Improve exif-field discoverability

* lisp/image/exif.el (exif-parse-file, exif-parse-buffer): Link to
`exif-field'.

diff --git a/etc/NEWS b/etc/NEWS
index c177121c808df92c751385084f6990f5ea0165e3..c66d05eb933718daee415fffe5554c6c48872b3a 100644 (file)
--- a/etc/NEWS
+++ b/etc/NEWS
@@ -1114,6 +1114,7 @@ the buffer will take you to that directory.
 
 ** Exif
 
+---
 *** New function 'exif-field'.
 This is a convenience function to extract the field data from
 'exif-parse-file' and 'exif-parse-buffer'.

diff --git a/lisp/image/exif.el b/lisp/image/exif.el
index 35666b954ca08066222bd49766d826ffc951a403..fd4673dc1b6cd675ef611e6a5e0f2b9ffcd3a497 100644 (file)
--- a/lisp/image/exif.el
+++ b/lisp/image/exif.el
@@ -100,7 +100,10 @@ mirrored or not.")
   "Parse FILE (a JPEG file) and return the Exif data, if any.
 The return value is a list of Exif items.
 
-If the data is invalid, an `exif-error' is signaled."
+If the data is invalid, an `exif-error' is signaled.
+
+Also see the `exif-field' convenience function to extract data
+from the return value of this function."
   (with-temp-buffer
     (set-buffer-multibyte nil)
     (insert-file-contents-literally file)
@@ -110,7 +113,10 @@ If the data is invalid, an `exif-error' is signaled."
   "Parse BUFFER (which should be a JPEG file) and return the Exif data, if any.
 The return value is a list of Exif items.
 
-If the data is invalid, an `exif-error' is signaled."
+If the data is invalid, an `exif-error' is signaled.
+
+Also see the `exif-field' convenience function to extract data
+from the return value of this function."
   (setq buffer (or buffer (current-buffer)))
   (with-current-buffer buffer
     (if enable-multibyte-characters