[PATCH] lib/database: reduce try block scope to things that really need it

[Jani Nikula]

No need to maintain the pure C stuff within a try block, it's arguably
confusing. This also reduces indent for a bunch of code. No functional
changes.
---
 lib/database.cc | 80 ++++++++++++++++++++++++++++-----------------------------
 1 file changed, 40 insertions(+), 40 deletions(-)

diff --git a/lib/database.cc b/lib/database.cc
index 2d19f20c4b5e..aac8d62fd27d 100644
--- a/lib/database.cc
+++ b/lib/database.cc
@@ -2450,53 +2450,53 @@ notmuch_database_add_message (notmuch_database_t *notmuch,
     if (ret)
 	goto DONE;
 
-    try {
-	/* Before we do any real work, (especially before doing a
-	 * potential SHA-1 computation on the entire file's contents),
-	 * let's make sure that what we're looking at looks like an
-	 * actual email message.
-	 */
-	from = _notmuch_message_file_get_header (message_file, "from");
-	subject = _notmuch_message_file_get_header (message_file, "subject");
-	to = _notmuch_message_file_get_header (message_file, "to");
+    /* Before we do any real work, (especially before doing a
+     * potential SHA-1 computation on the entire file's contents),
+     * let's make sure that what we're looking at looks like an
+     * actual email message.
+     */
+    from = _notmuch_message_file_get_header (message_file, "from");
+    subject = _notmuch_message_file_get_header (message_file, "subject");
+    to = _notmuch_message_file_get_header (message_file, "to");
+
+    if ((from == NULL || *from == '\0') &&
+	(subject == NULL || *subject == '\0') &&
+	(to == NULL || *to == '\0')) {
+	ret = NOTMUCH_STATUS_FILE_NOT_EMAIL;
+	goto DONE;
+    }
 
-	if ((from == NULL || *from == '\0') &&
-	    (subject == NULL || *subject == '\0') &&
-	    (to == NULL || *to == '\0'))
-	{
-	    ret = NOTMUCH_STATUS_FILE_NOT_EMAIL;
-	    goto DONE;
-	}
+    /* Now that we're sure it's mail, the first order of business
+     * is to find a message ID (or else create one ourselves).
+     */
+    header = _notmuch_message_file_get_header (message_file, "message-id");
+    if (header && *header != '\0') {
+	message_id = _parse_message_id (message_file, header, NULL);
 
-	/* Now that we're sure it's mail, the first order of business
-	 * is to find a message ID (or else create one ourselves). */
+	/* So the header value isn't RFC-compliant, but it's
+	 * better than no message-id at all.
+	 */
+	if (message_id == NULL)
+	    message_id = talloc_strdup (message_file, header);
+    }
 
-	header = _notmuch_message_file_get_header (message_file, "message-id");
-	if (header && *header != '\0') {
-	    message_id = _parse_message_id (message_file, header, NULL);
+    if (message_id == NULL ) {
+	/* No message-id at all, let's generate one by taking a
+	 * hash over the file's contents.
+	 */
+	char *sha1 = _notmuch_sha1_of_file (filename);
 
-	    /* So the header value isn't RFC-compliant, but it's
-	     * better than no message-id at all. */
-	    if (message_id == NULL)
-		message_id = talloc_strdup (message_file, header);
+	/* If that failed too, something is really wrong. Give up. */
+	if (sha1 == NULL) {
+	    ret = NOTMUCH_STATUS_FILE_ERROR;
+	    goto DONE;
 	}
 
-	if (message_id == NULL ) {
-	    /* No message-id at all, let's generate one by taking a
-	     * hash over the file's contents. */
-	    char *sha1 = _notmuch_sha1_of_file (filename);
-
-	    /* If that failed too, something is really wrong. Give up. */
-	    if (sha1 == NULL) {
-		ret = NOTMUCH_STATUS_FILE_ERROR;
-		goto DONE;
-	    }
-
-	    message_id = talloc_asprintf (message_file,
-					  "notmuch-sha1-%s", sha1);
-	    free (sha1);
-	}
+	message_id = talloc_asprintf (message_file, "notmuch-sha1-%s", sha1);
+	free (sha1);
+    }
 
+    try {
 	/* Now that we have a message ID, we get a message object,
 	 * (which may or may not reference an existing document in the
 	 * database). */
-- 
2.10.2