const char *ident_default_name(void)
{
if (!git_default_name.len) {
copy_gecos(xgetpwuid_self(&default_name_is_bogus), &git_default_name);
strbuf_trim(&git_default_name);
}
return git_default_name.buf;
}
const char *ident_default_email(void)
{
if (!git_default_email.len) {
const char *email = getenv("EMAIL");
if (email && email[0]) {
strbuf_addstr(&git_default_email, email);
committer_ident_explicitly_given |= IDENT_MAIL_GIVEN;
author_ident_explicitly_given |= IDENT_MAIL_GIVEN;
} else
copy_email(xgetpwuid_self(&default_email_is_bogus),
&git_default_email, &default_email_is_bogus);
strbuf_trim(&git_default_email);
}
return git_default_email.buf;
}
const char *fmt_ident(const char *name, const char *email,
const char *date_str, int flag)
{
static struct strbuf ident = STRBUF_INIT;
int strict = (flag & IDENT_STRICT);
int want_date = !(flag & IDENT_NO_DATE);
int want_name = !(flag & IDENT_NO_NAME);
if (want_name) {
int using_default = 0;
if (!name) {
if (strict && ident_use_config_only
&& !(ident_config_given & IDENT_NAME_GIVEN)) {
fputs(env_hint, stderr);
die("no name was given and auto-detection is disabled");
}
name = ident_default_name();
using_default = 1;
if (strict && default_name_is_bogus) {
fputs(env_hint, stderr);
die("unable to auto-detect name (got '%s')", name);
}
}
if (!*name) {
struct passwd *pw;
if (strict) {
if (using_default)
fputs(env_hint, stderr);
die("empty ident name (for <%s>) not allowed", email);
}
pw = xgetpwuid_self(NULL);
name = pw->pw_name;
}
}
if (!email) {
if (strict && ident_use_config_only
&& !(ident_config_given & IDENT_MAIL_GIVEN)) {
fputs(env_hint, stderr);
die("no email was given and auto-detection is disabled");
}
email = ident_default_email();
if (strict && default_email_is_bogus) {
fputs(env_hint, stderr);
die("unable to auto-detect email address (got '%s')", email);
}
}
strbuf_reset(&ident);
if (want_name) {
strbuf_addstr_without_crud(&ident, name);
strbuf_addstr(&ident, " <");
}
strbuf_addstr_without_crud(&ident, email);
if (want_name)
strbuf_addch(&ident, '>');
if (want_date) {
strbuf_addch(&ident, ' ');
if (date_str && date_str[0]) {
if (parse_date(date_str, &ident) < 0)
die("invalid date format: %s", date_str);
}
else
strbuf_addstr(&ident, ident_default_date());
}
return ident.buf;
}