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This commit is contained in:
Chet Ramey
2011-11-21 20:51:19 -05:00
parent 89a92869e5
commit 0001803f0b
252 changed files with 51563 additions and 37176 deletions
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builtins/command.def
+31 -26
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@@ -100,6 +100,31 @@ command_builtin (list)
if (list == 0)
return (EXECUTION_SUCCESS);
#if defined (RESTRICTED_SHELL)
if (use_standard_path && restricted)
{
sh_restricted ("-p");
return (EXECUTION_FAILURE);
}
#endif
begin_unwind_frame ("command_builtin");
if (use_standard_path)
{
old_path = get_string_value ("PATH");
/* If old_path is NULL, $PATH is unset. If so, we want to make sure
it's unset after this command completes. */
if (old_path)
old_path = savestring (old_path);
add_unwind_protect ((Function *)restore_path, old_path);
standard_path = get_standard_path ();
bind_variable ("PATH", standard_path ? standard_path : "", 0);
stupidly_hack_special_variables ("PATH");
FREE (standard_path);
}
if (verbose)
{
int found, any_found;
@@ -113,37 +138,15 @@ command_builtin (list)
any_found += found;
}
run_unwind_frame ("command_builtin");
return (any_found ? EXECUTION_SUCCESS : EXECUTION_FAILURE);
}
#if defined (RESTRICTED_SHELL)
if (use_standard_path && restricted)
{
sh_restricted ("-p");
return (EXECUTION_FAILURE);
}
#endif
begin_unwind_frame ("command_builtin");
/* We don't want this to be reparsed (consider command echo 'foo &'), so
just make a simple_command structure and call execute_command with it. */
if (use_standard_path)
{
old_path = get_string_value ("PATH");
/* If old_path is NULL, $PATH is unset. If so, we want to make sure
it's unset after this command completes. */
if (old_path)
old_path = savestring (old_path);
add_unwind_protect ((Function *)restore_path, old_path);
standard_path = get_standard_path ();
bind_variable ("PATH", standard_path ? standard_path : "", 0);
FREE (standard_path);
}
#define COMMAND_BUILTIN_FLAGS (CMD_NO_FUNCTIONS | CMD_INHIBIT_EXPANSION | CMD_COMMAND_BUILTIN)
/* We don't want this to be reparsed (consider command echo 'foo &'), so
just make a simple_command structure and call execute_command with it. */
command = make_bare_simple_command ();
command->value.Simple->words = (WORD_LIST *)copy_word_list (list);
command->value.Simple->redirects = (REDIRECT *)NULL;
@@ -182,6 +185,8 @@ restore_path (var)
}
else
unbind_variable ("PATH");
stupidly_hack_special_variables ("PATH");
}
/* Return a value for PATH that is guaranteed to find all of the standard