/* error_context:
* Print the last 2 "token"s seen.
*/
static void error_context(void)
{
agxbclear(state.xb);
if (state.prevtoklen > 0)
agxbput_n(state.xb, state.prevtok, state.prevtoklen);
agxbput_n(state.xb, state.currtok, state.currtoklen);
agerr(AGPREV, "... %s ...\n", agxbuse(state.xb));
}
static void global_def(agxbuf* xb, char *dcl, int kind,
attrsym_t * ((*dclfun) (Agraph_t *, int kind, char *, char *)) )
{
char *p;
char *rhs = "true";
attrsym_t *sym;
if ((p = strchr(dcl, '='))) {
agxbput_n (xb, dcl, p-dcl);
rhs = p+1;
}
else
agxbput (xb, dcl);
sym = dclfun(NULL, kind, agxbuse (xb), rhs);
sym->fixed = 1;
}
/* agxbput:
* Append string s into xb
*/
int agxbput(agxbuf * xb, const char *s)
{
unsigned int ssz = strlen(s);
return agxbput_n(xb, s, ssz);
}
