t5520: test for failure if index has unresolved entries

diff --git a/ident.c b/ident.c
index b29f81f83a68258b354c59df9bde40c254060ed9..5ff1aadaaaa999df3bfecb07f84f259469b3a54d 100644 (file)
--- a/ident.c
+++ b/ident.c
@@ -9,7 +9,7 @@
 
 static struct strbuf git_default_name = STRBUF_INIT;
 static struct strbuf git_default_email = STRBUF_INIT;
-static char git_default_date[50];
+static struct strbuf git_default_date = STRBUF_INIT;
 
 #define IDENT_NAME_GIVEN 01
 #define IDENT_MAIL_GIVEN 02
@@ -102,7 +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);
@@ -129,9 +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)
@@ -233,7 +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;
@@ -278,7 +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);
@@ -306,15 +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);
@@ -325,8 +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;
 }