Changeset 603 for CMT/HEAD/source/cmt_symbol.cxx

Timestamp:

Jan 27, 2012, 4:47:18 PM (12 years ago)

Author:

rybkin

Message:

See C.L. 478

File:

• CMT/HEAD/source/cmt_symbol.cxx (modified) (3 diffs)

CMT/HEAD/source/cmt_symbol.cxx

@@ -1641 +1641 @@
           break;
         case Sh :
-          cout << "unset " << _name;
+          cout << "[ -z ${" << _name << "+CMT} ] || unset " << _name;
+          //          cout << "unset " << _name;
           result = 1;
           break;
@@ -1658 +1659 @@
             break;
           case Sh :
-            cout << "unset " << name;
+            cout << "[ -z ${" << name << "+CMT} ] || unset " << name;
+          //            cout << "unset " << name;
             result = 1;
             break;
@@ -1753 +1755 @@
               break;
             case Sh :
-              if (empty) cout << "unset " << _name;
+              if (empty) cout << "[ -z ${" << _name << "+CMT} ] || unset " << _name;
+              //              if (empty) cout << "unset " << _name;
               else cout << _name << "=\"" << temp << "\"; export " << _name;
               //else cout << name << "=" << CmtSystem::quote (temp, " \t") << "; export " << name;