From: eck <none@none>
Date: Tue, 10 Apr 1990 10:52:52 +0000 (+0000)
Subject: added warning for nested comment
X-Git-Tag: release-5-5~1745
X-Git-Url: https://git.ndcode.org/public/gitweb.cgi?a=commitdiff_plain;h=031b9dfee279a1314b5c76701bff016d69981aa8;p=ack.git

added warning for nested comment
---

diff --git a/lang/cem/cpp.ansi/preprocess.c b/lang/cem/cpp.ansi/preprocess.c
index 1a31034ab..025af03e8 100644
--- a/lang/cem/cpp.ansi/preprocess.c
+++ b/lang/cem/cpp.ansi/preprocess.c
@@ -378,7 +378,7 @@ char *op;
 int *lineno;
 {
 	char *ob = &_obuf[OBUFSIZE];
-	register int c;
+	register int c, oldc = '\0';
 
 	NoUnstack++;
 	if (options['C']) {
@@ -410,8 +410,14 @@ int *lineno;
 					echo(c);
 				}
 				break;			/* for(;;) */
+			} else if (oldc == '/') {
+				warning("comment inside comment ?");
 			}
-		} else c = GetChar();
+			oldc = '*';
+		} else {
+			oldc = c;
+			c = GetChar();
+		}
 	}
 	NoUnstack--;
 	return op;