patch 9.0.0282: a nested timout stops the previous timeout
Problem: A nested timout stops the previous timeout.
Solution: Ignore any nested timeout.
diff --git a/src/regexp.c b/src/regexp.c
index bec0464..8e6e9c4 100644
--- a/src/regexp.c
+++ b/src/regexp.c
@@ -51,17 +51,32 @@
}
#ifdef FEAT_RELTIME
+static int timeout_nesting = 0;
+
+/*
+ * Start a timer that will cause the regexp to abort after "msec".
+ * This doesn't work well recursively. In case it happens anyway, the first
+ * set timeout will prevail, nested ones are ignored.
+ * The caller must make sure there is a matching disable_regexp_timeout() call!
+ */
void
init_regexp_timeout(long msec)
{
- timeout_flag = start_timeout(msec);
+ if (timeout_nesting == 0)
+ timeout_flag = start_timeout(msec);
+ ++timeout_nesting;
}
void
disable_regexp_timeout(void)
{
- stop_timeout();
- timeout_flag = &dummy_timeout_flag;
+ if (timeout_nesting == 0)
+ iemsg("disable_regexp_timeout() called without active timer");
+ else if (--timeout_nesting == 0)
+ {
+ stop_timeout();
+ timeout_flag = &dummy_timeout_flag;
+ }
}
#endif