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| author | Martin Mares <mj@ucw.cz> | 1998-11-27 22:32:45 +0100 |
|---|---|---|
| committer | Martin Mares <mj@ucw.cz> | 1998-11-27 22:32:45 +0100 |
| commit | 0b62c3a7c7548cd447b4f18e0346cc9e74862ab3 (patch) | |
| tree | b74b1a9ffa4f59b7d86765eac906c67827e83a12 /nest | |
| parent | c74c0e3cdf008988a8873d3f76c0d71b29ab8673 (diff) | |
| download | bird-0b62c3a7c7548cd447b4f18e0346cc9e74862ab3.tar bird-0b62c3a7c7548cd447b4f18e0346cc9e74862ab3.zip | |
Trivial 15-line bison excercise: Implemented expressions including
user-defined numeric symbols. Whenever possible, use `expr' instead
of `NUM' to get full express ion power :-)
Diffstat (limited to 'nest')
| -rw-r--r-- | nest/config.Y | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/nest/config.Y b/nest/config.Y index 1de0446..697d43e 100644 --- a/nest/config.Y +++ b/nest/config.Y @@ -54,9 +54,10 @@ proto_name: proto_item: /* EMPTY */ - | PREFERENCE NUM { + | PREFERENCE expr { if ($2 < 0 || $2 > 255) cf_error("Invalid preference"); this_proto->preference = $2; +die("pref=%d", $2); } ; |