Windows-Server-2003/tools/postbuildscripts/getinisetting.pm

343 lines
7.7 KiB
Perl

package GetIniSetting;
#
# GetIniSetting.pm
#
# Just a utility to read the main.usa.ini file (or whatever branch / lang)
# and return the requested information.
#
# Version 1.0 MikeCarl 07/21/00 Write initial module
#
use strict;
use lib $ENV{ "RazzleToolPath" };
use lib $ENV{ "RazzleToolPath" } . "\\PostBuildScripts";
use Logmsg;
#
# CheckIniFile
#
# Arguments: none
#
# Purpose: validates existence of the appropriate ini file
#
# Returns: true if found, undef otherwise
#
sub CheckIniFile
{
# declare locals
my( $BranchName, $Language );
$BranchName = $ENV{ "_BuildBranch" };
$Language = $ENV{ "lang" };
return &CheckIniFileEx( $BranchName, $Language );
}
#
# CheckIniFileEx
#
# Arguments: $BranchName, $Language
#
# Purpose: validates existence of the appropriate ini file using branch and
# language as passed
#
# Returns: true if found, undef otherwise
#
sub CheckIniFileEx
{
# get passed args
my( $BranchName, $Language ) = @_;
# declare locals
my( $IniFileName );
$IniFileName = $ENV{ "RazzleToolPath" } . "\\PostBuildScripts\\" .
"$BranchName.$Language.ini";
if ( ! -e $IniFileName ) {
logmsg( "Ini file $IniFileName not found ..." );
return;
}
logmsg( "Ini file $IniFileName found ..." );
return 1;
}
#
# CheckIniFileQuietEx
#
# Arguments: $BranchName, $Language
#
# Purpose: validates existence of the appropriate ini file using branch and
# language as passed. the difference between this and CheckIniFileEx
# is that we do not log to screen or log file.
#
# Returns: true if found, undef otherwise
#
sub CheckIniFileQuietEx
{
# get passed args
my( $BranchName, $Language ) = @_;
# declare locals
my( $IniFileName );
$IniFileName = $ENV{ "RazzleToolPath" } . "\\PostBuildScripts\\" .
"$BranchName.$Language.ini";
if ( ! -e $IniFileName ) { return; }
return 1;
}
#
# GetSetting
#
# Arguments: @FieldNames
#
# Purpose: reads the given field name from the appropriate branch / lang ini
# file. this file is determined through the _BuildBranch and lang
# environment variables. the FieldNames array holds the field and
# subfields to be matched, i.e. ( 'ReleaseServers', 'X86FRE' )
#
# Returns: $FieldValue or undef
#
sub GetSetting
{
# get passed args
my( @FieldNames ) = @_;
# declare locals
my( $BranchName, $Language );
# set up ini file name
$BranchName = $ENV{ "_BuildBranch" };
$Language = $ENV{ "lang" };
# call GetSettingEx with the newly gotten parameters
return &GetSettingEx( $BranchName, $Language, @FieldNames );
}
#
# GetSettingQuietEx
#
# Arguments: @FieldNames, $BranchName, $Language
#
# Purpose: reads the given field name from the appropriate branch / lang ini
# file.
#
# Returns: $FieldValue or undef
#
sub GetSettingQuietEx
{
# get passed args
my( $BranchName, $Language, @FieldNames ) = @_;
# declare locals
my( $IniFileName );
$IniFileName = $ENV{ "RazzleToolPath" } . "\\PostBuildScripts\\" .
"$BranchName.$Language.ini";
# check variables
if ( !$BranchName || !$Language || ( ! -e $IniFileName ) ) {
# error, don't log as we're quiet
return;
}
ParseFileQuiet( $BranchName, $Language, $IniFileName, @FieldNames );
}
sub ParseFileQuiet
{
# get passed args
my( $BranchName, $Language, $IniFileName, @FieldNames ) = @_;
# declare locals
my( @IniFileLines, $Line );
my( $ThisField, $ThisValue );
my( $Item, $LongFieldName );
# get the field names
foreach $Item ( @FieldNames ) {
if ( $LongFieldName ) {
$LongFieldName .= "::$Item";
} else {
$LongFieldName = $Item;
}
}
# open and read the file
unless ( open( INFILE, $IniFileName ) ) {
# error, don't log as we're quiet
return;
}
@IniFileLines = <INFILE>;
close( INFILE );
# parse file for the requested field
foreach $Line ( @IniFileLines ) {
# remove \n and any trailing whitespace
$Line =~ s/\s+$//;
if ( $Line =~ /^\;/ ) { next; }
#
# now we want to see if there is #include statement, and if so
# begin reading the other file
#
if ( $Line =~ /^\#include/i ) {
# get the name of the file to include. by definition, it must be
# in postbuildscripts also
my( $Junk, $IncludeFile );
( $Junk, $IncludeFile ) = split( /\s+/, $Line, 2 );
$IncludeFile = $ENV{ "RazzleToolPath" } . "\\PostBuildScripts\\" .
$IncludeFile;
# print( "Include file is \'$IncludeFile\'\n" );
my( $ReturnValue ) = &ParseFileQuiet( $BranchName, $Language,
$IncludeFile, @FieldNames );
if ( $ReturnValue ) {
return( $ReturnValue );
}
# if we're here, we didn't find the field in the included file
next;
}
( $ThisField, $ThisValue ) = split( /\=/, $Line, 2 );
# check if this is the requested field
if ( defined $ThisField && $ThisField =~ /^\Q$LongFieldName\E$/i ) {
# if so, return the associated value
# dbgmsg( "Found value $ThisValue for field $ThisField" );
return( $ThisValue );
}
}
# we didn't find the requested field
# note that we don't want to log an error here, caller can deal with that
return;
}
#
# GetSettingEx
#
# Arguments: @FieldNames, $BranchName, $Language
#
# Purpose: reads the given field name from the appropriate branch / lang ini
# file.
#
# Returns: $FieldValue or undef
#
sub GetSettingEx
{
# get passed args
my( $BranchName, $Language, @FieldNames ) = @_;
# declare locals
my( $IniFileName );
$IniFileName = $ENV{ "RazzleToolPath" } . "\\PostBuildScripts\\" .
"$BranchName.$Language.ini";
# check variables
if ( !$BranchName || !$Language || ( ! -e $IniFileName ) ) {
errmsg( "Failed to see ini file $IniFileName ..." );
return;
}
ParseFile( $BranchName, $Language, $IniFileName, @FieldNames );
}
sub ParseFile
{
# get passed args
my( $BranchName, $Language, $IniFileName, @FieldNames ) = @_;
# declare locals
my( @IniFileLines, $Line );
my( $ThisField, $ThisValue );
my( $Item, $LongFieldName );
# get the field names
foreach $Item ( @FieldNames ) {
if ( $LongFieldName ) {
$LongFieldName .= "::$Item";
} else {
$LongFieldName = $Item;
}
}
# open and read the file
unless ( open( INFILE, $IniFileName ) ) {
errmsg( "Failed to open ini file $IniFileName for read ..." );
return;
}
@IniFileLines = <INFILE>;
close( INFILE );
# parse file for the requested field
foreach $Line ( @IniFileLines ) {
# remove \n and any trailing whitespace
$Line =~ s/\s+$//;
if ( $Line =~ /^\;/ ) { next; }
#
# now we want to see if there is #include statement, and if so
# begin reading the other file
#
if ( $Line =~ /^\#include/i ) {
# get the name of the file to include. by definition, it must be
# in postbuildscripts also
my( $Junk, $IncludeFile );
( $Junk, $IncludeFile ) = split( /\s+/, $Line, 2 );
$IncludeFile = $ENV{ "RazzleToolPath" } . "\\PostBuildScripts\\" .
$IncludeFile;
# print( "Include file is \'$IncludeFile\'\n" );
my( $ReturnValue ) = &ParseFileQuiet( $BranchName, $Language,
$IncludeFile, @FieldNames );
if ( $ReturnValue ) {
return( $ReturnValue );
}
# if we're here, we didn't find the field in the included file
next;
}
( $ThisField, $ThisValue ) = split( /\=/, $Line, 2 );
# check if this is the requested field
if ( $ThisField =~ /^\Q$LongFieldName\E$/i ) {
# if so, return the associated value
dbgmsg( "Found value $ThisValue for field $ThisField" );
return( $ThisValue );
}
}
# we didn't find the requested field
# note that we don't want to log an error here, caller can deal with that
return;
}
1;