build: add new menuconfig code based on linux 3.9

SVN-Revision: 36361
This commit is contained in:
Felix Fietkau
2013-04-18 12:05:16 +00:00
parent 97e7fdf6fd
commit 9d5510a500
35 changed files with 5827 additions and 3897 deletions

View File

@@ -7,15 +7,13 @@
#include <stdlib.h>
#include <string.h>
#define LKC_DIRECT_LINK
#include "lkc.h"
#define DEBUG_EXPR 0
struct expr *expr_alloc_symbol(struct symbol *sym)
{
struct expr *e = malloc(sizeof(*e));
memset(e, 0, sizeof(*e));
struct expr *e = xcalloc(1, sizeof(*e));
e->type = E_SYMBOL;
e->left.sym = sym;
return e;
@@ -23,8 +21,7 @@ struct expr *expr_alloc_symbol(struct symbol *sym)
struct expr *expr_alloc_one(enum expr_type type, struct expr *ce)
{
struct expr *e = malloc(sizeof(*e));
memset(e, 0, sizeof(*e));
struct expr *e = xcalloc(1, sizeof(*e));
e->type = type;
e->left.expr = ce;
return e;
@@ -32,8 +29,7 @@ struct expr *expr_alloc_one(enum expr_type type, struct expr *ce)
struct expr *expr_alloc_two(enum expr_type type, struct expr *e1, struct expr *e2)
{
struct expr *e = malloc(sizeof(*e));
memset(e, 0, sizeof(*e));
struct expr *e = xcalloc(1, sizeof(*e));
e->type = type;
e->left.expr = e1;
e->right.expr = e2;
@@ -42,8 +38,7 @@ struct expr *expr_alloc_two(enum expr_type type, struct expr *e1, struct expr *e
struct expr *expr_alloc_comp(enum expr_type type, struct symbol *s1, struct symbol *s2)
{
struct expr *e = malloc(sizeof(*e));
memset(e, 0, sizeof(*e));
struct expr *e = xcalloc(1, sizeof(*e));
e->type = type;
e->left.sym = s1;
e->right.sym = s2;
@@ -64,14 +59,14 @@ struct expr *expr_alloc_or(struct expr *e1, struct expr *e2)
return e2 ? expr_alloc_two(E_OR, e1, e2) : e1;
}
struct expr *expr_copy(struct expr *org)
struct expr *expr_copy(const struct expr *org)
{
struct expr *e;
if (!org)
return NULL;
e = malloc(sizeof(*org));
e = xmalloc(sizeof(*org));
memcpy(e, org, sizeof(*org));
switch (org->type) {
case E_SYMBOL:
@@ -87,7 +82,7 @@ struct expr *expr_copy(struct expr *org)
break;
case E_AND:
case E_OR:
case E_CHOICE:
case E_LIST:
e->left.expr = expr_copy(org->left.expr);
e->right.expr = expr_copy(org->right.expr);
break;
@@ -217,7 +212,7 @@ int expr_eq(struct expr *e1, struct expr *e2)
expr_free(e2);
trans_count = old_count;
return res;
case E_CHOICE:
case E_LIST:
case E_RANGE:
case E_NONE:
/* panic */;
@@ -648,7 +643,7 @@ struct expr *expr_transform(struct expr *e)
case E_EQUAL:
case E_UNEQUAL:
case E_SYMBOL:
case E_CHOICE:
case E_LIST:
break;
default:
e->left.expr = expr_transform(e->left.expr);
@@ -932,7 +927,7 @@ struct expr *expr_trans_compare(struct expr *e, enum expr_type type, struct symb
break;
case E_SYMBOL:
return expr_alloc_comp(type, e->left.sym, sym);
case E_CHOICE:
case E_LIST:
case E_RANGE:
case E_NONE:
/* panic */;
@@ -955,14 +950,14 @@ tristate expr_calc_value(struct expr *e)
case E_AND:
val1 = expr_calc_value(e->left.expr);
val2 = expr_calc_value(e->right.expr);
return E_AND(val1, val2);
return EXPR_AND(val1, val2);
case E_OR:
val1 = expr_calc_value(e->left.expr);
val2 = expr_calc_value(e->right.expr);
return E_OR(val1, val2);
return EXPR_OR(val1, val2);
case E_NOT:
val1 = expr_calc_value(e->left.expr);
return E_NOT(val1);
return EXPR_NOT(val1);
case E_EQUAL:
sym_calc_value(e->left.sym);
sym_calc_value(e->right.sym);
@@ -1000,9 +995,9 @@ int expr_compare_type(enum expr_type t1, enum expr_type t2)
if (t2 == E_OR)
return 1;
case E_OR:
if (t2 == E_CHOICE)
if (t2 == E_LIST)
return 1;
case E_CHOICE:
case E_LIST:
if (t2 == 0)
return 1;
default:
@@ -1013,6 +1008,48 @@ int expr_compare_type(enum expr_type t1, enum expr_type t2)
#endif
}
static inline struct expr *
expr_get_leftmost_symbol(const struct expr *e)
{
if (e == NULL)
return NULL;
while (e->type != E_SYMBOL)
e = e->left.expr;
return expr_copy(e);
}
/*
* Given expression `e1' and `e2', returns the leaf of the longest
* sub-expression of `e1' not containing 'e2.
*/
struct expr *expr_simplify_unmet_dep(struct expr *e1, struct expr *e2)
{
struct expr *ret;
switch (e1->type) {
case E_OR:
return expr_alloc_and(
expr_simplify_unmet_dep(e1->left.expr, e2),
expr_simplify_unmet_dep(e1->right.expr, e2));
case E_AND: {
struct expr *e;
e = expr_alloc_and(expr_copy(e1), expr_copy(e2));
e = expr_eliminate_dups(e);
ret = (!expr_eq(e, e1)) ? e1 : NULL;
expr_free(e);
break;
}
default:
ret = e1;
break;
}
return expr_get_leftmost_symbol(ret);
}
void expr_print(struct expr *e, void (*fn)(void *, struct symbol *, const char *), void *data, int prevtoken)
{
if (!e) {
@@ -1059,11 +1096,11 @@ void expr_print(struct expr *e, void (*fn)(void *, struct symbol *, const char *
fn(data, NULL, " && ");
expr_print(e->right.expr, fn, data, E_AND);
break;
case E_CHOICE:
case E_LIST:
fn(data, e->right.sym, e->right.sym->name);
if (e->left.expr) {
fn(data, NULL, " ^ ");
expr_print(e->left.expr, fn, data, E_CHOICE);
expr_print(e->left.expr, fn, data, E_LIST);
}
break;
case E_RANGE:
@@ -1087,7 +1124,7 @@ void expr_print(struct expr *e, void (*fn)(void *, struct symbol *, const char *
static void expr_print_file_helper(void *data, struct symbol *sym, const char *str)
{
fwrite(str, strlen(str), 1, data);
xfwrite(str, strlen(str), 1, data);
}
void expr_fprint(struct expr *e, FILE *out)