static char git_default_date[50];
+#ifdef NO_GECOS_IN_PWENT
+#define get_gecos(ignored) "&"
+#else
+#define get_gecos(struct_passwd) ((struct_passwd)->pw_gecos)
+#endif
+
static void copy_gecos(const struct passwd *w, char *name, size_t sz)
{
char *src, *dst;
* with commas. Also & stands for capitalized form of the login name.
*/
- for (len = 0, dst = name, src = w->pw_gecos; len < sz; src++) {
+ for (len = 0, dst = name, src = get_gecos(w); len < sz; src++) {
int ch = *src;
if (ch != '&') {
*dst++ = ch;
*dst++ = toupper(*w->pw_name);
memcpy(dst, w->pw_name + 1, nlen - 1);
dst += nlen - 1;
+ len += nlen;
}
}
if (len < sz)
}
+static int add_mailname_host(char *buf, size_t len)
+{
+ FILE *mailname;
+
+ mailname = fopen("/etc/mailname", "r");
+ if (!mailname) {
+ if (errno != ENOENT)
+ warning("cannot open /etc/mailname: %s",
+ strerror(errno));
+ return -1;
+ }
+ if (!fgets(buf, len, mailname)) {
+ if (ferror(mailname))
+ warning("cannot read /etc/mailname: %s",
+ strerror(errno));
+ fclose(mailname);
+ return -1;
+ }
+ /* success! */
+ fclose(mailname);
+ return 0;
+}
+
+static void add_domainname(char *buf, size_t len)
+{
+ struct hostent *he;
+ size_t namelen;
+ const char *domainname;
+
+ if (gethostname(buf, len)) {
+ warning("cannot get host name: %s", strerror(errno));
+ strlcpy(buf, "(none)", len);
+ return;
+ }
+ namelen = strlen(buf);
+ if (memchr(buf, '.', namelen))
+ return;
+
+ he = gethostbyname(buf);
+ buf[namelen++] = '.';
+ buf += namelen;
+ len -= namelen;
+ if (he && (domainname = strchr(he->h_name, '.')))
+ strlcpy(buf, domainname + 1, len);
+ else
+ strlcpy(buf, "(none)", len);
+}
+
static void copy_email(const struct passwd *pw)
{
/*
die("Your sysadmin must hate you!");
memcpy(git_default_email, pw->pw_name, len);
git_default_email[len++] = '@';
- gethostname(git_default_email + len, sizeof(git_default_email) - len);
- if (!strchr(git_default_email+len, '.')) {
- struct hostent *he = gethostbyname(git_default_email + len);
- char *domainname;
-
- len = strlen(git_default_email);
- git_default_email[len++] = '.';
- if (he && (domainname = strchr(he->h_name, '.')))
- strlcpy(git_default_email + len, domainname + 1,
- sizeof(git_default_email) - len);
- else
- strlcpy(git_default_email + len, "(none)",
- sizeof(git_default_email) - len);
- }
+
+ if (!add_mailname_host(git_default_email + len,
+ sizeof(git_default_email) - len))
+ return; /* read from "/etc/mailname" (Debian) */
+ add_domainname(git_default_email + len,
+ sizeof(git_default_email) - len);
}
-static void setup_ident(void)
+static void setup_ident(const char **name, const char **emailp)
{
struct passwd *pw = NULL;
/* Get the name ("gecos") */
- if (!git_default_name[0]) {
+ if (!*name && !git_default_name[0]) {
pw = getpwuid(getuid());
if (!pw)
die("You don't exist. Go away!");
copy_gecos(pw, git_default_name, sizeof(git_default_name));
}
+ if (!*name)
+ *name = git_default_name;
- if (!git_default_email[0]) {
+ if (!*emailp && !git_default_email[0]) {
const char *email = getenv("EMAIL");
- if (email && email[0])
+ if (email && email[0]) {
strlcpy(git_default_email, email,
sizeof(git_default_email));
- else {
+ user_ident_explicitly_given |= IDENT_MAIL_GIVEN;
+ } else {
if (!pw)
pw = getpwuid(getuid());
if (!pw)
copy_email(pw);
}
}
+ if (!*emailp)
+ *emailp = git_default_email;
/* And set the default date */
if (!git_default_date[0])
return offset;
}
-static const char au_env[] = "GIT_AUTHOR_NAME";
-static const char co_env[] = "GIT_COMMITTER_NAME";
static const char *env_hint =
"\n"
"*** Please tell me who you are.\n"
int warn_on_no_name = (flag & IDENT_WARN_ON_NO_NAME);
int name_addr_only = (flag & IDENT_NO_DATE);
- setup_ident();
- if (!name)
- name = git_default_name;
- if (!email)
- email = git_default_email;
+ setup_ident(&name, &email);
if (!*name) {
struct passwd *pw;
if ((warn_on_no_name || error_on_no_name) &&
name == git_default_name && env_hint) {
- fprintf(stderr, env_hint, au_env, co_env);
- env_hint = NULL; /* warn only once, for "git var -l" */
+ fputs(env_hint, stderr);
+ env_hint = NULL; /* warn only once */
}
if (error_on_no_name)
die("empty ident %s <%s> not allowed", name, email);
}
strcpy(date, git_default_date);
- if (!name_addr_only && date_str)
- parse_date(date_str, date, sizeof(date));
+ if (!name_addr_only && date_str && date_str[0]) {
+ if (parse_date(date_str, date, sizeof(date)) < 0)
+ die("invalid date format: %s", date_str);
+ }
i = copy(buffer, sizeof(buffer), 0, name);
i = add_raw(buffer, sizeof(buffer), i, " <");
const char *git_committer_info(int flag)
{
- if (getenv("GIT_COMMITTER_NAME") &&
- getenv("GIT_COMMITTER_EMAIL"))
- user_ident_explicitly_given = 1;
+ if (getenv("GIT_COMMITTER_NAME"))
+ user_ident_explicitly_given |= IDENT_NAME_GIVEN;
+ if (getenv("GIT_COMMITTER_EMAIL"))
+ user_ident_explicitly_given |= IDENT_MAIL_GIVEN;
return fmt_ident(getenv("GIT_COMMITTER_NAME"),
getenv("GIT_COMMITTER_EMAIL"),
getenv("GIT_COMMITTER_DATE"),
flag);
}
+
+int user_ident_sufficiently_given(void)
+{
+#ifndef WINDOWS
+ return (user_ident_explicitly_given & IDENT_MAIL_GIVEN);
+#else
+ return (user_ident_explicitly_given == IDENT_ALL_GIVEN);
+#endif
+}