remove cmdblock merged
This commit is contained in:
commit
fea6e1e94b
5 changed files with 31 additions and 52 deletions
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@ -82,15 +82,6 @@ struct grub_script_cmdline
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struct grub_script_arglist *arglist;
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};
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/* A block of commands, this can be used to group commands. */
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struct grub_script_cmdblock
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{
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struct grub_script_cmd cmd;
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/* A chain of commands. */
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struct grub_script_cmd *cmdlist;
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};
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/* An if statement. */
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struct grub_script_cmdif
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{
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@ -234,8 +225,6 @@ grub_script_add_arglist (struct grub_parser_param *state,
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struct grub_script_cmd *
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grub_script_create_cmdline (struct grub_parser_param *state,
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struct grub_script_arglist *arglist);
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struct grub_script_cmd *
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grub_script_create_cmdblock (struct grub_parser_param *state);
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struct grub_script_cmd *
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grub_script_create_cmdif (struct grub_parser_param *state,
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@ -262,9 +251,9 @@ grub_script_create_cmdmenu (struct grub_parser_param *state,
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int options);
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struct grub_script_cmd *
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grub_script_add_cmd (struct grub_parser_param *state,
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struct grub_script_cmdblock *cmdblock,
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struct grub_script_cmd *cmd);
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grub_script_append_cmd (struct grub_parser_param *state,
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struct grub_script_cmd *list,
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struct grub_script_cmd *last);
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struct grub_script_arg *
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grub_script_arg_add (struct grub_parser_param *state,
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struct grub_script_arg *arg,
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@ -301,7 +290,7 @@ void grub_script_yyerror (struct grub_parser_param *, char const *);
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/* Commands to execute, don't use these directly. */
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grub_err_t grub_script_execute_cmdline (struct grub_script_cmd *cmd);
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grub_err_t grub_script_execute_cmdblock (struct grub_script_cmd *cmd);
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grub_err_t grub_script_execute_cmdlist (struct grub_script_cmd *cmd);
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grub_err_t grub_script_execute_cmdif (struct grub_script_cmd *cmd);
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grub_err_t grub_script_execute_cmdfor (struct grub_script_cmd *cmd);
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grub_err_t grub_script_execute_cmdwhile (struct grub_script_cmd *cmd);
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@ -269,13 +269,13 @@ grub_script_execute_cmdline (struct grub_script_cmd *cmd)
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/* Execute a block of one or more commands. */
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grub_err_t
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grub_script_execute_cmdblock (struct grub_script_cmd *cmd)
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grub_script_execute_cmdlist (struct grub_script_cmd *list)
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{
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int ret = 0;
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struct grub_script_cmdblock *cmdblock = (struct grub_script_cmdblock *) cmd;
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struct grub_script_cmd *cmd;
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/* Loop over every command and execute it. */
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for (cmd = cmdblock->cmdlist; cmd; cmd = cmd->next)
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for (cmd = list->next; cmd; cmd = cmd->next)
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ret = grub_script_execute_cmd (cmd);
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return ret;
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@ -96,9 +96,7 @@ script: newlines0
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}
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| script statement delimiter newlines0
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{
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struct grub_script_cmdblock *cmdblock;
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cmdblock = (struct grub_script_cmdblock *) $1;
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$$ = grub_script_add_cmd (state, cmdblock, $2);
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$$ = grub_script_append_cmd (state, $1, $2);
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}
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| error
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{
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@ -183,13 +181,11 @@ command: grubcmd { $$ = $1; }
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/* A list of commands. */
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commands1: newlines0 command
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{
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$$ = grub_script_add_cmd (state, 0, $2);
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$$ = grub_script_append_cmd (state, 0, $2);
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}
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| commands1 delimiters1 command
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{
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struct grub_script_cmdblock *cmdblock;
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cmdblock = (struct grub_script_cmdblock *) $1;
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$$ = grub_script_add_cmd (state, cmdblock, $3);
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$$ = grub_script_append_cmd (state, $1, $3);
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}
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;
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@ -291,46 +291,40 @@ grub_script_create_cmdmenu (struct grub_parser_param *state,
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return (struct grub_script_cmd *) cmd;
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}
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/* Create a block of commands. CMD contains the command that should
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be added at the end of CMDBLOCK's list. If CMDBLOCK is zero, a new
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cmdblock will be created. */
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/* Create a chain of commands. LAST contains the command that should
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be added at the end of LIST's list. If LIST is zero, a new list
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will be created. */
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struct grub_script_cmd *
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grub_script_add_cmd (struct grub_parser_param *state,
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struct grub_script_cmdblock *cmdblock,
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struct grub_script_cmd *cmd)
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grub_script_append_cmd (struct grub_parser_param *state,
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struct grub_script_cmd *list,
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struct grub_script_cmd *last)
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{
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struct grub_script_cmd *ptr;
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grub_dprintf ("scripting", "cmdblock\n");
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grub_dprintf ("scripting", "append command\n");
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if (!cmd)
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return (struct grub_script_cmd *) cmdblock;
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if (! last)
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return list;
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if (!cmdblock)
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if (! list)
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{
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cmdblock = grub_script_malloc (state, sizeof (*cmdblock));
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if (!cmdblock)
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list = grub_script_malloc (state, sizeof (*list));
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if (! list)
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return 0;
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cmdblock->cmd.exec = grub_script_execute_cmdblock;
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cmdblock->cmd.next = 0;
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cmdblock->cmdlist = cmd;
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cmd->next = 0;
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list->exec = grub_script_execute_cmdlist;
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list->next = last;
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}
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else
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{
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if (!cmdblock->cmdlist)
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cmdblock->cmdlist = cmd;
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else
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{
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ptr = cmdblock->cmdlist;
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ptr = list;
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while (ptr->next)
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ptr = ptr->next;
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ptr->next = cmd;
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}
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ptr->next = last;
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}
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return (struct grub_script_cmd *) cmdblock;
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return list;
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}
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@ -70,7 +70,7 @@ grub_script_execute_cmdline (struct grub_script_cmd *cmd __attribute__ ((unused)
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}
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grub_err_t
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grub_script_execute_cmdblock (struct grub_script_cmd *cmd __attribute__ ((unused)))
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grub_script_execute_cmdlist (struct grub_script_cmd *cmd __attribute__ ((unused)))
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{
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return 0;
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}
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