Move stat_exists to Dgit.pm

[dgit.git] / Debian / Dgit.pm

diff --git a/Debian/Dgit.pm b/Debian/Dgit.pm
index 2be936b87c6a6d3dd23e4acc7664ef2e7dfd2bca..8b29ba2746be30267b9cef7cf73ff60b3d95e25e 100644 (file)
--- a/Debian/Dgit.pm
+++ b/Debian/Dgit.pm
@@ -11,17 +11,44 @@ BEGIN {
 
     $VERSION     = 1.00;
     @ISA         = qw(Exporter);
-    @EXPORT      = qw(debiantag);
-    %EXPORT_TAGS = ( );     # eg: TAG => [ qw!name1 name2! ],
+    @EXPORT      = qw(debiantag server_branch server_ref
+                      stat_exists
+                      $package_re $branchprefix);
+    %EXPORT_TAGS = ( policyflags => qw() );
     @EXPORT_OK   = qw();
 }
 
 our @EXPORT_OK;
 
+our $package_re = '[0-9a-z][-+.0-9a-z]*';
+our $branchprefix = 'dgit';
+
+
+# policy hook exit status bits
+# any unexpected bits mean failure, and then known set bits are ignored
+
+sub NOFFCHECK () { return 2; }
+# suppress dgit-repos-server's ff check ("push" only)
+
+sub FRESHREPO () { return 4; }
+# blow away repo right away (ie, as if before push or fetch)
+# ("check-package" and "push" only)
+
+
 sub debiantag ($) { 
     my ($v) = @_;
     $v =~ y/~:/_%/;
     return "debian/$v";
 }
 
+sub server_branch ($) { return "$branchprefix/$_[0]"; }
+sub server_ref ($) { return "refs/".server_branch($_[0]); }
+
+sub stat_exists ($) {
+    my ($f) = @_;
+    return 1 if stat $f;
+    return 0 if $!==&ENOENT;
+    die "stat $f: $!";
+}
+
 1;