grep.h: remove unused "regex_t regexp" from grep_opt

This "regex_t" in grep_opt has not been used since f9b9faf6f8a (builtin-grep: allow more than one patterns., 2006-05-02), we still use a "regex_t" for compiling regexes, but that's in the "grep_pat" struct". Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Ævar Arnfjörð Bjarmason committed Feb 16, 2022 at 01:00 UTC 77e3f931ef76444d6b28d50ac4fbdc933a15f358
1 file changed -1
grep.h
-1
@@ -136,7 +136,6 @@ struct grep_opt {
136
137 const char *prefix;
138 int prefix_length;
139 - regex_t regexp;
139 int linenum;
140 int columnnum;
141 int invert;