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raspberrypi-kernel
提交 3370f9f0 编写于 作者: R Roman Zippel 提交者： Linus Torvalds
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[PATCH] kconfig: simplify symbol type parsing 

This simplifies the parser a bit by merging the various symbol types into a
single token and adds the type to the keyword hash.
Signed-off-by: NRoman Zippel <zippel@linux-m68k.org>
Cc: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
上级 7a88488b
展开全部 隐藏空白更改
内联 并排
Showing with 342 addition and 447 deletion
scripts/kconfig/lex.zconf.c_shipped
浏览文件 @ 3370f9f0
......@@ -1025,6 +1025,7 @@ YY_RULE_SETUP
struct kconf_id *id = kconf_id_lookup(zconftext, zconfleng);
if (id && id->flags & TF_COMMAND) {
BEGIN(PARAM);
zconflval.id = id;
return id->token;
}
alloc_string(zconftext, zconfleng);
......@@ -1091,8 +1092,10 @@ case 19:
YY_RULE_SETUP
{
struct kconf_id *id = kconf_id_lookup(zconftext, zconfleng);
if (id && id->flags & TF_PARAM)
if (id && id->flags & TF_PARAM) {
zconflval.id = id;
return id->token;
}
alloc_string(zconftext, zconfleng);
zconflval.string = text;
return T_WORD;
......
scripts/kconfig/lkc.h
浏览文件 @ 3370f9f0
......@@ -45,6 +45,7 @@ struct kconf_id {
int name;
int token;
unsigned int flags;
enum symbol_type stype;
};
int zconfparse(void);
......
scripts/kconfig/zconf.gperf
浏览文件 @ 3370f9f0
......@@ -25,17 +25,17 @@ endif, T_ENDIF, TF_COMMAND
depends, T_DEPENDS, TF_COMMAND
requires, T_REQUIRES, TF_COMMAND
optional, T_OPTIONAL, TF_COMMAND
default, T_DEFAULT, TF_COMMAND
default, T_DEFAULT, TF_COMMAND, S_UNKNOWN
prompt, T_PROMPT, TF_COMMAND
tristate, T_TRISTATE, TF_COMMAND
def_tristate, T_DEF_TRISTATE, TF_COMMAND
bool, T_BOOLEAN, TF_COMMAND
boolean, T_BOOLEAN, TF_COMMAND
def_bool, T_DEF_BOOLEAN, TF_COMMAND
def_boolean, T_DEF_BOOLEAN, TF_COMMAND
int, T_INT, TF_COMMAND
hex, T_HEX, TF_COMMAND
string, T_STRING, TF_COMMAND
tristate, T_TYPE, TF_COMMAND, S_TRISTATE
def_tristate, T_DEFAULT, TF_COMMAND, S_TRISTATE
bool, T_TYPE, TF_COMMAND, S_BOOLEAN
boolean, T_TYPE, TF_COMMAND, S_BOOLEAN
def_bool, T_DEFAULT, TF_COMMAND, S_BOOLEAN
def_boolean, T_DEFAULT, TF_COMMAND, S_BOOLEAN
int, T_TYPE, TF_COMMAND, S_INT
hex, T_TYPE, TF_COMMAND, S_HEX
string, T_TYPE, TF_COMMAND, S_STRING
select, T_SELECT, TF_COMMAND
enable, T_SELECT, TF_COMMAND
range, T_RANGE, TF_COMMAND
......
scripts/kconfig/zconf.hash.c_shipped
浏览文件 @ 3370f9f0
......@@ -172,27 +172,27 @@ kconf_id_lookup (register const char *str, register unsigned int len)
{
{-1}, {-1},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str2, T_IF, TF_COMMAND|TF_PARAM},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str3, T_INT, TF_COMMAND},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str3, T_TYPE, TF_COMMAND, S_INT},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str4, T_HELP, TF_COMMAND},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str5, T_ENDIF, TF_COMMAND},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str6, T_SELECT, TF_COMMAND},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str7, T_ENDMENU, TF_COMMAND},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str8, T_TRISTATE, TF_COMMAND},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str8, T_TYPE, TF_COMMAND, S_TRISTATE},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str9, T_ENDCHOICE, TF_COMMAND},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str10, T_RANGE, TF_COMMAND},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str11, T_STRING, TF_COMMAND},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str12, T_DEFAULT, TF_COMMAND},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str13, T_DEF_BOOLEAN, TF_COMMAND},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str11, T_TYPE, TF_COMMAND, S_STRING},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str12, T_DEFAULT, TF_COMMAND, S_UNKNOWN},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str13, T_DEFAULT, TF_COMMAND, S_BOOLEAN},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str14, T_MENU, TF_COMMAND},
{-1},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str16, T_DEF_BOOLEAN, TF_COMMAND},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str17, T_DEF_TRISTATE, TF_COMMAND},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str16, T_DEFAULT, TF_COMMAND, S_BOOLEAN},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str17, T_DEFAULT, TF_COMMAND, S_TRISTATE},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str18, T_MAINMENU, TF_COMMAND},
{-1},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str20, T_MENUCONFIG, TF_COMMAND},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str21, T_CONFIG, TF_COMMAND},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str22, T_ON, TF_PARAM},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str23, T_HEX, TF_COMMAND},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str23, T_TYPE, TF_COMMAND, S_HEX},
{-1}, {-1},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str26, T_SOURCE, TF_COMMAND},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str27, T_DEPENDS, TF_COMMAND},
......@@ -201,9 +201,9 @@ kconf_id_lookup (register const char *str, register unsigned int len)
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str31, T_SELECT, TF_COMMAND},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str32, T_COMMENT, TF_COMMAND},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str33, T_REQUIRES, TF_COMMAND},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str34, T_BOOLEAN, TF_COMMAND},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str34, T_TYPE, TF_COMMAND, S_BOOLEAN},
{-1}, {-1},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str37, T_BOOLEAN, TF_COMMAND},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str37, T_TYPE, TF_COMMAND, S_BOOLEAN},
{-1}, {-1}, {-1},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str41, T_CHOICE, TF_COMMAND},
{-1}, {-1}, {-1}, {-1},
......
scripts/kconfig/zconf.l
浏览文件 @ 3370f9f0
......@@ -90,6 +90,7 @@ n [A-Za-z0-9_]
struct kconf_id *id = kconf_id_lookup(yytext, yyleng);
if (id && id->flags & TF_COMMAND) {
BEGIN(PARAM);
zconflval.id = id;
return id->token;
}
alloc_string(yytext, yyleng);
......@@ -117,8 +118,10 @@ n [A-Za-z0-9_]
--- /* ignore */
({n}|[-/.])+ {
struct kconf_id *id = kconf_id_lookup(yytext, yyleng);
if (id && id->flags & TF_PARAM)
if (id && id->flags & TF_PARAM) {
zconflval.id = id;
return id->token;
}
alloc_string(yytext, yyleng);
zconflval.string = text;
return T_WORD;
......
scripts/kconfig/zconf.tab.c_shipped
浏览文件 @ 3370f9f0
此差异已折叠。
scripts/kconfig/zconf.y
浏览文件 @ 3370f9f0
......@@ -43,43 +43,38 @@ static struct menu *current_menu, *current_entry;
struct symbol *symbol;
struct expr *expr;
struct menu *menu;
struct kconf_id *id;
}
%token T_MAINMENU
%token T_MENU
%token T_ENDMENU
%token T_SOURCE
%token T_CHOICE
%token T_ENDCHOICE
%token T_COMMENT
%token T_CONFIG
%token T_MENUCONFIG
%token T_HELP
%token <id>T_MAINMENU
%token <id>T_MENU
%token <id>T_ENDMENU
%token <id>T_SOURCE
%token <id>T_CHOICE
%token <id>T_ENDCHOICE
%token <id>T_COMMENT
%token <id>T_CONFIG
%token <id>T_MENUCONFIG
%token <id>T_HELP
%token <string> T_HELPTEXT
%token T_IF
%token T_ENDIF
%token T_DEPENDS
%token T_REQUIRES
%token T_OPTIONAL
%token T_PROMPT
%token T_DEFAULT
%token T_TRISTATE
%token T_DEF_TRISTATE
%token T_BOOLEAN
%token T_DEF_BOOLEAN
%token T_STRING
%token T_INT
%token T_HEX
%token <id>T_IF
%token <id>T_ENDIF
%token <id>T_DEPENDS
%token <id>T_REQUIRES
%token <id>T_OPTIONAL
%token <id>T_PROMPT
%token <id>T_TYPE
%token <id>T_DEFAULT
%token <id>T_SELECT
%token <id>T_RANGE
%token <id>T_ON
%token <string> T_WORD
%token <string> T_WORD_QUOTE
%token T_UNEQUAL
%token T_EOF
%token T_EOL
%token T_CLOSE_PAREN
%token T_OPEN_PAREN
%token T_ON
%token T_SELECT
%token T_RANGE
%token T_EOL
%token T_EOF
%left T_OR
%left T_AND
......@@ -160,48 +155,12 @@ config_option_list:
| config_option_list T_EOL
;
config_option: T_TRISTATE prompt_stmt_opt T_EOL
{
menu_set_type(S_TRISTATE);
printd(DEBUG_PARSE, "%s:%d:tristate\n", zconf_curname(), zconf_lineno());
};
config_option: T_DEF_TRISTATE expr if_expr T_EOL
config_option: T_TYPE prompt_stmt_opt T_EOL
{
menu_add_expr(P_DEFAULT, $2, $3);
menu_set_type(S_TRISTATE);
printd(DEBUG_PARSE, "%s:%d:def_boolean\n", zconf_curname(), zconf_lineno());
};
config_option: T_BOOLEAN prompt_stmt_opt T_EOL
{
menu_set_type(S_BOOLEAN);
printd(DEBUG_PARSE, "%s:%d:boolean\n", zconf_curname(), zconf_lineno());
};
config_option: T_DEF_BOOLEAN expr if_expr T_EOL
{
menu_add_expr(P_DEFAULT, $2, $3);
menu_set_type(S_BOOLEAN);
printd(DEBUG_PARSE, "%s:%d:def_boolean\n", zconf_curname(), zconf_lineno());
};
config_option: T_INT prompt_stmt_opt T_EOL
{
menu_set_type(S_INT);
printd(DEBUG_PARSE, "%s:%d:int\n", zconf_curname(), zconf_lineno());
};
config_option: T_HEX prompt_stmt_opt T_EOL
{
menu_set_type(S_HEX);
printd(DEBUG_PARSE, "%s:%d:hex\n", zconf_curname(), zconf_lineno());
};
config_option: T_STRING prompt_stmt_opt T_EOL
{
menu_set_type(S_STRING);
printd(DEBUG_PARSE, "%s:%d:string\n", zconf_curname(), zconf_lineno());
menu_set_type($1->stype);
printd(DEBUG_PARSE, "%s:%d:type(%u)\n",
zconf_curname(), zconf_lineno(),
$1->stype);
};
config_option: T_PROMPT prompt if_expr T_EOL
......@@ -213,7 +172,11 @@ config_option: T_PROMPT prompt if_expr T_EOL
config_option: T_DEFAULT expr if_expr T_EOL
{
menu_add_expr(P_DEFAULT, $2, $3);
printd(DEBUG_PARSE, "%s:%d:default\n", zconf_curname(), zconf_lineno());
if ($1->stype != S_UNKNOWN)
menu_set_type($1->stype);
printd(DEBUG_PARSE, "%s:%d:default(%u)\n",
zconf_curname(), zconf_lineno(),
$1->stype);
};
config_option: T_SELECT T_WORD if_expr T_EOL
......@@ -275,16 +238,15 @@ choice_option: T_PROMPT prompt if_expr T_EOL
printd(DEBUG_PARSE, "%s:%d:prompt\n", zconf_curname(), zconf_lineno());
};
choice_option: T_TRISTATE prompt_stmt_opt T_EOL
{
menu_set_type(S_TRISTATE);
printd(DEBUG_PARSE, "%s:%d:tristate\n", zconf_curname(), zconf_lineno());
};
choice_option: T_BOOLEAN prompt_stmt_opt T_EOL
choice_option: T_TYPE prompt_stmt_opt T_EOL
{
menu_set_type(S_BOOLEAN);
printd(DEBUG_PARSE, "%s:%d:boolean\n", zconf_curname(), zconf_lineno());
if ($1->stype == S_BOOLEAN || $1->stype == S_TRISTATE) {
menu_set_type($1->stype);
printd(DEBUG_PARSE, "%s:%d:type(%u)\n",
zconf_curname(), zconf_lineno(),
$1->stype);
} else
YYERROR;
};
choice_option: T_OPTIONAL T_EOL
......@@ -295,8 +257,12 @@ choice_option: T_OPTIONAL T_EOL
choice_option: T_DEFAULT T_WORD if_expr T_EOL
{
menu_add_symbol(P_DEFAULT, sym_lookup($2, 0), $3);
printd(DEBUG_PARSE, "%s:%d:default\n", zconf_curname(), zconf_lineno());
if ($1->stype == S_UNKNOWN) {
menu_add_symbol(P_DEFAULT, sym_lookup($2, 0), $3);
printd(DEBUG_PARSE, "%s:%d:default\n",
zconf_curname(), zconf_lineno());
} else
YYERROR;
};
choice_block:
......
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