format-patch: keep cover-letter diffstat wrapped in 72 columns

We already wrap shortlog around 72 columns in cover letters. Do the same for diffstat (also in cover letters). Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Nguyễn Thái Ngọc Duy committed Jan 25, 2018 at 18:59 UTC 43662b23abbd8b86ce6a9c87c80900eab84d97d9
1 file changed +4 -1
builtin/log.c
+4 -1
@@ -29,6 +29,8 @@
29 #include "gpg-interface.h"
30 #include "progress.h"
31
32 +#define MAIL_DEFAULT_WRAP 72
33 +
34 /* Set a default date-time format for git log ("log.date" config variable) */
35 static const char *default_date_mode = NULL;
36
@@ -1044,7 +1046,7 @@ static void make_cover_letter(struct rev_info *rev, int use_stdout,
1046
1047 shortlog_init(&log);
1048 log.wrap_lines = 1;
1047 - log.wrap = 72;
1049 + log.wrap = MAIL_DEFAULT_WRAP;
1050 log.in1 = 2;
1051 log.in2 = 4;
1052 log.file = rev->diffopt.file;
@@ -1061,6 +1063,7 @@ static void make_cover_letter(struct rev_info *rev, int use_stdout,
1063
1064 memcpy(&opts, &rev->diffopt, sizeof(opts));
1065 opts.output_format = DIFF_FORMAT_SUMMARY | DIFF_FORMAT_DIFFSTAT;
1066 + opts.stat_width = MAIL_DEFAULT_WRAP;
1067
1068 diff_setup_done(&opts);
1069