Index: trunk/ppSim/src/ppSim.h
===================================================================
--- trunk/ppSim/src/ppSim.h	(revision 21183)
+++ trunk/ppSim/src/ppSim.h	(revision 23139)
@@ -19,7 +19,7 @@
 
 // Compare a value with minimum and maximum values, replacing where required.
-#define COMPARE(VALUE,MIN,MAX) {		\
-        if (VALUE < MIN) { MIN = VALUE; }	\
-        if (VALUE > MAX) { MAX = VALUE; }	\
+#define COMPARE(VALUE,MIN,MAX) {                \
+        if (VALUE < MIN) { MIN = VALUE; }       \
+        if (VALUE > MAX) { MAX = VALUE; }       \
     }
 
@@ -147,30 +147,30 @@
 float ppSimMagToFlux (float mag, float zp);
 
-float ppSimArgToRecipeF32(bool *status, 
-			  psMetadata *options,    // Target to which to add value
-			  const char *recipeName, // Name for value in the recipe
-			  psMetadata *arguments,  // Command-line arguments
-			  const char *argName	 // Argument name in the command-line arguments
+float ppSimArgToRecipeF32(bool *status,
+                          psMetadata *options,    // Target to which to add value
+                          const char *recipeName, // Name for value in the recipe
+                          psMetadata *arguments,  // Command-line arguments
+                          const char *argName    // Argument name in the command-line arguments
     );
 
 int ppSimArgToRecipeS32(bool *status,
-			psMetadata *options,    // Target to which to add value
-			const char *recipeName, // Name for value in the recipe
-			psMetadata *arguments,  // Command-line arguments
-			const char *argName	 // Argument name in the command-line arguments
+                        psMetadata *options,    // Target to which to add value
+                        const char *recipeName, // Name for value in the recipe
+                        psMetadata *arguments,  // Command-line arguments
+                        const char *argName      // Argument name in the command-line arguments
     );
 
 char *ppSimArgToRecipeStr(bool *status,
-			  psMetadata *options,    // Target to which to add value
-			  const char *recipeName, // Name for value in the recipe
-			  psMetadata *arguments,  // Command-line arguments
-			  const char *argName	 // Argument name in the command-line arguments
+                          psMetadata *options,    // Target to which to add value
+                          const char *recipeName, // Name for value in the recipe
+                          psMetadata *arguments,  // Command-line arguments
+                          const char *argName    // Argument name in the command-line arguments
     );
 
 bool ppSimArgToRecipeBool(bool *status,
-			  psMetadata *options,    // Target to which to add value
-			  const char *recipeName, // Name for value in the recipe
-			  psMetadata *arguments,  // Command-line arguments
-			  const char *argName	    // Argument name in the command-line arguments
+                          psMetadata *options,    // Target to which to add value
+                          const char *recipeName, // Name for value in the recipe
+                          psMetadata *arguments,  // Command-line arguments
+                          const char *argName       // Argument name in the command-line arguments
     );
 
@@ -198,3 +198,12 @@
 bool ppSimDefinePixels (psArray *sources, pmReadout *readout, psMetadata *recipe);
 
+/// Return software version
+psString ppSimVersion(void);
+
+/// Return software source
+psString ppSimSource(void);
+
+/// Return long version information
+psString ppSimVersionLong(void);
+
 #endif