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Diffstat (limited to 'ident.c')
-rw-r--r--ident.c115
1 files changed, 90 insertions, 25 deletions
diff --git a/ident.c b/ident.c
index a4bf206e2f..5ff1aadaaa 100644
--- a/ident.c
+++ b/ident.c
@@ -9,8 +9,13 @@
static struct strbuf git_default_name = STRBUF_INIT;
static struct strbuf git_default_email = STRBUF_INIT;
-static char git_default_date[50];
-int user_ident_explicitly_given;
+static struct strbuf git_default_date = STRBUF_INIT;
+
+#define IDENT_NAME_GIVEN 01
+#define IDENT_MAIL_GIVEN 02
+#define IDENT_ALL_GIVEN (IDENT_NAME_GIVEN|IDENT_MAIL_GIVEN)
+static int committer_ident_explicitly_given;
+static int author_ident_explicitly_given;
#ifdef NO_GECOS_IN_PWENT
#define get_gecos(ignored) "&"
@@ -41,6 +46,7 @@ static void copy_gecos(const struct passwd *w, struct strbuf *name)
static int add_mailname_host(struct strbuf *buf)
{
FILE *mailname;
+ struct strbuf mailnamebuf = STRBUF_INIT;
mailname = fopen("/etc/mailname", "r");
if (!mailname) {
@@ -49,14 +55,17 @@ static int add_mailname_host(struct strbuf *buf)
strerror(errno));
return -1;
}
- if (strbuf_getline(buf, mailname, '\n') == EOF) {
+ if (strbuf_getline(&mailnamebuf, mailname, '\n') == EOF) {
if (ferror(mailname))
warning("cannot read /etc/mailname: %s",
strerror(errno));
+ strbuf_release(&mailnamebuf);
fclose(mailname);
return -1;
}
/* success! */
+ strbuf_addbuf(buf, &mailnamebuf);
+ strbuf_release(&mailnamebuf);
fclose(mailname);
return 0;
}
@@ -93,7 +102,7 @@ static void copy_email(const struct passwd *pw, struct strbuf *email)
add_domainname(email);
}
-static const char *ident_default_name(void)
+const char *ident_default_name(void)
{
if (!git_default_name.len) {
copy_gecos(xgetpwuid_self(), &git_default_name);
@@ -109,7 +118,8 @@ const char *ident_default_email(void)
if (email && email[0]) {
strbuf_addstr(&git_default_email, email);
- user_ident_explicitly_given |= IDENT_MAIL_GIVEN;
+ committer_ident_explicitly_given |= IDENT_MAIL_GIVEN;
+ author_ident_explicitly_given |= IDENT_MAIL_GIVEN;
} else
copy_email(xgetpwuid_self(), &git_default_email);
strbuf_trim(&git_default_email);
@@ -119,9 +129,9 @@ const char *ident_default_email(void)
static const char *ident_default_date(void)
{
- if (!git_default_date[0])
- datestamp(git_default_date, sizeof(git_default_date));
- return git_default_date;
+ if (!git_default_date.len)
+ datestamp(&git_default_date);
+ return git_default_date.buf;
}
static int crud(unsigned char c)
@@ -223,7 +233,21 @@ int split_ident_line(struct ident_split *split, const char *line, int len)
if (!split->mail_end)
return status;
- for (cp = split->mail_end + 1; cp < line + len && isspace(*cp); cp++)
+ /*
+ * Look from the end-of-line to find the trailing ">" of the mail
+ * address, even though we should already know it as split->mail_end.
+ * This can help in cases of broken idents with an extra ">" somewhere
+ * in the email address. Note that we are assuming the timestamp will
+ * never have a ">" in it.
+ *
+ * Note that we will always find some ">" before going off the front of
+ * the string, because will always hit the split->mail_end closing
+ * bracket.
+ */
+ for (cp = line + len - 1; *cp != '>'; cp--)
+ ;
+
+ for (cp = cp + 1; cp < line + len && isspace(*cp); cp++)
;
if (line + len <= cp)
goto person_only;
@@ -268,7 +292,6 @@ const char *fmt_ident(const char *name, const char *email,
const char *date_str, int flag)
{
static struct strbuf ident = STRBUF_INIT;
- char date[50];
int strict = (flag & IDENT_STRICT);
int want_date = !(flag & IDENT_NO_DATE);
int want_name = !(flag & IDENT_NO_NAME);
@@ -296,15 +319,6 @@ const char *fmt_ident(const char *name, const char *email,
die("unable to auto-detect email address (got '%s')", email);
}
- if (want_date) {
- if (date_str && date_str[0]) {
- if (parse_date(date_str, date, sizeof(date)) < 0)
- die("invalid date format: %s", date_str);
- }
- else
- strcpy(date, ident_default_date());
- }
-
strbuf_reset(&ident);
if (want_name) {
strbuf_addstr_without_crud(&ident, name);
@@ -315,8 +329,14 @@ const char *fmt_ident(const char *name, const char *email,
strbuf_addch(&ident, '>');
if (want_date) {
strbuf_addch(&ident, ' ');
- strbuf_addstr_without_crud(&ident, date);
+ 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;
}
@@ -327,6 +347,10 @@ const char *fmt_name(const char *name, const char *email)
const char *git_author_info(int flag)
{
+ if (getenv("GIT_AUTHOR_NAME"))
+ author_ident_explicitly_given |= IDENT_NAME_GIVEN;
+ if (getenv("GIT_AUTHOR_EMAIL"))
+ author_ident_explicitly_given |= IDENT_MAIL_GIVEN;
return fmt_ident(getenv("GIT_AUTHOR_NAME"),
getenv("GIT_AUTHOR_EMAIL"),
getenv("GIT_AUTHOR_DATE"),
@@ -336,16 +360,16 @@ const char *git_author_info(int flag)
const char *git_committer_info(int flag)
{
if (getenv("GIT_COMMITTER_NAME"))
- user_ident_explicitly_given |= IDENT_NAME_GIVEN;
+ committer_ident_explicitly_given |= IDENT_NAME_GIVEN;
if (getenv("GIT_COMMITTER_EMAIL"))
- user_ident_explicitly_given |= IDENT_MAIL_GIVEN;
+ committer_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)
+static int ident_is_sufficient(int user_ident_explicitly_given)
{
#ifndef WINDOWS
return (user_ident_explicitly_given & IDENT_MAIL_GIVEN);
@@ -354,6 +378,16 @@ int user_ident_sufficiently_given(void)
#endif
}
+int committer_ident_sufficiently_given(void)
+{
+ return ident_is_sufficient(committer_ident_explicitly_given);
+}
+
+int author_ident_sufficiently_given(void)
+{
+ return ident_is_sufficient(author_ident_explicitly_given);
+}
+
int git_ident_config(const char *var, const char *value, void *data)
{
if (!strcmp(var, "user.name")) {
@@ -361,7 +395,8 @@ int git_ident_config(const char *var, const char *value, void *data)
return config_error_nonbool(var);
strbuf_reset(&git_default_name);
strbuf_addstr(&git_default_name, value);
- user_ident_explicitly_given |= IDENT_NAME_GIVEN;
+ committer_ident_explicitly_given |= IDENT_NAME_GIVEN;
+ author_ident_explicitly_given |= IDENT_NAME_GIVEN;
return 0;
}
@@ -370,9 +405,39 @@ int git_ident_config(const char *var, const char *value, void *data)
return config_error_nonbool(var);
strbuf_reset(&git_default_email);
strbuf_addstr(&git_default_email, value);
- user_ident_explicitly_given |= IDENT_MAIL_GIVEN;
+ committer_ident_explicitly_given |= IDENT_MAIL_GIVEN;
+ author_ident_explicitly_given |= IDENT_MAIL_GIVEN;
return 0;
}
return 0;
}
+
+static int buf_cmp(const char *a_begin, const char *a_end,
+ const char *b_begin, const char *b_end)
+{
+ int a_len = a_end - a_begin;
+ int b_len = b_end - b_begin;
+ int min = a_len < b_len ? a_len : b_len;
+ int cmp;
+
+ cmp = memcmp(a_begin, b_begin, min);
+ if (cmp)
+ return cmp;
+
+ return a_len - b_len;
+}
+
+int ident_cmp(const struct ident_split *a,
+ const struct ident_split *b)
+{
+ int cmp;
+
+ cmp = buf_cmp(a->mail_begin, a->mail_end,
+ b->mail_begin, b->mail_end);
+ if (cmp)
+ return cmp;
+
+ return buf_cmp(a->name_begin, a->name_end,
+ b->name_begin, b->name_end);
+}