Index: trunk/psLib/src/sys/Makefile.am
===================================================================
--- trunk/psLib/src/sys/Makefile.am	(revision 23216)
+++ trunk/psLib/src/sys/Makefile.am	(revision 23229)
@@ -3,7 +3,7 @@
 noinst_LTLIBRARIES = libpslibsys.la
 
-PSLIB_VERSION=`if [ -e ../../VERSION ]; then cat ../../VERSION; else svnversion; fi`
-PSLIB_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`
-PSLIB_SOURCE=`if [ -e ../../SOURCE ]; then cat ../../SOURCE; else svn info | sed -n -e 's/Repository UUID: // p'; fi`
+# PSLIB_VERSION=`if [ -e ../../VERSION ]; then cat ../../VERSION; else svnversion; fi`
+# PSLIB_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`
+# PSLIB_SOURCE=`if [ -e ../../SOURCE ]; then cat ../../SOURCE; else svn info | sed -n -e 's/Repository UUID: // p'; fi`
 
 # Force recompilation of psConfigure.c, since it gets the version information
@@ -12,5 +12,5 @@
 FORCE: ;
 
-libpslibsys_la_CPPFLAGS = $(SRCINC) $(PSLIB_CFLAGS) $(CFITSIO_CFLAGS) -DPSLIB_VERSION=\"$(PSLIB_VERSION)\" -DPSLIB_BRANCH=\"$(PSLIB_BRANCH)\" -DPSLIB_SOURCE=\"$(PSLIB_SOURCE)\"
+libpslibsys_la_CPPFLAGS = $(SRCINC) $(PSLIB_CFLAGS) $(CFITSIO_CFLAGS) -DPSLIB_VERSION=$(SVN_VERSION) -DPSLIB_BRANCH=$(SVN_BRANCH) -DPSLIB_SOURCE=$(SVN_SOURCE)
 libpslibsys_la_SOURCES = \
 	psAbort.c \
Index: trunk/psLib/src/sys/psConfigure.c
===================================================================
--- trunk/psLib/src/sys/psConfigure.c	(revision 23216)
+++ trunk/psLib/src/sys/psConfigure.c	(revision 23229)
@@ -47,7 +47,4 @@
 static FILE *memCheckFile = NULL;       // File to which to write results of mem check
 
-
-psString psLibVersion(void)
-{
 #ifndef PSLIB_VERSION
 #error "PSLIB_VERSION is not set"
@@ -56,13 +53,21 @@
 #error "PSLIB_BRANCH is not set"
 #endif
-    return psStringCopy(PSLIB_BRANCH "@" PSLIB_VERSION);
+#ifndef PSLIB_SOURCE
+#error "PSLIB_SOURCE is not set"
+#endif
+
+#define xstr(s) str(s)
+#define str(s) #s
+
+psString psLibVersion(void)
+{
+    char *value = NULL;
+    psStringAppend(&value, "%s@%s", xstr(PSLIB_BRANCH), xstr(PSLIB_VERSION));
+    return value;
 }
 
 psString psLibSource(void)
 {
-#ifndef PSLIB_SOURCE
-#error "PSLIB_SOURCE is not set"
-#endif
-    return psStringCopy(PSLIB_SOURCE);
+    return psStringCopy(xstr(PSLIB_SOURCE));
 }