Fix errors in code samples per cpp-docs 2480

Colin Robertson · Colin Robertson · commit 26c29c5c02ff · 2020-10-19T14:31:40.000-07:00
diff --git a/docs/parallel/concrt/codesnippet/CPP/how-to-create-a-task-that-completes-after-a-delay_2.cpp b/docs/parallel/concrt/codesnippet/CPP/how-to-create-a-task-that-completes-after-a-delay_2.cpp
@@ -19,10 +19,10 @@ bool count_primes(unsigned int max_value, unsigned int timeout)
 
     // Create a task that computes the count of prime numbers.
     // The task is canceled after the specified timeout.
-    auto t = cancel_after_timeout(task<size_t>([max_value, timeout]
+    auto t = cancel_after_timeout(task<size_t>([max_value, timeout, cts]
     {
         combinable<size_t> counts;
-        parallel_for<unsigned int>(0, max_value + 1, [&counts](unsigned int n) 
+        parallel_for<unsigned int>(0, max_value + 1, [&counts, cts](unsigned int n) 
         {
             // Respond if the overall task is cancelled by canceling 
             // the current task.
@@ -52,7 +52,7 @@ bool count_primes(unsigned int max_value, unsigned int timeout)
               << timeout << L" ms." << endl;
         return true;
     }
-    catch (const task_canceled& e)
+    catch (const task_canceled&)
     {
         wcout << L"The task timed out." << endl;
         return false;
diff --git a/docs/parallel/concrt/codesnippet/CPP/how-to-create-a-task-that-completes-after-a-delay_3.cpp b/docs/parallel/concrt/codesnippet/CPP/how-to-create-a-task-that-completes-after-a-delay_3.cpp
@@ -1,5 +1,6 @@
 // task-delay.cpp
 // compile with: /EHsc
+#include <ppl.h>
 #include <ppltasks.h>
 #include <agents.h>
 #include <iostream>
@@ -91,10 +92,10 @@ bool count_primes(unsigned int max_value, unsigned int timeout)
 
     // Create a task that computes the count of prime numbers.
     // The task is canceled after the specified timeout.
-    auto t = cancel_after_timeout(task<size_t>([max_value, timeout]
+    auto t = cancel_after_timeout(task<size_t>([max_value, timeout, cts]
     {
         combinable<size_t> counts;
-        parallel_for<unsigned int>(0, max_value + 1, [&counts](unsigned int n) 
+        parallel_for<unsigned int>(0, max_value + 1, [&counts, cts](unsigned int n) 
         {
             // Respond if the overall task is cancelled by canceling 
             // the current task.
@@ -124,7 +125,7 @@ bool count_primes(unsigned int max_value, unsigned int timeout)
               << timeout << L" ms." << endl;
         return true;
     }
-    catch (const task_canceled& e)
+    catch (const task_canceled&)
     {
         wcout << L"The task timed out." << endl;
         return false;

Original file line number	Diff line number	Diff line change
`@@ -19,10 +19,10 @@ bool count_primes(unsigned int max_value, unsigned int timeout)`
`19`	`19`
`20`	`20`	`// Create a task that computes the count of prime numbers.`
`21`	`21`	`// The task is canceled after the specified timeout.`
`22`		`- auto t = cancel_after_timeout(task<size_t>([max_value, timeout]`
	`22`	`+ auto t = cancel_after_timeout(task<size_t>([max_value, timeout, cts]`
`23`	`23`	`{`
`24`	`24`	`combinable<size_t> counts;`
`25`		`- parallel_for<unsigned int>(0, max_value + 1, [&counts](unsigned int n)`
	`25`	`+ parallel_for<unsigned int>(0, max_value + 1, [&counts, cts](unsigned int n)`
`26`	`26`	`{`
`27`	`27`	`// Respond if the overall task is cancelled by canceling`
`28`	`28`	`// the current task.`
`@@ -52,7 +52,7 @@ bool count_primes(unsigned int max_value, unsigned int timeout)`
`52`	`52`	`<< timeout << L" ms." << endl;`
`53`	`53`	`return true;`
`54`	`54`	`}`
`55`		`- catch (const task_canceled& e)`
	`55`	`+ catch (const task_canceled&)`
`56`	`56`	`{`
`57`	`57`	`wcout << L"The task timed out." << endl;`
`58`	`58`	`return false;`