57-fix-transform.patch

[Akim Demaille]

Index: ChangeLog
from  Akim Demaille  <address@hidden>

        * automake.in (&transform): Fix an incredible bug which was
        breaking the if/endif system.
        ($ELSE_PATTERN): Admit an optional argument.

Index: automake.in
--- automake.in Sun, 11 Mar 2001 21:03:14 +0100 akim (am/f/39_automake.i 1.176 
755)
+++ automake.in Sun, 11 Mar 2001 21:26:56 +0100 akim (am/f/39_automake.i 1.176 
755)
@@ -60,7 +60,7 @@
 my $BOGUS_MACRO_PATTERN = "^ *([^ \t]*)[ \t]*([:+]?)=[ \t]*(.*)\$";
 my $GNITS_VERSION_PATTERN = "[0-9]+\\.[0-9]+([a-z]|\\.[0-9]+)?";
 my $IF_PATTERN = "^if[ \t]+([A-Za-z][A-Za-z0-9_]*)[ \t]*(#.*)?\$";
-my $ELSE_PATTERN = "^else[ \t]*(#.*)?\$";
+my $ELSE_PATTERN =   "^else(?:[ \t]+([A-Za-z][A-Za-z0-9_]*))?[ \t]*(#.*)?\$";
 my $ENDIF_PATTERN = "^endif(?:[ \t]+([A-Za-z][A-Za-z0-9_]*))?[ \t]*(#.*)?\$";
 my $PATH_PATTERN='(\\w|[/.-])+';
 # This will pass through anything not of the prescribed form.
@@ -6954,12 +6935,12 @@ sub transform (%)
        if ($val)
        {
            $result .= "s/\Q?$token?\E//gm;s/^.*\Q?!$token?\E.*\\n//gm;";
-           $result .= 
"s/\Q%?$token%\E/TRUE/gm;s/^.*\Q%!$token%\E.*\\n/FALSE/gm;";
+           $result .= "s/\Q%?$token%\E/TRUE/gm;s/\Q%!$token%\E/FALSE/gm;";
        }
        else
        {
            $result .= "s/\Q?!$token?\E//gm;s/^.*\Q?$token?\E.*\\n//gm;";
-           $result .= 
"s/\Q%?$token%\E/FALSE/gm;s/^.*\Q%!$token%\E.*\\n/TRUE/gm;";
+           $result .= "s/\Q%?$token%\E/FALSE/gm;s/\Q%!$token%\E/TRUE/gm;";
        }
     }