diff options
| -rw-r--r-- | shell/hush.c | 40 |
1 files changed, 35 insertions, 5 deletions
diff --git a/shell/hush.c b/shell/hush.c index e6e8c1baf..4604240d8 100644 --- a/shell/hush.c +++ b/shell/hush.c @@ -258,6 +258,20 @@ //config: help //config: Enable read builtin in hush. //config: +//config:config HUSH_SET +//config: bool "set builtin" +//config: default y +//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: help +//config: Enable set builtin in hush. +//config: +//config:config HUSH_UNSET +//config: bool "unset builtin" +//config: default y +//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: help +//config: Enable unset builtin in hush. +//config: //config:config MSH //config: bool "msh (deprecated: aliased to hush)" //config: default n @@ -920,7 +934,9 @@ static int builtin_pwd(char **argv) FAST_FUNC; #if ENABLE_HUSH_READ static int builtin_read(char **argv) FAST_FUNC; #endif +#if ENABLE_HUSH_SET static int builtin_set(char **argv) FAST_FUNC; +#endif static int builtin_shift(char **argv) FAST_FUNC; static int builtin_source(char **argv) FAST_FUNC; static int builtin_test(char **argv) FAST_FUNC; @@ -932,7 +948,9 @@ static int builtin_type(char **argv) FAST_FUNC; #endif static int builtin_true(char **argv) FAST_FUNC; static int builtin_umask(char **argv) FAST_FUNC; +#if ENABLE_HUSH_UNSET static int builtin_unset(char **argv) FAST_FUNC; +#endif #if ENABLE_HUSH_KILL static int builtin_kill(char **argv) FAST_FUNC; #endif @@ -1008,7 +1026,9 @@ static const struct built_in_command bltins1[] = { #if ENABLE_HUSH_FUNCTIONS BLTIN("return" , builtin_return , "Return from a function"), #endif +#if ENABLE_HUSH_SET BLTIN("set" , builtin_set , "Set/unset positional parameters"), +#endif BLTIN("shift" , builtin_shift , "Shift positional parameters"), #if ENABLE_HUSH_BASH_COMPAT BLTIN("source" , builtin_source , "Run commands in a file"), @@ -1021,10 +1041,12 @@ static const struct built_in_command bltins1[] = { BLTIN("type" , builtin_type , "Show command type"), #endif #if ENABLE_HUSH_ULIMIT - BLTIN("ulimit" , shell_builtin_ulimit , "Control resource limits"), + BLTIN("ulimit" , shell_builtin_ulimit, "Control resource limits"), #endif BLTIN("umask" , builtin_umask , "Set file creation mask"), +#if ENABLE_HUSH_UNSET BLTIN("unset" , builtin_unset , "Unset variables"), +#endif #if ENABLE_HUSH_WAIT BLTIN("wait" , builtin_wait , "Wait for process"), #endif @@ -2107,10 +2129,12 @@ static int unset_local_var_len(const char *name, int name_len) return EXIT_SUCCESS; } +#if ENABLE_HUSH_UNSET static int unset_local_var(const char *name) { return unset_local_var_len(name, strlen(name)); } +#endif static void unset_vars(char **strings) { @@ -6712,6 +6736,7 @@ static struct function *new_function(char *name) return funcp; } +# if ENABLE_HUSH_UNSET static void unset_func(const char *name) { struct function **funcpp = find_function_slot(name); @@ -6727,13 +6752,14 @@ static void unset_func(const char *name) if (funcp->body) { free_pipe_list(funcp->body); free(funcp->name); -# if !BB_MMU +# if !BB_MMU free(funcp->body_as_string); -# endif +# endif } free(funcp); } } +# endif # if BB_MMU #define exec_function(to_free, funcp, argv) \ @@ -9016,6 +9042,7 @@ static int FAST_FUNC builtin_local(char **argv) } #endif +#if ENABLE_HUSH_UNSET /* http://www.opengroup.org/onlinepubs/9699919799/utilities/V3_chap02.html#unset */ static int FAST_FUNC builtin_unset(char **argv) { @@ -9043,16 +9070,18 @@ static int FAST_FUNC builtin_unset(char **argv) ret = EXIT_FAILURE; } } -#if ENABLE_HUSH_FUNCTIONS +# if ENABLE_HUSH_FUNCTIONS else { unset_func(*argv); } -#endif +# endif argv++; } return ret; } +#endif +#if ENABLE_HUSH_SET /* http://www.opengroup.org/onlinepubs/9699919799/utilities/V3_chap02.html#set * built-in 'set' handler * SUSv3 says: @@ -9135,6 +9164,7 @@ static int FAST_FUNC builtin_set(char **argv) bb_error_msg("set: %s: invalid option", arg); return EXIT_FAILURE; } +#endif static int FAST_FUNC builtin_shift(char **argv) { |