pkgconfig: add gpr to grpc's Requires.private

Makefile

@@ -780,7 +780,7 @@ GPR_PC_FILE := $(CORE_PC_TEMPLATE)
 PC_NAME = gRPC
 PC_DESCRIPTION = high performance general RPC framework
 PC_CFLAGS =
-PC_REQUIRES_PRIVATE = $(PC_REQUIRES_GRPC) $(PC_REQUIRES_SECURE)
+PC_REQUIRES_PRIVATE = gpr $(PC_REQUIRES_GRPC) $(PC_REQUIRES_SECURE)
 PC_LIBS_PRIVATE = $(PC_LIBS_GRPC) $(PC_LIBS_SECURE)
 PC_LIB = -lgrpc
 GRPC_PC_FILE := $(CORE_PC_TEMPLATE)
@@ -789,7 +789,7 @@ GRPC_PC_FILE := $(CORE_PC_TEMPLATE)
 PC_NAME = gRPC unsecure
 PC_DESCRIPTION = high performance general RPC framework without SSL
 PC_CFLAGS =
-PC_REQUIRES_PRIVATE = $(PC_REQUIRES_GRPC)
+PC_REQUIRES_PRIVATE = gpr $(PC_REQUIRES_GRPC)
 PC_LIBS_PRIVATE = $(PC_LIBS_GRPC)
 PC_LIB = -lgrpc
 GRPC_UNSECURE_PC_FILE := $(CORE_PC_TEMPLATE)

templates/Makefile.template

@@ -681,7 +681,7 @@
   PC_NAME = gRPC
   PC_DESCRIPTION = high performance general RPC framework
   PC_CFLAGS =
-  PC_REQUIRES_PRIVATE = $(PC_REQUIRES_GRPC) $(PC_REQUIRES_SECURE)
+  PC_REQUIRES_PRIVATE = gpr $(PC_REQUIRES_GRPC) $(PC_REQUIRES_SECURE)
   PC_LIBS_PRIVATE = $(PC_LIBS_GRPC) $(PC_LIBS_SECURE)
   PC_LIB = -lgrpc
   GRPC_PC_FILE := $(CORE_PC_TEMPLATE)
@@ -690,7 +690,7 @@
   PC_NAME = gRPC unsecure
   PC_DESCRIPTION = high performance general RPC framework without SSL
   PC_CFLAGS =
-  PC_REQUIRES_PRIVATE = $(PC_REQUIRES_GRPC)
+  PC_REQUIRES_PRIVATE = gpr $(PC_REQUIRES_GRPC)
   PC_LIBS_PRIVATE = $(PC_LIBS_GRPC)
   PC_LIB = -lgrpc
   GRPC_UNSECURE_PC_FILE := $(CORE_PC_TEMPLATE)