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Commit f28b1c8a authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge branch 'kconfig' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild-2.6 

* 'kconfig' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild-2.6:
  nconf: handle comment entries within choice/endchoice
  kconfig: fix warning
  kconfig: Make expr_copy() take a const argument
  kconfig: simplify select-with-unmet-direct-dependency warning
  kconfig: add more S_INT and S_HEX consistency checks
  kconfig: fix `zconfdebug' extern declaration
  kconfig/conf: merge duplicate switch's case
  kconfig: fix typos
  kbuild/gconf: add dummy inline for bind_textdomain_codeset()
  kbuild/nconf: fix spaces damage
  kconfig: nuke second argument of conf_write_symbol()
  kconfig: do not define AUTOCONF_INCLUDED
  kconfig: the day kconfig warns about "select"-abuse has come
parents 0c05384a 39177ec3

Documentation/kbuild/kconfig-language.txt

+0 −1
Original line number Diff line number Diff line
@@ -112,7 +112,6 @@ applicable everywhere (see syntax). 
	(no prompts anywhere) and for symbols with no dependencies.

	That will limit the usefulness but on the other hand avoid

	the illegal configurations all over.

	kconfig should one day warn about such things.



- numerical ranges: "range" <symbol> <symbol> ["if" <expr>]

  This allows to limit the range of possible input values for int

scripts/kconfig/conf.c

+0 −2
Original line number Diff line number Diff line
@@ -529,8 +529,6 @@ int main(int ac, char **av) 
		}

		break;

	case savedefconfig:

		conf_read(NULL);

		break;

	case silentoldconfig:

	case oldaskconfig:

	case oldconfig:

scripts/kconfig/confdata.c

+9 −18
Original line number Diff line number Diff line
@@ -440,12 +440,11 @@ static void conf_write_string(bool headerfile, const char *name, 
	fputs("\"\n", out);

}



static void conf_write_symbol(struct symbol *sym, enum symbol_type type,

                              FILE *out, bool write_no)

static void conf_write_symbol(struct symbol *sym, FILE *out, bool write_no)

{

	const char *str;



	switch (type) {

	switch (sym->type) {

	case S_BOOLEAN:

	case S_TRISTATE:

		switch (sym_get_tristate_value(sym)) {
@@ -532,7 +531,7 @@ int conf_write_defconfig(const char *filename) 
						goto next_menu;

				}

			}

			conf_write_symbol(sym, sym->type, out, true);

			conf_write_symbol(sym, out, true);

		}

next_menu:

		if (menu->list != NULL) {
@@ -561,7 +560,6 @@ int conf_write(const char *name) 
	const char *basename;

	const char *str;

	char dirname[PATH_MAX+1], tmpname[PATH_MAX+1], newname[PATH_MAX+1];

	enum symbol_type type;

	time_t now;

	int use_timestamp = 1;

	char *env;
@@ -633,14 +631,8 @@ int conf_write(const char *name) 
			if (!(sym->flags & SYMBOL_WRITE))

				goto next;

			sym->flags &= ~SYMBOL_WRITE;

			type = sym->type;

			if (type == S_TRISTATE) {

				sym_calc_value(modules_sym);

				if (modules_sym->curr.tri == no)

					type = S_BOOLEAN;

			}

			/* Write config symbol to file */

			conf_write_symbol(sym, type, out, true);

			conf_write_symbol(sym, out, true);

		}



next:
@@ -833,8 +825,7 @@ int conf_write_autoconf(void) 
		       " * Automatically generated C config: don't edit\n"

		       " * %s\n"

		       " * %s"

		       " */\n"

		       "#define AUTOCONF_INCLUDED\n",

		       " */\n",

		       rootmenu.prompt->text, ctime(&now));



	for_all_symbols(i, sym) {
@@ -843,7 +834,7 @@ int conf_write_autoconf(void) 
			continue;



		/* write symbol to config file */

		conf_write_symbol(sym, sym->type, out, false);

		conf_write_symbol(sym, out, false);



		/* update autoconf and tristate files */

		switch (sym->type) {
@@ -946,7 +937,7 @@ static void randomize_choice_values(struct symbol *csym) 
	int cnt, def;



	/*

	 * If choice is mod then we may have more items slected

	 * If choice is mod then we may have more items selected

	 * and if no then no-one.

	 * In both cases stop.

	 */
@@ -1042,10 +1033,10 @@ void conf_set_all_new_symbols(enum conf_def_mode mode) 


	/*

	 * We have different type of choice blocks.

	 * If curr.tri equal to mod then we can select several

	 * If curr.tri equals to mod then we can select several

	 * choice symbols in one block.

	 * In this case we do nothing.

	 * If curr.tri equal yes then only one symbol can be

	 * If curr.tri equals yes then only one symbol can be

	 * selected in a choice block and we set it to yes,

	 * and the rest to no.

	 */

scripts/kconfig/expr.c

+43 −1
Original line number Diff line number Diff line
@@ -64,7 +64,7 @@ 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;
@@ -1013,6 +1013,48 @@ 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) {

scripts/kconfig/expr.h

+2 −1
Original line number Diff line number Diff line
@@ -192,7 +192,7 @@ 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 *expr_alloc_and(struct expr *e1, struct expr *e2);

struct expr *expr_alloc_or(struct expr *e1, struct expr *e2);

struct expr *expr_copy(struct expr *org);

struct expr *expr_copy(const struct expr *org);

void expr_free(struct expr *e);

int expr_eq(struct expr *e1, struct expr *e2);

void expr_eliminate_eq(struct expr **ep1, struct expr **ep2);
@@ -207,6 +207,7 @@ struct expr *expr_extract_eq_and(struct expr **ep1, struct expr **ep2); 
struct expr *expr_extract_eq_or(struct expr **ep1, struct expr **ep2);

void expr_extract_eq(enum expr_type type, struct expr **ep, struct expr **ep1, struct expr **ep2);

struct expr *expr_trans_compare(struct expr *e, enum expr_type type, struct symbol *sym);

struct expr *expr_simplify_unmet_dep(struct expr *e1, struct expr *e2);



void expr_fprint(struct expr *e, FILE *out);

struct gstr; /* forward */