]>
Commit | Line | Data |
---|---|---|
a405b86d | 1 | /** @file\r |
2 | Main file for goto shell level 1 function.\r | |
3 | \r | |
4 | Copyright (c) 2009 - 2010, Intel Corporation. All rights reserved.<BR>\r | |
5 | This program and the accompanying materials\r | |
6 | are licensed and made available under the terms and conditions of the BSD License\r | |
7 | which accompanies this distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | \r | |
13 | **/\r | |
14 | \r | |
15 | #include "UefiShellLevel1CommandsLib.h"\r | |
16 | \r | |
17 | /**\r | |
18 | Function for 'goto' command.\r | |
19 | \r | |
20 | @param[in] ImageHandle Handle to the Image (NULL if Internal).\r | |
21 | @param[in] SystemTable Pointer to the System Table (NULL if Internal).\r | |
22 | **/\r | |
23 | SHELL_STATUS\r | |
24 | EFIAPI\r | |
25 | ShellCommandRunGoto (\r | |
26 | IN EFI_HANDLE ImageHandle,\r | |
27 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
28 | )\r | |
29 | {\r | |
30 | EFI_STATUS Status;\r | |
31 | LIST_ENTRY *Package;\r | |
32 | CHAR16 *ProblemParam;\r | |
33 | SHELL_STATUS ShellStatus;\r | |
34 | CHAR16 *CompareString;\r | |
35 | UINTN Size;\r | |
ae724571 | 36 | SCRIPT_FILE *CurrentScriptFile;\r |
a405b86d | 37 | \r |
38 | ShellStatus = SHELL_SUCCESS;\r | |
39 | CompareString = NULL;\r | |
40 | \r | |
41 | //\r | |
42 | // initialize the shell lib (we must be in non-auto-init...)\r | |
43 | //\r | |
44 | Status = ShellInitialize();\r | |
45 | ASSERT_EFI_ERROR(Status);\r | |
46 | \r | |
47 | Status = CommandInit();\r | |
48 | ASSERT_EFI_ERROR(Status);\r | |
49 | \r | |
50 | if (!gEfiShellProtocol->BatchIsActive()) {\r | |
51 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_NO_SCRIPT), gShellLevel1HiiHandle, L"Goto");\r | |
52 | return (SHELL_UNSUPPORTED);\r | |
53 | }\r | |
54 | \r | |
55 | //\r | |
56 | // parse the command line\r | |
57 | //\r | |
58 | Status = ShellCommandLineParse (EmptyParamList, &Package, &ProblemParam, TRUE);\r | |
59 | if (EFI_ERROR(Status)) {\r | |
60 | if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {\r | |
61 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel1HiiHandle, ProblemParam);\r | |
62 | FreePool(ProblemParam);\r | |
63 | ShellStatus = SHELL_INVALID_PARAMETER;\r | |
64 | } else {\r | |
65 | ASSERT(FALSE);\r | |
66 | }\r | |
67 | } else {\r | |
68 | if (ShellCommandLineGetRawValue(Package, 2) != NULL) {\r | |
69 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellLevel1HiiHandle);\r | |
70 | ShellStatus = SHELL_INVALID_PARAMETER;\r | |
71 | } else if (ShellCommandLineGetRawValue(Package, 1) == NULL) {\r | |
72 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellLevel1HiiHandle);\r | |
73 | ShellStatus = SHELL_INVALID_PARAMETER;\r | |
74 | } else {\r | |
75 | Size = 0;\r | |
76 | ASSERT((CompareString == NULL && Size == 0) || (CompareString != NULL));\r | |
77 | CompareString = StrnCatGrow(&CompareString, &Size, L":", 0);\r | |
78 | CompareString = StrnCatGrow(&CompareString, &Size, ShellCommandLineGetRawValue(Package, 1), 0);\r | |
79 | //\r | |
80 | // Check forwards and then backwards for a label...\r | |
81 | //\r | |
82 | if (!MoveToTag(GetNextNode, L"endfor", L"for", CompareString, ShellCommandGetCurrentScriptFile(), FALSE, FALSE, TRUE)) {\r | |
ae724571 | 83 | CurrentScriptFile = ShellCommandGetCurrentScriptFile();\r |
33c031ee | 84 | ShellPrintHiiEx(\r |
85 | -1, \r | |
86 | -1, \r | |
87 | NULL, \r | |
88 | STRING_TOKEN (STR_SYNTAX_NO_MATCHING), \r | |
89 | gShellLevel1HiiHandle, \r | |
90 | CompareString, \r | |
91 | L"Goto", \r | |
ae724571 | 92 | CurrentScriptFile!=NULL \r |
93 | && CurrentScriptFile->CurrentCommand!=NULL\r | |
94 | ? CurrentScriptFile->CurrentCommand->Line:0);\r | |
a405b86d | 95 | ShellStatus = SHELL_NOT_FOUND;\r |
96 | }\r | |
97 | FreePool(CompareString);\r | |
98 | }\r | |
99 | ShellCommandLineFreeVarList (Package);\r | |
100 | }\r | |
101 | \r | |
102 | return (ShellStatus);\r | |
103 | }\r | |
104 | \r |