static int reopen_stdout(struct commit *commit, const char *subject,
struct rev_info *rev, int quiet)
{
struct strbuf filename = STRBUF_INIT;
int suffix_len = strlen(rev->patch_suffix) + 1;
if (output_directory) {
strbuf_addstr(&filename, output_directory);
if (filename.len >=
PATH_MAX - FORMAT_PATCH_NAME_MAX - suffix_len)
return error(_("name of output directory is too long"));
if (filename.buf[filename.len - 1] != '/')
strbuf_addch(&filename, '/');
}
if (rev->numbered_files)
strbuf_addf(&filename, "%d", rev->nr);
else if (commit)
fmt_output_commit(&filename, commit, rev);
else
fmt_output_subject(&filename, subject, rev);
if (!quiet)
fprintf(realstdout, "%s\n", filename.buf + outdir_offset);
if (freopen(filename.buf, "w", stdout) == NULL)
return error(_("Cannot open patch file %s"), filename.buf);
strbuf_release(&filename);
return 0;
}
void log_write_email_headers(struct rev_info *opt, struct commit *commit,
const char **subject_p,
const char **extra_headers_p,
int *need_8bit_cte_p)
{
const char *subject = NULL;
const char *extra_headers = opt->extra_headers;
const char *name = sha1_to_hex(commit->object.sha1);
*need_8bit_cte_p = 0; /* unknown */
if (opt->total > 0) {
static char buffer[64];
snprintf(buffer, sizeof(buffer),
"Subject: [%s%s%0*d/%d] ",
opt->subject_prefix,
*opt->subject_prefix ? " " : "",
digits_in_number(opt->total),
opt->nr, opt->total);
subject = buffer;
} else if (opt->total == 0 && opt->subject_prefix && *opt->subject_prefix) {
static char buffer[256];
snprintf(buffer, sizeof(buffer),
"Subject: [%s] ",
opt->subject_prefix);
subject = buffer;
} else {
subject = "Subject: ";
}
printf("From %s Mon Sep 17 00:00:00 2001\n", name);
graph_show_oneline(opt->graph);
if (opt->message_id) {
printf("Message-Id: <%s>\n", opt->message_id);
graph_show_oneline(opt->graph);
}
if (opt->ref_message_ids && opt->ref_message_ids->nr > 0) {
int i, n;
n = opt->ref_message_ids->nr;
printf("In-Reply-To: <%s>\n", opt->ref_message_ids->items[n-1].string);
for (i = 0; i < n; i++)
printf("%s<%s>\n", (i > 0 ? "\t" : "References: "),
opt->ref_message_ids->items[i].string);
graph_show_oneline(opt->graph);
}
if (opt->mime_boundary) {
static char subject_buffer[1024];
static char buffer[1024];
struct strbuf filename = STRBUF_INIT;
*need_8bit_cte_p = -1; /* NEVER */
snprintf(subject_buffer, sizeof(subject_buffer) - 1,
"%s"
"MIME-Version: 1.0\n"
"Content-Type: multipart/mixed;"
" boundary=\"%s%s\"\n"
"\n"
"This is a multi-part message in MIME "
"format.\n"
"--%s%s\n"
"Content-Type: text/plain; "
"charset=UTF-8; format=fixed\n"
"Content-Transfer-Encoding: 8bit\n\n",
extra_headers ? extra_headers : "",
mime_boundary_leader, opt->mime_boundary,
mime_boundary_leader, opt->mime_boundary);
extra_headers = subject_buffer;
if (opt->numbered_files)
strbuf_addf(&filename, "%d", opt->nr);
else
fmt_output_commit(&filename, commit, opt);
snprintf(buffer, sizeof(buffer) - 1,
"\n--%s%s\n"
"Content-Type: text/x-patch;"
" name=\"%s\"\n"
"Content-Transfer-Encoding: 8bit\n"
"Content-Disposition: %s;"
" filename=\"%s\"\n\n",
mime_boundary_leader, opt->mime_boundary,
filename.buf,
opt->no_inline ? "attachment" : "inline",
filename.buf);
opt->diffopt.stat_sep = buffer;
strbuf_release(&filename);
}
*subject_p = subject;
*extra_headers_p = extra_headers;
}
