void move_history_down(t_prompt *prompt, char **history)
{
int max_hist;
max_hist = dlen(history);
clear_line(prompt);
++prompt->curr_history;
while (prompt->curr_history < max_hist
&& prompt->count_char > 0
&& !strncmp(prompt->line,
history[prompt->curr_history], prompt->count_char))
++prompt->curr_history;
if (prompt->curr_history == dlen(history))
{
memcpy(prompt->line, prompt->tmp_history, strlen(prompt->tmp_history));
prompt->count_char = strlen(prompt->tmp_history);
}
else
{
memcpy(prompt->line, history[prompt->curr_history],
strlen(history[prompt->curr_history]));
prompt->count_char = strlen(history[prompt->curr_history]);
}
prompt->count_pos = prompt->count_char;
}
zpl_lookup(struct inode *dir, struct dentry *dentry, unsigned int flags)
#endif
{
cred_t *cr = CRED();
struct inode *ip;
int error;
fstrans_cookie_t cookie;
if (dlen(dentry) > ZFS_MAXNAMELEN)
return (ERR_PTR(-ENAMETOOLONG));
crhold(cr);
cookie = spl_fstrans_mark();
error = -zfs_lookup(dir, dname(dentry), &ip, 0, cr, NULL, NULL);
spl_fstrans_unmark(cookie);
ASSERT3S(error, <=, 0);
crfree(cr);
spin_lock(&dentry->d_lock);
dentry->d_time = jiffies;
#ifndef HAVE_S_D_OP
d_set_d_op(dentry, &zpl_dentry_operations);
#endif /* HAVE_S_D_OP */
spin_unlock(&dentry->d_lock);
if (error) {
if (error == -ENOENT)
return (d_splice_alias(NULL, dentry));
else
return (ERR_PTR(error));
}
return (d_splice_alias(ip, dentry));
}
double ddist( LWDVector a, LWDVector b )
{
LWDVector c;
dsub( a, b, c );
return dlen( c );
}
void move_cursor(t_prompt *prompt, char *buffer, char **history, char flag)
{
if (!(strcmp(prompt->caps->left, buffer)) && prompt->count_pos > 0)
--prompt->count_pos;
else if (!(strcmp(prompt->caps->right, buffer))
&& prompt->count_pos < prompt->count_char)
++prompt->count_pos;
else if (flag && !(strcmp(prompt->caps->up, buffer))
&& prompt->curr_history > 0)
move_history_up(prompt, history);
else if (flag && !(strcmp(prompt->caps->down, buffer))
&& prompt->curr_history < dlen(history))
move_history_down(prompt, history);
}
void move_history_up(t_prompt *prompt, char **history)
{
if (prompt->curr_history == dlen(history))
save_current_line(prompt);
clear_line(prompt);
--prompt->curr_history;
while (prompt->count_char > 0
&& prompt->curr_history > 0
&& !strncmp(prompt->line,
history[prompt->curr_history], prompt->count_char))
--prompt->curr_history;
memcpy(prompt->line, history[prompt->curr_history],
strlen(history[prompt->curr_history]));
prompt->count_char = strlen(history[prompt->curr_history]);
prompt->count_pos = prompt->count_char;
}
// TODO: COMPROMISED?
size_t fdlen(double x, int prec, char format)
{
static const double f[] = {-1.0, 0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0};
const char const *g = (const char const *)f;
if(strstr(g, (const char const *)&x) != 0)
{
// printf(" (hit %lg) ", x);
/* disambiguate digits AND make sure, could be cross boundary */
if(x == 0.0 || x == 1.0 || x == 2.0 || x == 3.0 || x == 4.0 ||
x == 5.0 || x == 6.0 || x == 7.0 || x == 8.0 || x == 9.0)
return 3;
if(x == -1.0 || 10.0)
return 4;
}
return dlen(x, prec, format);
}
zpl_lookup(struct inode *dir, struct dentry *dentry, unsigned int flags)
#endif
{
cred_t *cr = CRED();
struct inode *ip;
int error;
fstrans_cookie_t cookie;
pathname_t *ppn = NULL;
pathname_t pn;
int zfs_flags = 0;
zfs_sb_t *zsb = dentry->d_sb->s_fs_info;
if (dlen(dentry) > ZFS_MAX_DATASET_NAME_LEN)
return (ERR_PTR(-ENAMETOOLONG));
crhold(cr);
cookie = spl_fstrans_mark();
/* If we are a case insensitive fs, we need the real name */
if (zsb->z_case == ZFS_CASE_INSENSITIVE) {
zfs_flags = FIGNORECASE;
pn_alloc(&pn);
ppn = &pn;
}
error = -zfs_lookup(dir, dname(dentry), &ip, zfs_flags, cr, NULL, ppn);
spl_fstrans_unmark(cookie);
ASSERT3S(error, <=, 0);
crfree(cr);
spin_lock(&dentry->d_lock);
dentry->d_time = jiffies;
#ifndef HAVE_S_D_OP
d_set_d_op(dentry, &zpl_dentry_operations);
#endif /* HAVE_S_D_OP */
spin_unlock(&dentry->d_lock);
if (error) {
/*
* If we have a case sensitive fs, we do not want to
* insert negative entries, so return NULL for ENOENT.
* Fall through if the error is not ENOENT. Also free memory.
*/
if (ppn) {
pn_free(ppn);
if (error == -ENOENT)
return (NULL);
}
if (error == -ENOENT)
return (d_splice_alias(NULL, dentry));
else
return (ERR_PTR(error));
}
/*
* If we are case insensitive, call the correct function
* to install the name.
*/
if (ppn) {
struct dentry *new_dentry;
struct qstr ci_name;
ci_name.name = pn.pn_buf;
ci_name.len = strlen(pn.pn_buf);
new_dentry = d_add_ci(dentry, ip, &ci_name);
pn_free(ppn);
return (new_dentry);
} else {
return (d_splice_alias(ip, dentry));
}
}
zpl_lookup(struct inode *dir, struct dentry *dentry, unsigned int flags)
#endif
{
cred_t *cr = CRED();
struct inode *ip;
int error;
fstrans_cookie_t cookie;
pathname_t *ppn = NULL;
pathname_t pn;
zfs_sb_t *zsb = dentry->d_sb->s_fs_info;
if (dlen(dentry) > ZFS_MAXNAMELEN)
return (ERR_PTR(-ENAMETOOLONG));
crhold(cr);
cookie = spl_fstrans_mark();
/* If we are a case insensitive fs, we need the real name */
if (zsb->z_case == ZFS_CASE_INSENSITIVE) {
pn.pn_bufsize = ZFS_MAXNAMELEN;
pn.pn_buf = kmem_zalloc(ZFS_MAXNAMELEN, KM_SLEEP);
ppn = &pn;
}
error = -zfs_lookup(dir, dname(dentry), &ip, 0, cr, NULL, ppn);
spl_fstrans_unmark(cookie);
ASSERT3S(error, <=, 0);
crfree(cr);
spin_lock(&dentry->d_lock);
dentry->d_time = jiffies;
#ifndef HAVE_S_D_OP
d_set_d_op(dentry, &zpl_dentry_operations);
#endif /* HAVE_S_D_OP */
spin_unlock(&dentry->d_lock);
if (error) {
if (ppn)
kmem_free(pn.pn_buf, ZFS_MAXNAMELEN);
if (error == -ENOENT)
return (d_splice_alias(NULL, dentry));
else
return (ERR_PTR(error));
}
/*
* If we are case insensitive, call the correct function
* to install the name.
*/
if (ppn) {
struct dentry *new_dentry;
struct qstr ci_name;
ci_name.name = pn.pn_buf;
ci_name.len = strlen(pn.pn_buf);
new_dentry = d_add_ci(dentry, ip, &ci_name);
kmem_free(pn.pn_buf, ZFS_MAXNAMELEN);
return (new_dentry);
} else {
return (d_splice_alias(ip, dentry));
}
}
void dsetlen( LWDVector a, double d )
{
double d0 = dlen( a );
if ( d0 != 0.0 ) dscalev( a, d / d0 );
}