/**
* scols_copy_column:
* @cl: a pointer to a struct libscols_column instance
*
* Creates a new column and copies @cl's data over to it.
*
* Returns: a pointer to a new struct libscols_column instance.
*/
struct libscols_column *scols_copy_column(const struct libscols_column *cl)
{
struct libscols_column *ret;
assert (cl);
if (!cl)
return NULL;
ret = scols_new_column();
if (!ret)
return NULL;
if (scols_column_set_color(ret, cl->color))
goto err;
if (scols_cell_copy_content(&ret->header, &cl->header))
goto err;
ret->width = cl->width;
ret->width_min = cl->width_min;
ret->width_max = cl->width_max;
ret->width_avg = cl->width_avg;
ret->width_hint = cl->width_hint;
ret->flags = cl->flags;
ret->is_extreme = cl->is_extreme;
return ret;
err:
scols_unref_column(ret);
return NULL;
}
/**
* scols_copy_column:
* @cl: a pointer to a struct libscols_column instance
*
* Creates a new column and copies @cl's data over to it.
*
* Returns: a pointer to a new struct libscols_column instance.
*/
struct libscols_column *scols_copy_column(const struct libscols_column *cl)
{
struct libscols_column *ret;
if (!cl)
return NULL;
ret = scols_new_column();
if (!ret)
return NULL;
DBG(COL, ul_debugobj((void *) cl, "copy to %p", ret));
if (scols_column_set_color(ret, cl->color))
goto err;
if (scols_cell_copy_content(&ret->header, &cl->header))
goto err;
ret->width = cl->width;
ret->width_min = cl->width_min;
ret->width_max = cl->width_max;
ret->width_avg = cl->width_avg;
ret->width_hint = cl->width_hint;
ret->flags = cl->flags;
ret->is_extreme = cl->is_extreme;
return ret;
err:
scols_unref_column(ret);
return NULL;
}
static struct libscols_column *parse_column(FILE *f)
{
size_t len = 0;
char *line = NULL;
int nlines = 0;
struct libscols_column *cl = NULL;
while (getline(&line, &len, f) != -1) {
char *p = strrchr(line, '\n');
if (p)
*p = '\0';
switch (nlines) {
case 0: /* NAME */
{
struct libscols_cell *hr;
cl = scols_new_column();
if (!cl)
goto fail;
hr = scols_column_get_header(cl);
if (!hr || scols_cell_set_data(hr, line))
goto fail;
break;
}
case 1: /* WIDTH-HINT */
{
double whint = strtod_or_err(line, "failed to parse column whint");
if (scols_column_set_whint(cl, whint))
goto fail;
break;
}
case 2: /* FLAGS */
{
int num_flags = parse_column_flags(line);
if (scols_column_set_flags(cl, num_flags))
goto fail;
if (strcmp(line, "wrapnl") == 0) {
scols_column_set_wrapfunc(cl,
scols_wrapnl_chunksize,
scols_wrapnl_nextchunk,
NULL);
scols_column_set_safechars(cl, "\n");
}
break;
}
case 3: /* COLOR */
if (scols_column_set_color(cl, line))
goto fail;
break;
default:
break;
}
nlines++;
}
free(line);
return cl;
fail:
free(line);
scols_unref_column(cl);
return NULL;
}
