X-Git-Url: https://git.distorted.org.uk/~mdw/catacomb/blobdiff_plain/e7abc7ea1c83b671db65884d7f8e4b8c57762083..ff0d3013c417be695d550196651e845911209bdd:/symm/multigen

diff --git a/symm/multigen b/symm/multigen
index f498ce2a..4115eb41 100755
--- a/symm/multigen
+++ b/symm/multigen
@@ -363,7 +363,7 @@ class SequenceTemplate (BasicTemplate):
     if len(seq) == 1:
       return seq[0]
     else:
-      return super(SequenceTemplate, cls).__new__(cls, seq = seq, **kw)
+      return super(SequenceTemplate, cls).__new__(cls, **kw)
 
   def __init__(me, seq, **kw):
     """
@@ -519,6 +519,11 @@ def op_l(val):
   """@{COLUMN:l} -- the item in upper case."""
   return val.lower()
 
+@defop
+def op_f(val):
+  """@{COLUMN:f} -- the item, with `/' characters replaced by `-'."""
+  return val.replace('/', '-')
+
 R_NOTIDENT = RX.compile(r'[^a-zA-Z0-9_]+')
 @defop
 def op_c(val):
@@ -741,17 +746,21 @@ def compile_template(file, text):
 
 op = OP.OptionParser(
   description = 'Generates files by filling in simple templates',
-  usage = 'usage: %prog [-gl] FILE [COL,...=VAL,... ... | @FILE:COL,...] ...',
+  usage = 'usage: %prog {-l | -g TMPL} FILE [COL,...=VAL,... ... | @FILE:COL,...] ...',
   version = 'Catacomb version @VERSION@')
+def cb_gen(opt, optstr, arg, op):
+  op.values.input = arg
+  op.values.mode = 'gen'
 for short, long, kw in [
   ('-l', '--list', dict(
       action = 'store_const', const = 'list', dest = 'mode',
       help = 'list filenames generated')),
   ('-g', '--generate', dict(
-      action = 'store', metavar = 'PATH', dest = 'input',
-      help = 'generate output (default)'))]:
+      action = 'callback', metavar = 'TEMPLATE',
+      callback = cb_gen, type = 'string',
+      help = 'generate file(s) from TEMPLATE file'))]:
   op.add_option(short, long, **kw)
-op.set_defaults(mode = 'gen')
+op.set_defaults(mode = 'what?')
 opts, args = op.parse_args()
 
 if len(args) < 1: op.error('missing FILE')
@@ -787,6 +796,6 @@ elif opts.mode == 'gen':
       templ.subst(out, cs)
     OS.rename(new, file)
 else:
-  raise Exception, 'What am I doing here?'
+  die('What am I doing here?')
 
 ###----- That's all, folks --------------------------------------------------