blerg. yaboot freaks out if there's any slashes in its config, so we
can't boot anything with non-ascii characters in the volume name. So we
need to remove all non-ascii chars, and do it the same way lorax does
it.

This is why lorax and pungi shouldn't both be building bootable images.
---
 src/pypungi/__init__.py |    9 +++++++--
 1 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/pypungi/__init__.py b/src/pypungi/__init__.py
index 1ef3b8d..dac76dd 100644
--- a/src/pypungi/__init__.py
+++ b/src/pypungi/__init__.py
@@ -1055,8 +1055,13 @@ class Pungi(pypungi.PungiBase):
         # NOTE: if this doesn't match what's in the bootloader config, the
         # image won't be bootable!
         extraargs.append('-V')
-        extraargs.append('%s %s %s' % (self.config.get('pungi', 'name'),
-            self.config.get('pungi', 'version'), self.config.get('pungi', 'arch')))
+        cdlabel = '%s %s %s' % (self.config.get('pungi', 'name'),
+                                self.config.get('pungi', 'version'),
+                                self.config.get('pungi', 'arch'))
+        if self.config.get('pungi', 'arch').startswith('ppc'):
+            # special case for PPC, because yaboot is terrible
+            cdlabel = ''.join(ch if ch.isalnum() else '_' for ch in cdlabel)
+        extraargs.append(cdlabel)
 
         extraargs.extend(['-o', isofile])
         
-- 
1.7.7.6