From 417ad85be3c4c9b1660a8e00ce8a2ce0ee0f125a Mon Sep 17 00:00:00 2001
From: Olav Vitters <olav@vitters.nl>
Date: Tue, 8 Jul 2014 00:13:41 +0200
Subject: allow converting perl- BRs as well

---
 mgagnome | 82 +++++++++++++++++++++++++++++++++++++++++++---------------------
 1 file changed, 55 insertions(+), 27 deletions(-)

diff --git a/mgagnome b/mgagnome
index d36b613..be8efcd 100755
--- a/mgagnome
+++ b/mgagnome
@@ -1276,43 +1276,71 @@ def cmd_clean_spec_multi(args):
     # Convert -devel requires into pkgconfig requires
     if options.pkgconfig:
         br = s.buildrequires
-        br_old = [r for r in br.keys() if r.endswith('-devel')]
         no_alt = set()
         no_change = {}
-        for req in br_old:
-            provides = Downstream.alternative_provides(req)
-            provides_alt = [clean_pkgconfig_prov(prov) for prov in provides if prov.startswith('pkgconfig(')]
-            change_to = None
-            if len(provides_alt) == 1:
-                change_to = provides_alt[0]
-            elif len(provides_alt):
-                basereq = req[:-len('-devel')]
-                check_for = ['pkgconfig(%s)' % basereq]
-                if basereq.startswith('lib'):
-                    check_for.append('pkgconfig(%s)' % basereq[len('lib'):])
-                else:
-                    check_for.append('pkgconfig(lib%s)' % basereq)
-                for check in check_for:
-                    if check in provides_alt:
-                        change_to = check
-                        break
-
+        convert_brs = {
+            'pkgconfig': {
+                'desc': 'convert -devel buildrequires into pkgconfig',
+                'check_br': lambda req: req.endswith('-devel'),
+                'check_provide': lambda prov: prov.startswith('pkgconfig('),
+                'basereq': lambda req: req[:-len('-devel')],
+                'extra': lambda basereq: [
+                    'pkgconfig(%s)' % basereq,
+                    'pkgconfig(%s)' % basereq[len('lib'):] if basereq.startswith('lib') else 'pkgconfig(lib%s)' % basereq
+                ],
+            },
+            'perl': {
+                'desc': 'convert perl- buildrequires into perl()',
+                'check_br': lambda req: req.startswith('perl-'),
+                'check_provide': lambda prov: prov.startswith('perl('),
+                'basereq': lambda req: req[len('perl-'):],
+                'extra': lambda basereq: ['perl(%s)' % basereq.replace('-', '::')],
+            }
+        }
+
+        for convert_br, keys in convert_brs.iteritems():
+            keys['changes'] = {}
+            br_old = [r for r in br.keys() if keys['check_br'](r)]
+            for req in br_old:
+                provides = Downstream.alternative_provides(req)
+                provides_alt = [clean_pkgconfig_prov(prov) for prov in provides if keys['check_provide'](prov)]
+                change_to = None
+                if len(provides_alt) == 1:
+                    change_to = provides_alt[0]
+                elif len(provides_alt):
+                    basereq = keys['basereq'](req)
+                    check_for = keys['extra'](basereq) if 'extra' in keys else []
+
+                    for check in check_for:
+                        if check in provides_alt:
+                            change_to = check
+                            break
 
-            if len(provides_alt):
-                if change_to is None: no_change[req] = provides_alt
-            else:
-                no_alt.add(req)
+                if len(provides_alt):
+                    if change_to is None: no_change[req] = provides_alt
+                else:
+                    no_alt.add(req)
 
-            if change_to is not None: changes[req] = change_to
+                if change_to is not None:
+                    keys['changes'][req] = change_to
 
         if not options.doit:
             import pprint
-            if changes: pprint.pprint(changes)
+            for keys in convert_brs.items():
+                if 'changes' in keys and keys['changes']: pprint.pprint(keys['changes'])
             if no_alt: print "WARNING: no alternatives found for: %s" % ", ".join(sorted(no_alt))
             if no_change: pprint.pprint(no_change)
 
-    if s.update_br(changes, change_description='convert -devel buildrequires into pkgconfig'): made_changes=True
-    if s.clean_spec(): made_changes=True
+    keys_with_changes = [keys for keys in convert_brs.itervalues() if 'changes' in keys and keys['changes']]
+    if not keys_with_changes:
+        keys_with_changes.append( {'changes': [], 'desc': 'unsplit BRs'})
+
+    for keys in keys_with_changes:
+        if s.update_br(keys['changes'], change_description=keys['desc']):
+            made_changes=True
+
+    if s.clean_spec():
+        made_changes=True
 
     # If we made it this far, checkin the changes
     if made_changes:
-- 
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