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Code

added/removed some checks

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git-svn-id: http://svn.irssi.org/repos/irssi/trunk@1450 dbcabf3a-b0e7-0310-adc4-f8d773084564
This commit is contained in:
Timo Sirainen 2001-04-16 16:46:34 +00:00 committed by cras
parent 26312fae9a
commit 7acb8fa027
1 changed files with 17 additions and 5 deletions
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22
src/fe-text/textbuffer.c
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@ -43,6 +43,8 @@ TEXT_BUFFER_REC *textbuffer_create(void)
void textbuffer_destroy(TEXT_BUFFER_REC *buffer)
{
g_return_if_fail(buffer != NULL);
textbuffer_remove_all_lines(buffer);
g_mem_chunk_free(buffer_chunk, buffer);
}
@ -73,8 +75,6 @@ static TEXT_CHUNK_REC *text_chunk_create(TEXT_BUFFER_REC *buffer)
TEXT_CHUNK_REC *rec;
char *buf, *ptr, **pptr;
g_return_val_if_fail(buffer != NULL, NULL);
rec = g_mem_chunk_alloc(text_chunk);
rec->pos = 0;
rec->refcount = 0;
@ -103,9 +103,6 @@ static TEXT_CHUNK_REC *text_chunk_create(TEXT_BUFFER_REC *buffer)
static void text_chunk_destroy(TEXT_BUFFER_REC *buffer, TEXT_CHUNK_REC *chunk)
{
g_return_if_fail(buffer != NULL);
g_return_if_fail(chunk != NULL);
buffer->text_chunks = g_slist_remove(buffer->text_chunks, chunk);
g_mem_chunk_free(text_chunk, chunk);
}
@ -205,12 +202,17 @@ static LINE_REC *textbuffer_line_insert(TEXT_BUFFER_REC *buffer,
void textbuffer_line_ref(LINE_REC *line)
{
g_return_if_fail(line != NULL);
if (++line->refcount == 255)
g_error("line reference counter wrapped - shouldn't happen");
}
void textbuffer_line_unref(TEXT_BUFFER_REC *buffer, LINE_REC *line)
{
g_return_if_fail(buffer != NULL);
g_return_if_fail(line != NULL);
if (--line->refcount == 0) {
text_chunk_line_free(buffer, line);
g_mem_chunk_free(line_chunk, line);
@ -219,6 +221,8 @@ void textbuffer_line_unref(TEXT_BUFFER_REC *buffer, LINE_REC *line)
void textbuffer_line_unref_list(TEXT_BUFFER_REC *buffer, GList *list)
{
g_return_if_fail(buffer != NULL);
while (list != NULL) {
textbuffer_line_unref(buffer, list->data);
list = list->next;
@ -238,6 +242,9 @@ LINE_REC *textbuffer_insert(TEXT_BUFFER_REC *buffer, LINE_REC *insert_after,
{
LINE_REC *line;
g_return_val_if_fail(buffer != NULL, NULL);
g_return_val_if_fail(data != NULL, NULL);
line = !buffer->last_eol ? insert_after :
textbuffer_line_insert(buffer, insert_after);
@ -254,6 +261,9 @@ LINE_REC *textbuffer_insert(TEXT_BUFFER_REC *buffer, LINE_REC *insert_after,
void textbuffer_remove(TEXT_BUFFER_REC *buffer, LINE_REC *line)
{
g_return_if_fail(buffer != NULL);
g_return_if_fail(line != NULL);
buffer->lines = g_list_remove(buffer->lines, line);
if (buffer->cur_line == line) {
@ -270,6 +280,8 @@ void textbuffer_remove_all_lines(TEXT_BUFFER_REC *buffer)
{
GSList *tmp;
g_return_if_fail(buffer != NULL);
for (tmp = buffer->text_chunks; tmp != NULL; tmp = tmp->next)
g_mem_chunk_free(text_chunk, tmp->data);
g_slist_free(buffer->text_chunks);