patch from vodz:

I reduce 148 bytes from start_stop_daemon.c code. Also reduced
    memory allocated.
This commit is contained in:
Eric Andersen 2001-10-31 09:55:39 +00:00
parent 2c669dd108
commit 950d8b496f
2 changed files with 52 additions and 72 deletions

View File

@ -28,25 +28,23 @@ static const char *userspec = NULL;
static const char *cmdname = NULL;
static char *execname = NULL;
static char *startas = NULL;
static const char *progname = "";
struct pid_list {
typedef struct pid_list {
struct pid_list *next;
int pid;
};
} pid_list;
static struct pid_list *found = NULL;
static struct pid_list *killed = NULL;
static pid_list *found = NULL;
static void
push(struct pid_list **list, int pid)
static inline void
push(int pid)
{
struct pid_list *p;
pid_list *p;
p = xmalloc(sizeof(*p));
p->next = *list;
p->next = found;
p->pid = pid;
*list = p;
found = p;
}
@ -85,7 +83,6 @@ parse_options(int argc, char * const *argv)
break;
default:
show_usage();
exit(1);
}
}
@ -169,7 +166,7 @@ check(int pid)
if (cmdname && !pid_is_cmd(pid, cmdname)) {
return;
}
push(&found, pid);
push(pid);
}
@ -202,7 +199,8 @@ static void
do_stop(void)
{
char what[1024];
struct pid_list *p;
pid_list *p;
int killed = 0;
if (cmdname)
strcpy(what, cmdname);
@ -215,19 +213,21 @@ do_stop(void)
if (!found) {
printf("no %s found; none killed.\n", what);
exit(0);
return;
}
for (p = found; p; p = p->next) {
if (kill(p->pid, signal_nr) == 0)
push(&killed, p->pid);
else
printf("%s: warning: failed to kill %d: %s\n",
progname, p->pid, strerror(errno));
if (kill(p->pid, signal_nr) == 0) {
p->pid = -p->pid;
killed++;
} else {
perror_msg("warning: failed to kill %d:", p->pid);
}
}
if (killed) {
printf("stopped %s (pid", what);
for (p = killed; p; p = p->next)
printf(" %d", p->pid);
for (p = found; p; p = p->next)
if(p->pid < 0)
printf(" %d", -p->pid);
printf(").\n");
}
}
@ -236,33 +236,23 @@ do_stop(void)
int
start_stop_daemon_main(int argc, char **argv)
{
progname = argv[0];
parse_options(argc, argv);
argc -= optind;
argv += optind;
if (userspec && sscanf(userspec, "%d", &user_id) != 1) {
struct passwd *pw;
pw = getpwnam(userspec);
if (!pw)
error_msg_and_die ("user `%s' not found\n", userspec);
user_id = pw->pw_uid;
}
if (userspec && sscanf(userspec, "%d", &user_id) != 1)
user_id = my_getpwnam(userspec);
do_procfs();
if (stop) {
do_stop();
exit(0);
return EXIT_SUCCESS;
}
if (found) {
printf("%s already running.\n", execname);
printf("%d\n",found->pid);
exit(0);
printf("%s already running.\n%d\n", execname ,found->pid);
return EXIT_SUCCESS;
}
*--argv = startas;
execv(startas, argv);

View File

@ -28,25 +28,23 @@ static const char *userspec = NULL;
static const char *cmdname = NULL;
static char *execname = NULL;
static char *startas = NULL;
static const char *progname = "";
struct pid_list {
typedef struct pid_list {
struct pid_list *next;
int pid;
};
} pid_list;
static struct pid_list *found = NULL;
static struct pid_list *killed = NULL;
static pid_list *found = NULL;
static void
push(struct pid_list **list, int pid)
static inline void
push(int pid)
{
struct pid_list *p;
pid_list *p;
p = xmalloc(sizeof(*p));
p->next = *list;
p->next = found;
p->pid = pid;
*list = p;
found = p;
}
@ -85,7 +83,6 @@ parse_options(int argc, char * const *argv)
break;
default:
show_usage();
exit(1);
}
}
@ -169,7 +166,7 @@ check(int pid)
if (cmdname && !pid_is_cmd(pid, cmdname)) {
return;
}
push(&found, pid);
push(pid);
}
@ -202,7 +199,8 @@ static void
do_stop(void)
{
char what[1024];
struct pid_list *p;
pid_list *p;
int killed = 0;
if (cmdname)
strcpy(what, cmdname);
@ -215,19 +213,21 @@ do_stop(void)
if (!found) {
printf("no %s found; none killed.\n", what);
exit(0);
return;
}
for (p = found; p; p = p->next) {
if (kill(p->pid, signal_nr) == 0)
push(&killed, p->pid);
else
printf("%s: warning: failed to kill %d: %s\n",
progname, p->pid, strerror(errno));
if (kill(p->pid, signal_nr) == 0) {
p->pid = -p->pid;
killed++;
} else {
perror_msg("warning: failed to kill %d:", p->pid);
}
}
if (killed) {
printf("stopped %s (pid", what);
for (p = killed; p; p = p->next)
printf(" %d", p->pid);
for (p = found; p; p = p->next)
if(p->pid < 0)
printf(" %d", -p->pid);
printf(").\n");
}
}
@ -236,33 +236,23 @@ do_stop(void)
int
start_stop_daemon_main(int argc, char **argv)
{
progname = argv[0];
parse_options(argc, argv);
argc -= optind;
argv += optind;
if (userspec && sscanf(userspec, "%d", &user_id) != 1) {
struct passwd *pw;
pw = getpwnam(userspec);
if (!pw)
error_msg_and_die ("user `%s' not found\n", userspec);
user_id = pw->pw_uid;
}
if (userspec && sscanf(userspec, "%d", &user_id) != 1)
user_id = my_getpwnam(userspec);
do_procfs();
if (stop) {
do_stop();
exit(0);
return EXIT_SUCCESS;
}
if (found) {
printf("%s already running.\n", execname);
printf("%d\n",found->pid);
exit(0);
printf("%s already running.\n%d\n", execname ,found->pid);
return EXIT_SUCCESS;
}
*--argv = startas;
execv(startas, argv);