Revision a7820e64
Von Moritz Bunkus vor etwa 18 Jahren hinzugefügt
| scripts/pgupadd.pl | ||
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#!/usr/bin/perl -l
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#
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$db = "Pg";
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$version = "0.2b";
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($name,$exec) = @ARGV;
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opendir SQLDIR, "sql/$db-upgrade" or die "Can't open sql dir";
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@ups = sort(cmp_script_version grep(/$db-upgrade-.*?\.(sql|pl)$/, readdir(SQLDIR)));
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closedir SQLDIR;
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$up = $ups[-1];
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$up =~ s/(.*de-)|(.sql$)|(.pl$)//g;
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($from, $to) = split /-/, $up;
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@next = split(/\./, $to);
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$newsub = (pop @next)+1;
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$next = join (".",@next).".".$newsub;
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$name =~ /\.([^\.]+)$/;
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$ext = $1;
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print qq|
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$db-upgrade Adder v$version
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USE: pgupadd [file] [!]
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Computes the next minor database version.
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If [file] is given, proposes a copy command to add this file to the upgrade dir.
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Use pgupadd [file] ! to let the adder copy and add it to svn for you (check the command first).
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Current highest upgrade: $up
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Proposed next version: $next
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Proposed name for upgrade: $db-upgrade-$to-$next.$ext |;
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$cmd = "cp $name sql/$db-upgrade/$db-upgrade-$to-$next.$ext; svn add sql/$db-upgrade/$db-upgrade-$to-$next.$ext;";
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print qq|Proposed copy/add command:
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$cmd
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| if $name;
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if ($name && !-f $name) {
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print qq|Warning! Given file does not exist!|;
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exit;
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}
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if ($name && -f "sql/$db-upgrade/$db-upgrade-$up.$ext" &&
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!`cmp $name sql/$db-upgrade/$db-upgrade-$up.$ext`) {
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print qq|Warning! Given file is identical to latest $db-upgrade!|;
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exit;
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}
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exec($cmd) if ($exec eq "!" and $name);
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# both functions stolen and slightly modified from SL/User.pm
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sub cmp_script_version {
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my ($a_from, $a_to, $b_from, $b_to);
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my ($i, $res_a, $res_b);
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my ($my_a, $my_b) = ($a, $b);
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$my_a =~ s/.*-upgrade-//;
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$my_a =~ s/.(sql|pl)$//;
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$my_b =~ s/.*-upgrade-//;
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$my_b =~ s/.(sql|pl)$//;
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($my_a_from, $my_a_to) = split(/-/, $my_a);
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($my_b_from, $my_b_to) = split(/-/, $my_b);
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$res_a = calc_version($my_a_from);
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$res_b = calc_version($my_b_from);
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if ($res_a == $res_b) {
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$res_a = calc_version($my_a_to);
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$res_b = calc_version($my_b_to);
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}
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return $res_a <=> $res_b;
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}
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sub calc_version {
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my $r = !(my @v = split(/\./, shift));
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map { $r = $r * 1000 + $v[$_] } 0..4;
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$r;
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}
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Auch abrufbar als: Unified diff
Script wird nicht mehr benötigt, da für den neuen Upgrademechanismus keine Versionsnummern mehr verwendet werden.