regex: add regexec_buf() that can work on a non NUL-terminated string
[gitweb.git] / unpack-trees.c
index f932e80e862cfafb7b909059b460dcb688c6dc0b..aea9aa749f2904739b72fef285f148b8b2aa83a8 100644 (file)
@@ -58,40 +58,74 @@ void setup_unpack_trees_porcelain(struct unpack_trees_options *opts,
        int i;
        const char **msgs = opts->msgs;
        const char *msg;
-       const char *cmd2 = strcmp(cmd, "checkout") ? cmd : "switch branches";
 
-       if (advice_commit_before_merge)
-               msg = "Your local changes to the following files would be overwritten by %s:\n%%s"
-                       "Please, commit your changes or stash them before you can %s.";
+       if (!strcmp(cmd, "checkout"))
+               msg = advice_commit_before_merge
+                     ? _("Your local changes to the following files would be overwritten by checkout:\n%%s"
+                         "Please commit your changes or stash them before you can switch branches.")
+                     : _("Your local changes to the following files would be overwritten by checkout:\n%%s");
+       else if (!strcmp(cmd, "merge"))
+               msg = advice_commit_before_merge
+                     ? _("Your local changes to the following files would be overwritten by merge:\n%%s"
+                         "Please commit your changes or stash them before you can merge.")
+                     : _("Your local changes to the following files would be overwritten by merge:\n%%s");
        else
-               msg = "Your local changes to the following files would be overwritten by %s:\n%%s";
+               msg = advice_commit_before_merge
+                     ? _("Your local changes to the following files would be overwritten by %s:\n%%s"
+                         "Please commit your changes or stash them before you can %s.")
+                     : _("Your local changes to the following files would be overwritten by %s:\n%%s");
        msgs[ERROR_WOULD_OVERWRITE] = msgs[ERROR_NOT_UPTODATE_FILE] =
-               xstrfmt(msg, cmd, cmd2);
+               xstrfmt(msg, cmd, cmd);
 
        msgs[ERROR_NOT_UPTODATE_DIR] =
-               "Updating the following directories would lose untracked files in it:\n%s";
-
-       if (advice_commit_before_merge)
-               msg = "The following untracked working tree files would be %s by %s:\n%%s"
-                       "Please move or remove them before you can %s.";
+               _("Updating the following directories would lose untracked files in it:\n%s");
+
+       if (!strcmp(cmd, "checkout"))
+               msg = advice_commit_before_merge
+                     ? _("The following untracked working tree files would be removed by checkout:\n%%s"
+                         "Please move or remove them before you can switch branches.")
+                     : _("The following untracked working tree files would be removed by checkout:\n%%s");
+       else if (!strcmp(cmd, "merge"))
+               msg = advice_commit_before_merge
+                     ? _("The following untracked working tree files would be removed by merge:\n%%s"
+                         "Please move or remove them before you can merge.")
+                     : _("The following untracked working tree files would be removed by merge:\n%%s");
        else
-               msg = "The following untracked working tree files would be %s by %s:\n%%s";
-
-       msgs[ERROR_WOULD_LOSE_UNTRACKED_REMOVED] = xstrfmt(msg, "removed", cmd, cmd2);
-       msgs[ERROR_WOULD_LOSE_UNTRACKED_OVERWRITTEN] = xstrfmt(msg, "overwritten", cmd, cmd2);
+               msg = advice_commit_before_merge
+                     ? _("The following untracked working tree files would be removed by %s:\n%%s"
+                         "Please move or remove them before you can %s.")
+                     : _("The following untracked working tree files would be removed by %s:\n%%s");
+       msgs[ERROR_WOULD_LOSE_UNTRACKED_REMOVED] = xstrfmt(msg, cmd, cmd);
+
+       if (!strcmp(cmd, "checkout"))
+               msg = advice_commit_before_merge
+                     ? _("The following untracked working tree files would be overwritten by checkout:\n%%s"
+                         "Please move or remove them before you can switch branches.")
+                     : _("The following untracked working tree files would be overwritten by checkout:\n%%s");
+       else if (!strcmp(cmd, "merge"))
+               msg = advice_commit_before_merge
+                     ? _("The following untracked working tree files would be overwritten by merge:\n%%s"
+                         "Please move or remove them before you can merge.")
+                     : _("The following untracked working tree files would be overwritten by merge:\n%%s");
+       else
+               msg = advice_commit_before_merge
+                     ? _("The following untracked working tree files would be overwritten by %s:\n%%s"
+                         "Please move or remove them before you can %s.")
+                     : _("The following untracked working tree files would be overwritten by %s:\n%%s");
+       msgs[ERROR_WOULD_LOSE_UNTRACKED_OVERWRITTEN] = xstrfmt(msg, cmd, cmd);
 
        /*
         * Special case: ERROR_BIND_OVERLAP refers to a pair of paths, we
         * cannot easily display it as a list.
         */
-       msgs[ERROR_BIND_OVERLAP] = "Entry '%s' overlaps with '%s'.  Cannot bind.";
+       msgs[ERROR_BIND_OVERLAP] = _("Entry '%s' overlaps with '%s'.  Cannot bind.");
 
        msgs[ERROR_SPARSE_NOT_UPTODATE_FILE] =
-               "Cannot update sparse checkout: the following entries are not up-to-date:\n%s";
+               _("Cannot update sparse checkout: the following entries are not up-to-date:\n%s");
        msgs[ERROR_WOULD_LOSE_ORPHANED_OVERWRITTEN] =
-               "The following Working tree files would be overwritten by sparse checkout update:\n%s";
+               _("The following Working tree files would be overwritten by sparse checkout update:\n%s");
        msgs[ERROR_WOULD_LOSE_ORPHANED_REMOVED] =
-               "The following Working tree files would be removed by sparse checkout update:\n%s";
+               _("The following Working tree files would be removed by sparse checkout update:\n%s");
 
        opts->show_all_errors = 1;
        /* rejected paths may not have a static buffer */
@@ -168,7 +202,7 @@ static void display_error_msgs(struct unpack_trees_options *o)
                string_list_clear(rejects, 0);
        }
        if (something_displayed)
-               fprintf(stderr, "Aborting\n");
+               fprintf(stderr, _("Aborting\n"));
 }
 
 /*
@@ -498,13 +532,14 @@ static int traverse_trees_recursive(int n, unsigned long dirmask,
  * itself - the caller needs to do the final check for the cache
  * entry having more data at the end!
  */
-static int do_compare_entry(const struct cache_entry *ce, const struct traverse_info *info, const struct name_entry *n)
+static int do_compare_entry_piecewise(const struct cache_entry *ce, const struct traverse_info *info, const struct name_entry *n)
 {
        int len, pathlen, ce_len;
        const char *ce_name;
 
        if (info->prev) {
-               int cmp = do_compare_entry(ce, info->prev, &info->name);
+               int cmp = do_compare_entry_piecewise(ce, info->prev,
+                                                    &info->name);
                if (cmp)
                        return cmp;
        }
@@ -522,6 +557,39 @@ static int do_compare_entry(const struct cache_entry *ce, const struct traverse_
        return df_name_compare(ce_name, ce_len, S_IFREG, n->path, len, n->mode);
 }
 
+static int do_compare_entry(const struct cache_entry *ce,
+                           const struct traverse_info *info,
+                           const struct name_entry *n)
+{
+       int len, pathlen, ce_len;
+       const char *ce_name;
+       int cmp;
+
+       /*
+        * If we have not precomputed the traverse path, it is quicker
+        * to avoid doing so.  But if we have precomputed it,
+        * it is quicker to use the precomputed version.
+        */
+       if (!info->traverse_path)
+               return do_compare_entry_piecewise(ce, info, n);
+
+       cmp = strncmp(ce->name, info->traverse_path, info->pathlen);
+       if (cmp)
+               return cmp;
+
+       pathlen = info->pathlen;
+       ce_len = ce_namelen(ce);
+
+       if (ce_len < pathlen)
+               return -1;
+
+       ce_len -= pathlen;
+       ce_name = ce->name + pathlen;
+
+       len = tree_entry_len(n);
+       return df_name_compare(ce_name, ce_len, S_IFREG, n->path, len, n->mode);
+}
+
 static int compare_entry(const struct cache_entry *ce, const struct traverse_info *info, const struct name_entry *n)
 {
        int cmp = do_compare_entry(ce, info, n);
@@ -661,8 +729,19 @@ static int find_cache_pos(struct traverse_info *info,
                                ++o->cache_bottom;
                        continue;
                }
-               if (!ce_in_traverse_path(ce, info))
+               if (!ce_in_traverse_path(ce, info)) {
+                       /*
+                        * Check if we can skip future cache checks
+                        * (because we're already past all possible
+                        * entries in the traverse path).
+                        */
+                       if (info->traverse_path) {
+                               if (strncmp(ce->name, info->traverse_path,
+                                           info->pathlen) > 0)
+                                       break;
+                       }
                        continue;
+               }
                ce_name = ce->name + pfxlen;
                ce_slash = strchr(ce_name, '/');
                if (ce_slash)
@@ -1350,9 +1429,7 @@ static int verify_clean_subdirectory(const struct cache_entry *ce,
         * Then we need to make sure that we do not lose a locally
         * present file that is not ignored.
         */
-       pathbuf = xmalloc(namelen + 2);
-       memcpy(pathbuf, ce->name, namelen);
-       strcpy(pathbuf+namelen, "/");
+       pathbuf = xstrfmt("%.*s/", namelen, ce->name);
 
        memset(&d, 0, sizeof(d));
        if (o->dir)