Update generate_build_files.py for SIKE.

Change-Id: Ifb0e83288a0923704b102d70353a3b3a51e5830b
Reviewed-on: https://boringssl-review.googlesource.com/c/boringssl/+/36084
Reviewed-by: Adam Langley <agl@google.com>

util/generate_build_files.py

diff --git a/util/generate_build_files.py b/util/generate_build_files.py
index 433069a..b59373c 100644
--- a/util/generate_build_files.py
+++ b/util/generate_build_files.py
@@ -592,7 +592,8 @@
 def main(platforms):
   cmake = ExtractVariablesFromCMakeFile(os.path.join('src', 'sources.cmake'))
   crypto_c_files = (FindCFiles(os.path.join('src', 'crypto'), NoTestsNorFIPSFragments) +
-                    FindCFiles(os.path.join('src', 'third_party', 'fiat'), NoTestsNorFIPSFragments))
+                    FindCFiles(os.path.join('src', 'third_party', 'fiat'), NoTestsNorFIPSFragments) +
+                    FindCFiles(os.path.join('src', 'third_party', 'sike'), NoTestsNorFIPSFragments))
   fips_fragments = FindCFiles(os.path.join('src', 'crypto', 'fipsmodule'), OnlyFIPSFragments)
   ssl_source_files = FindCFiles(os.path.join('src', 'ssl'), NoTests)
   tool_c_files = FindCFiles(os.path.join('src', 'tool'), NoTests)
@@ -657,7 +658,8 @@
   ssl_internal_h_files = FindHeaderFiles(os.path.join('src', 'ssl'), NoTests)
   crypto_internal_h_files = (
       FindHeaderFiles(os.path.join('src', 'crypto'), NoTests) +
-      FindHeaderFiles(os.path.join('src', 'third_party', 'fiat'), NoTests))
+      FindHeaderFiles(os.path.join('src', 'third_party', 'fiat'), NoTests) +
+      FindHeaderFiles(os.path.join('src', 'third_party', 'sike'), NoTests))
 
   files = {
       'crypto': crypto_c_files,