ash: disable check for "good" function name, bash does not check this

function                                             old     new   delta
.rodata                                           105304  105261     -43
parse_command                                       1696    1633     -63
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/2 up/down: 0/-106)           Total: -106 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 9 insertions, 8 deletions

diff --git a/shell/ash.c b/shell/ash.c
index 96d2433d3..e91566994 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -12123,18 +12123,19 @@ simplecmd(void)
                         if (args && app == &args->narg.next
                          && !vars && !redir
                         ) {
-                                struct builtincmd *bcmd;
-                                const char *name;
+//                              struct builtincmd *bcmd;
+//                              const char *name;
 
                                 /* We have a function */
                                 if (IF_BASH_FUNCTION(!function_flag &&) readtoken() != TRP)
                                         raise_error_unexpected_syntax(TRP);
-                                name = n->narg.text;
-                                if (!goodname(name)
-                                 || ((bcmd = find_builtin(name)) && IS_BUILTIN_SPECIAL(bcmd))
-                                ) {
-                                        raise_error_syntax("bad function name");
-                                }
+//bash allows functions named "123", "..", "return"!
+//                              name = n->narg.text;
+//                              if (!goodname(name)
+//                               || ((bcmd = find_builtin(name)) && IS_BUILTIN_SPECIAL(bcmd))
+//                              ) {
+//                                      raise_error_syntax("bad function name");
+//                              }
                                 n->type = NDEFUN;
                                 checkkwd = CHKNL | CHKKWD | CHKALIAS;
                                 n->ndefun.text = n->narg.text;