From 8cedabaee09937809802e1791cbc6caffdbd3024 Mon Sep 17 00:00:00 2001 From: Rob Landley Date: Mon, 4 Sep 2006 18:59:39 +0000 Subject: Patch from Natanael Copa to make start-stop-daemon just use readlink and strcmp to check if a program is already running. --- debianutils/start_stop_daemon.c | 17 +++++++++-------- 1 file changed, 9 insertions(+), 8 deletions(-) (limited to 'debianutils') diff --git a/debianutils/start_stop_daemon.c b/debianutils/start_stop_daemon.c index 9c9b5fe77..e0c8f2d9b 100644 --- a/debianutils/start_stop_daemon.c +++ b/debianutils/start_stop_daemon.c @@ -39,16 +39,17 @@ static inline void push(pid_t pid) static int pid_is_exec(pid_t pid, const char *name) { - char buf[32]; - struct stat sb, exec_stat; - - if (name) - xstat(name, &exec_stat); + char buf[32], *execbuf; + int equal; sprintf(buf, "/proc/%d/exe", pid); - if (stat(buf, &sb) != 0) - return 0; - return (sb.st_dev == exec_stat.st_dev && sb.st_ino == exec_stat.st_ino); + execbuf = xstrdup(name); + readlink(buf, execbuf, strlen(name)+1); + + equal = ! strcmp(execbuf, name); + if (ENABLE_FEATURE_CLEAN_UP) + free(execbuf); + return equal; } static int pid_is_user(int pid, int uid) -- cgit v1.2.3