diff options
Diffstat (limited to 'src/evaluate.c')
| -rw-r--r-- | src/evaluate.c | 37 |
1 files changed, 33 insertions, 4 deletions
diff --git a/src/evaluate.c b/src/evaluate.c index 0deff9ad..706ec2e5 100644 --- a/src/evaluate.c +++ b/src/evaluate.c @@ -102,13 +102,25 @@ static int byteorder_conversion(struct eval_ctx *ctx, struct expr **expr, static int expr_evaluate_symbol(struct eval_ctx *ctx, struct expr **expr) { struct error_record *erec; + struct symbol *sym; struct expr *new; (*expr)->sym_type = ctx->ectx.dtype; - erec = symbol_parse(*expr, &new); - if (erec != NULL) { - erec_queue(erec, ctx->msgs); - return -1; + + if ((*expr)->scope != NULL) { + sym = symbol_lookup((*expr)->scope, (*expr)->identifier); + if (sym == NULL) + return expr_error(ctx, *expr, + "undefined identifier '%s'", + (*expr)->identifier); + // FIXME: need to copy (on write) + new = expr_get(sym->expr); + } else { + erec = symbol_parse(*expr, &new); + if (erec != NULL) { + erec_queue(erec, ctx->msgs); + return -1; + } } expr_free(*expr); @@ -702,6 +714,23 @@ static int expr_evaluate_relational(struct eval_ctx *ctx, struct expr **expr) "constant value", expr_op_symbols[rel->op]); + if (rel->op == OP_IMPLICIT) { + switch (right->ops->type) { + case EXPR_RANGE: + rel->op = OP_RANGE; + break; + case EXPR_SET: + rel->op = OP_LOOKUP; + break; + case EXPR_LIST: + rel->op = OP_FLAGCMP; + break; + default: + rel->op = OP_EQ; + break; + } + } + switch (rel->op) { case OP_LOOKUP: /* Data for range lookups needs to be in big endian order */ |