X-Git-Url: https://www.ginac.de/ginac.git//ginac.git?p=ginac.git;a=blobdiff_plain;f=ginac%2Futils.cpp;h=7592e4033e8ef6ae7d0eadcb1fffe10102ab7db2;hp=0689d3e7e2f1c110f104e8f9dba732d273309a47;hb=afdd7fa8c6c0a587f7c80789198551383e8beb7b;hpb=487e5659efe401683eee0381b0d23f967ffffc3c

diff --git a/ginac/utils.cpp b/ginac/utils.cpp
index 0689d3e7..7592e403 100644
--- a/ginac/utils.cpp
+++ b/ginac/utils.cpp
@@ -22,6 +22,11 @@
 
 #include "utils.h"
 
+#ifndef NO_GINAC_NAMESPACE
+namespace GiNaC {
+#endif // ndef NO_GINAC_NAMESPACE
+
+/** Integer binary logarithm */
 unsigned log2(unsigned n)
 {
     unsigned k;
@@ -29,6 +34,8 @@ unsigned log2(unsigned n)
     return k;
 }
 
+/** Compare two pointers (just to establish some sort of canonical order).
+ *  @return -1, 0, or 1 */
 int compare_pointers(void const * a, void const * b)
 {
     if (a<b) {
@@ -39,7 +46,8 @@ int compare_pointers(void const * a, void const * b)
     return 0;
 }
 
-// comment skeletton for header files
+
+// comment skeleton for header files
 
 
 // member functions
@@ -64,7 +72,7 @@ int compare_pointers(void const * a, void const * b)
     
 
 
-// comment skeletton for implementation files
+// comment skeleton for implementation files
 
 
 //////////
@@ -113,6 +121,6 @@ int compare_pointers(void const * a, void const * b)
 // private
 // none
 
-
-
-
+#ifndef NO_GINAC_NAMESPACE
+} // namespace GiNaC
+#endif // ndef NO_GINAC_NAMESPACE