BUG: fix for bug 5455, handle nodefaultlib with more than one lib

Source/cmLocalVisualStudio7Generator.cxx

@@ -365,7 +365,7 @@ cmVS7FlagTable cmLocalVisualStudio7GeneratorLinkFlagTable[] =
   {"LinkIncremental", "INCREMENTAL:NO", "link incremental", "1", 0},
   {"LinkIncremental", "INCREMENTAL:YES", "link incremental", "2", 0},
   {"IgnoreDefaultLibraryNames", "NODEFAULTLIB:", "default libs to ignore", "",
-   cmVS7FlagTable::UserValue},
+  cmVS7FlagTable::UserValue | cmVS7FlagTable::SemicolonAppendable},
   {"IgnoreAllDefaultLibraries", "NODEFAULTLIB", "ignore all default libs",
    "TRUE", 0},
   {"ModuleDefinitionFile", "DEF:", "add an export def file", "",
@@ -1807,6 +1807,23 @@ cmLocalVisualStudio7GeneratorOptions
           // Ignore the user-specified value.
           this->FlagMap[entry->IDEName] = entry->value;
           }
+        else if(entry->special & cmVS7FlagTable::SemicolonAppendable)
+          {
+          const char *new_value = flag+1+n;
+
+          std::map<cmStdString,cmStdString>::iterator itr;
+          itr = this->FlagMap.find(entry->IDEName);
+          if(itr != this->FlagMap.end())
+            {
+            // Append to old value (if present) with semicolons;
+            itr->second += ";";
+            itr->second += new_value;
+            }
+          else
+            {
+              this->FlagMap[entry->IDEName] = new_value;
+            }
+        }
         else
           {
           // Use the user-specified value.

Source/cmLocalVisualStudio7Generator.h

@@ -137,6 +137,10 @@ struct cmVS7FlagTable
     UserIgnored  = (1<<1), // ignore any user value
     UserRequired = (1<<2), // match only when user value is non-empty
     Continue     = (1<<3), // continue looking for matching entries
+    SemicolonAppendable = (1<<4), // a flag that if specified multiple times
+                                  // should have its value appended to the
+                                  // old value with semicolons (e.g.
+                                  // /NODEFAULTLIB: => IgnoreDefaultLibraryNames)
 
     UserValueIgnored  = UserValue | UserIgnored,
     UserValueRequired = UserValue | UserRequired

Tests/COnly/CMakeLists.txt

@@ -6,6 +6,9 @@ add_library(testc1 STATIC libc1.c)
 add_library(testc2 SHARED libc2.c)
 add_executable (COnly conly.c foo.c foo.h)
 target_link_libraries(COnly testc1 testc2)
-
+if(MSVC_VERSION)
+  set_target_properties(COnly PROPERTIES
+    LINK_FLAGS " /NODEFAULTLIB:\"libc.lib\" /NODEFAULTLIB:\"libcmt.lib\" /NODEFAULTLIB:\"msvcrt.lib\" /NODEFAULTLIB:\"libcd.lib\" /NODEFAULTLIB:\"libcmtd.lib\"")
+endif(MSVC_VERSION)
 string(ASCII 35 32 67 77 97 107 101 ASCII_STRING)
 message(STATUS "String: ${ASCII_STRING}")