diff --git a/src/rc/start-stop-daemon.c b/src/rc/start-stop-daemon.c index 6bb821c5..b85a5f3d 100644 --- a/src/rc/start-stop-daemon.c +++ b/src/rc/start-stop-daemon.c @@ -501,40 +501,42 @@ static void handle_signal(int sig) static char * expand_home(const char *home, const char *path) { - char *pat, *p, *nh; + char *opath, *ppath, *p, *nh; size_t len; struct passwd *pw; if (!path || *path != '~') return xstrdup(path); - pat = xstrdup(path); - if (pat[1] != '/' && pat[1] != '\0') { - p = strchr(pat + 1, '/'); + opath = ppath = xstrdup(path); + if (ppath[1] != '/' && ppath[1] != '\0') { + p = strchr(ppath + 1, '/'); if (p) *p = '\0'; - pw = getpwnam(pat + 1); + pw = getpwnam(ppath + 1); if (pw) { home = pw->pw_dir; - pat = p; - if (pat) - *pat = '/'; + ppath = p; + if (ppath) + *ppath = '/'; } else home = NULL; } else - pat++; + ppath++; if (!home) { - free(pat); + free(opath); return xstrdup(path); } - if (!pat) + if (!ppath) { + free(opath); return xstrdup(home); + } - len = strlen(pat) + strlen(home) + 1; + len = strlen(ppath) + strlen(home) + 1; nh = xmalloc(len); - snprintf(nh, len, "%s%s", home, pat); - free(pat); + snprintf(nh, len, "%s%s", home, ppath); + free(opath); return nh; } @@ -892,6 +894,8 @@ int start_stop_daemon(int argc, char **argv) ch_dir = expand_home(home, ch_dir); if (ch_root && *ch_root == '~') ch_root = expand_home(home, ch_root); + if (*exec == '~') + exec = expand_home(home, exec); /* Validate that the binary exists if we are starting */ if (*exec == '/' || *exec == '.') {