Subject: [PATCH] shepherd: remove local call/ec definition.
From: guy fleury iteriteka <[email-masked]>
To: [email-masked]
Date: Wed, 15 Apr 2020 20:09:58 +0200
List-Id: <debbugs-submit.debbugs.gnu.org>

Tests pass with guile 2.2 and 3.0.
I haven't test it with guile 2.0 version.

* modules/shepherd/args.scm(module): import (ice-9 control) module.
* modules/shepherd/service.scm: Likewise.
* modules/shepherd/support.scm(call/ec): remove call/ec definition and
  his exportation.
---
 modules/shepherd/args.scm    |  1 +
 modules/shepherd/service.scm |  1 +
 modules/shepherd/support.scm | 13 -------------
 3 files changed, 2 insertions(+), 13 deletions(-)

diff --git a/modules/shepherd/args.scm b/modules/shepherd/args.scm
index 604768f..b98f29c 100644
--- a/modules/shepherd/args.scm
+++ b/modules/shepherd/args.scm
@@ -20,6 +20,7 @@
 (define-module (shepherd args)
   #:use-module (oop goops)
   #:use-module (srfi srfi-1)
+  #:use-module ((ice-9 control) #:select (call/ec))
   #:use-module (shepherd support)
   #:use-module (shepherd config)
   #:export (<option>
diff --git a/modules/shepherd/service.scm b/modules/shepherd/service.scm
index fc82cc4..88b5c07 100644
--- a/modules/shepherd/service.scm
+++ b/modules/shepherd/service.scm
@@ -29,6 +29,7 @@
   #:use-module (srfi srfi-34)
   #:use-module (srfi srfi-35)
   #:use-module (rnrs io ports)
+  #:use-module ((ice-9 control) #:select (call/ec))
   #:use-module (ice-9 match)
   #:use-module (ice-9 format)
   #:autoload   (ice-9 pretty-print) (truncated-print)
diff --git a/modules/shepherd/support.scm b/modules/shepherd/support.scm
index 1f73f6b..cdb7b35 100644
--- a/modules/shepherd/support.scm
+++ b/modules/shepherd/support.scm
@@ -25,7 +25,6 @@
   #:use-module (ice-9 match)
   #:export (buffering-mode
 
-            call/ec
             caught-error
             assert
             label
@@ -80,18 +79,6 @@
     ((_ none)
      (if-2.0 _IONBF 'none))))
 
-;; Implement `call-with-escape-continuation' with `catch' and `throw'.
-;; FIXME: Multiple return values.
-(define (call/ec proc)
-  (let* ((catch-sym (gensym))
-	 (escape (lambda (value)
-		   (throw catch-sym value))))
-    (catch catch-sym
-      (lambda ()
-	(proc escape))
-      (lambda (sym value)
-	value))))
-
 ;; Report the caught error.
 ;; FIXME: Needs some more work.
 (define (caught-error key args)
-- 
2.25.1