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#!/usr/bin/perl
use Getopt::Std;
sub usage {
print "
$0 [-v VERSION] -R -C -M -D -h
-M Modify the files with a new version (-v required)
-v VERSION Use VERSION as the version string
-T TAG Use TAG as SVN tag (must being with Ext-)
-C Commit changes to the files
-R Revert changes to the files
-D Compare files (svn diff)
-f FILE Just do a particular file
-t TYPE Just do a particular type of file
-P Print resulting modified lines
-V verbose
";
exit 1;
}
getopts("Pv:T:RCMDhnf:t:V",\%opts) || usage();
if ($opts{'h'}) { usage(); }
if (!$opts{'v'} && $opts{'M'} && !$opts{'T'}) {
warn "no version (-v or -T) specified";
usage;
}
if (!$opts{'R'} && !$opts{'M'} && !$opts{'C'} && !$opts{'D'}) {
warn "nothing to do (need -R -C -D or -M)\n";
usage;
}
my @exprs = (
# documentation files
{ type => 'docs',
expr => 'Version: [\.0-9a-zA-Z]+',
repl => 'Version: $VERSION',
files => [qw(README FAQ dist/net-snmp.spec)],
not_required => {'dist/net-snmp.spec' => 1}
},
# Makefiles
{ type => 'Makefile',
expr => 'VERSION = [\.0-9a-zA-Z]+',
repl => 'VERSION = $VERSION',
files => [qw(dist/Makefile)],
not_required => {'dist/Makefile' => 1}
},
# perl files
{ type => 'perl',
expr => 'VERSION = \'(.*)\'',
repl => 'VERSION = \'$VERSION_FLOAT\'',
files => [qw(perl/SNMP/SNMP.pm
perl/agent/agent.pm
perl/agent/Support/Support.pm
perl/agent/default_store/default_store.pm
perl/default_store/default_store.pm
perl/OID/OID.pm
perl/ASN/ASN.pm
perl/AnyData_SNMP/Storage.pm
perl/AnyData_SNMP/Format.pm
perl/TrapReceiver/TrapReceiver.pm
)],
not_required => {'perl/agent/Support/Support.pm' => 1}
},
# configure script files
{ type => 'configure',
expr => 'AC_INIT\\(\\[Net-SNMP\\], \\[([^\\]]+)\\]',
repl => 'AC_INIT([Net-SNMP], [$VERSION]',
files => [qw(configure.ac)],
exec => 'autoconf',
exfiles => [qw(configure)],
},
);
#
# set up versioning information
#
if ($opts{'T'} && !$opts{'v'}) {
$opts{'v'} = $opts{'T'};
die "usage error: version tag must begin with Ext-" if ($opts{'T'} !~ /^Ext-/);
$opts{'v'} =~ s/^Ext-//;
$opts{'v'} =~ s/-/./g;
}
$VERSION = $opts{'v'};
$VERSION_FLOAT = floatize_version($VERSION);
#
# loop through all the expression types
#
my @files;
for ($i = 0; $i <= $#exprs; $i++) {
# drop other file types if only one was requested.
next if ($opts{'t'} && $exprs[$i]{'type'} ne $opts{'t'});
# loop through each file and process
foreach my $f (@{$exprs[$i]->{'files'}}) {
# skip files that weren't specifically in the todo list if need be
next if ($opts{'f'} && $f ne $opts{'f'});
# remove the changes and revert to SVN
if ($opts{'R'}) {
print "removing changes and updating $f\n" if ($opts{'V'});
system("svn revert $f");
}
# make sure it exists
if (! -f $f) {
if (!exists($exprs[$i]->{'not_required'}{$f})) {
print STDERR "FAILED to find file $f\n";
exit(1);
} else {
print STDERR "SKIPPING file $f\n";
next;
}
}
# modify the files with the version
if ($opts{'M'}) {
rename ($f,"$f.bak");
open(I,"$f.bak");
open(O,">$f");
while (<I>) {
my $res = eval "s/$exprs[$i]->{'expr'}/$exprs[$i]->{'repl'}/";
if ($res && $opts{'P'}) {
my $shortened = $_;
$shortened =~ s/^\s*//;
printf("%s:\n %s", $f, $shortened);
}
print O;
}
close(I);
close(O);
unlink("$f.bak");
push @files, $f;
print "modified $f using s/$exprs[$i]->{'expr'}/$exprs[$i]->{'repl'}/\n" if ($opts{'V'});
}
# run diff if requested.
if ($opts{'D'}) {
print "diffing $f\n" if ($opts{'V'});
system("svn diff $f");
}
}
system($exprs[$i]->{'exec'}) if ($exprs[$i]->{'exec'});
push @files, @{$exprs[$i]->{'exfiles'}} if ($exprs[$i]->{'exfiles'});
}
#
# commit the modified files
#
if ($opts{'C'}) {
my $files = join(" ",@files);
print "committing $files\n" if ($opts{'V'});
$ret = system("svn commit -m \"- version tag ( $VERSION )\" $files");
exit($ret);
}
sub floatize_version {
my ($major, $minor, $patch, $opps) = ($_[0] =~ /^(\d+)\.(\d+)\.?(\d*)\.?(\d*)/);
return $major + $minor/100 + $patch/10000 + $opps/100000;
}
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