void
view_close_cb (GtkWidget * widget, gpointer data)
{
SampleDisplay * sd = SAMPLE_DISPLAY(data);
sw_view * v;
v = sd->view;
view_close(v);
}
struct view *view_open(const char *path0)
{
struct view *view;
struct text *text;
struct stat statbuf;
char *path = fix_path(path0);
if (!path)
return NULL;
for (text = text_list; text; text = text->next)
if (text->path && !strcmp(text->path, path)) {
for (view = text->views; view; view = view->next)
if (!view->window)
goto done;
view = view_create(text);
goto done;
}
view = text_create(path, 0);
text = view->text;
errno = 0;
if (stat(path, &statbuf)) {
if (errno != ENOENT) {
message("%s: can't stat", path_format(path));
goto fail;
}
if (read_only) {
message("%s: can't create in read-only mode",
path_format(path));
goto fail;
}
errno = 0;
text->fd = open(path, O_CREAT|O_TRUNC|O_RDWR,
S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH);
if (text->fd < 0) {
message("%s: can't create", path_format(path));
goto fail;
}
text->flags |= TEXT_CREATED;
} else {
if (!S_ISREG(statbuf.st_mode)) {
message("%s: not a regular file", path_format(path));
goto fail;
}
if (!read_only)
text->fd = open(path, O_RDWR);
if (text->fd < 0) {
errno = 0;
text->flags |= TEXT_RDONLY;
text->fd = open(path, O_RDONLY);
if (text->fd < 0) {
message("%s: can't open", path_format(path));
goto fail;
}
}
clean_mmap(text, statbuf.st_size, PROT_READ);
if (!text->clean) {
text->buffer = buffer_create(path);
if (old_fashioned_read(text) < 0)
goto fail;
grab_mtime(text);
}
view->bytes = text->buffer ? buffer_bytes(text->buffer) :
text->clean_bytes;
scan(view);
text_forget_undo(text);
}
goto done;
fail: view_close(view);
view = NULL;
done: RELEASE(path);
return view;
}