fe493479e
Denis Vlasenko
2008-04-20
Subject
start_stop_daemon: stat executable only once
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Commit Diff GitHub →
debianutils/start_stop_daemon.c+5 -2
| @@ -32,6 +32,7 @@ struct globals { | |
| int user_id; | |
| smallint quiet; | |
| smallint signal_nr; | |
| + | struct stat execstat; |
| }; | |
| #define G (*(struct globals*)&bb_common_bufsiz1) | |
| #define found (G.found ) | |
| @@ -42,6 +43,7 @@ struct globals { | |
| #define user_id (G.user_id ) | |
| #define quiet (G.quiet ) | |
| #define signal_nr (G.signal_nr ) | |
| + | #define execstat (G.execstat ) |
| #define INIT_G() \ | |
| do { \ | |
| user_id = -1; \ | |
| @@ -51,13 +53,12 @@ struct globals { | |
| static int pid_is_exec(pid_t pid) | |
| { | |
| - | struct stat st, execstat; |
| + | struct stat st; |
| char buf[sizeof("/proc//exe") + sizeof(int)*3]; | |
| sprintf(buf, "/proc/%u/exe", pid); | |
| if (stat(buf, &st) < 0) | |
| return 0; | |
| - | xstat(execname, &execstat); |
| if (st.st_dev == execstat.st_dev | |
| && st.st_ino == execstat.st_ino) | |
| return 1; | |
| @@ -299,6 +300,8 @@ int start_stop_daemon_main(int argc ATTRIBUTE_UNUSED, char **argv) | |
| if (errno) | |
| user_id = xuname2uid(userspec); | |
| } | |
| + | if (execname) |
| + | xstat(execname, &execstat); |
| do_procinit(); /* Both start and stop needs to know current processes */ | |