From 3f0624cab61fa38320eaed852634fefe01e68148 Mon Sep 17 00:00:00 2001
From: Vinnie Falco <vinnie.falco@gmail.com>
Date: Sat, 17 Jan 2026 05:37:09 -0800
Subject: [PATCH] canceled error and condition

---
 include/boost/capy/error.hpp | 4 ++++
 src/cond.cpp                 | 3 +++
 src/error.cpp                | 1 +
 3 files changed, 8 insertions(+)

diff --git a/include/boost/capy/error.hpp b/include/boost/capy/error.hpp
index 1648aa04..7b385d8e 100644
--- a/include/boost/capy/error.hpp
+++ b/include/boost/capy/error.hpp
@@ -21,10 +21,14 @@ namespace capy {
 
     Return `error::eof` when originating an eof error.
     Check `ec == cond::eof` for portable comparison.
+
+    Return `error::canceled` when originating a cancellation error.
+    Check `ec == cond::canceled` for portable comparison.
 */
 enum class error
 {
     eof = 1,
+    canceled,
     test_failure
 };
 
diff --git a/src/cond.cpp b/src/cond.cpp
index 2b4ef5e4..3eb0c084 100644
--- a/src/cond.cpp
+++ b/src/cond.cpp
@@ -59,6 +59,9 @@ equivalent(
         return ec == capy::error::eof;
 
     case cond::canceled:
+        // Check capy::error::canceled
+        if(ec == capy::error::canceled)
+            return true;
         // Check boost::system::errc
         if(ec == boost::system::errc::operation_canceled)
             return true;
diff --git a/src/error.cpp b/src/error.cpp
index c90889e1..73a21ee6 100644
--- a/src/error.cpp
+++ b/src/error.cpp
@@ -38,6 +38,7 @@ message(
     switch(static_cast<error>(code))
     {
     case error::eof: return "eof";
+    case error::canceled: return "operation canceled";
     case error::test_failure: return "test failure";
     default:
         return "unknown";