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feat(nsh): input (stdin) redirection

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This adds support for `<` to redirect input on nsh commands.
This commit is contained in:
Marco Casaroli
2024-08-06 23:29:50 +02:00
committed by Alan Carvalho de Assis
parent 875f2fcc1e
commit 96100b30f2
11 changed files with 269 additions and 120 deletions
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14
nshlib/nsh.h
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@@ -654,15 +654,16 @@ enum nsh_npflags_e
struct nsh_parser_s
{
#ifndef CONFIG_NSH_DISABLEBG
bool np_bg; /* true: The last command executed in background */
bool np_bg; /* true: The last command executed in background */
#endif
bool np_redirect; /* true: Output from the last command was re-directed */
bool np_fail; /* true: The last command failed */
bool np_redir_out; /* true: Output from the last command was re-directed */
bool np_redir_in; /* true: Input from the last command was re-directed */
bool np_fail; /* true: The last command failed */
#ifndef CONFIG_NSH_DISABLESCRIPT
uint8_t np_flags; /* See nsh_npflags_e above */
uint8_t np_flags; /* See nsh_npflags_e above */
#endif
#ifndef CONFIG_NSH_DISABLEBG
int np_nice; /* "nice" value applied to last background cmd */
int np_nice; /* "nice" value applied to last background cmd */
#endif
#ifndef CONFIG_NSH_DISABLESCRIPT
@@ -852,7 +853,8 @@ int nsh_command(FAR struct nsh_vtbl_s *vtbl, int argc, FAR char *argv[]);
#ifdef CONFIG_NSH_BUILTIN_APPS
int nsh_builtin(FAR struct nsh_vtbl_s *vtbl, FAR const char *cmd,
FAR char **argv, FAR const char *redirfile, int oflags);
FAR char **argv, FAR const char *redirfile_in,
FAR const char *redirfile_out, int oflags);
#endif
#ifdef CONFIG_NSH_FILE_APPS