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authorEli Zaretskii <eliz@gnu.org>2005-05-06 13:08:15 +0000
committerEli Zaretskii <eliz@gnu.org>2005-05-06 13:08:15 +0000
commitc7c4bc11b1dbc9e17919788a409cd3ceb120f615 (patch)
tree385552fce8b242103ab7f442b19803a99a41bc72 /lisp/files.el
parent57a131fbc05820ea8afe802d61a95d6a0a2f4a09 (diff)
downloademacs-c7c4bc11b1dbc9e17919788a409cd3ceb120f615.tar.gz
(locate-file): Doc fix.
Diffstat (limited to 'lisp/files.el')
-rw-r--r--lisp/files.el5
1 files changed, 5 insertions, 0 deletions
diff --git a/lisp/files.el b/lisp/files.el
index ea4799968fe..e74e1adcf3d 100644
--- a/lisp/files.el
+++ b/lisp/files.el
@@ -632,8 +632,13 @@ The path separator is colon in GNU and GNU-like systems."
(defun locate-file (filename path &optional suffixes predicate)
"Search for FILENAME through PATH.
+If found, return the absolute file name of FILENAME, with its suffixes;
+otherwise return nil.
+PATH should be a list of directories to look in, like the lists in
+`exec-path' or `load-path'.
If SUFFIXES is non-nil, it should be a list of suffixes to append to
file name when searching. If SUFFIXES is nil, it is equivalent to '(\"\").
+Use '(\"/\") to disable PATH search, but still try the suffixes in SUFFIXES.
If non-nil, PREDICATE is used instead of `file-readable-p'.
PREDICATE can also be an integer to pass to the `access' system call,
in which case file-name handlers are ignored. This usage is deprecated.