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jscript: Added new ccval_t type for CC variable values.

This commit is contained in:
Jacek Caban 2014-09-30 16:51:36 +02:00 committed by Alexandre Julliard
parent 166c97d549
commit 79dc3bc72e
2 changed files with 37 additions and 30 deletions
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43
dlls/jscript/lex.c
View File

@ -789,11 +789,7 @@ static int next_token(parser_ctx_t *ctx, void *lval)
}
struct _cc_var_t {
BOOL is_num;
union {
BOOL b;
DOUBLE n;
} u;
ccval_t val;
struct _cc_var_t *next;
unsigned name_len;
WCHAR name[0];
@ -811,18 +807,18 @@ void release_cc(cc_ctx_t *cc)
heap_free(cc);
}
static BOOL add_cc_var(cc_ctx_t *cc, const WCHAR *name, cc_var_t *v)
static BOOL new_cc_var(cc_ctx_t *cc, const WCHAR *name, int len, ccval_t v)
{
cc_var_t *new_v;
unsigned len;
len = strlenW(name);
if(len == -1)
len = strlenW(name);
new_v = heap_alloc(sizeof(cc_var_t) + (len+1)*sizeof(WCHAR));
if(!new_v)
return FALSE;
memcpy(new_v, v, sizeof(*v));
new_v->val = v;
memcpy(new_v->name, name, (len+1)*sizeof(WCHAR));
new_v->name_len = len;
new_v->next = cc->vars;
@ -845,7 +841,6 @@ static cc_var_t *find_cc_var(cc_ctx_t *cc, const WCHAR *name, unsigned name_len)
static int init_cc(parser_ctx_t *ctx)
{
cc_ctx_t *cc;
cc_var_t v;
static const WCHAR _win32W[] = {'_','w','i','n','3','2',0};
static const WCHAR _win64W[] = {'_','w','i','n','6','4',0};
@ -863,24 +858,12 @@ static int init_cc(parser_ctx_t *ctx)
return lex_error(ctx, E_OUTOFMEMORY);
cc->vars = NULL;
v.is_num = FALSE;
v.u.b = TRUE;
if(!add_cc_var(cc, _jscriptW, &v)
|| !add_cc_var(cc, sizeof(void*) == 8 ? _win64W : _win32W, &v)
|| !add_cc_var(cc, sizeof(void*) == 8 ? _amd64W : _x86W, &v)) {
release_cc(cc);
return lex_error(ctx, E_OUTOFMEMORY);
}
v.is_num = TRUE;
v.u.n = JSCRIPT_BUILD_VERSION;
if(!add_cc_var(cc, _jscript_buildW, &v)) {
release_cc(cc);
return lex_error(ctx, E_OUTOFMEMORY);
}
v.u.n = JSCRIPT_MAJOR_VERSION + (DOUBLE)JSCRIPT_MINOR_VERSION/10.0;
if(!add_cc_var(cc, _jscript_versionW, &v)) {
if(!new_cc_var(cc, _jscriptW, -1, ccval_bool(TRUE))
|| !new_cc_var(cc, sizeof(void*) == 8 ? _win64W : _win32W, -1, ccval_bool(TRUE))
|| !new_cc_var(cc, sizeof(void*) == 8 ? _amd64W : _x86W, -1, ccval_bool(TRUE))
|| !new_cc_var(cc, _jscript_versionW, -1, ccval_num(JSCRIPT_MAJOR_VERSION + (DOUBLE)JSCRIPT_MINOR_VERSION/10.0))
|| !new_cc_var(cc, _jscript_buildW, -1, ccval_num(JSCRIPT_BUILD_VERSION))) {
release_cc(cc);
return lex_error(ctx, E_OUTOFMEMORY);
}
@ -941,12 +924,12 @@ static int cc_token(parser_ctx_t *ctx, void *lval)
var = find_cc_var(ctx->script->cc, ctx->ptr, id_len);
ctx->ptr += id_len;
if(!var || var->is_num) {
*(literal_t**)lval = new_double_literal(ctx, var ? var->u.n : NAN);
if(!var || var->val.is_num) {
*(literal_t**)lval = new_double_literal(ctx, var ? var->val.u.n : NAN);
return tNumericLiteral;
}
*(literal_t**)lval = new_boolean_literal(ctx, var->u.b);
*(literal_t**)lval = new_boolean_literal(ctx, var->val.u.b);
return tBooleanLiteral;
}

24
dlls/jscript/parser.h
View File

@ -20,6 +20,14 @@ typedef struct _source_elements_t source_elements_t;
typedef struct _expression_t expression_t;
typedef struct _statement_t statement_t;
typedef struct {
BOOL is_num;
union {
BOOL b;
double n;
} u;
} ccval_t;
typedef struct _parser_ctx_t {
const WCHAR *begin;
const WCHAR *end;
@ -352,3 +360,19 @@ typedef struct {
expression_t expr;
prop_val_t *property_list;
} property_value_expression_t;
static inline ccval_t ccval_num(double n)
{
ccval_t r;
r.is_num = TRUE;
r.u.n = n;
return r;
}
static inline ccval_t ccval_bool(BOOL b)
{
ccval_t r;
r.is_num = FALSE;
r.u.b = b;
return r;
}