static char git_default_date[50];
-static void copy_gecos(struct passwd *w, char *name, int sz)
+static void copy_gecos(const struct passwd *w, char *name, size_t sz)
{
char *src, *dst;
- int len, nlen;
+ size_t len, nlen;
nlen = strlen(w->pw_name);
}
-static void copy_email(struct passwd *pw)
+static void copy_email(const struct passwd *pw)
{
/*
* Make up a fake email address
* (name + '@' + hostname [+ '.' + domainname])
*/
- int len = strlen(pw->pw_name);
+ size_t len = strlen(pw->pw_name);
if (len > sizeof(git_default_email)/2)
die("Your sysadmin must hate you!");
memcpy(git_default_email, pw->pw_name, len);
}
if (!git_default_email[0]) {
- if (!pw)
- pw = getpwuid(getuid());
- if (!pw)
- die("You don't exist. Go away!");
- copy_email(pw);
+ const char *email = getenv("EMAIL");
+
+ if (email && email[0])
+ strlcpy(git_default_email, email,
+ sizeof(git_default_email));
+ else {
+ if (!pw)
+ pw = getpwuid(getuid());
+ if (!pw)
+ die("You don't exist. Go away!");
+ copy_email(pw);
+ }
}
/* And set the default date */
datestamp(git_default_date, sizeof(git_default_date));
}
-static int add_raw(char *buf, int size, int offset, const char *str)
+static int add_raw(char *buf, size_t size, int offset, const char *str)
{
- int len = strlen(str);
+ size_t len = strlen(str);
if (offset + len > size)
return size;
memcpy(buf + offset, str, len);
static int crud(unsigned char c)
{
- static char crud_array[256];
- static int crud_array_initialized = 0;
-
- if (!crud_array_initialized) {
- int k;
-
- for (k = 0; k <= 31; ++k) crud_array[k] = 1;
- crud_array[' '] = 1;
- crud_array['.'] = 1;
- crud_array[','] = 1;
- crud_array[':'] = 1;
- crud_array[';'] = 1;
- crud_array['<'] = 1;
- crud_array['>'] = 1;
- crud_array['"'] = 1;
- crud_array['\''] = 1;
- crud_array_initialized = 1;
- }
- return crud_array[c];
+ return c <= 32 ||
+ c == '.' ||
+ c == ',' ||
+ c == ':' ||
+ c == ';' ||
+ c == '<' ||
+ c == '>' ||
+ c == '"' ||
+ c == '\'';
}
/*
* Copy over a string to the destination, but avoid special
* characters ('\n', '<' and '>') and remove crud at the end
*/
-static int copy(char *buf, int size, int offset, const char *src)
+static int copy(char *buf, size_t size, int offset, const char *src)
{
- int i, len;
+ size_t i, len;
unsigned char c;
/* Remove crud from the beginning.. */
/*
* Copy the rest to the buffer, but avoid the special
* characters '\n' '<' and '>' that act as delimiters on
- * a identification line
+ * an identification line
*/
for (i = 0; i < len; i++) {
c = *src++;
static const char co_env[] = "GIT_COMMITTER_NAME";
static const char *env_hint =
"\n"
-"*** Your name cannot be determined from your system services (gecos).\n"
+"*** Please tell me who you are.\n"
"\n"
"Run\n"
"\n"
-" git config user.email \"you@email.com\"\n"
-" git config user.name \"Your Name\"\n"
+" git config --global user.email \"you@example.com\"\n"
+" git config --global user.name \"Your Name\"\n"
"\n"
-"To set the identity in this repository.\n"
-"Add --global to set your account\'s default\n"
+"to set your account\'s default identity.\n"
+"Omit --global to set the identity only in this repository.\n"
"\n";
const char *fmt_ident(const char *name, const char *email,
- const char *date_str, int error_on_no_name)
+ const char *date_str, int flag)
{
static char buffer[1000];
char date[50];
int i;
+ int error_on_no_name = (flag & IDENT_ERROR_ON_NO_NAME);
+ int warn_on_no_name = (flag & IDENT_WARN_ON_NO_NAME);
+ int name_addr_only = (flag & IDENT_NO_DATE);
setup_ident();
if (!name)
if (!*name) {
struct passwd *pw;
- if (0 <= error_on_no_name &&
+ 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" */
}
- if (0 < error_on_no_name)
+ if (error_on_no_name)
die("empty ident %s <%s> not allowed", name, email);
pw = getpwuid(getuid());
if (!pw)
}
strcpy(date, git_default_date);
- if (date_str)
+ if (!name_addr_only && date_str)
parse_date(date_str, date, sizeof(date));
i = copy(buffer, sizeof(buffer), 0, name);
i = add_raw(buffer, sizeof(buffer), i, " <");
i = copy(buffer, sizeof(buffer), i, email);
- i = add_raw(buffer, sizeof(buffer), i, "> ");
- i = copy(buffer, sizeof(buffer), i, date);
+ if (!name_addr_only) {
+ i = add_raw(buffer, sizeof(buffer), i, "> ");
+ i = copy(buffer, sizeof(buffer), i, date);
+ } else {
+ i = add_raw(buffer, sizeof(buffer), i, ">");
+ }
if (i >= sizeof(buffer))
die("Impossibly long personal identifier");
buffer[i] = 0;
return buffer;
}
-const char *git_author_info(int error_on_no_name)
+const char *fmt_name(const char *name, const char *email)
+{
+ return fmt_ident(name, email, NULL, IDENT_ERROR_ON_NO_NAME | IDENT_NO_DATE);
+}
+
+const char *git_author_info(int flag)
{
return fmt_ident(getenv("GIT_AUTHOR_NAME"),
getenv("GIT_AUTHOR_EMAIL"),
getenv("GIT_AUTHOR_DATE"),
- error_on_no_name);
+ flag);
}
-const char *git_committer_info(int error_on_no_name)
+const char *git_committer_info(int flag)
{
+ if (getenv("GIT_COMMITTER_NAME") &&
+ getenv("GIT_COMMITTER_EMAIL"))
+ user_ident_explicitly_given = 1;
return fmt_ident(getenv("GIT_COMMITTER_NAME"),
getenv("GIT_COMMITTER_EMAIL"),
getenv("GIT_COMMITTER_DATE"),
- error_on_no_name);
+ flag);
}