From b2a2fd788f34a4f5d1bbd92a283e47704f05ae8f Mon Sep 17 00:00:00 2001 From: Donald Sharp Date: Wed, 9 Dec 2015 08:24:46 -0500 Subject: lib: Add CMD_RANGE_STR macro to command.h Allow the auto-generation of a "" string for cli handline. Where X or Y can be a #define. CMD_RANGE_STR(LOW, HIGH) translates to: "<4-99>" Signed-off-by: Donald Sharp --- lib/command.h | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'lib/command.h') diff --git a/lib/command.h b/lib/command.h index fd55f2d5..6a20e232 100644 --- a/lib/command.h +++ b/lib/command.h @@ -459,6 +459,17 @@ struct cmd_token #endif /* VTYSH_EXTRACT_PL */ +/* + * Sometimes #defines create maximum values that + * need to have strings created from them that + * allow the parser to match against them. + * These macros allow that. + */ +#define CMD_CREATE_STR(s) CMD_CREATE_STR_HELPER(s) +#define CMD_CREATE_STR_HELPER(s) #s +#define CMD_RANGE_STR(a,s) "<" CMD_CREATE_STR(a) "-" CMD_CREATE_STR(s) ">" + + /* Common descriptions. */ #define SHOW_STR "Show running system information\n" #define IP_STR "IP information\n" -- cgit v1.2.3