stubs: handle linux module functions

Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>

extra/Configs/Config.in

@@ -930,9 +930,18 @@ config UCLIBC_GRP_BUFFER_SIZE
 
 comment "Support various families of functions"
 
+config UCLIBC_LINUX_MODULE_26
+	bool "Linux kernel module functions (2.6)"
+	default y
+	help
+	  delete_module, init_module
+	  are used in linux for loadable kernel modules.
+
+	  Say N if you do not use kernel modules.
+
 config UCLIBC_LINUX_MODULE_24
-	bool "Linux kernel module functions"
-	default !(TARGET_bfin)
+	bool "Linux kernel module functions (<2.6)"
+	depends on !TARGET_bfin && !TARGET_c6x
 	help
 	  create_module, query_module
 	  are used in linux (prior to 2.6) for loadable kernel modules.

libc/sysdeps/linux/common/Makefile.in

@@ -15,6 +15,7 @@ CSRC_LFS := $(notdir $(wildcard $(COMMON_DIR)/*64.c))
 CSRC-y := $(filter-out llseek.c $(CSRC_LFS),$(CSRC-y))
 CSRC-$(UCLIBC_HAS_LFS) += llseek.c $(CSRC_LFS)
 CSRC-$(findstring y,$(UCLIBC_HAS_SSP)$(UCLIBC_HAS_FORTIFY)) += ssp.c
+CSRC-$(UCLIBC_LINUX_MODULE_26) += delete_module.c init_module.c
 CSRC-$(UCLIBC_LINUX_MODULE_24) += create_module.c query_module.c \
 	get_kernel_syms.c
 # we need these internally: fstatfs.c statfs.c

libc/sysdeps/linux/common/stubs.c

@@ -133,11 +133,11 @@ make_stub(capset)
 make_stub(connect)
 #endif
 
-#ifndef __NR_create_module
+#if !defined __NR_create_module && defined __UCLIBC_LINUX_MODULE_24__
 make_stub(create_module)
 #endif
 
-#ifndef __NR_delete_module
+#if !defined __NR_delete_module && defined __UCLIBC_LINUX_MODULE_26__
 make_stub(delete_module)
 #endif
 
@@ -205,7 +205,7 @@ make_stub(getsockopt)
 make_stub(getxattr)
 #endif
 
-#ifndef __NR_init_module
+#if !defined __NR_init_module && defined __UCLIBC_LINUX_MODULE_26__
 make_stub(init_module)
 #endif
 
@@ -293,7 +293,7 @@ make_stub(readahead)
 make_stub(reboot)
 #endif
 
-#ifndef __NR_query_module
+#if !defined __NR_query_module && defined __UCLIBC_LINUX_MODULE_24__
 make_stub(query_module)
 #endif