If a leaf part's body content is omitted, return the content length in
--format=text output, for parity with --format=json output.
---
 notmuch-show.c |   23 +++++++++++++++++++----
 1 files changed, 19 insertions(+), 4 deletions(-)

diff --git a/notmuch-show.c b/notmuch-show.c
index 5c54257..cde8a1e 100644
--- a/notmuch-show.c
+++ b/notmuch-show.c
@@ -488,9 +488,17 @@ format_part_text (const void *ctx, sprinter_t *sp, mime_node_t *node,
 	GMIME_OBJECT (node->envelope_part) : node->part;
     GMimeContentType *content_type = g_mime_object_get_content_type (meta);
     const notmuch_bool_t leaf = GMIME_IS_PART (node->part);
+    notmuch_bool_t leaf_text_part = FALSE;
     const char *part_type;
     int i;
 
+    if (leaf &&
+	g_mime_content_type_is_type (content_type, "text", "*") &&
+	!g_mime_content_type_is_type (content_type, "text", "html"))
+    {
+	leaf_text_part = TRUE;
+    }
+
     if (node->envelope_file) {
 	notmuch_message_t *message = node->envelope_file;
 
@@ -519,7 +527,16 @@ format_part_text (const void *ctx, sprinter_t *sp, mime_node_t *node,
 	    printf (", Filename: %s", filename);
 	if (cid)
 	    printf (", Content-id: %s", cid);
-	printf (", Content-type: %s\n", g_mime_content_type_to_string (content_type));
+	printf (", Content-type: %s", g_mime_content_type_to_string (content_type));
+	if (leaf && !leaf_text_part) {
+	    GMimeDataWrapper *wrapper = g_mime_part_get_content_object (GMIME_PART (node->part));
+	    GMimeStream *stream = g_mime_data_wrapper_get_stream (wrapper);
+	    ssize_t length = g_mime_stream_length (stream);
+	    if (length >= 0) {
+		printf (", Content-length: %ld", length);
+	    }
+	}
+	printf ("\n");
     }
 
     if (GMIME_IS_MESSAGE (node->part)) {
@@ -547,9 +564,7 @@ format_part_text (const void *ctx, sprinter_t *sp, mime_node_t *node,
     }
 
     if (leaf) {
-	if (g_mime_content_type_is_type (content_type, "text", "*") &&
-	    !g_mime_content_type_is_type (content_type, "text", "html"))
-	{
+	if (leaf_text_part) {
 	    GMimeStream *stream_stdout = g_mime_stream_file_new (stdout);
 	    g_mime_stream_file_set_owner (GMIME_STREAM_FILE (stream_stdout), FALSE);
 	    show_text_part_content (node->part, stream_stdout, 0);
-- 
1.7.4.4