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installer: deal with permissions in fix-perl-path.PL 

Files in blib generally are a-w on Unix platforms.
Modified fix-perl-path.PL to temporarily set them
o+w while file is being checked.
This commit is contained in:
Galen Charlton 2007-12-18 15:11:28 -06:00
parent 06fb84f566
commit 5b98031b60
1 changed files with 14 additions and 6 deletions
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20
fix-perl-path.PL
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@ -71,6 +71,16 @@ sub fixshebang{
my @filearray;
my $pathfile =$dir . '/' . $file;
warn "Found a perl script named $pathfile\n" if $DEBUG;
# At this point, file is in 'blib' and by default
# has mode a-w. Therefore, must change permission
# to make it writable.
my $old_perm;
if ($^O ne 'MSWin32') {
$old_perm = (stat $pathfile)[2] & 07777;
my $new_perm = $old_perm | 0200;
chmod $new_perm, $pathfile;
}
tie @filearray, 'Tie::File', $pathfile or die $!;
warn "First line of $file is $filearray[0]\n\n" if $DEBUG;
if ( ( $filearray[0] =~ /#!.*perl/ ) && ( $filearray[0] !~ /$shebang|"$shebang -w"/ ) ) {
@ -78,19 +88,17 @@ sub fixshebang{
warn "\tOriginal shebang line: $filearray[0]\n" if $DEBUG;
$filearray[0] =~ /-w$/ ? $filearray[0] = "$shebang -w" : $filearray[0] = $shebang;
warn "\tNew shebang line is: $filearray[0]\n\n" if $DEBUG;
untie @filearray;
next;
}
elsif ( $filearray[0] =~ /$shebang|"$shebang -w"/ ) {
warn "\n\tShebang line is correct.\n\n" if $DEBUG;
untie @filearray;
next;
}
else {
warn "\n\tNo shebang line found in $pathfile\n\n" if $DEBUG;
untie @filearray;
next;
}
untie @filearray;
if ($^O ne 'MSWin32') {
chmod $old_perm, $pathfile;
}
}
# handle directories
elsif ( -d ($dir . '/' . $file) && $file !~ /^\.{1,2}/ ) {