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nshlib/nsh_builtin.c : Add support to run builtin dirrectly as command

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Add a new config: NSH_BUILTIN_AS_COMMAND.
  Provide a new implementation for nsh_builtin
  when CONFIG_NSH_BUILTIN_APPS_AS_COMMAND is enabled.

Signed-off-by: Chengdong Wang <wangchengdong@lixiang.com>
This commit is contained in:
wangchengdong
2025-09-09 09:12:31 +08:00
committed by Xiang Xiao
parent 1b9d420e79
commit 93060aa59d
5 changed files with 42 additions and 9 deletions
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29
nshlib/nsh_command.c
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@@ -1213,10 +1213,14 @@ static int cmd_expr(FAR struct nsh_vtbl_s *vtbl, int argc, FAR char **argv)
int nsh_command(FAR struct nsh_vtbl_s *vtbl, int argc, FAR char *argv[])
{
const struct cmdmap_s *cmdmap;
const char *cmd;
nsh_cmd_t handler = cmd_unrecognized;
int ret;
const struct cmdmap_s *cmdmap;
const char *cmd;
nsh_cmd_t handler = cmd_unrecognized;
#ifdef CONFIG_NSH_BUILTIN_AS_COMMAND
const struct builtin_s *builtin;
int index;
#endif
int ret;
/* The form of argv is:
*
@@ -1228,6 +1232,23 @@ int nsh_command(FAR struct nsh_vtbl_s *vtbl, int argc, FAR char *argv[])
cmd = argv[0];
#ifdef CONFIG_NSH_BUILTIN_AS_COMMAND
/* Check if the command is available in the builtin list */
index = builtin_isavail(cmd);
if (index > 0)
{
/* Get the builtin structure by index */
builtin = builtin_for_index(index);
if (builtin != NULL)
{
return (builtin->main)(argc, (FAR char **)argv);
}
}
#endif
/* See if the command is one that we understand */
for (cmdmap = g_cmdmap; cmdmap->cmd; cmdmap++)