All the structured output functions in notmuch-reply and notmuch-show
are renamed to a generic name (as they do not contain any json-specific
code anyway). This patch is a preparation to actually using the new
S-Expression sprinter in notmuch-reply and notmuch-show.
---
 notmuch-client.h |  8 ++++----
 notmuch-reply.c  | 43 ++++++++++++++++++++++++++-----------------
 notmuch-show.c   | 30 +++++++++++++++---------------
 3 files changed, 45 insertions(+), 36 deletions(-)

diff --git a/notmuch-client.h b/notmuch-client.h
index ae9344b..1c336dc 100644
--- a/notmuch-client.h
+++ b/notmuch-client.h
@@ -175,12 +175,12 @@ notmuch_status_t
 show_one_part (const char *filename, int part);

 void
-format_part_json (const void *ctx, struct sprinter *sp, mime_node_t *node,
-                 notmuch_bool_t first, notmuch_bool_t output_body);
+format_part_sprinter (const void *ctx, struct sprinter *sp, mime_node_t *node,
+                     notmuch_bool_t first, notmuch_bool_t output_body);

 void
-format_headers_json (struct sprinter *sp, GMimeMessage *message,
-                    notmuch_bool_t reply);
+format_headers_sprinter (struct sprinter *sp, GMimeMessage *message,
+                        notmuch_bool_t reply);

 typedef enum {
     NOTMUCH_SHOW_TEXT_PART_REPLY = 1 << 0,
diff --git a/notmuch-reply.c b/notmuch-reply.c
index e60a264..6103d6e 100644
--- a/notmuch-reply.c
+++ b/notmuch-reply.c
@@ -548,7 +548,8 @@ notmuch_reply_format_default(void *ctx,
                             notmuch_config_t *config,
                             notmuch_query_t *query,
                             notmuch_show_params_t *params,
-                            notmuch_bool_t reply_all)
+                            notmuch_bool_t reply_all,
+                            unused (sprinter_t *sp))
 {
     GMimeMessage *reply;
     notmuch_messages_t *messages;
@@ -587,17 +588,17 @@ notmuch_reply_format_default(void *ctx,
 }

 static int
-notmuch_reply_format_json(void *ctx,
-                         notmuch_config_t *config,
-                         notmuch_query_t *query,
-                         notmuch_show_params_t *params,
-                         notmuch_bool_t reply_all)
+notmuch_reply_format_sprinter(void *ctx,
+                             notmuch_config_t *config,
+                             notmuch_query_t *query,
+                             notmuch_show_params_t *params,
+                             notmuch_bool_t reply_all,
+                             sprinter_t *sp)
 {
     GMimeMessage *reply;
     notmuch_messages_t *messages;
     notmuch_message_t *message;
     mime_node_t *node;
-    sprinter_t *sp;

     if (notmuch_query_count_messages (query) != 1) {
        fprintf (stderr, "Error: search term did not match precisely one 
message.\n");
@@ -613,18 +614,17 @@ notmuch_reply_format_json(void *ctx,
     if (!reply)
        return 1;

-    sp = sprinter_json_create (ctx, stdout);
     sp->begin_map (sp);

     /* The headers of the reply message we've created */
     sp->map_key (sp, "reply-headers");
-    format_headers_json (sp, reply, TRUE);
+    format_headers_sprinter (sp, reply, TRUE);
     g_object_unref (G_OBJECT (reply));
     reply = NULL;

     /* Start the original */
     sp->map_key (sp, "original");
-    format_part_json (ctx, sp, node, TRUE, TRUE);
+    format_part_sprinter (ctx, sp, node, TRUE, TRUE);

     /* End */
     sp->end (sp);
@@ -639,7 +639,8 @@ notmuch_reply_format_headers_only(void *ctx,
                                  notmuch_config_t *config,
                                  notmuch_query_t *query,
                                  unused (notmuch_show_params_t *params),
-                                 notmuch_bool_t reply_all)
+                                 notmuch_bool_t reply_all,
+                                 unused (sprinter_t *sp))
 {
     GMimeMessage *reply;
     notmuch_messages_t *messages;
@@ -707,7 +708,12 @@ notmuch_reply_command (void *ctx, int argc, char *argv[])
     notmuch_query_t *query;
     char *query_string;
     int opt_index, ret = 0;
-    int (*reply_format_func)(void *ctx, notmuch_config_t *config, 
notmuch_query_t *query, notmuch_show_params_t *params, notmuch_bool_t 
reply_all);
+    int (*reply_format_func)(void *ctx,
+                            notmuch_config_t *config,
+                            notmuch_query_t *query,
+                            notmuch_show_params_t *params,
+                            notmuch_bool_t reply_all,
+                            struct sprinter *sp);
     notmuch_show_params_t params = {
        .part = -1,
        .crypto = {
@@ -717,6 +723,7 @@ notmuch_reply_command (void *ctx, int argc, char *argv[])
     };
     int format = FORMAT_DEFAULT;
     int reply_all = TRUE;
+    struct sprinter *sp = NULL;

     notmuch_opt_desc_t options[] = {
        { NOTMUCH_OPT_KEYWORD, &format, "format", 'f',
@@ -738,12 +745,14 @@ notmuch_reply_command (void *ctx, int argc, char *argv[])
        return 1;
     }

-    if (format == FORMAT_HEADERS_ONLY)
+    if (format == FORMAT_HEADERS_ONLY) {
        reply_format_func = notmuch_reply_format_headers_only;
-    else if (format == FORMAT_JSON)
-       reply_format_func = notmuch_reply_format_json;
-    else
+    } else if (format == FORMAT_JSON) {
+       reply_format_func = notmuch_reply_format_sprinter;
+       sp = sprinter_json_create (ctx, stdout);
+    } else {
        reply_format_func = notmuch_reply_format_default;
+    }

     config = notmuch_config_open (ctx, NULL, NULL);
     if (config == NULL)
@@ -770,7 +779,7 @@ notmuch_reply_command (void *ctx, int argc, char *argv[])
        return 1;
     }

-    if (reply_format_func (ctx, config, query, &params, reply_all) != 0)
+    if (reply_format_func (ctx, config, query, &params, reply_all, sp) != 0)
        return 1;

     notmuch_crypto_cleanup (&params.crypto);
diff --git a/notmuch-show.c b/notmuch-show.c
index 2fa2292..38c621f 100644
--- a/notmuch-show.c
+++ b/notmuch-show.c
@@ -32,12 +32,12 @@ static const notmuch_show_format_t format_text = {
 };

 static notmuch_status_t
-format_part_json_entry (const void *ctx, sprinter_t *sp, mime_node_t *node,
+format_part_sprinter_entry (const void *ctx, sprinter_t *sp, mime_node_t *node,
                        int indent, const notmuch_show_params_t *params);

 static const notmuch_show_format_t format_json = {
     .new_sprinter = sprinter_json_create,
-    .part = format_part_json_entry,
+    .part = format_part_sprinter_entry,
 };

 static notmuch_status_t
@@ -108,7 +108,7 @@ _get_one_line_summary (const void *ctx, notmuch_message_t 
*message)
 /* Emit a sequence of key/value pairs for the metadata of message.
  * The caller should begin a map before calling this. */
 static void
-format_message_json (sprinter_t *sp, notmuch_message_t *message)
+format_message_sprinter (sprinter_t *sp, notmuch_message_t *message)
 {
     /* Any changes to the JSON format should be reflected in the file
      * devel/schemata. */
@@ -208,7 +208,7 @@ _is_from_line (const char *line)
 }

 void
-format_headers_json (sprinter_t *sp, GMimeMessage *message,
+format_headers_sprinter (sprinter_t *sp, GMimeMessage *message,
                     notmuch_bool_t reply)
 {
     /* Any changes to the JSON format should be reflected in the file
@@ -363,7 +363,7 @@ signer_status_to_string (GMimeSignerStatus x)

 #ifdef GMIME_ATLEAST_26
 static void
-format_part_sigstatus_json (sprinter_t *sp, mime_node_t *node)
+format_part_sigstatus_sprinter (sprinter_t *sp, mime_node_t *node)
 {
     /* Any changes to the JSON format should be reflected in the file
      * devel/schemata. */
@@ -438,7 +438,7 @@ format_part_sigstatus_json (sprinter_t *sp, mime_node_t 
*node)
 }
 #else
 static void
-format_part_sigstatus_json (sprinter_t *sp, mime_node_t *node)
+format_part_sigstatus_sprinter (sprinter_t *sp, mime_node_t *node)
 {
     const GMimeSignatureValidity* validity = node->sig_validity;

@@ -595,7 +595,7 @@ format_part_text (const void *ctx, sprinter_t *sp, 
mime_node_t *node,
 }

 void
-format_part_json (const void *ctx, sprinter_t *sp, mime_node_t *node,
+format_part_sprinter (const void *ctx, sprinter_t *sp, mime_node_t *node,
                  notmuch_bool_t first, notmuch_bool_t output_body)
 {
     /* Any changes to the JSON format should be reflected in the file
@@ -603,15 +603,15 @@ format_part_json (const void *ctx, sprinter_t *sp, 
mime_node_t *node,

     if (node->envelope_file) {
        sp->begin_map (sp);
-       format_message_json (sp, node->envelope_file);
+       format_message_sprinter (sp, node->envelope_file);

        sp->map_key (sp, "headers");
-       format_headers_json (sp, GMIME_MESSAGE (node->part), FALSE);
+       format_headers_sprinter (sp, GMIME_MESSAGE (node->part), FALSE);

        if (output_body) {
            sp->map_key (sp, "body");
            sp->begin_list (sp);
-           format_part_json (ctx, sp, mime_node_child (node, 0), first, TRUE);
+           format_part_sprinter (ctx, sp, mime_node_child (node, 0), first, 
TRUE);
            sp->end (sp);
        }
        sp->end (sp);
@@ -646,7 +646,7 @@ format_part_json (const void *ctx, sprinter_t *sp, 
mime_node_t *node,

     if (node->verify_attempted) {
        sp->map_key (sp, "sigstatus");
-       format_part_sigstatus_json (sp, node);
+       format_part_sigstatus_sprinter (sp, node);
     }

     sp->map_key (sp, "content-type");
@@ -698,7 +698,7 @@ format_part_json (const void *ctx, sprinter_t *sp, 
mime_node_t *node,
        sp->begin_map (sp);

        sp->map_key (sp, "headers");
-       format_headers_json (sp, GMIME_MESSAGE (node->part), FALSE);
+       format_headers_sprinter (sp, GMIME_MESSAGE (node->part), FALSE);

        sp->map_key (sp, "body");
        sp->begin_list (sp);
@@ -706,7 +706,7 @@ format_part_json (const void *ctx, sprinter_t *sp, 
mime_node_t *node,
     }

     for (i = 0; i < node->nchildren; i++)
-       format_part_json (ctx, sp, mime_node_child (node, i), i == 0, TRUE);
+       format_part_sprinter (ctx, sp, mime_node_child (node, i), i == 0, TRUE);

     /* Close content structures */
     for (i = 0; i < nclose; i++)
@@ -716,11 +716,11 @@ format_part_json (const void *ctx, sprinter_t *sp, 
mime_node_t *node,
 }

 static notmuch_status_t
-format_part_json_entry (const void *ctx, sprinter_t *sp,
+format_part_sprinter_entry (const void *ctx, sprinter_t *sp,
                        mime_node_t *node, unused (int indent),
                        const notmuch_show_params_t *params)
 {
-    format_part_json (ctx, sp, node, TRUE, params->output_body);
+    format_part_sprinter (ctx, sp, node, TRUE, params->output_body);

     return NOTMUCH_STATUS_SUCCESS;
 }
-- 
1.8.0

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