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author | 2010-06-17 17:08:09 -0700 | |
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committer | 2010-06-17 17:21:10 -0700 | |
commit | 49adf11b99cfce04ddcae7be0a272cc2df31436d (patch) | |
tree | b2cf5af2e39f0162f555a943819875528834cfc1 /expression.c | |
parent | Allow parsing L'\0' (diff) | |
download | sparse-49adf11b99cfce04ddcae7be0a272cc2df31436d.tar.gz sparse-49adf11b99cfce04ddcae7be0a272cc2df31436d.tar.bz2 sparse-49adf11b99cfce04ddcae7be0a272cc2df31436d.zip |
Parsing wide char string
A follow up change to parse the wide char string.
It currently only parse and store it like normal strings.
Need more change to reflect the base type and size etc.
Signed-off-by: Christopher Li <sparse@chrisli.org>
Diffstat (limited to 'expression.c')
-rw-r--r-- | expression.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/expression.c b/expression.c index 67e05e7..7e06e60 100644 --- a/expression.c +++ b/expression.c @@ -224,17 +224,18 @@ static struct token *string_expression(struct token *token, struct expression *e { struct string *string = token->string; struct token *next = token->next; + int stringtype = token_type(token); convert_function(token); - if (token_type(next) == TOKEN_STRING) { + if (token_type(next) == stringtype) { int totlen = string->length-1; char *data; do { totlen += next->string->length-1; next = next->next; - } while (token_type(next) == TOKEN_STRING); + } while (token_type(next) == stringtype); if (totlen > MAX_STRING) { warning(token->pos, "trying to concatenate %d-character string (%d bytes max)", totlen, MAX_STRING); @@ -256,7 +257,7 @@ static struct token *string_expression(struct token *token, struct expression *e next = next->next; memcpy(data, s->data, len); data += len; - } while (token_type(next) == TOKEN_STRING); + } while (token_type(next) == stringtype); *data = '\0'; } expr->string = string; @@ -397,7 +398,7 @@ struct token *primary_expression(struct token *token, struct expression **tree) switch (token_type(token)) { case TOKEN_CHAR: - case TOKEN_LONG_CHAR: + case TOKEN_WIDE_CHAR: expr = alloc_expression(token->pos, EXPR_VALUE); expr->flags = Int_const_expr; expr->ctype = token_type(token) == TOKEN_CHAR ? &int_ctype : &long_ctype; @@ -464,9 +465,11 @@ struct token *primary_expression(struct token *token, struct expression **tree) break; } - case TOKEN_STRING: { + case TOKEN_STRING: + case TOKEN_WIDE_STRING: { handle_string: expr = alloc_expression(token->pos, EXPR_STRING); + expr->wide = token_type(token) == TOKEN_WIDE_STRING; token = string_expression(token, expr); break; } |