ENH: When source file is in subdirectory put object file in subdirectory. Fixes Bug #290 - Source files in subdirectories should produce object files in subdirectories

Source/CMakeLists.txt

@@ -580,7 +580,9 @@ IF(BUILD_TESTING)
     --build-generator ${CMAKE_GENERATOR}
     --build-makeprogram ${MAKEPROGRAM}
     --build-project SUBDIR
-    --test-command test "${CMake_BINARY_DIR}/Tests/SubDir/ShouldBeHere"
+    --test-command test 
+    "${CMake_BINARY_DIR}/Tests/SubDir/ShouldBeHere"
+    "${CMake_BINARY_DIR}/Tests/SubDir/testfromsubdir.o"
     )
 
   IF (APPLE)

Source/cmSourceFile.cxx

@@ -27,9 +27,16 @@ void cmSourceFile::SetName(const char* name, const char* dir,
                            const std::vector<std::string>& sourceExts,
                            const std::vector<std::string>& headerExts)
 {
+
   this->SetProperty("HEADER_FILE_ONLY","1");
 
-  m_SourceName = name;
+  m_SourceName = cmSystemTools::GetFilenamePath(name);
+  if ( m_SourceName.size() > 0 )
+    {
+    m_SourceName += "/";
+    }
+  m_SourceName += cmSystemTools::GetFilenameWithoutLastExtension(name);
+
   std::string pathname = dir;
 
   // the name might include the full path already, so
@@ -47,7 +54,7 @@ void cmSourceFile::SetName(const char* name, const char* dir,
 
   // First try and see whether the listed file can be found
   // as is without extensions added on.
-  pathname += m_SourceName;
+  pathname += name;
   std::string hname = pathname;
   if(cmSystemTools::FileExists(hname.c_str()))
     {
@@ -55,14 +62,13 @@ void cmSourceFile::SetName(const char* name, const char* dir,
     if(pos != std::string::npos)
       {
       m_SourceExtension = hname.substr(pos+1, hname.size()-pos);
-      std::string::size_type pos2 = hname.rfind('/');
+      if ( cmSystemTools::FileIsFullPath(name) )
-      if(pos2 != std::string::npos)
         {
+        std::string::size_type pos2 = hname.rfind('/');
+        if(pos2 != std::string::npos)
+          {
           m_SourceName = hname.substr(pos2+1, pos - pos2-1);
-        }
+          }
-      else
-        {
-          m_SourceName = hname.substr(0, pos);
         }
       }
 

Tests/SubDir/CMakeLists.txt

@@ -1,3 +1,5 @@
 PROJECT(SUBDIR)
 SUBDIRS(Executable EXCLUDE_FROM_ALL Examples)
 WRITE_FILE(${SUBDIR_BINARY_DIR}/ShouldBeHere "This file should exist.")
+
+ADD_EXECUTABLE(TestFromSubdir AnotherSubdir/testfromsubdir.c AnotherSubdir/secondone)

Tests/SubDir/Executable/test.cxx

@@ -28,11 +28,22 @@ int FileExists(const char* filename)
 
 int main(int ac, char** av)
 {
+  if(ac <= 1)
+    {
+    printf("Usage: %s <file>\n", av[0]);
+    return 1;
+    }
   if(!FileExists(av[1]))
     {
     printf("Missing file %s\n", av[1]);
     return 1;
     }
-  printf("%s is there!", av[1]);
+  if(FileExists(av[2]))
+    {
+    printf("File %s should be in subdirectory\n", av[2]);
+    return 1;
+    }
+  printf("%s is not there! Good.", av[2]);
+  printf("%s is there! Good.", av[1]);
   return 0;
 }