Add more NORETURN and CHECK_PRINTF function attributes.

[nmh] / sbr / crawl_folders.c

diff --git a/sbr/crawl_folders.c b/sbr/crawl_folders.c
index 004e8cf2f4b545212a7ebf7dad338be716d5bcd0..e7ab5e372424bf609b95df11511fbf53244c1a8e 100644 (file)
--- a/sbr/crawl_folders.c
+++ b/sbr/crawl_folders.c
@@ -1,6 +1,4 @@
-
-/*
- * crawl_folders.c -- crawl folder hierarchy
+/* crawl_folders.c -- crawl folder hierarchy
  *
  * This code is Copyright (c) 2008, by the authors of nmh.  See the
  * COPYRIGHT file in the root directory of the nmh distribution for
@@ -15,7 +13,6 @@ struct crawl_context {
     int max;                   /* how many folders we currently can hold in
                                 * the array `folders', increased by
                                 * CRAWL_NUMFOLDERS at a time */
-    int total;                 /* how many `folders' actually has */
     char **folders;            /* the array of folders */
     int start;
     int foldp;
@@ -29,7 +26,7 @@ struct crawl_context {
 static void
 add_folder (char *fold, struct crawl_context *crawl)
 {
-    register int i, j;
+    int i, j;
 
     /* if necessary, reallocate the space for folder names */
     if (crawl->foldp >= crawl->max) {
@@ -47,7 +44,6 @@ add_folder (char *fold, struct crawl_context *crawl)
            return;
        }
 
-    crawl->total++;
     crawl->folders[crawl->foldp++] = fold;
 }
 
@@ -66,7 +62,7 @@ add_children (char *name, struct crawl_context *crawl)
     }
 
     if (strcmp (name, ".") == 0) {
-       prefix = getcpy ("");
+       prefix = mh_xstrdup("");
     } else {
        prefix = concat (name, "/", (void *)NULL);
     }
@@ -138,7 +134,7 @@ crawl_folders (char *dir, crawl_callback_t *callback, void *baton)
     struct crawl_context *crawl;
     NEW(crawl);
     crawl->max = CRAWL_NUMFOLDERS;
-    crawl->total = crawl->start = crawl->foldp = 0;
+    crawl->start = crawl->foldp = 0;
     crawl->folders = mh_xmalloc (crawl->max * sizeof(*crawl->folders));
 
     crawl_folders_body (crawl, dir, callback, baton);