mailinfo: move keep_subject & keep_non_patch_bracket to struct mailinfo

These two are the only easy ones that do not require passing the
structure around to deep corners of the callchain.

Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/builtin/mailinfo.c b/builtin/mailinfo.c
index a83f09885a307a2c279d4491f150115c869798e5..a219cbcc597c7e34cd6bf44a1e3985b11e32eecf 100644 (file)
--- a/builtin/mailinfo.c
+++ b/builtin/mailinfo.c
@@ -9,13 +9,13 @@
 
 static FILE *cmitmsg, *patchfile, *fin, *fout;
 
-static int keep_subject;
-static int keep_non_patch_brackets_in_subject;
 static const char *metainfo_charset;
 
 struct mailinfo {
        struct strbuf name;
        struct strbuf email;
+       int keep_subject;
+       int keep_non_patch_brackets_in_subject;
 };
 static char *message_id;
 
@@ -232,7 +232,7 @@ static int is_multipart_boundary(const struct strbuf *line)
                !memcmp(line->buf, (*content_top)->buf, (*content_top)->len));
 }
 
-static void cleanup_subject(struct strbuf *subject)
+static void cleanup_subject(struct mailinfo *mi, struct strbuf *subject)
 {
        size_t at = 0;
 
@@ -260,7 +260,7 @@ static void cleanup_subject(struct strbuf *subject)
                        if (!pos)
                                break;
                        remove = pos - subject->buf + at + 1;
-                       if (!keep_non_patch_brackets_in_subject ||
+                       if (!mi->keep_non_patch_brackets_in_subject ||
                            (7 <= remove &&
                             memmem(subject->buf + at, remove, "PATCH", 5)))
                                strbuf_remove(subject, at, remove);
@@ -945,8 +945,8 @@ static void handle_info(struct mailinfo *mi)
                        continue;
 
                if (!strcmp(header[i], "Subject")) {
-                       if (!keep_subject) {
-                               cleanup_subject(hdr);
+                       if (!mi->keep_subject) {
+                               cleanup_subject(mi, hdr);
                                cleanup_space(hdr);
                        }
                        output_header_lines(fout, "Subject", hdr);
@@ -1049,9 +1049,9 @@ int cmd_mailinfo(int argc, const char **argv, const char *prefix)
 
        while (1 < argc && argv[1][0] == '-') {
                if (!strcmp(argv[1], "-k"))
-                       keep_subject = 1;
+                       mi.keep_subject = 1;
                else if (!strcmp(argv[1], "-b"))
-                       keep_non_patch_brackets_in_subject = 1;
+                       mi.keep_non_patch_brackets_in_subject = 1;
                else if (!strcmp(argv[1], "-m") || !strcmp(argv[1], "--message-id"))
                        add_message_id = 1;
                else if (!strcmp(argv[1], "-u"))