YASim: move common helper functions to new yasim-common.cpp

src/FDM/YASim/CMakeLists.txt

@@ -26,6 +26,7 @@ set(COMMON
 	Turbulence.cpp
 	Wing.cpp
 	Version.cpp
+	yasim-common.cpp
 	)
 
 set(SOURCES

src/FDM/YASim/ControlMap.cpp

@@ -2,6 +2,7 @@
 #  include "config.h"
 #endif
 
+#include "yasim-common.hpp"
 #include "Jet.hpp"
 #include "Thruster.hpp"
 #include "PropEngine.hpp"
@@ -281,26 +282,6 @@ float ControlMap::rangeMax(Control control)
     }
 }
 
-/// duplicate null-terminated string
-char* ControlMap::dup(const char* s)
-{
-    int len=0;
-    while(s[len++]);
-    char* s2 = new char[len+1];
-    char* p = s2;
-    while((*p++ = *s++));
-    s2[len] = 0;
-    return s2;
-}
-
-/// compare null-terminated strings
-bool ControlMap::eq(const char* a, const char* b)
-{
-	while(*a && *b && *a == *b) { a++; b++; }
-	// equal if both a and b points to null chars
-	return !(*a || *b);
-}
-
 /// register property name, return ID (int)
 int ControlMap::propertyHandle(const char* name)
 {

src/FDM/YASim/ControlMap.hpp

@@ -142,10 +142,6 @@ private:
     Vector _outputs;
     // control properties
     Vector _properties;
-
-    // helper
-    char* dup(const char* s);
-    bool eq(const char* a, const char* b);
 };
 
 }; // namespace yasim

src/FDM/YASim/FGFDM.cpp

@@ -1114,24 +1114,6 @@ void FGFDM::parseWeight(XMLAttributes* a)
     _weights.add(wr);
 }
 
-bool FGFDM::eq(const char* a, const char* b)
-{
-    // Figure it out for yourself. :)
-    while(*a && *b && *a == *b) { a++; b++; }
-    return !(*a || *b);
-}
-
-char* FGFDM::dup(const char* s)
-{
-    int len=0;
-    while(s[len++]);
-    char* s2 = new char[len+1];
-    char* p = s2;
-    while((*p++ = *s++));
-    s2[len] = 0;
-    return s2;
-}
-
 int FGFDM::attri(XMLAttributes* atts, const char* attr)
 {
     if(!atts->hasAttribute(attr)) {

src/FDM/YASim/FGFDM.hpp

@@ -59,9 +59,6 @@ private:
     void parseTurbineEngine(XMLAttributes* a);
     void parsePistonEngine(XMLAttributes* a);
     void parsePropeller(XMLAttributes* a);
-    bool eq(const char* a, const char* b);
-    bool caseeq(const char* a, const char* b);
-    char* dup(const char* s);
     int attri(XMLAttributes* atts, const char* attr);
     int attri(XMLAttributes* atts, const char* attr, int def); 
     float attrf(XMLAttributes* atts, const char* attr);

src/FDM/YASim/Vector.hpp

@@ -3,6 +3,8 @@
 
 #include <stdio.h>
 #include <cassert>
+
+namespace yasim {
 //
 // Excruciatingly simple vector-of-pointers class.  Easy & useful.
 // No support for addition of elements anywhere but at the end of the
@@ -78,5 +80,5 @@ inline void Vector::realloc()
     delete[] _array;
     _array = array;
 }
-
+}; //namespace yasim
 #endif // _VECTOR_HPP

src/FDM/YASim/yasim-common.cpp

@@ -0,0 +1,23 @@
+#include "yasim-common.hpp"
+
+namespace yasim {
+    /// duplicate null-terminated string
+    char* dup(const char* s)
+    {
+        int len=0;
+        while(s[len++]);
+        char* s2 = new char[len+1];
+        char* p = s2;
+        while((*p++ = *s++));
+        s2[len] = 0;
+        return s2;
+    }
+
+    /// compare null-terminated strings
+    bool eq(const char* a, const char* b)
+    {
+        while(*a && *b && *a == *b) { a++; b++; }
+        // equal if both a and b points to null chars
+        return !(*a || *b);
+    }
+}; //namespace yasim

src/FDM/YASim/yasim-common.hpp

@@ -1,6 +1,9 @@
 #ifndef _YASIM_COMMON_HPP
 #define _YASIM_COMMON_HPP
 
+/*
+ common file for YASim wide constants and static helper functions
+ */
 namespace yasim {
     static const float YASIM_PI = 3.14159265358979323846f;
     static const float PI2 = YASIM_PI*2;
@@ -29,6 +32,9 @@ namespace yasim {
     static const float NM2FTLB = (1/(LBS2N*FT2M));
     static const float SLUG2KG = 14.59390f;
 
-};
+    char* dup(const char* s);
+    bool eq(const char* a, const char* b);
+    
+}; //namespace yasim
 
 #endif // ifndef _YASIM_COMMON_HPP