grep -P: add tests for matching ^ and $

diff --git a/cache-tree.c b/cache-tree.c
index bf03cb7fcefdc7e119203f096b367592d5b7cf8c..28ed6574a2faf3151056aa20e681e06a157e4a2d 100644 (file)
--- a/cache-tree.c
+++ b/cache-tree.c
@@ -150,9 +150,10 @@ void cache_tree_invalidate_path(struct cache_tree *it, const char *path)
 }
 
 static int verify_cache(struct cache_entry **cache,
-                       int entries, int silent)
+                       int entries, int flags)
 {
        int i, funny;
+       int silent = flags & WRITE_TREE_SILENT;
 
        /* Verify that the tree is merged */
        funny = 0;
@@ -241,10 +242,11 @@ static int update_one(struct cache_tree *it,
                      int entries,
                      const char *base,
                      int baselen,
-                     int missing_ok,
-                     int dryrun)
+                     int flags)
 {
        struct strbuf buffer;
+       int missing_ok = flags & WRITE_TREE_MISSING_OK;
+       int dryrun = flags & WRITE_TREE_DRY_RUN;
        int i;
 
        if (0 <= it->entry_count && has_sha1_file(it->sha1))
@@ -288,8 +290,7 @@ static int update_one(struct cache_tree *it,
                                    cache + i, entries - i,
                                    path,
                                    baselen + sublen + 1,
-                                   missing_ok,
-                                   dryrun);
+                                   flags);
                if (subcnt < 0)
                        return subcnt;
                i += subcnt - 1;
@@ -371,15 +372,13 @@ static int update_one(struct cache_tree *it,
 int cache_tree_update(struct cache_tree *it,
                      struct cache_entry **cache,
                      int entries,
-                     int missing_ok,
-                     int dryrun,
-                     int silent)
+                     int flags)
 {
        int i;
-       i = verify_cache(cache, entries, silent);
+       i = verify_cache(cache, entries, flags);
        if (i)
                return i;
-       i = update_one(it, cache, entries, "", 0, missing_ok, dryrun);
+       i = update_one(it, cache, entries, "", 0, flags);
        if (i < 0)
                return i;
        return 0;
@@ -572,11 +571,9 @@ int write_cache_as_tree(unsigned char *sha1, int flags, const char *prefix)
 
        was_valid = cache_tree_fully_valid(active_cache_tree);
        if (!was_valid) {
-               int missing_ok = flags & WRITE_TREE_MISSING_OK;
-
                if (cache_tree_update(active_cache_tree,
                                      active_cache, active_nr,
-                                     missing_ok, 0, 0) < 0)
+                                     flags) < 0)
                        return WRITE_TREE_UNMERGED_INDEX;
                if (0 <= newfd) {
                        if (!write_cache(newfd, active_cache, active_nr) &&
@@ -672,10 +669,10 @@ int cache_tree_matches_traversal(struct cache_tree *root,
        return 0;
 }
 
-int update_main_cache_tree (int silent)
+int update_main_cache_tree(int flags)
 {
        if (!the_index.cache_tree)
                the_index.cache_tree = cache_tree();
        return cache_tree_update(the_index.cache_tree,
-                                the_index.cache, the_index.cache_nr, 0, 0, silent);
+                                the_index.cache, the_index.cache_nr, flags);
 }