From 255884b3fb3988e6b21e6c56e966579f93f914e5 Mon Sep 17 00:00:00 2001
From: ceriel <none@none>
Date: Mon, 16 Feb 1987 21:36:05 +0000
Subject: [PATCH] Another adaption to allow for user intervention BEFORE error
 recovery

---
 util/LLgen/lib/incl |  2 +-
 util/LLgen/lib/rec  | 15 ++++++++++++++-
 2 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/util/LLgen/lib/incl b/util/LLgen/lib/incl
index 9ce5edd5f..9049cf9c2 100644
--- a/util/LLgen/lib/incl
+++ b/util/LLgen/lib/incl
@@ -9,7 +9,7 @@ extern int LLsymb;
 extern char LLsets[];
 
 #define LL_SAFE(x)	/* Nothing */
-#define LL_SSCANDONE(x)	if (LLsymb != x) LLmessage(x); else
+#define LL_SSCANDONE(x)	if (LLsymb != x) LLerror(x); else
 #define LL_SCANDONE(x)	if (LLsymb != x) LLerror(x); else
 #define LL_T_NOSCANDONE(x)	LLscan(x)
 
diff --git a/util/LLgen/lib/rec b/util/LLgen/lib/rec
index a8d083527..9f35841bb 100644
--- a/util/LLgen/lib/rec
+++ b/util/LLgen/lib/rec
@@ -62,13 +62,17 @@ LLerror(t) {
 		return;
 	}
 #endif
+#ifdef LL_USERHOOK
+	LL_USERHOOK(t);
+	LLread();
+#endif LL_USERHOOK
 	if ((LLcsymb = LLindex[LLsymb]) < 0) {
 		LLmessage(0);
 		LLread();
 	}
 	i = LLindex[t];
 	LLtcnt[i]++;
-	if (LLskip()) /* nothing */;
+	if (LLdoskip()) /* nothing */;
 	LLtcnt[i]--;
 	if (LLsymb != t) LLmessage(t);
 }
@@ -90,6 +94,15 @@ LLnext(n) {
 }
 
 LLskip() {
+#ifdef LL_USERHOOK
+	LL_USERHOOK(0);
+	LLread();
+#endif LL_USERHOOK
+	return LLdoskip();
+}
+
+LLdoskip()
+{
 	register int i;
 	int retval;
 	int LLi, LLb;
-- 
2.34.1