loggify stringshare, with extensive debug.

note that one can turn per module debug, for example:

   EINA_LOG_LEVEL=4 EINA_LOG_LEVELS=eina_stringshare:0 ./bla

will enable level 4 (debug) for all modules except eina_stringshare
that is forced to 0 (just critical messages).

git-svn-id: svn+ssh://svn.enlightenment.org/var/svn/e/trunk/eina@42224 7cbeb6ba-43b4-40fd-8cce-4c39aea84d33

diff --git a/src/lib/eina_stringshare.c b/src/lib/eina_stringshare.c
index 99a7988..e13f1a5 100644 (file)
--- a/src/lib/eina_stringshare.c
+++ b/src/lib/eina_stringshare.c
@@ -957,6 +957,7 @@ eina_stringshare_add_length(const char *str, unsigned int slen)
    Eina_Stringshare_Node *el;
    int hash_num, hash;
 
+   DBG("str=%p (%.*s), slen=%u", str, slen, str ? str : "", slen);
    if (!str) return NULL;
 
    _eina_stringshare_population_add(slen);
@@ -964,7 +965,7 @@ eina_stringshare_add_length(const char *str, unsigned int slen)
    if (slen == 0)
      return "";
    else if (slen == 1)
-     return _eina_stringshare_single + ((*str) << 1);
+     return (const char *)_eina_stringshare_single + ((*str) << 1);
    else if (slen < 4)
      return _eina_stringshare_small_add(str, slen);
 
@@ -1064,6 +1065,7 @@ eina_stringshare_ref(const char *str)
    Eina_Stringshare_Node *node;
    int slen;
 
+   DBG("str=%p (%s)", str, str ? str : "");
    if (!str) return NULL;
 
    /* special cases */
@@ -1086,6 +1088,7 @@ eina_stringshare_ref(const char *str)
 
    node = _eina_stringshare_node_from_str(str);
    node->references++;
+   DBG("str=%p (%s) refs=%u", str, str, node->references);
 
    _eina_stringshare_population_add(node->length);
 
@@ -1114,6 +1117,7 @@ eina_stringshare_del(const char *str)
    Eina_Stringshare_Node *node;
    int hash_num, slen, hash;
 
+   DBG("str=%p (%s)", str, str ? str : "");
    if (!str) return;
 
    /* special cases */
@@ -1137,9 +1141,11 @@ eina_stringshare_del(const char *str)
    if (node->references > 1)
      {
        node->references--;
+       DBG("str=%p (%s) refs=%u", str, str, node->references);
        return;
      }
 
+   DBG("str=%p (%s) refs=0, delete.", str, str);
    node->references = 0;
    slen = node->length;