better reporting of invalid configuration files

grc

@@ -103,7 +103,6 @@ if cfile != "" and colour:
     if stderrff:
         choe, chie = os.pipe()
 
-
     pidp = os.fork()
     if pidp == 0: # child
         if stdoutff:

grcat

@@ -119,7 +119,14 @@ while not is_last:
             continue
         if not l[0] in letters:
             break
-        keyword, value = split(l[:-1], "=", 1)
+        fields = split(l[:-1], "=", 1)
+        if len(fields) != 2:
+            sys.stderr.write('Error in configuration, I expect keyword=value line\n')
+            sys.stderr.write('But I got instead:\n')
+            sys.stderr.write(repr(l))
+            sys.stderr.write('\n')
+            sys.exit(1)
+        keyword, value = fields
         keyword = lower(keyword)
         if keyword in  ('colors', 'colour', 'color'):
             keyword = 'colours'