From: Tim Vaughan <tgvaughan@gmail.com>
Date: Fri, 21 Jun 2019 23:16:02 +0000 (+0200)
Subject: Improved connection error handling.
X-Git-Url: https://thelambdalab.xyz/gitweb/index.cgi?p=scratchy.git;a=commitdiff_plain;h=99049adeaed71d9b6a2c53a79104acbbdc946db9

Improved connection error handling.
---

diff --git a/scratchy.scm b/scratchy.scm
index 0bc9a6a..bdbdee4 100644
--- a/scratchy.scm
+++ b/scratchy.scm
@@ -20,7 +20,7 @@
 
 ;;; Global constants
 
-(define scratchy-version "1.0.0")
+(define scratchy-version "1.0.1")
 
 (define scratchy-footer
   (conc "\n"
@@ -58,24 +58,27 @@
 
 (define (server-loop listener config)
   (let-values (((in-port out-port) (tcp-accept listener)))
-    (let* ((line (read-line in-port))
-           (selector (string-trim-both line)))
-      (let-values (((local-ip remote-ip) (tcp-addresses in-port)))
-        (print "Accepted connection from " remote-ip
-               " on " (seconds->string))
-        (condition-case
-            (begin
-              (with-output-to-port out-port
-                (lambda ()
-                  (serve-selector (if (= (string-length selector) 0)
-                                      "/"
-                                      selector)
-                                  config)))
-              (print "... served selector '" selector "'. Closing connection."))
-          (o (exn)
-             (print-error-message o out-port)
-             (print-error-message o)
-             (print "Error while attempting to serve selector " selector ".")))))
+    (let-values (((local-ip remote-ip) (tcp-addresses in-port)))
+      (print "Accepted connection from " remote-ip
+             " on " (seconds->string)))
+    (condition-case
+        (let* ((line (read-line in-port))
+               (selector (string-trim-both line)))
+          (condition-case
+              (begin
+                (with-output-to-port out-port
+                  (lambda ()
+                    (serve-selector (if (= (string-length selector) 0)
+                                        "/"
+                                        selector)
+                                    config)))
+                (print "... served selector '" selector "'. Closing connection."))
+            (o (exn)
+               (print-error-message o out-port)
+               (print-error-message o)
+               (print "Error while attempting to serve selector " selector "."))))
+      (o (exn)
+         (print-error-message o)))
     (close-input-port in-port)
     (close-output-port out-port))
   (server-loop listener config))