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fix messages with single atom

This commit is contained in:
Vitor Santos Costa 2013-04-14 21:37:43 +01:00
parent 66af6f7642
commit a5095a921a
1 changed files with 16 additions and 9 deletions
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25
C/utilpreds.c
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@ -1520,9 +1520,18 @@ ExportTerm(Term inp, char * buf, size_t len, UInt arity, int newattvs USES_REGS)
Term t = Deref(inp);
tr_fr_ptr TR0 = TR;
size_t res = 0;
CELL *Hi;
CELL *Hi = H;
do {
if (IsVarTerm(t) || IsIntTerm(t)) {
return export_term_to_buffer(t, buf, buf+ 3*sizeof(CELL), &inp, &inp, len);
}
if (IsAtomTerm(t)) {
Atom at = AtomOfTerm(t);
char *b = buf+3*sizeof(CELL);
export_atom(at, &b, b, len-3*sizeof(CELL));
return export_term_to_buffer(t, buf, b, &inp, &inp, len);
}
if ((Int)res < 0) {
H = Hi;
TR = TR0;
@ -1634,16 +1643,14 @@ Yap_ImportTerm(char * buf) {
CELL *bc = (CELL *)buf;
size_t sz = bc[1];
Term tinp, tret;
tinp = bc[2];
if (IsVarTerm(tinp))
return MkVarTerm();
if (IsAtomOrIntTerm(tinp)) {
if (IsAtomTerm(tinp)) {
char *pt = (char *)AdjustSize(bc+3, buf);
return MkAtomTerm(Yap_LookupAtom(pt));
} else
return tinp;
else if (IsIntTerm(tinp))
return tinp;
else if (IsAtomTerm(tinp)) {
tret = MkAtomTerm(AddAtom(NULL,(char *)(bc+3)));
return tret;
}
if (H + sz > ASP)
return (Term)0;
@ -1654,7 +1661,7 @@ Yap_ImportTerm(char * buf) {
} else {
tret = AbsPair(H);
import_pair(H, (char *)H, buf, H);
}
}
H += sz;
return tret;
}