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-rw-r--r--src/cr-selector.c347
1 files changed, 162 insertions, 185 deletions
diff --git a/src/cr-selector.c b/src/cr-selector.c
index be1a069..7444969 100644
--- a/src/cr-selector.c
+++ b/src/cr-selector.c
@@ -34,36 +34,33 @@
*@return the newly built instance of #CRSelector, or
*NULL in case of failure.
*/
-CRSelector*
-cr_selector_new (CRSimpleSel *a_simple_sel)
+CRSelector *
+cr_selector_new (CRSimpleSel * a_simple_sel)
{
- CRSelector *result = NULL ;
-
- result = g_try_malloc (sizeof (CRSelector)) ;
- if (!result)
- {
- cr_utils_trace_info ("Out of memory") ;
- return NULL ;
- }
- memset (result, 0, sizeof (CRSelector)) ;
- result->simple_sel = a_simple_sel ;
- return result ;
+ CRSelector *result = NULL;
+
+ result = g_try_malloc (sizeof (CRSelector));
+ if (!result) {
+ cr_utils_trace_info ("Out of memory");
+ return NULL;
+ }
+ memset (result, 0, sizeof (CRSelector));
+ result->simple_sel = a_simple_sel;
+ return result;
}
CRSelector *
-cr_selector_parse_from_buf (const guchar * a_char_buf,
- enum CREncoding a_enc)
+cr_selector_parse_from_buf (const guchar * a_char_buf, enum CREncoding a_enc)
{
- CRParser * parser = NULL ;
-
- g_return_val_if_fail (a_char_buf, NULL) ;
+ CRParser *parser = NULL;
+
+ g_return_val_if_fail (a_char_buf, NULL);
- parser = cr_parser_new_from_buf (a_char_buf, strlen (a_char_buf),
- a_enc, FALSE) ;
- g_return_val_if_fail (parser, NULL) ;
+ parser = cr_parser_new_from_buf (a_char_buf, strlen (a_char_buf),
+ a_enc, FALSE);
+ g_return_val_if_fail (parser, NULL);
-
- return NULL ;
+ return NULL;
}
/**
@@ -72,23 +69,22 @@ cr_selector_parse_from_buf (const guchar * a_char_buf,
*@param a_new the instance of #CRSelector to be appended.
*@return the new list.
*/
-CRSelector*
-cr_selector_append (CRSelector *a_this, CRSelector *a_new)
+CRSelector *
+cr_selector_append (CRSelector * a_this, CRSelector * a_new)
{
- CRSelector *cur = NULL ;
-
- if (!a_this)
- {
- return a_new ;
- }
+ CRSelector *cur = NULL;
- /*walk forward the list headed by a_this to get the list tail*/
- for (cur = a_this ; cur && cur->next ; cur = cur->next) ;
+ if (!a_this) {
+ return a_new;
+ }
- cur->next = a_new ;
- a_new->prev = cur ;
+ /*walk forward the list headed by a_this to get the list tail */
+ for (cur = a_this; cur && cur->next; cur = cur->next) ;
- return a_this ;
+ cur->next = a_new;
+ a_new->prev = cur;
+
+ return a_this;
}
/**
@@ -97,17 +93,17 @@ cr_selector_append (CRSelector *a_this, CRSelector *a_new)
*@param a_new the instance of #CRSelector.
*@return the new list.
*/
-CRSelector*
-cr_selector_prepend (CRSelector *a_this, CRSelector *a_new)
+CRSelector *
+cr_selector_prepend (CRSelector * a_this, CRSelector * a_new)
{
- CRSelector *cur = NULL ;
-
- a_new->next = a_this ;
- a_this->prev = a_new ;
-
- for (cur = a_new ; cur && cur->prev ; cur = cur->prev) ;
-
- return cur ;
+ CRSelector *cur = NULL;
+
+ a_new->next = a_this;
+ a_this->prev = a_new;
+
+ for (cur = a_new; cur && cur->prev; cur = cur->prev) ;
+
+ return cur;
}
/**
@@ -116,67 +112,60 @@ cr_selector_prepend (CRSelector *a_this, CRSelector *a_new)
*@param a_simple_sel the simple selector to append.
*@return the new list or NULL in case of failure.
*/
-CRSelector*
-cr_selector_append_simple_sel (CRSelector *a_this, CRSimpleSel *a_simple_sel)
+CRSelector *
+cr_selector_append_simple_sel (CRSelector * a_this,
+ CRSimpleSel * a_simple_sel)
{
- CRSelector * selector = NULL ;
+ CRSelector *selector = NULL;
- selector = cr_selector_new (a_simple_sel) ;
- g_return_val_if_fail (selector, NULL) ;
+ selector = cr_selector_new (a_simple_sel);
+ g_return_val_if_fail (selector, NULL);
- return cr_selector_append (a_this, selector) ;
+ return cr_selector_append (a_this, selector);
}
-
guchar *
-cr_selector_to_string (CRSelector *a_this)
+cr_selector_to_string (CRSelector * a_this)
{
- guchar *result = NULL ;
- GString *str_buf = NULL ;
-
- str_buf = g_string_new (NULL) ;
- g_return_val_if_fail (str_buf, NULL) ;
-
- if (a_this)
- {
- CRSelector *cur = NULL ;
-
- for (cur = a_this ; cur ; cur = cur->next)
- {
- if (cur->simple_sel)
- {
- guchar *tmp_str = NULL ;
-
- tmp_str = cr_simple_sel_to_string
- (cur->simple_sel) ;
-
- if (tmp_str)
- {
- if (cur->prev)
- g_string_append_printf
- (str_buf,", ") ;
-
- g_string_append_printf
- (str_buf, "%s",
- tmp_str) ;
-
- g_free (tmp_str) ;
- tmp_str = NULL ;
- }
- }
- }
- }
-
- if (str_buf)
- {
- result = str_buf->str ;
- g_string_free (str_buf, FALSE) ;
- str_buf = NULL ;
- }
-
- return result ;
-}
+ guchar *result = NULL;
+ GString *str_buf = NULL;
+
+ str_buf = g_string_new (NULL);
+ g_return_val_if_fail (str_buf, NULL);
+ if (a_this) {
+ CRSelector *cur = NULL;
+
+ for (cur = a_this; cur; cur = cur->next) {
+ if (cur->simple_sel) {
+ guchar *tmp_str = NULL;
+
+ tmp_str = cr_simple_sel_to_string
+ (cur->simple_sel);
+
+ if (tmp_str) {
+ if (cur->prev)
+ g_string_append_printf
+ (str_buf, ", ");
+
+ g_string_append_printf
+ (str_buf, "%s", tmp_str);
+
+ g_free (tmp_str);
+ tmp_str = NULL;
+ }
+ }
+ }
+ }
+
+ if (str_buf) {
+ result = str_buf->str;
+ g_string_free (str_buf, FALSE);
+ str_buf = NULL;
+ }
+
+ return result;
+}
/**
*Serializes the current instance of #CRSelector to a file.
@@ -184,20 +173,18 @@ cr_selector_to_string (CRSelector *a_this)
*@param a_fp the destination file.
*/
void
-cr_selector_dump (CRSelector *a_this, FILE *a_fp)
+cr_selector_dump (CRSelector * a_this, FILE * a_fp)
{
- guchar *tmp_buf = NULL ;
-
- if (a_this)
- {
- tmp_buf = cr_selector_to_string (a_this) ;
- if (tmp_buf)
- {
- fprintf (a_fp, "%s", tmp_buf) ;
- g_free (tmp_buf) ;
- tmp_buf = NULL ;
- }
- }
+ guchar *tmp_buf = NULL;
+
+ if (a_this) {
+ tmp_buf = cr_selector_to_string (a_this);
+ if (tmp_buf) {
+ fprintf (a_fp, "%s", tmp_buf);
+ g_free (tmp_buf);
+ tmp_buf = NULL;
+ }
+ }
}
/**
@@ -206,11 +193,11 @@ cr_selector_dump (CRSelector *a_this, FILE *a_fp)
*@param a_this the current instance of #CRSelector.
*/
void
-cr_selector_ref (CRSelector *a_this)
+cr_selector_ref (CRSelector * a_this)
{
- g_return_if_fail (a_this) ;
-
- a_this->ref_count ++ ;
+ g_return_if_fail (a_this);
+
+ a_this->ref_count++;
}
/**
@@ -223,22 +210,20 @@ cr_selector_ref (CRSelector *a_this)
*of #CRSelector, FALSE otherwise.
*/
gboolean
-cr_selector_unref (CRSelector *a_this)
+cr_selector_unref (CRSelector * a_this)
{
- g_return_val_if_fail (a_this, FALSE) ;
-
- if (a_this->ref_count)
- {
- a_this->ref_count -- ;
- }
-
- if (a_this->ref_count == 0)
- {
- cr_selector_destroy (a_this) ;
- return TRUE ;
- }
-
- return FALSE ;
+ g_return_val_if_fail (a_this, FALSE);
+
+ if (a_this->ref_count) {
+ a_this->ref_count--;
+ }
+
+ if (a_this->ref_count == 0) {
+ cr_selector_destroy (a_this);
+ return TRUE;
+ }
+
+ return FALSE;
}
/**
@@ -246,59 +231,51 @@ cr_selector_unref (CRSelector *a_this)
*@param a_this the current instance of #CRSelector.
*/
void
-cr_selector_destroy (CRSelector *a_this)
+cr_selector_destroy (CRSelector * a_this)
{
- CRSelector *cur = NULL ;
-
- g_return_if_fail (a_this) ;
-
- /*
- *go and get the list tail. In the same time, free
- *all the simple selectors contained in the list.
- */
- for (cur = a_this ;cur && cur->next ; cur = cur->next)
- {
- if (cur->simple_sel)
- {
- cr_simple_sel_destroy (cur->simple_sel) ;
- cur->simple_sel = NULL ;
- }
- }
-
- if (cur)
- {
- if (cur->simple_sel)
- {
- cr_simple_sel_destroy (cur->simple_sel) ;
- cur->simple_sel = NULL ;
- }
- }
-
- /*in case the list has only one element*/
- if (cur && !cur->prev)
- {
- g_free (cur) ;
- return ;
- }
-
- /*walk backward the list and free each "next element"*/
- for (cur = cur->prev ; cur && cur->prev ; cur = cur->prev)
- {
- if (cur->next)
- {
- g_free (cur->next) ;
- cur->next = NULL ;
- }
- }
-
- if (!cur)
- return ;
-
- if (cur->next)
- {
- g_free (cur->next) ;
- cur->next = NULL ;
- }
-
- g_free (cur) ;
+ CRSelector *cur = NULL;
+
+ g_return_if_fail (a_this);
+
+ /*
+ *go and get the list tail. In the same time, free
+ *all the simple selectors contained in the list.
+ */
+ for (cur = a_this; cur && cur->next; cur = cur->next) {
+ if (cur->simple_sel) {
+ cr_simple_sel_destroy (cur->simple_sel);
+ cur->simple_sel = NULL;
+ }
+ }
+
+ if (cur) {
+ if (cur->simple_sel) {
+ cr_simple_sel_destroy (cur->simple_sel);
+ cur->simple_sel = NULL;
+ }
+ }
+
+ /*in case the list has only one element */
+ if (cur && !cur->prev) {
+ g_free (cur);
+ return;
+ }
+
+ /*walk backward the list and free each "next element" */
+ for (cur = cur->prev; cur && cur->prev; cur = cur->prev) {
+ if (cur->next) {
+ g_free (cur->next);
+ cur->next = NULL;
+ }
+ }
+
+ if (!cur)
+ return;
+
+ if (cur->next) {
+ g_free (cur->next);
+ cur->next = NULL;
+ }
+
+ g_free (cur);
}
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