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ShellPkg: Updates to 'help' command

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Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Chris Phillips <chrisp@hp.com>
reviewed-by: Jaben Carsey <jaben.carsey@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13997 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
jcarsey
2012-12-13 21:26:22 +00:00
parent 7ac133d002
commit d51088b764
7 changed files with 87 additions and 6 deletions
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48
ShellPkg/Library/UefiShellLevel3CommandsLib/Help.c
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@ -48,7 +48,9 @@ ShellCommandRunHelp (
CHAR16 *SectionToGetHelpOn;
CHAR16 *HiiString;
BOOLEAN Found;
BOOLEAN HelpPage;
HelpPage = FALSE;
ProblemParam = NULL;
ShellStatus = SHELL_SUCCESS;
OutText = NULL;
@ -109,6 +111,7 @@ ShellCommandRunHelp (
ASSERT(SectionToGetHelpOn == NULL);
StrnCatGrow(&SectionToGetHelpOn, NULL, L"NAME", 0);
} else {
HelpPage = TRUE;
ASSERT(SectionToGetHelpOn == NULL);
//
// Get the section name for the given command name
@ -119,7 +122,10 @@ ShellCommandRunHelp (
StrnCatGrow(&SectionToGetHelpOn, NULL, L"NAME,SYNOPSIS", 0);
} else if (ShellCommandLineGetFlag(Package, L"-verbose") || ShellCommandLineGetFlag(Package, L"-v")) {
} else {
StrnCatGrow(&SectionToGetHelpOn, NULL, L"NAME", 0);
//
// The output of help <command> will display NAME, SYNOPSIS, OPTIONS, DESCRIPTION, and EXAMPLES sections.
//
StrnCatGrow (&SectionToGetHelpOn, NULL, L"NAME,SYNOPSIS,OPTIONS,DESCRIPTION,EXAMPLES", 0);
}
}
@ -139,6 +145,12 @@ ShellCommandRunHelp (
; CommandList != NULL && !IsListEmpty(&CommandList->Link) && !IsNull(&CommandList->Link, &Node->Link)
; Node = (COMMAND_LIST*)GetNextNode(&CommandList->Link, &Node->Link)
){
//
// Checking execution break flag when print multiple command help information.
//
if (ShellGetExecutionBreakFlag ()) {
break;
}
if ((gUnicodeCollation->MetaiMatch(gUnicodeCollation, Node->CommandString, CommandToGetHelpOn)) ||
(gEfiShellProtocol->GetAlias(CommandToGetHelpOn, NULL) != NULL && (gUnicodeCollation->MetaiMatch(gUnicodeCollation, Node->CommandString, (CHAR16*)(gEfiShellProtocol->GetAlias(CommandToGetHelpOn, NULL)))))) {
//
@ -153,16 +165,44 @@ ShellCommandRunHelp (
}
ShellStatus = SHELL_NOT_FOUND;
} else {
while (OutText[StrLen(OutText)-1] == L'\r' || OutText[StrLen(OutText)-1] == L'\n' || OutText[StrLen(OutText)-1] == L' ') {
OutText[StrLen(OutText)-1] = CHAR_NULL;
if (HelpPage == TRUE) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_HELP_PAGE_COMMAND), gShellLevel3HiiHandle, OutText);
} else {
while (OutText[StrLen(OutText)-1] == L'\r' || OutText[StrLen(OutText)-1] == L'\n' || OutText[StrLen(OutText)-1] == L' ') {
OutText[StrLen(OutText)-1] = CHAR_NULL;
}
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_HELP_COMMAND), gShellLevel3HiiHandle, Node->CommandString, OutText);
}
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_HELP_COMMAND), gShellLevel3HiiHandle, Node->CommandString, OutText);
FreePool(OutText);
OutText = NULL;
Found = TRUE;
}
}
}
//
// Search the .man file for Shell applications (Shell external commands).
//
if (!Found) {
Status = gEfiShellProtocol->GetHelpText (CommandToGetHelpOn, SectionToGetHelpOn, &OutText);
if (EFI_ERROR(Status) || OutText == NULL) {
if (Status == EFI_DEVICE_ERROR) {
ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_HELP_INV), gShellLevel3HiiHandle, CommandToGetHelpOn);
} else {
ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_HELP_NF), gShellLevel3HiiHandle, CommandToGetHelpOn);
}
ShellStatus = SHELL_NOT_FOUND;
} else {
while (OutText[StrLen (OutText) - 1] == L'\r' || OutText[StrLen (OutText) - 1] == L'\n' || OutText[StrLen (OutText) - 1] == L' ') {
OutText[StrLen (OutText)-1] = CHAR_NULL;
}
ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_HELP_COMMAND), gShellLevel3HiiHandle, CommandToGetHelpOn, OutText);
if (OutText != NULL) {
FreePool (OutText);
OutText = NULL;
}
Found = TRUE;
}
}
}
if (!Found && ShellStatus == SHELL_SUCCESS) {

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ShellPkg/Library/UefiShellLevel3CommandsLib/UefiShellLevel3CommandsLib.uni
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