Exempt EPICS libraries from -Weffc++

src/msgPrintControl.cpp

@@ -5,21 +5,19 @@
 
 msgPrintControlKey::msgPrintControlKey(char *controller, int axisNo,
                                        const char *functionName, int line,
-                                       size_t maxRepetitions) {
+                                       size_t maxRepetitions)
-    controller_ = controller;
+    : controller_(controller), axisNo_(axisNo), functionName_(functionName),
-    axisNo_ = axisNo;
+      line_(line), maxRepetitions_(maxRepetitions) {}
-    line_ = line;
-    functionName_ = functionName;
-    maxRepetitions_ = maxRepetitions;
-}
 
 void msgPrintControlKey::format(char *buffer, size_t bufferSize) {
     snprintf(buffer, bufferSize, "controller %s, axis %d, function %s, line %d",
-             controller_.c_str(), axisNo_, functionName_, line_);
+             controller_.c_str(), axisNo_, functionName_.c_str(), line_);
 }
 
 // =============================================================================
 
+msgPrintControl::msgPrintControl() : map_(), suffix_{} {}
+
 msgPrintControl::~msgPrintControl() = default;
 
 bool msgPrintControl::shouldBePrinted(msgPrintControlKey &key, bool wantToPrint,
@@ -78,8 +76,8 @@ bool msgPrintControl::shouldBePrinted(msgPrintControlKey &key, bool wantToPrint,
                         pasynUser, ASYN_TRACE_ERROR,
                         "Controller \"%s\", axis %d  => %s, line %d\nError "
                         "associated with key \"%s\" has been resolved.\n",
-                        key.controller_.c_str(), key.axisNo_, key.functionName_,
+                        key.controller_.c_str(), key.axisNo_,
-                        key.line_, formattedKey);
+                        key.functionName_.c_str(), key.line_, formattedKey);
                 }
                 map_[key] = 0;
             }
@@ -107,7 +105,7 @@ void msgPrintControl::resetCount(msgPrintControlKey &key, asynUser *pasynUser) {
                           "Controller \"%s\", axis %d  => %s, line %d\nError "
                           "associated with key \"%s\" has been resolved.\n",
                           key.controller_.c_str(), key.axisNo_,
-                          key.functionName_, key.line_, formattedKey);
+                          key.functionName_.c_str(), key.line_, formattedKey);
             }
             map_[key] = 0;
         }

src/msgPrintControl.h

@@ -5,8 +5,15 @@
 
 #define DefaultMaxRepetitions 4
 
-#include <asynDriver.h>
+// The EPICS libaries do not follow -Weffc++
-#include <macros.h>
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Weffc++"
+
+#include "asynDriver.h"
+#include "macros.h"
+
+#pragma GCC diagnostic pop
+
 #include <string.h>
 #include <string>
 #include <unordered_map>
@@ -18,12 +25,23 @@
  */
 class HIDDEN msgPrintControlKey {
   public:
+    msgPrintControlKey(char *controller_, int axisNo, const char *fileName,
+                       int line, size_t maxRepetitions = DefaultMaxRepetitions);
+
+    bool operator==(const msgPrintControlKey &other) const {
+        return axisNo_ == other.axisNo_ && line_ == other.line_ &&
+               functionName_ == other.functionName_ &&
+               controller_ == other.controller_;
+    }
+
+    void format(char *buffer, size_t bufferSize);
+
     std::string controller_;
 
     // -1 indicates a non-axis specific message
     int axisNo_;
 
-    const char *functionName_;
+    std::string functionName_;
     int line_;
 
     /**
@@ -32,17 +50,6 @@ class HIDDEN msgPrintControlKey {
      *
      */
     size_t maxRepetitions_;
-
-    msgPrintControlKey(char *controller_, int axisNo, const char *fileName,
-                       int line, size_t maxRepetitions = DefaultMaxRepetitions);
-
-    bool operator==(const msgPrintControlKey &other) const {
-        return axisNo_ == other.axisNo_ && line_ == other.line_ &&
-               strcmp(functionName_, other.functionName_) == 0 &&
-               controller_ == other.controller_;
-    }
-
-    void format(char *buffer, size_t bufferSize);
 };
 
 /**
@@ -55,7 +62,7 @@ template <> struct hash<msgPrintControlKey> {
         // Combine the hashes of the members (x and y)
         size_t h1 = std::hash<std::string>{}(obj.controller_);
         size_t h2 = hash<int>{}(obj.axisNo_);
-        size_t h3 = std::hash<const char *>{}(obj.functionName_);
+        size_t h3 = std::hash<std::string>{}(obj.functionName_);
         size_t h4 = hash<int>{}(obj.line_);
         // Combine the hashes (simple XOR and shifting technique)
         return h1 ^ (h2 << 1) ^ (h3 << 2) ^ (h4 << 3);
@@ -85,6 +92,12 @@ template <> struct hash<msgPrintControlKey> {
  */
 class HIDDEN msgPrintControl {
   public:
+    /**
+     * @brief Construct a new msgPrintControl object
+     *
+     */
+    msgPrintControl();
+
     /**
      * @brief Destroy the msgPrintControl object
      *

src/sinqAxis.cpp

@@ -1,12 +1,19 @@
 // SPDX-License-Identifier: GPL-3.0-only
 
-#include "sinqAxis.h"
+// The EPICS libaries do not follow -Weffc++
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Weffc++"
+
 #include "epicsExport.h"
 #include "iocsh.h"
-#include "msgPrintControl.h"
-#include "sinqController.h"
 #include <epicsTime.h>
 #include <errlog.h>
+
+#pragma GCC diagnostic pop
+
+#include "msgPrintControl.h"
+#include "sinqAxis.h"
+#include "sinqController.h"
 #include <math.h>
 #include <unistd.h>
 
@@ -31,21 +38,22 @@ struct sinqAxisImpl {
 };
 
 sinqAxis::sinqAxis(class sinqController *pC, int axisNo)
-    : asynMotorAxis((asynMotorController *)pC, axisNo), pC_(pC) {
+    : asynMotorAxis((asynMotorController *)pC, axisNo), pC_(pC), pSinqA_([] {
+          epicsTimeStamp lastPollTime;
+          epicsTimeGetCurrent(&lastPollTime);
+          return std::make_unique<sinqAxisImpl>(sinqAxisImpl{
+              .expectedArrivalTime = 0,
+              .offsetMovTimeout = 30,
+              .scaleMovTimeout = 2.0,
+              .watchdogMovActive = false,
+              .targetPosition = 0.0,
+              .wasMoving = false,
+              .lastPollTime = lastPollTime,
+          });
+      }()) {
+
     asynStatus status = asynSuccess;
 
-    epicsTimeStamp lastPollTime;
-    epicsTimeGetCurrent(&lastPollTime);
-
-    pSinqA_ = std::make_unique<sinqAxisImpl>(
-        (sinqAxisImpl){.expectedArrivalTime = 0,
-                       .offsetMovTimeout = 30,
-                       .scaleMovTimeout = 2.0,
-                       .watchdogMovActive = false,
-                       .targetPosition = 0.0,
-                       .wasMoving = false,
-                       .lastPollTime = lastPollTime});
-
     /*
     This check is also done in asynMotorAxis, but there the IOC continues
     running even though the configuration is incorrect. When failing this check,
@@ -318,7 +326,12 @@ asynStatus sinqAxis::forcedPoll(bool *moving) {
     return poll_status;
 }
 
-asynStatus sinqAxis::doPoll(bool * /*moving*/) { return asynSuccess; }
+asynStatus sinqAxis::doPoll(bool *moving) {
+    // Suppress unused variable warning - this is just a default fallback
+    // function.
+    (void)moving;
+    return asynSuccess;
+}
 
 asynStatus sinqAxis::move(double position, int relative, double minVelocity,
                           double maxVelocity, double acceleration) {
@@ -354,9 +367,15 @@ asynStatus sinqAxis::move(double position, int relative, double minVelocity,
     return pC_->callParamCallbacks();
 }
 
-asynStatus sinqAxis::doMove(double /*position*/, int /*relative*/,
+asynStatus sinqAxis::doMove(double position, int relative, double minVelocity,
-                            double /*minVelocity*/, double /*maxVelocity*/,
+                            double maxVelocity, double acceleration) {
-                            double /*acceleration*/) {
+    // Suppress unused variable warning - this is just a default fallback
+    // function.
+    (void)position;
+    (void)relative;
+    (void)minVelocity;
+    (void)maxVelocity;
+    (void)acceleration;
     return asynSuccess;
 }
 
@@ -398,8 +417,14 @@ asynStatus sinqAxis::home(double minVelocity, double maxVelocity,
     }
 }
 
-asynStatus sinqAxis::doHome(double /*minVelocity*/, double /*maxVelocity*/,
+asynStatus sinqAxis::doHome(double minVelocity, double maxVelocity,
-                            double /*acceleration*/, int /*forwards*/) {
+                            double acceleration, int forwards) {
+    // Suppress unused variable warning - this is just a default fallback
+    // function.
+    (void)minVelocity;
+    (void)maxVelocity;
+    (void)acceleration;
+    (void)forwards;
     return asynSuccess;
 }
 
@@ -421,7 +446,12 @@ asynStatus sinqAxis::reset() {
 
 asynStatus sinqAxis::doReset() { return asynError; }
 
-asynStatus sinqAxis::enable(bool /*on*/) { return asynSuccess; }
+asynStatus sinqAxis::enable(bool on) {
+    // Suppress unused variable warning - this is just a default fallback
+    // function.
+    (void)on;
+    return asynSuccess;
+}
 
 asynStatus sinqAxis::motorPosition(double *motorPos) {
     asynStatus status = asynSuccess;

src/sinqAxis.h

@@ -8,8 +8,16 @@ Stefan Mathis, November 2024
 
 #ifndef sinqAxis_H
 #define sinqAxis_H
+
+// The EPICS libaries do not follow -Weffc++
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Weffc++"
+
 #include "asynMotorAxis.h"
-#include <macros.h>
+#include "macros.h"
+
+#pragma GCC diagnostic pop
+
 #include <memory>
 #include <type_traits>
 
@@ -32,6 +40,13 @@ class HIDDEN sinqAxis : public asynMotorAxis {
      */
     ~sinqAxis();
 
+    /**
+     * @brief Delete the copy and copy assignment constructors, because this
+     * class should not be copied (it is tied to hardware!)
+     */
+    sinqAxis(const sinqAxis &) = delete;
+    sinqAxis &operator=(const sinqAxis &) = delete;
+
     /**
      * @brief Check if a poll should be performed. If yes, call `forcedPoll`.
      *

src/sinqController.cpp

@@ -1,15 +1,22 @@
 // SPDX-License-Identifier: GPL-3.0-only
 
-#include "sinqController.h"
+// The EPICS libaries do not follow -Weffc++
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Weffc++"
+
 #include "asynMotorController.h"
 #include "asynOctetSyncIO.h"
 #include "epicsExport.h"
 #include "iocsh.h"
-#include "msgPrintControl.h"
-#include "sinqAxis.h"
-#include <deque>
 #include <errlog.h>
 #include <initHooks.h>
+
+#pragma GCC diagnostic pop
+
+#include "msgPrintControl.h"
+#include "sinqAxis.h"
+#include "sinqController.h"
+#include <deque>
 #include <unordered_map>
 #include <vector>
 
@@ -112,43 +119,40 @@ sinqController::sinqController(const char *portName,
           0, // No additional interfaces beyond those in base class
           0, // No additional callback interfaces beyond those in base class
           ASYN_CANBLOCK | ASYN_MULTIDEVICE,
-          1,    // autoconnect
+          1,     // autoconnect
-          0, 0) // Default priority and stack size
+          0, 0), // Default priority and stack size
-{
+      pSinqC_(std::make_unique<sinqControllerImpl>((sinqControllerImpl){
+          .outstandingForcedFastPolls = 0,
+          .pasynOctetSyncIOipPort = nullptr,
+          .msgPrintC = msgPrintControl(),
+          .comTimeoutWindow = 3600,
+          .maxNumberTimeouts = 60,
+          .timeoutEvents = {},
+          .maxSubsequentTimeouts = 10,
+          .maxSubsequentTimeoutsExceeded = false,
+          .motorMessageText = 0,
+          .motorReset = 0,
+          .motorEnable = 0,
+          .motorEnableRBV = 0,
+          .motorCanDisable = 0,
+          .motorEnableMovWatchdog = 0,
+          .motorCanSetSpeed = 0,
+          .motorLimitsOffset = 0,
+          .motorForceStop = 0,
+          .motorConnected = 0,
+          .motorVeloFromDriver = 0,
+          .motorVbasFromDriver = 0,
+          .motorVmaxFromDriver = 0,
+          .motorAcclFromDriver = 0,
+          .motorHighLimitFromDriver = 0,
+          .motorLowLimitFromDriver = 0,
+          .motorPositionDeadband = 0,
+          .adaptivePolling = 0,
+          .encoderType = 0,
+      })) {
 
     asynStatus status = asynSuccess;
 
-    // The paramLib indices are populated with the calls to createParam
-    pSinqC_ = std::make_unique<sinqControllerImpl>((sinqControllerImpl){
-        .outstandingForcedFastPolls = 0,
-        .pasynOctetSyncIOipPort = nullptr,
-        .msgPrintC = msgPrintControl(),
-        .comTimeoutWindow = 3600,
-        .maxNumberTimeouts = 60,
-        .timeoutEvents = {},
-        .maxSubsequentTimeouts = 10,
-        .maxSubsequentTimeoutsExceeded = false,
-        .motorMessageText = 0,
-        .motorReset = 0,
-        .motorEnable = 0,
-        .motorEnableRBV = 0,
-        .motorCanDisable = 0,
-        .motorEnableMovWatchdog = 0,
-        .motorCanSetSpeed = 0,
-        .motorLimitsOffset = 0,
-        .motorForceStop = 0,
-        .motorConnected = 0,
-        .motorVeloFromDriver = 0,
-        .motorVbasFromDriver = 0,
-        .motorVmaxFromDriver = 0,
-        .motorAcclFromDriver = 0,
-        .motorHighLimitFromDriver = 0,
-        .motorLowLimitFromDriver = 0,
-        .motorPositionDeadband = 0,
-        .adaptivePolling = 0,
-        .encoderType = 0,
-    });
-
     // Store the poll period information. The poller itself will be started
     // later (after the IOC is running in epicsInithookFunction)
     movingPollPeriod_ = movingPollPeriod;

src/sinqController.h

@@ -9,10 +9,18 @@ Stefan Mathis, November 2024
 
 #ifndef sinqController_H
 #define sinqController_H
+
+// The EPICS libaries do not follow -Weffc++
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Weffc++"
+
 #include "asynMotorController.h"
 #include "msgPrintControl.h"
 #include <initHooks.h>
 #include <macros.h>
+
+#pragma GCC diagnostic pop
+
 #include <memory>
 
 #define motorMessageIsFromDriverString "MOTOR_MESSAGE_DRIVER"
@@ -58,6 +66,13 @@ class HIDDEN sinqController : public asynMotorController {
      */
     virtual ~sinqController(void);
 
+    /**
+     * @brief Delete the copy and copy assignment constructors, because this
+     * class should not be copied (it is tied to hardware!)
+     */
+    sinqController(const sinqController &) = delete;
+    sinqController &operator=(const sinqController &) = delete;
+
     /**
      * @brief Overloaded function of asynMotorController
      *