chiark / gitweb /
If a .orig in .. is a symlink, hardlink the link target into our private unpack direc...
[dgit.git] / Debian / Dgit.pm
index ac44b9a..fa85374 100644 (file)
@@ -17,7 +17,8 @@ BEGIN {
     @ISA         = qw(Exporter);
     @EXPORT      = qw(setup_sigwarn
                       debiantag server_branch server_ref
     @ISA         = qw(Exporter);
     @EXPORT      = qw(setup_sigwarn
                       debiantag server_branch server_ref
-                      stat_exists fail ensuredir executable_on_path
+                      stat_exists link_ltarget
+                      fail ensuredir executable_on_path
                       waitstatusmsg failedcmd
                       cmdoutput cmdoutput_errok
                       git_rev_parse git_get_ref git_for_each_ref
                       waitstatusmsg failedcmd
                       cmdoutput cmdoutput_errok
                       git_rev_parse git_get_ref git_for_each_ref
@@ -219,6 +220,15 @@ sub cmdoutput {
     return $d;
 }
 
     return $d;
 }
 
+sub link_ltarget ($$) {
+    my ($old,$new) = @_;
+    lstat $old or return undef;
+    if (-l _) {
+       $old = cmdoutput qw(realpath  --), $old;
+    }
+    link $old, $new or die "link $old $new: $!";
+}
+
 sub git_rev_parse ($) {
     return cmdoutput qw(git rev-parse), "$_[0]~0";
 }
 sub git_rev_parse ($) {
     return cmdoutput qw(git rev-parse), "$_[0]~0";
 }