Add win_def_file attribute to cc rules.

RELNOTES[NEW]: Users can use win_def_file attribute to specify a DEF file for
exporting symbols when build a shared library on Windows.

Change-Id: Ifa28d8b7b24eaefcefc9640d8dc56fd2931e9688
PiperOrigin-RevId: 175651203

1 files changed, 6 insertions, 1 deletions

diff --git a/tools/cpp/CROSSTOOL.tpl b/tools/cpp/CROSSTOOL.tpl
index 0307a3ca4b..000bc4b595 100644
--- a/tools/cpp/CROSSTOOL.tpl
+++ b/tools/cpp/CROSSTOOL.tpl
@@ -385,6 +385,7 @@ toolchain {
     implies: 'use_linker'
     implies: 'no_stripping'
     implies: 'has_configured_linker_path'
+    implies: 'def_file'
   }
 
   action_config {
@@ -994,7 +995,7 @@ toolchain {
   }
 
   feature {
-    name: 'windows_export_all_symbols'
+    name : 'def_file',
     flag_set {
       expand_if_all_available: 'def_file_path'
       action: 'c++-link-executable'
@@ -1010,6 +1011,10 @@ toolchain {
   }
 
   feature {
+    name: 'windows_export_all_symbols'
+  }
+
+  feature {
     name: 'no_windows_export_all_symbols'
   }