lstat_cache(): print a warning if doing ping-pong between cache types

diff --git a/grep.h b/grep.h
index 45a222d904b5898758c3c84f6ef1e0119c81f6b2..5102ce335d29811dd448e173f2e90e8d03b5f011 100644 (file)
--- a/grep.h
+++ b/grep.h
@@ -30,6 +30,7 @@ struct grep_pat {
        const char *pattern;
        enum grep_header_field field;
        regex_t regexp;
+       unsigned fixed:1;
 };
 
 enum grep_expr_node {