Merge branch 'jk/close-stderr-of-credential-cache-deamon'
[gitweb.git] / builtin / commit.c
index ec0048e8b05d5a54e1507b9a8f3e73f06be0fa39..b0fe7847d3cbebd2cef28611171924bf7440c467 100644 (file)
@@ -353,6 +353,13 @@ static char *prepare_index(int argc, const char **argv, const char *prefix,
 
                discard_cache();
                read_cache_from(index_lock.filename);
+               if (update_main_cache_tree(WRITE_TREE_SILENT) == 0) {
+                       if (reopen_lock_file(&index_lock) < 0)
+                               die(_("unable to write index file"));
+                       if (write_locked_index(&the_index, &index_lock, CLOSE_LOCK))
+                               die(_("unable to update temporary index"));
+               } else
+                       warning(_("Failed to update main cache tree"));
 
                commit_style = COMMIT_NORMAL;
                return index_lock.filename;
@@ -393,8 +400,12 @@ static char *prepare_index(int argc, const char **argv, const char *prefix,
        if (!only && !pathspec.nr) {
                hold_locked_index(&index_lock, 1);
                refresh_cache_or_die(refresh_flags);
-               if (active_cache_changed) {
+               if (active_cache_changed
+                   || !cache_tree_fully_valid(active_cache_tree)) {
                        update_main_cache_tree(WRITE_TREE_SILENT);
+                       active_cache_changed = 1;
+               }
+               if (active_cache_changed) {
                        if (write_locked_index(&the_index, &index_lock,
                                               COMMIT_LOCK))
                                die(_("unable to write new_index file"));
@@ -444,6 +455,7 @@ static char *prepare_index(int argc, const char **argv, const char *prefix,
        hold_locked_index(&index_lock, 1);
        add_remove_files(&partial);
        refresh_cache(REFRESH_QUIET);
+       update_main_cache_tree(WRITE_TREE_SILENT);
        if (write_locked_index(&the_index, &index_lock, CLOSE_LOCK))
                die(_("unable to write new_index file"));
 
@@ -533,77 +545,80 @@ static int sane_ident_split(struct ident_split *person)
        return 1;
 }
 
-static int parse_force_date(const char *in, char *out, int len)
+static int parse_force_date(const char *in, struct strbuf *out)
 {
-       if (len < 1)
-               return -1;
-       *out++ = '@';
-       len--;
+       strbuf_addch(out, '@');
 
-       if (parse_date(in, out, len) < 0) {
+       if (parse_date(in, out) < 0) {
                int errors = 0;
                unsigned long t = approxidate_careful(in, &errors);
                if (errors)
                        return -1;
-               snprintf(out, len, "%lu", t);
+               strbuf_addf(out, "%lu", t);
        }
 
        return 0;
 }
 
+static void set_ident_var(char **buf, char *val)
+{
+       free(*buf);
+       *buf = val;
+}
+
+static char *envdup(const char *var)
+{
+       const char *val = getenv(var);
+       return val ? xstrdup(val) : NULL;
+}
+
 static void determine_author_info(struct strbuf *author_ident)
 {
        char *name, *email, *date;
        struct ident_split author;
-       char date_buf[64];
 
-       name = getenv("GIT_AUTHOR_NAME");
-       email = getenv("GIT_AUTHOR_EMAIL");
-       date = getenv("GIT_AUTHOR_DATE");
+       name = envdup("GIT_AUTHOR_NAME");
+       email = envdup("GIT_AUTHOR_EMAIL");
+       date = envdup("GIT_AUTHOR_DATE");
 
        if (author_message) {
-               const char *a, *lb, *rb, *eol;
+               struct ident_split ident;
                size_t len;
+               const char *a;
 
-               a = strstr(author_message_buffer, "\nauthor ");
+               a = find_commit_header(author_message_buffer, "author", &len);
                if (!a)
-                       die(_("invalid commit: %s"), author_message);
-
-               lb = strchrnul(a + strlen("\nauthor "), '<');
-               rb = strchrnul(lb, '>');
-               eol = strchrnul(rb, '\n');
-               if (!*lb || !*rb || !*eol)
-                       die(_("invalid commit: %s"), author_message);
-
-               if (lb == a + strlen("\nauthor "))
-                       /* \nauthor <foo@example.com> */
-                       name = xcalloc(1, 1);
-               else
-                       name = xmemdupz(a + strlen("\nauthor "),
-                                       (lb - strlen(" ") -
-                                        (a + strlen("\nauthor "))));
-               email = xmemdupz(lb + strlen("<"), rb - (lb + strlen("<")));
-               len = eol - (rb + strlen("> "));
-               date = xmalloc(len + 2);
-               *date = '@';
-               memcpy(date + 1, rb + strlen("> "), len);
-               date[len + 1] = '\0';
+                       die(_("commit '%s' lacks author header"), author_message);
+               if (split_ident_line(&ident, a, len) < 0)
+                       die(_("commit '%s' has malformed author line"), author_message);
+
+               set_ident_var(&name, xmemdupz(ident.name_begin, ident.name_end - ident.name_begin));
+               set_ident_var(&email, xmemdupz(ident.mail_begin, ident.mail_end - ident.mail_begin));
+
+               if (ident.date_begin) {
+                       struct strbuf date_buf = STRBUF_INIT;
+                       strbuf_addch(&date_buf, '@');
+                       strbuf_add(&date_buf, ident.date_begin, ident.date_end - ident.date_begin);
+                       strbuf_addch(&date_buf, ' ');
+                       strbuf_add(&date_buf, ident.tz_begin, ident.tz_end - ident.tz_begin);
+                       set_ident_var(&date, strbuf_detach(&date_buf, NULL));
+               }
        }
 
        if (force_author) {
-               const char *lb = strstr(force_author, " <");
-               const char *rb = strchr(force_author, '>');
+               struct ident_split ident;
 
-               if (!lb || !rb)
+               if (split_ident_line(&ident, force_author, strlen(force_author)) < 0)
                        die(_("malformed --author parameter"));
-               name = xstrndup(force_author, lb - force_author);
-               email = xstrndup(lb + 2, rb - (lb + 2));
+               set_ident_var(&name, xmemdupz(ident.name_begin, ident.name_end - ident.name_begin));
+               set_ident_var(&email, xmemdupz(ident.mail_begin, ident.mail_end - ident.mail_begin));
        }
 
        if (force_date) {
-               if (parse_force_date(force_date, date_buf, sizeof(date_buf)))
+               struct strbuf date_buf = STRBUF_INIT;
+               if (parse_force_date(force_date, &date_buf))
                        die(_("invalid date format: %s"), force_date);
-               date = date_buf;
+               set_ident_var(&date, strbuf_detach(&date_buf, NULL));
        }
 
        strbuf_addstr(author_ident, fmt_ident(name, email, date, IDENT_STRICT));
@@ -613,6 +628,10 @@ static void determine_author_info(struct strbuf *author_ident)
                export_one("GIT_AUTHOR_EMAIL", author.mail_begin, author.mail_end, 0);
                export_one("GIT_AUTHOR_DATE", author.date_begin, author.tz_end, '@');
        }
+
+       free(name);
+       free(email);
+       free(date);
 }
 
 static void split_ident_or_die(struct ident_split *id, const struct strbuf *buf)
@@ -1651,11 +1670,12 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
        const char *index_file, *reflog_msg;
        char *nl;
        unsigned char sha1[20];
-       struct ref_lock *ref_lock;
        struct commit_list *parents = NULL, **pptr = &parents;
        struct stat statbuf;
        struct commit *current_head = NULL;
        struct commit_extra_header *extra = NULL;
+       struct ref_transaction *transaction;
+       struct strbuf err = STRBUF_INIT;
 
        if (argc == 2 && !strcmp(argv[1], "-h"))
                usage_with_options(builtin_commit_usage, builtin_commit_options);
@@ -1777,16 +1797,6 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
        strbuf_release(&author_ident);
        free_commit_extra_headers(extra);
 
-       ref_lock = lock_any_ref_for_update("HEAD",
-                                          !current_head
-                                          ? NULL
-                                          : current_head->object.sha1,
-                                          0, NULL);
-       if (!ref_lock) {
-               rollback_index_files();
-               die(_("cannot lock HEAD ref"));
-       }
-
        nl = strchr(sb.buf, '\n');
        if (nl)
                strbuf_setlen(&sb, nl + 1 - sb.buf);
@@ -1795,10 +1805,17 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
        strbuf_insert(&sb, 0, reflog_msg, strlen(reflog_msg));
        strbuf_insert(&sb, strlen(reflog_msg), ": ", 2);
 
-       if (write_ref_sha1(ref_lock, sha1, sb.buf) < 0) {
+       transaction = ref_transaction_begin(&err);
+       if (!transaction ||
+           ref_transaction_update(transaction, "HEAD", sha1,
+                                  current_head
+                                  ? current_head->object.sha1 : NULL,
+                                  0, !!current_head, &err) ||
+           ref_transaction_commit(transaction, sb.buf, &err)) {
                rollback_index_files();
-               die(_("cannot update HEAD ref"));
+               die("%s", err.buf);
        }
+       ref_transaction_free(transaction);
 
        unlink(git_path("CHERRY_PICK_HEAD"));
        unlink(git_path("REVERT_HEAD"));
@@ -1809,7 +1826,7 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
 
        if (commit_index_files())
                die (_("Repository has been updated, but unable to write\n"
-                    "new_index file. Check that disk is not full or quota is\n"
+                    "new_index file. Check that disk is not full and quota is\n"
                     "not exceeded, and then \"git reset HEAD\" to recover."));
 
        rerere(0);
@@ -1827,5 +1844,6 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
        if (!quiet)
                print_summary(prefix, sha1, !current_head);
 
+       strbuf_release(&err);
        return 0;
 }