extern int attr_set_int(attr attrs, const char *name, int val)
{
char buf[64];
snprintf(buf, sizeof buf, "%d", val);
return attr_set_str(attrs, name, buf);
}
static struct pane *do_render_format_attach(struct pane *parent)
{
struct rf_data *rf = calloc(1, sizeof(*rf));
struct pane *p;
if (!rf_map)
render_format_register_map();
rf->home_field = -1;
p = pane_register(parent, 0, &render_format_handle.c, rf, NULL);
attr_set_str(&p->attrs, "render-wrap", "no");
return render_attach("lines", p);
}
/*
* attr_create_from_str
*
* Parse the passed string into an attr structure and return a pointer to a list of
* attr_entry structs.
*
* Attribute strings are formatted much like URL arguments:
* foo=bar&blah=humbug&blorg=42&test=one
* You cannot, currently, have an "=" or "&" character in the value for an
* attribute.
*/
extern attr attr_create_from_str(const char *attr_str)
{
char *tmp;
char *cur;
char *name;
char *val;
attr res = NULL;
if(!str_length(attr_str)) {
return NULL;
}
/* make a copy for a destructive read. */
tmp = str_dup(attr_str);
if(!tmp) {
return NULL;
}
res = attr_create();
if(!res) {
mem_free(tmp);
return NULL;
}
/*
* walk the pointer along the input and copy the
* names and values along the way.
*/
cur = tmp;
while(*cur) {
/* read the name */
name = cur;
while(*cur && *cur != '=')
cur++;
/* did we run off the end of the string?
* That is an error because we need to have a value.
*/
if(*cur == 0) {
if(res) attr_destroy(res);
mem_free(tmp);
return NULL;
}
/* terminate the name string */
*cur = 0;
/* read the value */
cur++;
val = cur;
while(*cur && *cur != '&')
cur++;
/* we do not care if we ran off the end, much. */
if(*cur) {
*cur = 0;
cur++;
}
if(attr_set_str(res, name, val)) {
if(res) attr_destroy(res);
mem_free(tmp);
return NULL;
}
}
mem_free(tmp);
return res;
}
