Use C++ isostream in JackEngineProfiling class.

git-svn-id: http://subversion.jackaudio.org/jack/jack2/trunk/jackmp@3824 0c269be4-1314-0410-8aa9-9f06e86f4224

common/JackEngineProfiling.cpp

@@ -25,6 +25,9 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 #include "JackGlobals.h"
 #include "JackTime.h"
 
+#include <iostream>
+#include <fstream>
+
 namespace Jack
 {
 
@@ -38,12 +41,10 @@ JackEngineProfiling::JackEngineProfiling():fAudioCycle(0),fMeasuredClient(0)
 
 JackEngineProfiling::~JackEngineProfiling()
 {
-    FILE* file = fopen("JackEngineProfiling.log", "w");
-    char buffer[1024];
-    
+    std::ofstream fStream("JackEngineProfiling.log", std::ios_base::ate);
     jack_info("Write server and clients timing data...");
 
-    if (file == NULL) {
+    if (!fStream.is_open()) {
         jack_error("JackEngineProfiling::Save cannot open JackEngineProfiling.log file");
     } else {
     
@@ -58,7 +59,7 @@ JackEngineProfiling::~JackEngineProfiling()
                 continue; // Skip non valid cycles
                 
             // Print driver delta and end cycle
-            fprintf(file, "%ld \t %ld \t", d1, d2);
+            fStream << d1 << "\t" << d2 << "\t";
              
             // For each measured client
             for (unsigned int j = 0; j < fMeasuredClient; j++) { 
@@ -71,220 +72,214 @@ JackEngineProfiling::~JackEngineProfiling()
                     long d5 = long(fProfileTable[i].fClientTable[ref].fSignaledAt - fProfileTable[i - 1].fCurCycleBegin);
                     long d6 = long(fProfileTable[i].fClientTable[ref].fAwakeAt - fProfileTable[i - 1].fCurCycleBegin);
                     long d7 = long(fProfileTable[i].fClientTable[ref].fFinishedAt - fProfileTable[i - 1].fCurCycleBegin);
-             
-                    // Print ref, signal, start, end, scheduling, duration, status
-                    fprintf(file, "%d \t %ld \t %ld \t %ld \t %ld \t %ld \t %d \t", 
-                            ref,
-                            ((d5 > 0) ? d5 : 0),
-                            ((d6 > 0) ? d6 : 0),
-                            ((d7 > 0) ? d7 : 0),
-                            ((d6 > 0 && d5 > 0) ? (d6 - d5) : 0),
-                            ((d7 > 0 && d6 > 0) ? (d7 - d6) : 0),
-                            fProfileTable[i].fClientTable[ref].fStatus);
-                } else { // Print tabs
-                     fprintf(file, "\t  \t  \t  \t  \t  \t \t");
+                        
+                     fStream << ref << "\t" ;
+                     fStream << ((d5 > 0) ? d5 : 0) << "\t";
+                     fStream << ((d6 > 0) ? d6 : 0) << "\t" ;
+                     fStream << ((d7 > 0) ? d7 : 0) << "\t";
+                     fStream << ((d6 > 0 && d5 > 0) ? (d6 - d5) : 0) << "\t" ;
+                     fStream << ((d7 > 0 && d6 > 0) ? (d7 - d6) : 0) << "\t" ;
+                     fStream << fProfileTable[i].fClientTable[ref].fStatus << "\t" ;;
+                
+                 } else { // Print tabs
+                     fStream <<  "\t  \t  \t  \t  \t  \t \t";
                 }
             }
             
             // Terminate line
-            fprintf(file, "\n");
+            fStream << std::endl;
         }
     }
     
     // Driver period
-    file = fopen("Timing1.plot", "w");
-
-    if (file == NULL) {
+     std::ofstream fStream1("Timing1.plot", std::ios_base::ate);
+ 
+    if (!fStream1.is_open()) {
         jack_error("JackEngineProfiling::Save cannot open Timing1.log file");
     } else {
         
-        fprintf(file, "set grid\n");
-        fprintf(file, "set title \"Audio driver timing\"\n");
-        fprintf(file, "set xlabel \"audio cycles\"\n");
-        fprintf(file, "set ylabel \"usec\"\n");
-        fprintf(file, "plot \"JackEngineProfiling.log\" using 1 title \"Audio period\" with lines \n");
-    
-        fprintf(file, "set output 'Timing1.pdf\n");
-        fprintf(file, "set terminal pdf\n");
-    
-        fprintf(file, "set grid\n");
-        fprintf(file, "set title \"Audio driver timing\"\n");
-        fprintf(file, "set xlabel \"audio cycles\"\n");
-        fprintf(file, "set ylabel \"usec\"\n");
-        fprintf(file, "plot \"JackEngineProfiling.log\" using 1 title \"Audio period\" with lines \n");
-    
-        fclose(file);
+        fStream1 << "set grid\n";
+        fStream1 <<  "set title \"Audio driver timing\"\n";
+        fStream1 <<  "set xlabel \"audio cycles\"\n";
+        fStream1 <<  "set ylabel \"usec\"\n";
+        fStream1 <<  "plot \"JackEngineProfiling.log\" using 1 title \"Audio period\" with lines \n";
+        
+        fStream1 <<  "set output 'Timing1.pdf\n";
+        fStream1 <<  "set terminal pdf\n";
+        
+        fStream1 <<  "set grid\n";
+        fStream1 <<  "set title \"Audio driver timing\"\n";
+        fStream1 <<  "set xlabel \"audio cycles\"\n";
+        fStream1 <<  "set ylabel \"usec\"\n";
+        fStream1 <<  "plot \"JackEngineProfiling.log\" using 1 title \"Audio period\" with lines \n";
     }
     
     // Driver end date
-    file = fopen("Timing2.plot", "w");
-
-    if (file == NULL) {
+    std::ofstream fStream2("Timing2.plot", std::ios_base::ate);
+  
+    if (!fStream2.is_open()) {
         jack_error("JackEngineProfiling::Save cannot open Timing2.log file");
     } else {
    
-        fprintf(file, "set grid\n");
-        fprintf(file, "set title \"Driver end date\"\n");
-        fprintf(file, "set xlabel \"audio cycles\"\n");
-        fprintf(file, "set ylabel \"usec\"\n");
-        fprintf(file, "plot  \"JackEngineProfiling.log\" using 2 title \"Driver end date\" with lines \n");
-    
-        fprintf(file, "set output 'Timing2.pdf\n");
-        fprintf(file, "set terminal pdf\n");
+        fStream2 << "set grid\n";
+        fStream2 <<  "set title \"Driver end date\"\n";
+        fStream2 <<  "set xlabel \"audio cycles\"\n";
+        fStream2 <<  "set ylabel \"usec\"\n";
+        fStream2 <<  "plot  \"JackEngineProfiling.log\" using 2 title \"Driver end date\" with lines \n";
     
-        fprintf(file, "set grid\n");
-        fprintf(file, "set title \"Driver end date\"\n");
-        fprintf(file, "set xlabel \"audio cycles\"\n");
-        fprintf(file, "set ylabel \"usec\"\n");
-        fprintf(file, "plot  \"JackEngineProfiling.log\" using 2 title \"Driver end date\" with lines \n");
+        fStream2 <<  "set output 'Timing2.pdf\n";
+        fStream2 <<  "set terminal pdf\n";
     
-        fclose(file);
+        fStream2 <<  "set grid\n";
+        fStream2 <<  "set title \"Driver end date\"\n";
+        fStream2 <<  "set xlabel \"audio cycles\"\n";
+        fStream2 <<  "set ylabel \"usec\"\n";
+        fStream2 <<  "plot  \"JackEngineProfiling.log\" using 2 title \"Driver end date\" with lines \n";
     }
         
     // Clients end date
     if (fMeasuredClient > 0) {
-        file = fopen("Timing3.plot", "w");
-        if (file == NULL) {
+        std::ofstream fStream3("Timing3.plot", std::ios_base::ate);
+        
+        if (!fStream3.is_open()) {
             jack_error("JackEngineProfiling::Save cannot open Timing3.log file");
         } else {
         
-            fprintf(file, "set multiplot\n");
-            fprintf(file, "set grid\n");
-            fprintf(file, "set title \"Clients end date\"\n");
-            fprintf(file, "set xlabel \"audio cycles\"\n");
-            fprintf(file, "set ylabel \"usec\"\n");
-            fprintf(file, "plot ");
+            fStream3 << "set multiplot\n";
+            fStream3 << "set grid\n";
+            fStream3 << "set title \"Clients end date\"\n";
+            fStream3 << "set xlabel \"audio cycles\"\n";
+            fStream3 << "set ylabel \"usec\"\n";
+            fStream3 << "plot ";
             for (unsigned int i = 0; i < fMeasuredClient; i++) {
                 if (i == 0) {
                     if (i + 1 == fMeasuredClient) { // Last client
-                        sprintf(buffer, "\"JackEngineProfiling.log\" using 1 title \"Audio period\" with lines,\"JackEngineProfiling.log\" using %d title \"%s\" with lines", 
-                        ((i + 1) * 7) - 1 , fIntervalTable[i].fName);
-                    } else {
-                        sprintf(buffer, "\"JackEngineProfiling.log\" using 1 title \"Audio period\" with lines,\"JackEngineProfiling.log\" using %d title \"%s\" with lines,", 
-                        ((i + 1) * 7) - 1 , fIntervalTable[i].fName);
+                        fStream3 << "\"JackEngineProfiling.log\" using 1 title \"Audio period\" with lines,\"JackEngineProfiling.log\" using ";
+                        fStream3 <<  ((i + 1) * 7) - 1;
+                        fStream3 << " title \"" << fIntervalTable[i].fName << "\"with lines";
+                     } else {
+                        fStream3 << "\"JackEngineProfiling.log\" using 1 title \"Audio period\" with lines,\"JackEngineProfiling.log\" using ";
+                        fStream3 <<  ((i + 1) * 7) - 1;
+                        fStream3 << " title \"" << fIntervalTable[i].fName << "\"with lines,";
                     }
                 } else if (i + 1 == fMeasuredClient) { // Last client
-                    sprintf(buffer, "\"JackEngineProfiling.log\" using %d title \"%s\" with lines", ((i + 1) * 7) - 1 , fIntervalTable[i].fName);
+                    fStream3 << "\"JackEngineProfiling.log\" using " << ((i + 1) * 7) - 1  << " title \"" << fIntervalTable[i].fName << "\" with lines";
                 } else {
-                    sprintf(buffer, "\"JackEngineProfiling.log\" using %d title \"%s\" with lines,", ((i + 1) * 7) - 1, fIntervalTable[i].fName);
+                    fStream3 << "\"JackEngineProfiling.log\" using " << ((i + 1) * 7) - 1  << " title \"" << fIntervalTable[i].fName << "\" with lines,";
                 }
-                fprintf(file, buffer);
             }
         
-            fprintf(file, "\n unset multiplot\n");  
-            fprintf(file, "set output 'Timing3.pdf\n");
-            fprintf(file, "set terminal pdf\n");
+            fStream3 << "\n unset multiplot\n";  
+            fStream3 << "set output 'Timing3.pdf\n";
+            fStream3 << "set terminal pdf\n";
         
-            fprintf(file, "set multiplot\n");
-            fprintf(file, "set grid\n");
-            fprintf(file, "set title \"Clients end date\"\n");
-            fprintf(file, "set xlabel \"audio cycles\"\n");
-            fprintf(file, "set ylabel \"usec\"\n");
-            fprintf(file, "plot ");
+            fStream3 << "set multiplot\n";
+            fStream3 << "set grid\n";
+            fStream3 << "set title \"Clients end date\"\n";
+            fStream3 << "set xlabel \"audio cycles\"\n";
+            fStream3 << "set ylabel \"usec\"\n";
+            fStream3 << "plot ";
             for (unsigned int i = 0; i < fMeasuredClient; i++) {
                 if (i == 0) {
                     if ((i + 1) == fMeasuredClient) { // Last client
-                        sprintf(buffer, "\"JackEngineProfiling.log\" using 1 title \"Audio period\" with lines,\"JackEngineProfiling.log\" using %d title \"%s\" with lines", 
-                        ((i + 1) * 7) - 1 , fIntervalTable[i].fName);
+                        fStream3 << "\"JackEngineProfiling.log\" using 1 title \"Audio period\" with lines,\"JackEngineProfiling.log\" using ";
+                        fStream3 <<  ((i + 1) * 7) - 1;
+                        fStream3 << " title \"" << fIntervalTable[i].fName << "\"with lines";
                     } else {
-                        sprintf(buffer, "\"JackEngineProfiling.log\" using 1 title \"Audio period\" with lines,\"JackEngineProfiling.log\" using %d title \"%s\" with lines,", 
-                        ((i + 1) * 7) - 1 , fIntervalTable[i].fName);
+                        fStream3 << "\"JackEngineProfiling.log\" using 1 title \"Audio period\" with lines,\"JackEngineProfiling.log\" using ";
+                        fStream3 <<  ((i + 1) * 7) - 1;
+                        fStream3 << " title \"" << fIntervalTable[i].fName << "\"with lines,";
                     }
                 } else if ((i + 1) == fMeasuredClient) { // Last client
-                    sprintf(buffer, "\"JackEngineProfiling.log\" using %d title \"%s\" with lines", ((i + 1) * 7) - 1 , fIntervalTable[i].fName);
+                    fStream3 << "\"JackEngineProfiling.log\" using " << ((i + 1) * 7) - 1  << " title \"" << fIntervalTable[i].fName << "\" with lines";
                 } else {
-                    sprintf(buffer, "\"JackEngineProfiling.log\" using %d title \"%s\" with lines,", ((i + 1) * 7) - 1, fIntervalTable[i].fName);
+                    fStream3 << "\"JackEngineProfiling.log\" using " << ((i + 1) * 7) - 1  << " title \"" << fIntervalTable[i].fName << "\" with lines,";
                 }
-                fprintf(file, buffer);
             }
-             
-            fclose(file);
         }
     }
 
     // Clients scheduling
     if (fMeasuredClient > 0) {
-        file = fopen("Timing4.plot", "w");
-
-        if (file == NULL) {
+        std::ofstream fStream4("Timing4.plot", std::ios_base::ate);
+        
+        if (!fStream4.is_open()) {
             jack_error("JackEngineProfiling::Save cannot open Timing4.log file");
         } else {
         
-            fprintf(file, "set multiplot\n");
-            fprintf(file, "set grid\n");
-            fprintf(file, "set title \"Clients scheduling latency\"\n");
-            fprintf(file, "set xlabel \"audio cycles\"\n");
-            fprintf(file, "set ylabel \"usec\"\n");
-            fprintf(file, "plot ");
+            fStream4 << "set multiplot\n";
+            fStream4 << "set grid\n";
+            fStream4 << "set title \"Clients scheduling latency\"\n";
+            fStream4 << "set xlabel \"audio cycles\"\n";
+            fStream4 << "set ylabel \"usec\"\n";
+            fStream4 << "plot ";
             for (unsigned int i = 0; i < fMeasuredClient; i++) {
-                if ((i + 1) == fMeasuredClient) // Last client
-                    sprintf(buffer, "\"JackEngineProfiling.log\" using %d title \"%s\" with lines", ((i + 1) * 7), fIntervalTable[i].fName);
-                else
-                    sprintf(buffer, "\"JackEngineProfiling.log\" using %d title \"%s\" with lines,", ((i + 1) * 7), fIntervalTable[i].fName);
-                fprintf(file, buffer);
+                if ((i + 1) == fMeasuredClient) { // Last client
+                    fStream4 << "\"JackEngineProfiling.log\" using " << ((i + 1) * 7)  << " title \"" << fIntervalTable[i].fName << "\" with lines";
+                 } else {
+                     fStream4 << "\"JackEngineProfiling.log\" using " << ((i + 1) * 7)  << " title \"" << fIntervalTable[i].fName << "\" with lines,";
+                }
             }
             
-            fprintf(file, "\n unset multiplot\n");  
-            fprintf(file, "set output 'Timing4.pdf\n");
-            fprintf(file, "set terminal pdf\n");
+            fStream4 << "\n unset multiplot\n";  
+            fStream4 << "set output 'Timing4.pdf\n";
+            fStream4 << "set terminal pdf\n";
             
-            fprintf(file, "set multiplot\n");
-            fprintf(file, "set grid\n");
-            fprintf(file, "set title \"Clients scheduling latency\"\n");
-            fprintf(file, "set xlabel \"audio cycles\"\n");
-            fprintf(file, "set ylabel \"usec\"\n");
-            fprintf(file, "plot ");
+            fStream4 << "set multiplot\n";
+            fStream4 << "set grid\n";
+            fStream4 << "set title \"Clients scheduling latency\"\n";
+            fStream4 << "set xlabel \"audio cycles\"\n";
+            fStream4 << "set ylabel \"usec\"\n";
+            fStream4 << "plot ";
             for (unsigned int i = 0; i < fMeasuredClient; i++) {
-                if ((i + 1) == fMeasuredClient) // Last client
-                    sprintf(buffer, "\"JackEngineProfiling.log\" using %d title \"%s\" with lines", ((i + 1) * 7), fIntervalTable[i].fName);
-                else
-                    sprintf(buffer, "\"JackEngineProfiling.log\" using %d title \"%s\" with lines,", ((i + 1) * 7), fIntervalTable[i].fName);
-                fprintf(file, buffer);
+                if ((i + 1) == fMeasuredClient) { // Last client
+                    fStream4 << "\"JackEngineProfiling.log\" using " << ((i + 1) * 7)  << " title \"" << fIntervalTable[i].fName << "\" with lines";
+                } else {
+                     fStream4 << "\"JackEngineProfiling.log\" using " << ((i + 1) * 7)  << " title \"" << fIntervalTable[i].fName << "\" with lines,";
+                }
             }
-            fclose(file);
         }
     }
     
      // Clients duration
     if (fMeasuredClient > 0) {
-        file = fopen("Timing5.plot", "w");
+        std::ofstream fStream5("Timing5.plot", std::ios_base::ate);
 
-        if (file == NULL) {
+        if (!fStream5.is_open()) {
             jack_error("JackEngineProfiling::Save cannot open Timing5.log file");
         } else {
         
-            fprintf(file, "set multiplot\n");
-            fprintf(file, "set grid\n");
-            fprintf(file, "set title \"Clients duration\"\n");
-            fprintf(file, "set xlabel \"audio cycles\"\n");
-            fprintf(file, "set ylabel \"usec\"\n");
-            fprintf(file, "plot ");
+            fStream5 << "set multiplot\n";
+            fStream5 << "set grid\n";
+            fStream5 << "set title \"Clients duration\"\n";
+            fStream5 << "set xlabel \"audio cycles\"\n";
+            fStream5 << "set ylabel \"usec\"\n";
+            fStream5 << "plot ";
             for (unsigned int i = 0; i < fMeasuredClient; i++) {
-                if ((i + 1) == fMeasuredClient) // Last client
-                    sprintf(buffer, "\"JackEngineProfiling.log\" using %d title \"%s\" with lines", ((i + 1) * 7) + 1, fIntervalTable[i].fName);
-                else
-                    sprintf(buffer, "\"JackEngineProfiling.log\" using %d title \"%s\" with lines,", ((i + 1) * 7) + 1, fIntervalTable[i].fName);
-                fprintf(file, buffer);
+                if ((i + 1) == fMeasuredClient) { // Last client
+                    fStream5 << "\"JackEngineProfiling.log\" using " << ((i + 1) * 7) + 1  << " title \"" << fIntervalTable[i].fName << "\" with lines";
+                } else {
+                    fStream5 << "\"JackEngineProfiling.log\" using " << ((i + 1) * 7) + 1  << " title \"" << fIntervalTable[i].fName << "\" with lines,";
+                }
             }
             
-            fprintf(file, "\n unset multiplot\n");  
-            fprintf(file, "set output 'Timing5.pdf\n");
-            fprintf(file, "set terminal pdf\n");
+            fStream5 << "\n unset multiplot\n";  
+            fStream5 << "set output 'Timing5.pdf\n";
+            fStream5 << "set terminal pdf\n";
             
-            fprintf(file, "set multiplot\n");
-            fprintf(file, "set grid\n");
-            fprintf(file, "set title \"Clients duration\"\n");
-            fprintf(file, "set xlabel \"audio cycles\"\n");
-            fprintf(file, "set ylabel \"usec\"\n");
-            fprintf(file, "plot ");
+            fStream5 << "set multiplot\n";
+            fStream5 << "set grid\n";
+            fStream5 << "set title \"Clients duration\"\n";
+            fStream5 << "set xlabel \"audio cycles\"\n";
+            fStream5 << "set ylabel \"usec\"\n";
+            fStream5 << "plot ";
             for (unsigned int i = 0; i < fMeasuredClient; i++) {
-                if ((i + 1) == fMeasuredClient) // Last client
-                    sprintf(buffer, "\"JackEngineProfiling.log\" using %d title \"%s\" with lines", ((i + 1) * 7) + 1, fIntervalTable[i].fName);
-                else
-                    sprintf(buffer, "\"JackEngineProfiling.log\" using %d title \"%s\" with lines,", ((i + 1) * 7) + 1, fIntervalTable[i].fName);
-                fprintf(file, buffer);
+                if ((i + 1) == fMeasuredClient) {// Last client
+                    fStream5 << "\"JackEngineProfiling.log\" using " << ((i + 1) * 7) + 1  << " title \"" << fIntervalTable[i].fName << "\" with lines";
+                } else {
+                    fStream5 << "\"JackEngineProfiling.log\" using " << ((i + 1) * 7) + 1  << " title \"" << fIntervalTable[i].fName << "\" with lines,";
+                }
             }
-            fclose(file);
         }
     }
 }