21 struct grub2_word *next;
22 struct grub2_word *last;
23 struct list_item argv_list;
29 /* postprocessing (with process_expansions) populates these to hand to
30 * the grub2_command callbacks */
35 struct grub2_statements {
39 struct grub2_statement {
40 struct list_item list;
47 int (*exec)(struct grub2_script *,
48 struct grub2_statement *);
51 struct grub2_statement_simple {
52 struct grub2_statement st;
53 struct grub2_argv *argv;
56 struct grub2_statement_menuentry {
57 struct grub2_statement st;
58 struct grub2_argv *argv;
59 struct grub2_statements *statements;
62 struct grub2_statement_if {
63 struct grub2_statement st;
64 struct grub2_statement *condition;
65 struct grub2_statements *true_case;
66 struct grub2_statements *false_case;
69 struct grub2_statement_block {
70 struct grub2_statement st;
71 struct grub2_statements *statements;
74 struct grub2_command {
76 int (*exec)(struct grub2_script *script,
77 int argc, char *argv[]);
78 struct list_item list;
82 struct grub2_statements *statements;
83 struct list environment;
90 struct grub2_script *script;
93 struct grub2_statements *create_statements(struct grub2_parser *parser);
95 struct grub2_statement *create_statement_simple(struct grub2_parser *parser,
96 struct grub2_argv *argv);
98 struct grub2_statement *create_statement_menuentry(struct grub2_parser *parser,
99 struct grub2_argv *argv, struct grub2_statements *stmts);
101 struct grub2_statement *create_statement_if(struct grub2_parser *parser,
102 struct grub2_statement *condition,
103 struct grub2_statements *true_case,
104 struct grub2_statements *false_case);
106 struct grub2_statement *create_statement_block(struct grub2_parser *parser,
107 struct grub2_statements *stmts);
109 struct grub2_word *create_word_text(struct grub2_parser *parser,
112 struct grub2_word *create_word_var(struct grub2_parser *parser,
113 const char *name, bool split);
115 struct grub2_argv *create_argv(struct grub2_parser *parser);
117 void statement_append(struct grub2_statements *stmts,
118 struct grub2_statement *stmt);
120 void argv_append(struct grub2_argv *argv, struct grub2_word *word);
122 void word_append(struct grub2_word *w1, struct grub2_word *w2);
124 /* script interface */
125 void script_execute(struct grub2_script *script);
127 int statement_simple_execute(struct grub2_script *script,
128 struct grub2_statement *statement);
129 int statement_if_execute(struct grub2_script *script,
130 struct grub2_statement *statement);
131 int statement_menuentry_execute(struct grub2_script *script,
132 struct grub2_statement *statement);
134 struct grub2_script *create_script(void *ctx);
136 const char *script_env_get(struct grub2_script *script, const char *name);
138 void script_env_set(struct grub2_script *script,
139 const char *name, const char *value);
141 void script_register_command(struct grub2_script *script,
142 struct grub2_command *command);
144 struct grub2_command *script_lookup_command(struct grub2_script *script,
147 void register_builtins(struct grub2_script *script);