Core: add macros to assign list of things, rename xmlNode related macros

* lasso/utils.h: added new macros, renamed others:
  - macros handling xmlNode are renamed from _node to _xml_node,
  - new macros for assign GList* of specific objects:
    - lasso_assign_list_of_gobjects,
    - lasso_assign_list_of_strings,
    - lasso_assign_new_list_of_gobjects,
  - macros for assigning xmlChar string (we need a specific macros
    because, we must use xmlFree to release the destination string),
  - macros to add string without duping: lasso_list_add_xml_string,
  - macros to add anything non-null (no type cast):
    lasso_list_add_non_null.
This commit is contained in:
Benjamin Dauvergne 2009-01-24 09:33:21 +00:00
parent cfc64aac4c
commit 7fc388abb3
1 changed files with 146 additions and 86 deletions

View File

@ -40,93 +40,14 @@
#define lasso_check_type_equality(a,b)
#endif
/* Assignment and list appending */
#define lasso_assign_string(dest,src) \
#ifdef __GNUC__
#define lasso_check_type_equality2(a,b,c) \
{ \
void *t = g_strdup(src);\
if (dest) g_free(dest); \
dest = t; \
}
#define lasso_assign_new_string(dest,src) \
{ \
if (dest) g_free(dest); \
dest = src; \
}
#define lasso_assign_gobject(dest,src) \
{ \
lasso_check_type_equality(dest, src); \
if (src) \
g_object_ref(src); \
if (dest) \
g_object_unref(dest); \
dest = (void*)(src); \
}
#define lasso_assign_new_gobject(dest,src) \
{ \
lasso_check_type_equality(dest, src); \
if (dest) \
g_object_unref(dest); \
dest = (void*)(src); \
}
#define lasso_assign_node(dest,src) \
{ \
lasso_check_type_equality(dest, src); \
if (dest) \
xmlFreeNode(dest); \
dest = xmlCopyNode(src, 1); \
}
#define lasso_list_add(dest, src) \
{ \
lasso_check_type_equality(src, void*); \
dest = g_list_append(dest, src); \
}
#define lasso_list_add_non_null(dest, src) \
{ \
lasso_check_type_equality(src, void*); \
if (src != NULL) { \
dest = g_list_append(dest, src); \
} else { \
g_critical("Adding a NULL value to a non-NULL content list: dest=%s src=%s", #dest, #src); \
} \
}
#define lasso_list_add_string(dest, src) \
{ \
lasso_check_type_equality(dest, GList*); \
lasso_check_type_equality(src, gchar*); \
(dest) = g_list_append((dest), g_strdup(src));\
}
#define lasso_list_add_xml_string(dest, src) \
{ \
lasso_check_type_equality(dest, GList*); \
lasso_check_type_equality(src, xmlChar*); \
(dest) = g_list_append((dest), g_strdup((char*)src));\
}
#define lasso_list_add_gobject(dest, src) \
{ \
if (G_IS_OBJECT(src)) { \
dest = g_list_append(dest, g_object_ref(src)); \
} else { \
g_critical("Trying to add to a GList* a non GObject pointer dest=%s src=%s", #dest, #src); \
} \
}
#define lasso_list_add_new_gobject(dest, src) \
{ \
if (G_IS_OBJECT(src)) { \
dest = g_list_append(dest, src); \
} else { \
g_critical("Trying to add to a GList* a non GObject pointer dest=%s src=%s", #dest, #src); \
} \
enum { TYPE_MISMATCH = (1 / (__builtin_types_compatible_p(typeof(a), typeof(b))+__builtin_types_compatible_p(typeof(a), typeof(c)))) }; \
}
#else
#define lasso_check_type_equality2(a,b,c)
#endif
/* Freeing */
#define lasso_release(dest) \
@ -183,7 +104,7 @@
#define lasso_unlink_and_release_node(node) \
lasso_release_list_of_full(dest, xmlFreeNode)
#define lasso_release_node(node) \
#define lasso_release_xml_node(node) \
lasso_release_full2(node, xmlFreeNode, xmlNodePtr)
#define lasso_release_doc(doc) \
@ -215,6 +136,145 @@
lasso_release_xpath_context(xpathContext); \
lasso_release_doc(xmlDocument)
/* Assignment and list appending */
#define lasso_assign_string(dest,src) \
{ \
char *__tmp = g_strdup(src);\
lasso_release_string(dest); \
dest = __tmp; \
}
#define lasso_assign_xml_string(dest,src) \
{ \
xmlChar *__tmp = g_strdup(src); \
lasso_release_xml_string(dest); \
dest = __tmp; \
}
#define lasso_assign_new_string(dest,src) \
{ \
if (dest) g_free(dest); \
dest = src; \
}
#define lasso_assign_gobject(dest,src) \
{ \
lasso_check_type_equality(dest, src); \
if (src) \
g_object_ref(src); \
if (dest) \
g_object_unref(dest); \
dest = (void*)(src); \
}
#define lasso_assign_new_gobject(dest,src) \
{ \
lasso_check_type_equality(dest, src); \
if (dest) \
g_object_unref(dest); \
dest = (void*)(src); \
}
#define lasso_assign_xml_node(dest,src) \
{ \
lasso_check_type_equality(dest, src); \
if (dest) \
xmlFreeNode(dest); \
dest = xmlCopyNode(src, 1); \
}
#define lasso_assign_new_list_of_gobjects(dest, src) \
{ \
GList *__tmp = (src); \
lasso_release_gobject_list(dest); \
dest = __tmp; \
}
#define lasso_assign_list_of_gobjects(dest, src) \
{ \
GList *__tmp = (src); \
lasso_release_list_of_gobjects(dest); \
dest = g_list_copy(__tmp); \
for (;__tmp != NULL; __tmp = g_list_next(__tmp)) { \
if (G_IS_OBJECT(__tmp->data)) { \
g_object_ref(__tmp->data); \
} \
} \
}
#define lasso_assign_list_of_strings(dest, src) \
{ \
GList *__tmp = src; \
GList *__iter_dest; \
lasso_release_list_of_strings(dest); \
dest = g_list_copy(__tmp); \
for (__iter_dest = dest ; __iter_dest != NULL ; __iter_dest = g_list_next(__iter_dest)) { \
__iter_dest->data = g_strdup(__iter_dest->data); \
} \
}
/* List appending */
#define lasso_list_add(dest, src) \
{ \
lasso_check_type_equality((src), void*); \
dest = g_list_append(dest, (src)); \
}
#define lasso_list_add_non_null(dest, src) \
{ \
void *__tmp_non_null_src = (src); \
if (__tmp_non_null_src != NULL) { \
dest = g_list_append(dest, __tmp_non_null_src); \
} else { \
g_critical("Adding a NULL value to a non-NULL content list: dest=%s src=%s", #dest, #src); \
} \
}
#define lasso_list_add_string(dest, src) \
{ \
lasso_list_add_non_null(dest, g_strdup(src));\
}
#define lasso_list_add_new_string(dest, src) \
{ \
gchar *__tmp = src; \
lasso_list_add_non_null(dest, __tmp); \
}
#define lasso_list_add_xml_string(dest, src) \
{\
xmlChar *__tmp_src = (src);\
lasso_list_add_non_null(dest, (void*)g_strdup((char*)__tmp_src));\
}
#define lasso_list_add_gobject(dest, src) \
{ \
void *__tmp_src = (src); \
if (G_IS_OBJECT(__tmp_src)) { \
dest = g_list_append(dest, g_object_ref(__tmp_src)); \
} else { \
g_critical("Trying to add to a GList* a non GObject pointer dest=%s src=%s", #dest, #src); \
} \
}
#define lasso_list_add_new_gobject(dest, src) \
{ \
void *__tmp_src = (src); \
if (G_IS_OBJECT(__tmp_src)) { \
dest = g_list_append(dest, __tmp_src); \
} else { \
g_critical("Trying to add to a GList* a non GObject pointer dest=%s src=%s", #dest, #src); \
} \
}
#define lasso_list_add_xml_node(dest, src) \
{ \
xmlNode *__tmp_src = src; \
lasso_list_add_non_null(dest, __tmp_src); \
}
/* Pointer ownership transfer */
#define lasso_transfer_full(dest, src, kind) \
{\
lasso_release_##kind((dest)); \