Merge branch 'maint-1.7.6' into maint

diff --git a/builtin/checkout.c b/builtin/checkout.c
index 4eaedff0c47cbc8ab38e4c1ec813b1f7a248cdff..75dbe761361aa5f5dec2b7ed83556a7035868625 100644 (file)
--- a/builtin/checkout.c
+++ b/builtin/checkout.c
@@ -71,7 +71,7 @@ static int update_some(const unsigned char *sha1, const char *base, int baselen,
        hashcpy(ce->sha1, sha1);
        memcpy(ce->name, base, baselen);
        memcpy(ce->name + baselen, pathname, len - baselen);
-       ce->ce_flags = create_ce_flags(len, 0);
+       ce->ce_flags = create_ce_flags(len, 0) | CE_UPDATE;
        ce->ce_mode = create_ce_mode(mode);
        add_cache_entry(ce, ADD_CACHE_OK_TO_ADD | ADD_CACHE_OK_TO_REPLACE);
        return 0;
@@ -228,6 +228,8 @@ static int checkout_paths(struct tree *source_tree, const char **pathspec,
 
        for (pos = 0; pos < active_nr; pos++) {
                struct cache_entry *ce = active_cache[pos];
+               if (source_tree && !(ce->ce_flags & CE_UPDATE))
+                       continue;
                match_pathspec(pathspec, ce->name, ce_namelen(ce), 0, ps_matched);
        }
 
@@ -266,6 +268,8 @@ static int checkout_paths(struct tree *source_tree, const char **pathspec,
        state.refresh_cache = 1;
        for (pos = 0; pos < active_nr; pos++) {
                struct cache_entry *ce = active_cache[pos];
+               if (source_tree && !(ce->ce_flags & CE_UPDATE))
+                       continue;
                if (match_pathspec(pathspec, ce->name, ce_namelen(ce), 0, NULL)) {
                        if (!ce_stage(ce)) {
                                errs |= checkout_entry(ce, &state, NULL);
@@ -1072,15 +1076,10 @@ int cmd_checkout(int argc, const char **argv, const char *prefix)
 
        if (opts.new_branch) {
                struct strbuf buf = STRBUF_INIT;
-               if (strbuf_check_branch_ref(&buf, opts.new_branch))
-                       die(_("git checkout: we do not like '%s' as a branch name."),
-                           opts.new_branch);
-               if (ref_exists(buf.buf)) {
-                       opts.branch_exists = 1;
-                       if (!opts.new_branch_force)
-                               die(_("git checkout: branch %s already exists"),
-                                   opts.new_branch);
-               }
+
+               opts.branch_exists = validate_new_branchname(opts.new_branch, &buf,
+                                                            !!opts.new_branch_force, 0);
+
                strbuf_release(&buf);
        }