char const *Str_CopyDelim2(ddstring_t *str, char const *src, char delimiter, int cdflags)
{
DENG_ASSERT(str);
if(!str) return 0;
Str_Clear(str);
if(!src) return 0;
{ char const *cursor;
ddstring_t buf; Str_Init(&buf);
for(cursor = src; *cursor && *cursor != delimiter; ++cursor)
{
if((cdflags & CDF_OMIT_WHITESPACE) && isspace(*cursor))
continue;
Str_PartAppend(&buf, cursor, 0, 1);
}
if(!Str_IsEmpty(&buf))
Str_Copy(str, &buf);
Str_Free(&buf);
if(!*cursor)
return 0; // It ended.
if(!(cdflags & CDF_OMIT_DELIMITER))
Str_PartAppend(str, cursor, 0, 1);
// Skip past the delimiter.
return cursor + 1;
}
}
char const *Str_GetLine(ddstring_t *str, char const *src)
{
DENG_ASSERT(str);
if(!str) return 0;
if(src != 0)
{
// We'll append the chars one by one.
char buf[2];
memset(buf, 0, sizeof(buf));
for(Str_Clear(str); *src && *src != '\n'; src++)
{
if(*src != '\r')
{
buf[0] = *src;
Str_Append(str, buf);
}
}
// Strip whitespace around the line.
Str_Strip(str);
// The newline is excluded.
if(*src == '\n')
src++;
}
return src;
}
/**
* Does the opposite of the B_Parse* methods for event descriptor, including the
* state conditions.
*/
void B_EventBindingToString(const evbinding_t* eb, ddstring_t* str)
{
int i;
Str_Clear(str);
B_AppendDeviceDescToString(eb->device, eb->type, eb->id, str);
if(eb->type == E_TOGGLE)
{
B_AppendToggleStateToString(eb->state, str);
}
else if(eb->type == E_AXIS)
{
B_AppendAxisPositionToString(eb->state, eb->pos, str);
}
else if(eb->type == E_ANGLE)
{
B_AppendAnglePositionToString(eb->pos, str);
}
else if(eb->type == E_SYMBOLIC)
{
Str_Appendf(str, "-%s", eb->symbolicName);
}
// Append any state conditions.
for(i = 0; i < eb->numConds; ++i)
{
Str_Append(str, " + ");
B_AppendConditionToString(&eb->conds[i], str);
}
}
ddstring_t *Str_CopyOrClear(ddstring_t *dest, const ddstring_t *src)
{
DENG_ASSERT(dest);
if(!dest) return 0;
if(src)
{
return Str_Copy(dest, src);
}
return Str_Clear(dest);
}
