oldfind: remove

The FTS-based find is the default for a long time; oldfind has not been
installed since 4.5.18 (2015), and was only just used in tests.

* NEWS: Document the change.
* doc/find-maint.texi (Factor Out Repeated Code): Remove mentioning of
oldfind.
* find/.gitignore (/oldfind): Remove entry.
* find/Makefile.am (check_PROGRAMS): Remove.
(oldfind_SOURCES): Remove.
* find/defs.h (struct dir_id): Remove, it was only used in oldfind.c.
(symlink_handling): Likewise.
Adjust comments wrt oldfind otherwise.
* find/oldfind.c: Remove.
* find/testsuite/config/unix.exp: Remove the code to search for and
to run tests with oldfind.
* find/testsuite/find.posix/dotdotfiles.exp: Adjust comment.
* po/POTFILES.in (find/oldfind.c): Remove entry.
* tests/find/debug-missing-arg.sh: Remove run with oldfind.
* tests/find/exec-plus-last-file.sh: Likewise.
* tests/find/execdir-fd-leak.sh: Likewise.
* tests/find/many-dir-entries-vs-OOM.sh: Likewise.
* tests/find/name-lbracket-literal.sh: Likewise.
* tests/find/printf_escape_c.sh: Likewise.
* tests/find/printf_escapechars.sh: Likewise.
* tests/find/printf_inode.sh: Likewise.
* tests/find/refuse-noop.sh: Likewise.
* tests/find/type_list.sh: Likewise.
* tests/local.mk (built_programs): Remove oldfind from list.

1 files changed, 2 insertions, 12 deletions

diff --git a/find/defs.h b/find/defs.h
index 1b02457d..cb519136 100644
--- a/find/defs.h
+++ b/find/defs.h
@@ -138,14 +138,6 @@ struct perm_val
   mode_t val[2];
 };
 
-/* dir_id is used to support loop detection in oldfind.c
- */
-struct dir_id
-{
-  ino_t ino;
-  dev_t dev;
-};
-
 /* samefile_file_id is used to support the -samefile test.
  */
 struct samefile_file_id
@@ -346,14 +338,13 @@ struct predicate
   const struct parser_table* parser_entry;
 };
 
-/* oldfind.c, ftsfind.c */
+/* ftsfind.c */
 bool is_fts_enabled(int *ftsoptions);
 
 /* find library function declarations.  */
 
 /* find global function declarations.  */
 
-/* oldfind.c */
 /* SymlinkOption represents the choice of
  * -P, -L or -P (default) on the command line.
  */
@@ -363,7 +354,6 @@ enum SymlinkOption
     SYMLINK_ALWAYS_DEREF,	/* Option -L */
     SYMLINK_DEREF_ARGSONLY	/* Option -H */
   };
-extern enum SymlinkOption symlink_handling; /* defined in oldfind.c. */
 
 void set_follow_state (enum SymlinkOption opt);
 void cleanup(void);
@@ -528,7 +518,7 @@ bool apply_predicate(const char *pathname, struct stat *stat_buf, struct predica
 # define pred_is(node, fn) ( ((node)->pred_func) == (fn) )
 
 
-/* oldfind.c. */
+/* util.c. */
 int get_info (const char *pathname, struct stat *p, struct predicate *pred_ptr);
 bool following_links (void);
 bool digest_mode (mode_t *mode, const char *pathname, const char *name, struct stat *pstat, bool leaf);