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Imported from ../bash-2.05b.tar.gz.

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This commit is contained in:
Jari Aalto 2002-07-17 14:10:11 +00:00
commit 7117c2d221
362 changed files with 34387 additions and 15063 deletions
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46
builtins/pushd.def
View file

@ -1,7 +1,7 @@
This file is pushd.def, from which is created pushd.c. It implements the
builtins "pushd", "popd", and "dirs" in Bash.
Copyright (C) 1987, 1989, 1991 Free Software Foundation, Inc.
Copyright (C) 1987-2002 Free Software Foundation, Inc.
This file is part of GNU Bash, the Bourne Again SHell.
@ -125,8 +125,6 @@ $END
extern int errno;
#endif /* !errno */
static char *m_badarg = "%s: bad argument";
/* The list of remembered directories. */
static char **pushd_directory_list = (char **)NULL;
@ -141,7 +139,7 @@ static void clear_directory_stack __P((void));
static int cd_to_string __P((char *));
static int change_to_temp __P((char *));
static void add_dirstack_element __P((char *));
static int get_dirstack_index __P((long, int, int *));
static int get_dirstack_index __P((intmax_t, int, int *));
#define NOCD 0x01
#define ROTATE 0x02
@ -154,9 +152,12 @@ pushd_builtin (list)
{
char *temp, *current_directory, *top;
int j, flags;
long num;
intmax_t num;
char direction;
if (list && list->word && ISOPTION (list->word->word, '-'))
list = list->next;
/* If there is no argument list then switch current and
top of list. */
if (list == 0)
@ -197,7 +198,7 @@ pushd_builtin (list)
{
if (legal_number (list->word->word + 1, &num) == 0)
{
builtin_error (m_badarg, list->word->word);
sh_invalidnum (list->word->word);
builtin_usage ();
return (EXECUTION_FAILURE);
}
@ -214,7 +215,7 @@ pushd_builtin (list)
}
else if (*list->word->word == '-')
{
bad_option (list->word->word);
sh_invalidopt (list->word->word);
builtin_usage ();
return (EXECUTION_FAILURE);
}
@ -287,7 +288,7 @@ popd_builtin (list)
WORD_LIST *list;
{
register int i;
long which;
intmax_t which;
int flags;
char direction;
char *which_word;
@ -308,7 +309,7 @@ popd_builtin (list)
{
if (legal_number (list->word->word + 1, &which) == 0)
{
builtin_error (m_badarg, list->word->word);
sh_invalidnum (list->word->word);
builtin_usage ();
return (EXECUTION_FAILURE);
}
@ -316,7 +317,7 @@ popd_builtin (list)
}
else if (*list->word->word == '-')
{
bad_option (list->word->word);
sh_invalidopt (list->word->word);
builtin_usage ();
return (EXECUTION_FAILURE);
}
@ -364,7 +365,7 @@ dirs_builtin (list)
WORD_LIST *list;
{
int flags, desired_index, index_flag, vflag;
long i;
intmax_t i;
char *temp, *w;
for (flags = vflag = index_flag = 0, desired_index = -1, w = ""; list; list = list->next)
@ -395,7 +396,7 @@ dirs_builtin (list)
int sign;
if (legal_number (w = list->word->word + 1, &i) == 0)
{
builtin_error (m_badarg, list->word->word);
sh_invalidnum (list->word->word);
builtin_usage ();
return (EXECUTION_FAILURE);
}
@ -404,7 +405,7 @@ dirs_builtin (list)
}
else
{
bad_option (list->word->word);
sh_invalidopt (list->word->word);
builtin_usage ();
return (EXECUTION_FAILURE);
}
@ -475,10 +476,8 @@ pushd_error (offset, arg)
{
if (offset == 0)
builtin_error ("directory stack empty");
else if (arg)
builtin_error ("%s: bad directory stack index", arg);
else
builtin_error ("bad directory stack index");
sh_erange (arg, "directory stack index");
}
static void
@ -525,19 +524,14 @@ static void
add_dirstack_element (dir)
char *dir;
{
int j;
if (directory_list_offset == directory_list_size)
{
j = (directory_list_size += 10) * sizeof (char *);
pushd_directory_list = (char **)xrealloc (pushd_directory_list, j);
}
pushd_directory_list = strvec_resize (pushd_directory_list, directory_list_size += 10);
pushd_directory_list[directory_list_offset++] = dir;
}
static int
get_dirstack_index (ind, sign, indexp)
long ind;
intmax_t ind;
int sign, *indexp;
{
if (indexp)
@ -565,7 +559,7 @@ get_dirstack_from_string (string)
char *string;
{
int ind, sign, index_flag;
long i;
intmax_t i;
sign = 1;
if (*string == '-' || *string == '+')
@ -589,7 +583,7 @@ get_dirstack_from_string (string)
#ifdef INCLUDE_UNUSED
char *
get_dirstack_element (ind, sign)
long ind;
intmax_t ind;
int sign;
{
int i;
@ -602,7 +596,7 @@ get_dirstack_element (ind, sign)
void
set_dirstack_element (ind, sign, value)
long ind;
intmax_t ind;
int sign;
char *value;
{