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authorDavid Lamparter <equinox@opensourcerouting.org>2021-08-26 11:43:08 +0200
committerDavid Lamparter <equinox@opensourcerouting.org>2021-08-26 21:03:44 +0200
commit90c8406c209a698ecc28c80ad7ebced13a84e3e8 (patch)
tree74bedac5f4d8c3bc5b1bdfb42e6eefaa001d714c /lib/command_graph.h
parent3e324ff41921c719de3aabc4136546828416532f (diff)
lib: add `![...]` syntax for easy "no" forms
This allows defining a CLI command like this: `[no] some setting ![VALUE]` with VALUE being optional for the "no" form, but required for the positive form. It's just a `[...]` where the empty branch can only be taken for commands starting with `no`. Signed-off-by: David Lamparter <equinox@opensourcerouting.org>
Diffstat (limited to 'lib/command_graph.h')
-rw-r--r--lib/command_graph.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/command_graph.h b/lib/command_graph.h
index 2754dca67d..c20c9874c2 100644
--- a/lib/command_graph.h
+++ b/lib/command_graph.h
@@ -64,6 +64,7 @@ enum cmd_token_type {
JOIN_TKN, // marks subgraph end
START_TKN, // first token in line
END_TKN, // last token in line
+ NEG_ONLY_TKN, // filter token, match if "no ..." command
SPECIAL_TKN = FORK_TKN,
};