#include <string.h>
#include <unistd.h>
+#if ! _LIBC
+# include "lstat.h"
+#endif
+
#if defined _LIBC
# include <dirent.h>
# define NAMLEN(dirent) _D_EXACT_NAMLEN (dirent)
# define internal_function /* empty */
#endif
-/* Arrange to make lstat calls go through the wrapper function
- on systems with an lstat function that does not dereference symlinks
- that are specified with a trailing slash. */
-#if ! _LIBC && ! LSTAT_FOLLOWS_SLASHED_SYMLINK
-int rpl_lstat (const char *, struct stat *);
-# undef lstat
-# define lstat(Name, Stat_buf) rpl_lstat(Name, Stat_buf)
-#endif
-
#ifndef __set_errno
# define __set_errno(Val) errno = (Val)
#endif
static void leave_dir (FTS *fts, FTSENT *ent) {}
static bool setup_dir (FTS *fts) { return true; }
static void free_dir (FTS *fts) {}
-static int fd_safer (int fd) { return fd; }
#else
+# include "fcntl--.h"
# include "fts-cycle.c"
-# include "unistd-safer.h"
#endif
#ifndef MAX
SET(FTS_NOCHDIR);
/*
- * Start out with 1K of path space, and enough, in any case,
- * to hold the user's paths.
+ * Start out with 1K of file name space, and enough, in any case,
+ * to hold the user's file names.
*/
#ifndef MAXPATHLEN
# define MAXPATHLEN 1024
/* Allocate/initialize root(s). */
for (root = NULL, nitems = 0; *argv != NULL; ++argv, ++nitems) {
- /* Don't allow zero-length paths. */
+ /* Don't allow zero-length file names. */
if ((len = strlen(*argv)) == 0) {
__set_errno (ENOENT);
goto mem3;
/*
* If using chdir(2), grab a file descriptor pointing to dot to ensure
- * that we can get back here; this could be avoided for some paths,
+ * that we can get back here; this could be avoided for some file names,
* but almost certainly not worth the effort. Slashes, symbolic links,
* and ".." are all fairly nasty problems. Note, if we can't get the
* descriptor we run anyway, just more slowly.
* actually enter the directory until after the preorder visit, set
* the fts_accpath field specially so the chdir gets done to the right
* place and the user can access the first node. From fts_open it's
- * known that the path will fit.
+ * known that the file name will fit.
*/
len = p->fts_pathlen = p->fts_namelen;
memmove(sp->fts_path, p->fts_name, len + 1);
free(p);
}
- /* Free up child linked list, sort array, path buffer. */
+ /* Free up child linked list, sort array, file name buffer. */
if (sp->fts_child)
fts_lfree(sp->fts_child);
if (sp->fts_array)
}
/*
- * Special case of "/" at the end of the path so that slashes aren't
- * appended which would cause paths to be written as "....//foo".
+ * Special case of "/" at the end of the file name so that slashes aren't
+ * appended which would cause file names to be written as "....//foo".
*/
#define NAPPEND(p) \
(p->fts_path[p->fts_pathlen - 1] == '/' \
/*
* If reached the top, return to the original directory (or
- * the root of the tree), and load the paths for the next root.
+ * the root of the tree), and load the file names for the next
+ * root.
*/
if (p->fts_level == FTS_ROOTLEVEL) {
if (FCHDIR(sp, sp->fts_rfd)) {
return (sp->fts_cur = NULL);
}
- /* NUL terminate the pathname. */
+ /* NUL terminate the file name. */
sp->fts_path[p->fts_pathlen] = '\0';
/*
instr = BCHILD;
/*
- * If using chdir on a relative path and called BEFORE fts_read does
- * its chdir to the root of a traversal, we can lose -- we need to
+ * If using chdir on a relative file name and called BEFORE fts_read
+ * does its chdir to the root of a traversal, we can lose -- we need to
* chdir into the subdirectory, and we don't know where the current
* directory is, so we can't get back so that the upcoming chdir by
* fts_read will work.
else
oflag = DTF_HIDEW|DTF_NODUP|DTF_REWIND;
#else
-# define __opendir2(path, flag) opendir(path)
+# define __opendir2(file, flag) opendir(file)
#endif
if ((dirp = __opendir2(cur->fts_accpath, oflag)) == NULL) {
if (type == BREAD) {
* but set a flag so we don't chdir after the post-order visit.
* We won't be able to stat anything, but we can still return the
* names themselves. Note, that since fts_read won't be able to
- * chdir into the directory, it will have to return different path
+ * chdir into the directory, it will have to return different file
* names than before, i.e. "a/b" instead of "b". Since the node
* has already been visited in pre-order, have to wait until the
* post-order visit to return the error. There is a special case
/*
* Figure out the max file name length that can be stored in the
- * current path -- the inner loop allocates more path as necessary.
+ * current buffer -- the inner loop allocates more space as necessary.
* We really wouldn't have to do the maxlen calculations here, we
- * could do them in fts_read before returning the path, but it's a
+ * could do them in fts_read before returning the name, but it's a
* lot easier here since the length is part of the dirent structure.
*
* If not changing directories set a pointer so that can just append
- * each new name into the path.
+ * each new component into the file name.
*/
len = NAPPEND(cur);
if (ISSET(FTS_NOCHDIR)) {
oldaddr = sp->fts_path;
if (! fts_palloc(sp, NAMLEN (dp) + len + 1)) {
/*
- * No more memory for path or structures. Save
+ * No more memory. Save
* errno, free up the current structure and the
* structures already allocated.
*/
if (new_len < len) {
/*
* In the unlikely even that we would end up
- * with a path longer than SIZE_MAX, free up
+ * with a file name longer than SIZE_MAX, free up
* the current structure and the structures already
* allocated, then error out with ENAMETOOLONG.
*/
closedir(dirp);
/*
- * If realloc() changed the address of the path, adjust the
+ * If realloc() changed the address of the file name, adjust the
* addresses for the rest of the tree and the dir list.
*/
if (doadjust)
fts_padjust(sp, head);
/*
- * If not changing directories, reset the path back to original
+ * If not changing directories, reset the file name back to original
* state.
*/
if (ISSET(FTS_NOCHDIR)) {
/*
* If descended after called from fts_children or after called from
* fts_read and nothing found, get back. At the root level we use
- * the saved fd; if one of fts_open()'s arguments is a relative path
+ * the saved fd; if one of fts_open()'s arguments is a relative name
* to an empty directory, we wind up here with no other way back. If
* can't get back, we're done.
*/
struct Active_dir ad;
ad.ino = t->fts_statp->st_ino;
ad.dev = t->fts_statp->st_dev;
- if ( ! hash_lookup (sp->active_dir_ht, &ad))
+ if ( ! hash_lookup (sp->fts_cycle.ht, &ad))
printf ("ERROR: active dir, %s, not in tree\n", t->fts_path);
}
|| ent->fts_info == FTS_D))
{
struct Active_dir *ad;
- for (ad = hash_get_first (sp->active_dir_ht); ad != NULL;
- ad = hash_get_next (sp->active_dir_ht, ad))
+ for (ad = hash_get_first (sp->fts_cycle.ht); ad != NULL;
+ ad = hash_get_next (sp->fts_cycle.ht, ad))
{
find_matching_ancestor (ent, ad);
}
}
/*
- * Allow essentially unlimited paths; find, rm, ls should all work on any tree.
- * Most systems will allow creation of paths much longer than MAXPATHLEN, even
- * though the kernel won't resolve them. Add the size (not just what's needed)
- * plus 256 bytes so don't realloc the path 2 bytes at a time.
+ * Allow essentially unlimited file name lengths; find, rm, ls should
+ * all work on any tree. Most systems will allow creation of file
+ * names much longer than MAXPATHLEN, even though the kernel won't
+ * resolve them. Add the size (not just what's needed) plus 256 bytes
+ * so don't realloc the file name 2 bytes at a time.
*/
static bool
internal_function
}
/*
- * When the path is realloc'd, have to fix all of the pointers in structures
- * already returned.
+ * When the file name is realloc'd, have to fix all of the pointers in
+ * structures already returned.
*/
static void
internal_function
}
/*
- * Change to dir specified by fd or path without getting
+ * Change to dir specified by fd or file name without getting
* tricked by someone changing the world out from underneath us.
* Assumes p->fts_statp->st_dev and p->fts_statp->st_ino are filled in.
*/
static int
internal_function
-fts_safe_changedir (FTS *sp, FTSENT *p, int fd, char const *path)
+fts_safe_changedir (FTS *sp, FTSENT *p, int fd, char const *dir)
{
int ret, oerrno, newfd;
struct stat sb;
newfd = fd;
if (ISSET(FTS_NOCHDIR))
return (0);
- if (fd < 0 && (newfd = fd_safer (diropen (path))) < 0)
+ if (fd < 0 && (newfd = diropen (dir)) < 0)
return (-1);
if (fstat(newfd, &sb)) {
ret = -1;