Index: trunk/ppArith/src/Makefile.am
===================================================================
--- trunk/ppArith/src/Makefile.am	(revision 23195)
+++ trunk/ppArith/src/Makefile.am	(revision 23229)
@@ -1,14 +1,14 @@
 bin_PROGRAMS = ppArith
 
-PPARITH_VERSION=`if [ -e ../../VERSION ]; then cat ../../VERSION; else svnversion; fi`
-PPARITH_BRANCH=`if [ -e ../../BRANCH ]; then cat ../../BRANCH; else svn info | sed -n -e '/URL:/ h' -e '/Repository Root:/ { x; H; x; s|Repository Root: \(.*\)\nURL: \1\(.*\)|\2| ; s|^/|| ; s|/[a-zA-Z]*/src.*|| ; p }'; fi`
-PPARITH_SOURCE=`if [ -e ../../SOURCE ]; then cat ../../SOURCE; else svn info | sed -n -e 's/Repository UUID: // p'; fi`
+# PPARITH_VERSION=`if [ -e ../../VERSION ]; then cat ../../VERSION; else svnversion; fi`
+# PPARITH_BRANCH=`if [ -e ../../BRANCH ]; then cat ../../BRANCH; else svn info | sed -n -e '/URL:/ h' -e '/Repository Root:/ { x; H; x; s|Repository Root: \(.*\)\nURL: \1\(.*\)|\2| ; s|^/|| ; s|/[a-zA-Z]*/src.*|| ; p }'; fi`
+# PPARITH_SOURCE=`if [ -e ../../SOURCE ]; then cat ../../SOURCE; else svn info | sed -n -e 's/Repository UUID: // p'; fi`
+# 
+# # Force recompilation of ppArithVersion.c, since it gets the version information
+# ppArithVersion.c: FORCE
+# 	touch ppArith.c
+# FORCE: ;
 
-# Force recompilation of ppArithVersion.c, since it gets the version information
-ppArithVersion.c: FORCE
-	touch ppArith.c
-FORCE: ;
-
-ppArith_CPPFLAGS = $(PSLIB_CFLAGS) $(PSMODULE_CFLAGS) $(PPSTATS_CFLAGS) $(PSPHOT_CFLAGS) $(PPARITH_CFLAGS) -DPPARITH_VERSION=\"$(PPARITH_VERSION)\" -DPPARITH_BRANCH=\"$(PPARITH_BRANCH)\" -DPPARITH_SOURCE=\"$(PPARITH_SOURCE)\"
+ppArith_CPPFLAGS = $(PSLIB_CFLAGS) $(PSMODULE_CFLAGS) $(PPSTATS_CFLAGS) $(PSPHOT_CFLAGS) $(PPARITH_CFLAGS) -DPPARITH_VERSION=$(SVN_VERSION) -DPPARITH_BRANCH=$(SVN_BRANCH) -DPPARITH_SOURCE=$(SVN_SOURCE)
 ppArith_LDFLAGS  = $(PSLIB_LIBS)   $(PSMODULE_LIBS)   $(PPSTATS_LIBS)   $(PSPHOT_LIBS)   $(PPARITH_LIBS)
 
Index: trunk/ppArith/src/ppArithVersion.c
===================================================================
--- trunk/ppArith/src/ppArithVersion.c	(revision 23195)
+++ trunk/ppArith/src/ppArithVersion.c	(revision 23229)
@@ -22,6 +22,4 @@
 #include "ppArith.h"
 
-psString ppArithVersion(void)
-{
 #ifndef PPARITH_VERSION
 #error "PPARITH_VERSION is not set"
@@ -30,13 +28,21 @@
 #error "PPARITH_BRANCH is not set"
 #endif
-    return psStringCopy(PPARITH_BRANCH "@" PPARITH_VERSION);
+#ifndef PPARITH_SOURCE
+#error "PPARITH_SOURCE is not set"
+#endif
+
+#define xstr(s) str(s)
+#define str(s) #s
+
+psString ppArithVersion(void)
+{
+    char *value = NULL;
+    psStringAppend(&value, "%s@%s", xstr(PPARITH_BRANCH), xstr(PPARITH_VERSION));
+    return value;
 }
 
 psString ppArithSource(void)
 {
-#ifndef PPARITH_SOURCE
-#error "PPARITH_SOURCE is not set"
-#endif
-    return psStringCopy(PPARITH_SOURCE);
+    return psStringCopy(xstr(PPARITH_SOURCE));
 }