用Perl 修改CVS Root
################################################Change CVS Root
##Author: jthou
##2007-6-4
##############################################
#!c:/perl/bin/perl #-w
use Win32::File;
$str1 = "ur11";
$str2 = "url2";
our @stack;
print "Please Enter your work path: ";
$cin_t=<STDIN>;
chomp $cin_t;
&FindAllCVSFileAndChangeRoot($cin_t);
#&ChangeEntries($cin_t);
##########################
sub FindAllCVSFileAndChangeEntries
{
@dir_f = @_;
$path = join(//, @dir_f);
$ret = opendir(CURDIR, $path);
if (!$ret)
{
goto MARK; # It's a file, not a dir.
}
@f_d = readdir(CURDIR);
for($i = 0; $i<@f_d; $i++)
{
if($f_d[$i] eq "." || $f_d[$i] eq ".."){next;} # skip . and ..
if($f_d[$i] eq "CVS")
{
$ret = opendir(CVSDIR, "$path\\$f_d[$i]") || die ("can not open $path\\$f_d[$i]\n");
@sub_f_d = readdir(CVSDIR);
for($j=0; $j<@sub_f_d; $j++)
{
if(@sub_f_d[$j] eq "Root")
{
$file_path = "$path\\$f_d[$i]\\@sub_f_d[$j]";
&ChangeRoot($file_path);
print "$file_path\n";
}
}
close(CVSDIR);
}
else
{
$subdir_t = $f_d[$i];
$subdir = "$path\\$subdir_t";
&PushDirs($subdir);
}
}
closedir(CURDIR);
MARK:
$sub_dir = &PopDirs();
&FindAllCVSFileAndChangeEntries($sub_dir);
}
##############################
sub ChangeRoot # replace CVS root
{
my ($fname) = @_;
my @new_file;
Win32::File::GetAttributes($fname, $attrib) || die $!;
Win32::File::SetAttributes($fname, NORMAL) || die $!; #change file attribute to writeble
open(FILE, "<$fname") || die "Can't open the file $fname\n";
while($line = <FILE>)
{
if(($start = index ($line, $str1, 0)) != -1)
{
# $line=~s/$str1/$str2/;
$len = rindex $str1."\$", "\$";
substr($line, $start, $len)=$str2;
print $line;
print "\n";
}
push @new_file, $line;
}
close(FILE);
open(FILE," >$fname") || die "Can't store the file $fname\n";
for $i(0..$#new_file){
print FILE $new_file[$i];
}
close(FILE);
Win32::File::SetAttributes($fname, $attrib) || die $!;#change file attribute back
}
##############################
sub PushDirs # Push a dir name
{
my @dir_fs = @_;
my $path_fs = join(//, @dir_fs);
push (@stack, $path_fs);
}
##############################
sub PopDirs # Pop a dir name。
{
$size = @stack;
if($size != 0)
{
$buf_pop = pop(@stack);
return $buf_pop;
}
print "complete!";
exit();
}
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