Undo moving include/ one dir up, to ease testing workflow.

gRPC.podspec

@@ -73,33 +73,33 @@ Pod::Spec.new do |s|
                       'src/core/support/string_win32.h',
                       'src/core/support/thd_internal.h',
                       'src/core/support/time_precise.h',
-                      'grpc/support/alloc.h',
-                      'grpc/support/atm.h',
-                      'grpc/support/atm_gcc_atomic.h',
-                      'grpc/support/atm_gcc_sync.h',
-                      'grpc/support/atm_win32.h',
-                      'grpc/support/cmdline.h',
-                      'grpc/support/cpu.h',
-                      'grpc/support/histogram.h',
-                      'grpc/support/host_port.h',
-                      'grpc/support/log.h',
-                      'grpc/support/log_win32.h',
-                      'grpc/support/port_platform.h',
-                      'grpc/support/slice.h',
-                      'grpc/support/slice_buffer.h',
-                      'grpc/support/string_util.h',
-                      'grpc/support/subprocess.h',
-                      'grpc/support/sync.h',
-                      'grpc/support/sync_generic.h',
-                      'grpc/support/sync_posix.h',
-                      'grpc/support/sync_win32.h',
-                      'grpc/support/thd.h',
-                      'grpc/support/time.h',
-                      'grpc/support/tls.h',
-                      'grpc/support/tls_gcc.h',
-                      'grpc/support/tls_msvc.h',
-                      'grpc/support/tls_pthread.h',
-                      'grpc/support/useful.h',
+                      'include/grpc/support/alloc.h',
+                      'include/grpc/support/atm.h',
+                      'include/grpc/support/atm_gcc_atomic.h',
+                      'include/grpc/support/atm_gcc_sync.h',
+                      'include/grpc/support/atm_win32.h',
+                      'include/grpc/support/cmdline.h',
+                      'include/grpc/support/cpu.h',
+                      'include/grpc/support/histogram.h',
+                      'include/grpc/support/host_port.h',
+                      'include/grpc/support/log.h',
+                      'include/grpc/support/log_win32.h',
+                      'include/grpc/support/port_platform.h',
+                      'include/grpc/support/slice.h',
+                      'include/grpc/support/slice_buffer.h',
+                      'include/grpc/support/string_util.h',
+                      'include/grpc/support/subprocess.h',
+                      'include/grpc/support/sync.h',
+                      'include/grpc/support/sync_generic.h',
+                      'include/grpc/support/sync_posix.h',
+                      'include/grpc/support/sync_win32.h',
+                      'include/grpc/support/thd.h',
+                      'include/grpc/support/time.h',
+                      'include/grpc/support/tls.h',
+                      'include/grpc/support/tls_gcc.h',
+                      'include/grpc/support/tls_msvc.h',
+                      'include/grpc/support/tls_pthread.h',
+                      'include/grpc/support/useful.h',
                       'src/core/profiling/basic_timers.c',
                       'src/core/profiling/stap_timers.c',
                       'src/core/support/alloc.c',
@@ -266,13 +266,13 @@ Pod::Spec.new do |s|
                       'src/core/census/aggregation.h',
                       'src/core/census/context.h',
                       'src/core/census/rpc_metric_id.h',
-                      'grpc/grpc_security.h',
-                      'grpc/byte_buffer.h',
-                      'grpc/byte_buffer_reader.h',
-                      'grpc/compression.h',
-                      'grpc/grpc.h',
-                      'grpc/status.h',
-                      'grpc/census.h',
+                      'include/grpc/grpc_security.h',
+                      'include/grpc/byte_buffer.h',
+                      'include/grpc/byte_buffer_reader.h',
+                      'include/grpc/compression.h',
+                      'include/grpc/grpc.h',
+                      'include/grpc/status.h',
+                      'include/grpc/census.h',
                       'src/core/httpcli/httpcli_security_connector.c',
                       'src/core/security/base64.c',
                       'src/core/security/client_auth_filter.c',
@@ -558,6 +558,8 @@ Pod::Spec.new do |s|
                               'src/core/census/rpc_metric_id.h'
 
     ss.header_mappings_dir = '.'
+    ss.xcconfig = { 'HEADER_SEARCH_PATHS' => '"$(PODS_ROOT)/Headers/Private/gRPC" ' +
+                                             '"$(PODS_ROOT)/Headers/Private/gRPC/include"' }
 
     ss.requires_arc = false
     ss.libraries = 'z'
@@ -566,11 +568,6 @@ Pod::Spec.new do |s|
     # ss.compiler_flags = '-GCC_WARN_INHIBIT_ALL_WARNINGS', '-w'
   end
 
-  # Move contents of include/ up a level to avoid manually specifying include paths.
-  # This needs to be here (top-level) instead of in the C-Core subspec because Cocoapods doesn't run
-  # prepare_command's of subspecs.
-  s.prepare_command = 'cp -r "include/grpc" "."'
-
   # Objective-C wrapper around the core gRPC library.
   s.subspec 'GRPCClient' do |ss|
     src_dir = "#{objc_dir}/GRPCClient"

templates/gRPC.podspec.template

@@ -36,26 +36,20 @@
   # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
   <%!
-  def fix_header_name(name):
-    split_name = name.split('/')
-    if split_name[0] == 'include':
-      split_name = split_name[1:]
-    return '/'.join(split_name)
-  
   def grpc_files(libs):
     out = []
     for lib in libs:
       if lib.name in ("grpc", "gpr"):
-        out.extend(fix_header_name(h) for h in lib.get('headers', []))
-        out.extend(fix_header_name(h) for h in lib.get('public_headers', []))
-        out.extend(lib.get('src', []))
+        out += lib.get('headers', [])
+        out += lib.get('public_headers', [])
+        out += lib.get('src', [])
     return out;
   
   def grpc_private_headers(libs):
     out = []
     for lib in libs:
       if lib.name in ("grpc", "gpr"):
-        out.extend(lib.get('headers', []))
+        out += lib.get('headers', [])
     return out
   %>
   Pod::Spec.new do |s|
@@ -92,6 +86,8 @@
       ss.private_header_files = ${(',\n' + 30*' ').join('\'%s\'' % f for f in grpc_private_headers(libs))}
 
       ss.header_mappings_dir = '.'
+      ss.xcconfig = { 'HEADER_SEARCH_PATHS' => '"$(PODS_ROOT)/Headers/Private/gRPC" ' +
+                                               '"$(PODS_ROOT)/Headers/Private/gRPC/include"' }
 
       ss.requires_arc = false
       ss.libraries = 'z'
@@ -100,11 +96,6 @@
       # ss.compiler_flags = '-GCC_WARN_INHIBIT_ALL_WARNINGS', '-w'
     end
 
-    # Move contents of include/ up a level to avoid manually specifying include paths.
-    # This needs to be here (top-level) instead of in the C-Core subspec because Cocoapods doesn't run
-    # prepare_command's of subspecs.
-    s.prepare_command = 'cp -r "include/grpc" "."'
-
     # Objective-C wrapper around the core gRPC library.
     s.subspec 'GRPCClient' do |ss|
       src_dir = "#{objc_dir}/GRPCClient"