pager: turn on "cat" optimization for DEFAULT_PAGER

diff --git a/pretty.c b/pretty.c
index 9e431545d8e6c14401faea5e76296974ca1d6649..74563c92b4cdce8e947a2816a8b56355b11439e6 100644 (file)
--- a/pretty.c
+++ b/pretty.c
@@ -406,7 +406,7 @@ static const char *show_ident_date(const struct ident_split *ident,
        return show_date(date, tz, mode);
 }
 
-void pp_user_info(const struct pretty_print_context *pp,
+void pp_user_info(struct pretty_print_context *pp,
                  const char *what, struct strbuf *sb,
                  const char *line, const char *encoding)
 {
@@ -432,6 +432,23 @@ void pp_user_info(const struct pretty_print_context *pp,
                map_user(pp->mailmap, &mailbuf, &maillen, &namebuf, &namelen);
 
        if (pp->fmt == CMIT_FMT_EMAIL) {
+               if (pp->from_ident) {
+                       struct strbuf buf = STRBUF_INIT;
+
+                       strbuf_addstr(&buf, "From: ");
+                       strbuf_add(&buf, namebuf, namelen);
+                       strbuf_addstr(&buf, " <");
+                       strbuf_add(&buf, mailbuf, maillen);
+                       strbuf_addstr(&buf, ">\n");
+                       string_list_append(&pp->in_body_headers,
+                                          strbuf_detach(&buf, NULL));
+
+                       mailbuf = pp->from_ident->mail_begin;
+                       maillen = pp->from_ident->mail_end - mailbuf;
+                       namebuf = pp->from_ident->name_begin;
+                       namelen = pp->from_ident->name_end - namebuf;
+               }
+
                strbuf_addstr(sb, "From: ");
                if (needs_rfc2047_encoding(namebuf, namelen, RFC2047_ADDRESS)) {
                        add_rfc2047(sb, namebuf, namelen,
@@ -1514,7 +1531,7 @@ void format_commit_message(const struct commit *commit,
        free(context.signature_check.signer);
 }
 
-static void pp_header(const struct pretty_print_context *pp,
+static void pp_header(struct pretty_print_context *pp,
                      const char *encoding,
                      const struct commit *commit,
                      const char **msg_p,
@@ -1575,7 +1592,7 @@ static void pp_header(const struct pretty_print_context *pp,
        }
 }
 
-void pp_title_line(const struct pretty_print_context *pp,
+void pp_title_line(struct pretty_print_context *pp,
                   const char **msg_p,
                   struct strbuf *sb,
                   const char *encoding,
@@ -1602,6 +1619,16 @@ void pp_title_line(const struct pretty_print_context *pp,
        }
        strbuf_addch(sb, '\n');
 
+       if (need_8bit_cte == 0) {
+               int i;
+               for (i = 0; i < pp->in_body_headers.nr; i++) {
+                       if (has_non_ascii(pp->in_body_headers.items[i].string)) {
+                               need_8bit_cte = 1;
+                               break;
+                       }
+               }
+       }
+
        if (need_8bit_cte > 0) {
                const char *header_fmt =
                        "MIME-Version: 1.0\n"
@@ -1615,10 +1642,21 @@ void pp_title_line(const struct pretty_print_context *pp,
        if (pp->fmt == CMIT_FMT_EMAIL) {
                strbuf_addch(sb, '\n');
        }
+
+       if (pp->in_body_headers.nr) {
+               int i;
+               for (i = 0; i < pp->in_body_headers.nr; i++) {
+                       strbuf_addstr(sb, pp->in_body_headers.items[i].string);
+                       free(pp->in_body_headers.items[i].string);
+               }
+               string_list_clear(&pp->in_body_headers, 0);
+               strbuf_addch(sb, '\n');
+       }
+
        strbuf_release(&title);
 }
 
-void pp_remainder(const struct pretty_print_context *pp,
+void pp_remainder(struct pretty_print_context *pp,
                  const char **msg_p,
                  struct strbuf *sb,
                  int indent)
@@ -1650,7 +1688,7 @@ void pp_remainder(const struct pretty_print_context *pp,
        }
 }
 
-void pretty_print_commit(const struct pretty_print_context *pp,
+void pretty_print_commit(struct pretty_print_context *pp,
                         const struct commit *commit,
                         struct strbuf *sb)
 {