strcmp(newlevel, getenv("RC_BOOTLEVEL")) != 0 &&
+ if (!newlevel ||
+ (strcmp(newlevel, RC_LEVEL_SINGLE) != 0 &&
+ strcmp(newlevel, getenv("RC_BOOTLEVEL")) != 0 &&
strcmp(newlevel, RC_LEVEL_SYSINIT) != 0))
if (get_krunlevel(krunlevel, sizeof(krunlevel)))
newlevel = krunlevel;
@@ -884,9 +900,9 @@ int main(int argc, char **argv)
hook_out = RC_HOOK_RUNLEVEL_STOP_OUT;
/* Check if runlevel is valid if we're changing */
- if (newlevel && strcmp(runlevel, newlevel) != 0 && ! going_down) {
- if (! rc_runlevel_exists(newlevel))
- eerrorx ("%s: is not a valid runlevel", newlevel);
+ if (newlevel && strcmp(runlevel, newlevel) != 0 && !going_down) {
+ if (!rc_runlevel_exists(newlevel))
+ eerrorx("%s: is not a valid runlevel", newlevel);
}
/* Load our deptree */
@@ -1000,8 +1016,9 @@ int main(int argc, char **argv)
/* Order the services to start */
if (start_services) {
rc_stringlist_sort(&start_services);
- deporder = rc_deptree_depends(deptree, types_nua, start_services,
- runlevel, depoptions | RC_DEP_START);
+ deporder = rc_deptree_depends(deptree, types_nua,
+ start_services, runlevel,
+ depoptions | RC_DEP_START);
rc_stringlist_free(start_services);
start_services = deporder;
}
@@ -1047,9 +1064,5 @@ int main(int argc, char **argv)
if (regen && strcmp(runlevel, bootlevel) == 0)
unlink(RC_DEPTREE_CACHE);
- /* Single user is done now */
- if (strcmp(runlevel, RC_LEVEL_SINGLE) == 0)
- sulogin(false);
-
return EXIT_SUCCESS;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-24 18:25:11 +0000