Add branch --set-upstream

diff --git a/grep.h b/grep.h
index 28e6b2a8ec0af7d0e86d9b955cef075b0ecd9652..75370f60d7091becd3eaddf3b7069c26fca8c125 100644 (file)
--- a/grep.h
+++ b/grep.h
@@ -32,6 +32,7 @@ struct grep_pat {
        enum grep_header_field field;
        regex_t regexp;
        unsigned fixed:1;
+       unsigned ignore_case:1;
        unsigned word_regexp:1;
 };
 
@@ -59,10 +60,12 @@ struct grep_opt {
        struct grep_pat *pattern_list;
        struct grep_pat **pattern_tail;
        struct grep_expr *pattern_expression;
+       const char *prefix;
        int prefix_length;
        regex_t regexp;
        int linenum;
        int invert;
+       int ignore_case;
        int status_only;
        int name_only;
        int unmatch_name_only;