vbatts/grub
1
0
Fork 0
Code Issues Pull requests Releases Wiki Activity

pull-in block-arg branch

Browse source
This commit is contained in:
BVK Chaitanya 2010-06-10 17:57:16 +05:30
commit db45b311cc
43 changed files with 898 additions and 381 deletions
Download patch file Download diff file Expand all files Collapse all files

2
include/grub/command.h
View file

@ -37,6 +37,8 @@
#define GRUB_COMMAND_FLAG_EXTCMD 0x10
/* This is an dynamic command. */
#define GRUB_COMMAND_FLAG_DYNCMD 0x20
/* This command accepts block arguments. */
#define GRUB_COMMAND_FLAG_BLOCKS 0x40
struct grub_command;

22
include/grub/extcmd.h
View file

@ -21,10 +21,12 @@
#include <grub/lib/arg.h>
#include <grub/command.h>
#include <grub/script_sh.h>
struct grub_extcmd;
struct grub_extcmd_context;
typedef grub_err_t (*grub_extcmd_func_t) (struct grub_extcmd *cmd,
typedef grub_err_t (*grub_extcmd_func_t) (struct grub_extcmd_context *ctxt,
int argc, char **args);
/* The argcmd description. */
@ -38,11 +40,21 @@ struct grub_extcmd
const struct grub_arg_option *options;
void *data;
struct grub_arg_list *state;
};
typedef struct grub_extcmd *grub_extcmd_t;
/* Command context for each instance of execution. */
struct grub_extcmd_context
{
struct grub_extcmd *extcmd;
struct grub_arg_list *state;
/* Script parameters, if any. */
struct grub_script **script_params;
};
typedef struct grub_extcmd_context *grub_extcmd_context_t;
grub_extcmd_t grub_register_extcmd (const char *name,
grub_extcmd_func_t func,
unsigned flags,
@ -52,4 +64,8 @@ grub_extcmd_t grub_register_extcmd (const char *name,
void grub_unregister_extcmd (grub_extcmd_t cmd);
grub_err_t
grub_extcmd_dispatcher (struct grub_command *cmd, int argc, char **args,
struct grub_script **scripts);
#endif /* ! GRUB_EXTCMD_HEADER */

48
include/grub/script_sh.h
View file

@ -49,7 +49,8 @@ typedef enum
GRUB_SCRIPT_ARG_TYPE_TEXT,
GRUB_SCRIPT_ARG_TYPE_DQVAR,
GRUB_SCRIPT_ARG_TYPE_DQSTR,
GRUB_SCRIPT_ARG_TYPE_SQSTR
GRUB_SCRIPT_ARG_TYPE_SQSTR,
GRUB_SCRIPT_ARG_TYPE_BLOCK
} grub_script_arg_type_t;
/* A part of an argument. */
@ -59,10 +60,21 @@ struct grub_script_arg
char *str;
/* Parsed block argument. */
struct grub_script block;
/* Next argument part. */
struct grub_script_arg *next;
};
/* An argument vector. */
struct grub_script_argv
{
unsigned argc;
char **args;
struct grub_script **scripts;
};
/* A complete argument. It consists of a list of one or more `struct
grub_script_arg's. */
struct grub_script_arglist
@ -82,15 +94,6 @@ struct grub_script_cmdline
struct grub_script_arglist *arglist;
};
/* A block of commands, this can be used to group commands. */
struct grub_script_cmdblock
{
struct grub_script_cmd cmd;
/* A chain of commands. */
struct grub_script_cmd *cmdlist;
};
/* An if statement. */
struct grub_script_cmdif
{
@ -224,6 +227,13 @@ struct grub_parser_param
struct grub_lexer_param *lexerstate;
};
void grub_script_argv_free (struct grub_script_argv *argv);
int grub_script_argv_next (struct grub_script_argv *argv);
int grub_script_argv_append (struct grub_script_argv *argv, const char *s);
int grub_script_argv_split_append (struct grub_script_argv *argv, char *s);
int grub_script_argv_script_append (struct grub_script_argv *argv,
struct grub_script *s);
struct grub_script_arglist *
grub_script_create_arglist (struct grub_parser_param *state);
@ -234,8 +244,6 @@ grub_script_add_arglist (struct grub_parser_param *state,
struct grub_script_cmd *
grub_script_create_cmdline (struct grub_parser_param *state,
struct grub_script_arglist *arglist);
struct grub_script_cmd *
grub_script_create_cmdblock (struct grub_parser_param *state);
struct grub_script_cmd *
grub_script_create_cmdif (struct grub_parser_param *state,
@ -262,9 +270,9 @@ grub_script_create_cmdmenu (struct grub_parser_param *state,
int options);
struct grub_script_cmd *
grub_script_add_cmd (struct grub_parser_param *state,
struct grub_script_cmdblock *cmdblock,
struct grub_script_cmd *cmd);
grub_script_append_cmd (struct grub_parser_param *state,
struct grub_script_cmd *list,
struct grub_script_cmd *last);
struct grub_script_arg *
grub_script_arg_add (struct grub_parser_param *state,
struct grub_script_arg *arg,
@ -282,8 +290,8 @@ struct grub_lexer_param *grub_script_lexer_init (struct grub_parser_param *parse
void grub_script_lexer_fini (struct grub_lexer_param *);
void grub_script_lexer_ref (struct grub_lexer_param *);
void grub_script_lexer_deref (struct grub_lexer_param *);
void grub_script_lexer_record_start (struct grub_parser_param *);
char *grub_script_lexer_record_stop (struct grub_parser_param *);
unsigned grub_script_lexer_record_start (struct grub_parser_param *);
char *grub_script_lexer_record_stop (struct grub_parser_param *, unsigned);
int grub_script_lexer_yywrap (struct grub_parser_param *);
void grub_script_lexer_record (struct grub_parser_param *, char *);
@ -301,7 +309,7 @@ void grub_script_yyerror (struct grub_parser_param *, char const *);
/* Commands to execute, don't use these directly. */
grub_err_t grub_script_execute_cmdline (struct grub_script_cmd *cmd);
grub_err_t grub_script_execute_cmdblock (struct grub_script_cmd *cmd);
grub_err_t grub_script_execute_cmdlist (struct grub_script_cmd *cmd);
grub_err_t grub_script_execute_cmdif (struct grub_script_cmd *cmd);
grub_err_t grub_script_execute_cmdfor (struct grub_script_cmd *cmd);
grub_err_t grub_script_execute_cmdwhile (struct grub_script_cmd *cmd);
@ -340,8 +348,8 @@ grub_script_function_t grub_script_function_create (struct grub_script_arg *func
void grub_script_function_remove (const char *name);
grub_script_function_t grub_script_function_find (char *functionname);
int grub_script_function_iterate (int (*iterate) (grub_script_function_t));
int grub_script_function_call (grub_script_function_t func,
int argc, char **args);
grub_err_t grub_script_function_call (grub_script_function_t func,
int argc, char **args);
char **
grub_script_execute_arglist_to_argv (struct grub_script_arglist *arglist, int *count);