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-rw-r--r--Source/CMakeLists.txt3
-rw-r--r--Source/CTest/cmCTestMemCheckHandler.cxx23
-rw-r--r--Source/CTest/cmCTestRunTest.cxx16
-rw-r--r--Source/CTest/cmCTestScriptHandler.cxx13
-rw-r--r--Source/cmCTest.cxx16
-rw-r--r--Source/cmDuration.cxx27
-rw-r--r--Source/cmDuration.h16
7 files changed, 74 insertions, 40 deletions
diff --git a/Source/CMakeLists.txt b/Source/CMakeLists.txt
index cd1287c..da5dc60 100644
--- a/Source/CMakeLists.txt
+++ b/Source/CMakeLists.txt
@@ -602,6 +602,9 @@ set(SRCS
cm_codecvt.hxx
cm_codecvt.cxx
cm_thread.hxx
+
+ cmDuration.h
+ cmDuration.cxx
)
SET_PROPERTY(SOURCE cmProcessOutput.cxx APPEND PROPERTY COMPILE_DEFINITIONS
diff --git a/Source/CTest/cmCTestMemCheckHandler.cxx b/Source/CTest/cmCTestMemCheckHandler.cxx
index 6b6c337..c3fbc0d 100644
--- a/Source/CTest/cmCTestMemCheckHandler.cxx
+++ b/Source/CTest/cmCTestMemCheckHandler.cxx
@@ -3,6 +3,7 @@
#include "cmCTestMemCheckHandler.h"
#include "cmCTest.h"
+#include "cmDuration.h"
#include "cmSystemTools.h"
#include "cmXMLParser.h"
#include "cmXMLWriter.h"
@@ -920,12 +921,11 @@ bool cmCTestMemCheckHandler::ProcessMemCheckValgrindOutput(
break; // stop the copy of output if we are full
}
}
- cmCTestOptionalLog(this->CTest, DEBUG, "End test (elapsed: "
- << std::chrono::duration_cast<std::chrono::seconds>(
- std::chrono::steady_clock::now() - sttime)
- .count()
- << "s)" << std::endl,
- this->Quiet);
+ cmCTestOptionalLog(
+ this->CTest, DEBUG, "End test (elapsed: "
+ << cmDurationTo<unsigned int>(std::chrono::steady_clock::now() - sttime)
+ << "s)" << std::endl,
+ this->Quiet);
log = ostr.str();
this->DefectCount += defects;
return defects == 0;
@@ -966,12 +966,11 @@ bool cmCTestMemCheckHandler::ProcessMemCheckBoundsCheckerOutput(
results[err]++;
defects++;
}
- cmCTestOptionalLog(this->CTest, DEBUG, "End test (elapsed: "
- << std::chrono::duration_cast<std::chrono::seconds>(
- std::chrono::steady_clock::now() - sttime)
- .count()
- << "s)" << std::endl,
- this->Quiet);
+ cmCTestOptionalLog(
+ this->CTest, DEBUG, "End test (elapsed: "
+ << cmDurationTo<unsigned int>(std::chrono::steady_clock::now() - sttime)
+ << "s)" << std::endl,
+ this->Quiet);
if (defects) {
// only put the output of Bounds Checker if there were
// errors or leaks detected
diff --git a/Source/CTest/cmCTestRunTest.cxx b/Source/CTest/cmCTestRunTest.cxx
index a5ec93d..8d602fa 100644
--- a/Source/CTest/cmCTestRunTest.cxx
+++ b/Source/CTest/cmCTestRunTest.cxx
@@ -621,17 +621,11 @@ bool cmCTestRunTest::ForkProcess(cmDuration testTimeOut, bool explicitTimeout,
if (testTimeOut == cmDuration::zero() && explicitTimeout) {
timeout = cmDuration::zero();
}
- cmCTestOptionalLog(
- this->CTest, HANDLER_VERBOSE_OUTPUT, this->Index
- << ": "
- << "Test timeout computed to be: "
- << (timeout == cmCTest::MaxDuration()
- ? std::string("infinite")
- : std::to_string(
- std::chrono::duration_cast<std::chrono::seconds>(timeout)
- .count()))
- << "\n",
- this->TestHandler->GetQuiet());
+ cmCTestOptionalLog(this->CTest, HANDLER_VERBOSE_OUTPUT, this->Index
+ << ": "
+ << "Test timeout computed to be: "
+ << cmDurationTo<unsigned int>(timeout) << "\n",
+ this->TestHandler->GetQuiet());
this->TestProcess->SetTimeout(timeout);
diff --git a/Source/CTest/cmCTestScriptHandler.cxx b/Source/CTest/cmCTestScriptHandler.cxx
index d5faeb5..15a81f2 100644
--- a/Source/CTest/cmCTestScriptHandler.cxx
+++ b/Source/CTest/cmCTestScriptHandler.cxx
@@ -159,9 +159,9 @@ void cmCTestScriptHandler::UpdateElapsedTime()
{
if (this->Makefile) {
// set the current elapsed time
- auto itime = std::chrono::duration_cast<std::chrono::seconds>(
- std::chrono::steady_clock::now() - this->ScriptStartTime);
- auto timeString = std::to_string(itime.count());
+ auto itime = cmDurationTo<unsigned int>(std::chrono::steady_clock::now() -
+ this->ScriptStartTime);
+ auto timeString = std::to_string(itime);
this->Makefile->AddDefinition("CTEST_ELAPSED_TIME", timeString.c_str());
}
}
@@ -569,10 +569,9 @@ int cmCTestScriptHandler::RunCurrentScript()
auto interval = std::chrono::steady_clock::now() - startOfInterval;
auto minimumInterval = cmDuration(this->MinimumInterval);
if (interval < minimumInterval) {
- auto sleepTime = std::chrono::duration_cast<std::chrono::seconds>(
- minimumInterval - interval)
- .count();
- this->SleepInSeconds(static_cast<unsigned int>(sleepTime));
+ auto sleepTime =
+ cmDurationTo<unsigned int>(minimumInterval - interval);
+ this->SleepInSeconds(sleepTime);
}
if (this->EmptyBinDirOnce) {
this->EmptyBinDir = false;
diff --git a/Source/cmCTest.cxx b/Source/cmCTest.cxx
index 4be02ed..9e76480 100644
--- a/Source/cmCTest.cxx
+++ b/Source/cmCTest.cxx
@@ -1092,14 +1092,11 @@ int cmCTest::RunTest(std::vector<const char*> argv, std::string* output,
if (timeout <= cmDuration::zero()) {
timeout = std::chrono::seconds(1);
}
- cmCTestLog(
- this, HANDLER_VERBOSE_OUTPUT, "Test timeout computed to be: "
- << (timeout == cmCTest::MaxDuration()
- ? std::string("infinite")
- : std::to_string(
- std::chrono::duration_cast<std::chrono::seconds>(timeout)
- .count()))
- << "\n");
+ cmCTestLog(this, HANDLER_VERBOSE_OUTPUT, "Test timeout computed to be: "
+ << (timeout == cmCTest::MaxDuration()
+ ? std::string("infinite")
+ : std::to_string(cmDurationTo<unsigned int>(timeout)))
+ << "\n");
if (cmSystemTools::SameFile(argv[0], cmSystemTools::GetCTestCommand()) &&
!this->ForceNewCTestProcess) {
cmCTest inst;
@@ -1121,8 +1118,7 @@ int cmCTest::RunTest(std::vector<const char*> argv, std::string* output,
timeout > cmDuration::zero()) {
args.push_back("--test-timeout");
std::ostringstream msg;
- msg << std::chrono::duration_cast<std::chrono::seconds>(timeout)
- .count();
+ msg << cmDurationTo<unsigned int>(timeout);
args.push_back(msg.str());
}
args.push_back(i);
diff --git a/Source/cmDuration.cxx b/Source/cmDuration.cxx
new file mode 100644
index 0000000..8ca5d8d
--- /dev/null
+++ b/Source/cmDuration.cxx
@@ -0,0 +1,27 @@
+/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
+ file Copyright.txt or https://cmake.org/licensing for details. */
+#define CMDURATION_CPP
+#include "cmDuration.h"
+
+template <typename T>
+T cmDurationTo(const cmDuration& duration)
+{
+ /* This works because the comparison operators for duration rely on
+ * std::common_type.
+ * So for example duration<int>::max() gets promoted to a duration<double>,
+ * which can then be safely compared.
+ */
+ if (duration >= std::chrono::duration<T>::max()) {
+ return std::chrono::duration<T>::max().count();
+ }
+ if (duration <= std::chrono::duration<T>::min()) {
+ return std::chrono::duration<T>::min().count();
+ }
+ // Ensure number of seconds by defining ratio<1>
+ return std::chrono::duration_cast<std::chrono::duration<T, std::ratio<1>>>(
+ duration)
+ .count();
+}
+
+template int cmDurationTo<int>(const cmDuration&);
+template unsigned int cmDurationTo<unsigned int>(const cmDuration&);
diff --git a/Source/cmDuration.h b/Source/cmDuration.h
index 5f73585..6df1455 100644
--- a/Source/cmDuration.h
+++ b/Source/cmDuration.h
@@ -6,3 +6,19 @@
#include <ratio>
typedef std::chrono::duration<double, std::ratio<1>> cmDuration;
+
+/*
+ * This function will return number of seconds in the requested type T.
+ *
+ * A duration_cast from duration<double> to duration<T> will not yield what
+ * one might expect if the double representation does not fit into type T.
+ * This function aims to safely convert, by clamping the double value between
+ * the permissible valid values for T.
+ */
+template <typename T>
+T cmDurationTo(const cmDuration& duration);
+
+#ifndef CMDURATION_CPP
+extern template int cmDurationTo<int>(const cmDuration&);
+extern template unsigned int cmDurationTo<unsigned int>(const cmDuration&);
+#endif