From: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
To: barebox@lists.infradead.org
Subject: [PATCH 1/1] command: allow runtime usage
Date: Fri, 13 Mar 2015 09:42:22 +0100 [thread overview]
Message-ID: <1426236142-12050-1-git-send-email-plagnioj@jcrosoft.com> (raw)
In-Reply-To: <20150313083211.GW30554@ns203013.ovh.net>
this will allow as example to list the current supported digest
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
---
common/command.c | 2 ++
include/command.h | 3 +++
2 files changed, 5 insertions(+)
diff --git a/common/command.c b/common/command.c
index 61191c2..dc2cb88 100644
--- a/common/command.c
+++ b/common/command.c
@@ -47,6 +47,8 @@ void barebox_cmd_usage(struct command *cmdtp)
puts(cmdtp->help);
putchar('\n');
}
+ if (cmdtp->usage)
+ cmdtp->usage();
#endif
}
EXPORT_SYMBOL(barebox_cmd_usage);
diff --git a/include/command.h b/include/command.h
index 5d5bf53..3aca1a9 100644
--- a/include/command.h
+++ b/include/command.h
@@ -54,6 +54,7 @@ struct command {
uint32_t group;
#ifdef CONFIG_LONGHELP
const char *help; /* Help message (long) */
+ void (*usage)(void);
#endif
}
#ifdef __x86_64__
@@ -115,8 +116,10 @@ static const __maybe_unused char cmd_##_name##_help[] =
#ifdef CONFIG_LONGHELP
#define BAREBOX_CMD_HELP(text) .help = text,
+#define BAREBOX_CMD_USAGE(fn) .usage = fn,
#else
#define BAREBOX_CMD_HELP(text)
+#define BAREBOX_CMD_USAGE(fn)
#endif
#define BAREBOX_CMD_GROUP(grp) .group = grp,
--
2.1.4
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next prev parent reply other threads:[~2015-03-13 8:42 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-12 14:19 [PATCH 0/7] prepare for rsa support Jean-Christophe PLAGNIOL-VILLARD
2015-03-12 14:22 ` [PATCH 1/7] digest: fix and add missing copyright Jean-Christophe PLAGNIOL-VILLARD
2015-03-12 14:22 ` [PATCH 2/7] digest: hmac: fix set_key prototype Jean-Christophe PLAGNIOL-VILLARD
2015-03-12 14:22 ` [PATCH 3/7] crypto: add pbkdf2 hmac key generator Jean-Christophe PLAGNIOL-VILLARD
2015-03-12 14:22 ` [PATCH 4/7] digest: add verify callback Jean-Christophe PLAGNIOL-VILLARD
2015-03-12 14:55 ` Jan Lübbe
2015-03-12 17:41 ` Sascha Hauer
2015-03-12 18:56 ` Jean-Christophe PLAGNIOL-VILLARD
2015-03-12 14:22 ` [PATCH 5/7] digest: allow algo to specify their length at runtime Jean-Christophe PLAGNIOL-VILLARD
2015-03-13 7:28 ` Sascha Hauer
2015-03-12 14:22 ` [PATCH 6/7] command: rename digest.c to hashsum.c Jean-Christophe PLAGNIOL-VILLARD
2015-03-12 14:22 ` [PATCH 7/7] command: add generic digest command Jean-Christophe PLAGNIOL-VILLARD
2015-03-13 7:26 ` Sascha Hauer
2015-03-13 8:32 ` Jean-Christophe PLAGNIOL-VILLARD
2015-03-13 8:42 ` Jean-Christophe PLAGNIOL-VILLARD [this message]
2015-03-13 18:46 ` [PATCH 1/1] command: allow runtime usage Robert Schwebel
2015-03-13 7:33 ` [PATCH 1/7] digest: fix and add missing copyright Sascha Hauer
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