initial import from bash_3.1dfsg.orig.tar.gz

1 files changed, 80 insertions, 0 deletions

diff --git a/builtins/builtin.def b/builtins/builtin.def
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+++ b/builtins/builtin.def
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+This file is builtin.def, from which is created builtin.c.
+It implements the builtin "builtin" in Bash.
+
+Copyright (C) 1987-2002 Free Software Foundation, Inc.
+
+This file is part of GNU Bash, the Bourne Again SHell.
+
+Bash is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free
+Software Foundation; either version 2, or (at your option) any later
+version.
+
+Bash is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+for more details.
+
+You should have received a copy of the GNU General Public License along
+with Bash; see the file COPYING.  If not, write to the Free Software
+Foundation, 59 Temple Place, Suite 330, Boston, MA 02111 USA.
+
+$PRODUCES builtin.c
+
+$BUILTIN builtin
+$FUNCTION builtin_builtin
+$SHORT_DOC builtin [shell-builtin [arg ...]]
+Run a shell builtin.  This is useful when you wish to rename a
+shell builtin to be a function, but need the functionality of the
+builtin within the function itself.
+$END
+#include <config.h>
+
+#if defined (HAVE_UNISTD_H)
+#  ifdef _MINIX
+#    include <sys/types.h>
+#  endif
+#  include <unistd.h>
+#endif
+
+#include "../shell.h"
+#include "common.h"
+#include "bashgetopt.h"
+
+extern char *this_command_name;
+
+/* Run the command mentioned in list directly, without going through the
+   normal alias/function/builtin/filename lookup process. */
+int
+builtin_builtin (list)
+     WORD_LIST *list;
+{
+  sh_builtin_func_t *function;
+  register char *command;
+
+  if (no_options (list))
+    return (EX_USAGE);
+  list = loptend;	/* skip over possible `--' */
+
+  if (list == 0)
+    return (EXECUTION_SUCCESS);
+
+  command = list->word->word;
+#if defined (DISABLED_BUILTINS)
+  function = builtin_address (command);
+#else /* !DISABLED_BUILTINS */
+  function = find_shell_builtin (command);
+#endif /* !DISABLED_BUILTINS */
+
+  if (!function)
+    {
+      sh_notbuiltin (command);
+      return (EXECUTION_FAILURE);
+    }
+  else
+    {
+      this_command_name = command;
+      list = list->next;
+      return ((*function) (list));
+    }
+}