From 3adb8fb389caaafbed1be13c5ac4d96214c8eed3 Mon Sep 17 00:00:00 2001 From: Doug Freed Date: Sun, 24 Jul 2016 02:27:53 +0000 Subject: rc-logger: refuse to cat TMPLOG into itself This prevents an infinite loop in case somebody decides to set rc_log_path to match TMPLOG. --- src/rc/rc-logger.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/src/rc/rc-logger.c b/src/rc/rc-logger.c index 06f33980..b4bd0eae 100644 --- a/src/rc/rc-logger.c +++ b/src/rc/rc-logger.c @@ -247,6 +247,10 @@ rc_logger_open(const char *level) logfile = rc_conf_value("rc_log_path"); if (logfile == NULL) logfile = DEFAULTLOG; + if (!strcmp(logfile, TMPLOG)) { + eerror("Cowardly refusing to concatenate a logfile into itself."); + eerrorx("Please change rc_log_path to something other than %s to get rid of this message", TMPLOG); + } if ((plog = fopen(logfile, "ae"))) { if ((log = fopen(TMPLOG, "re"))) { -- cgit v1.2.3