use CLIB instead of LIBC to avoid clashes with uClibc buildsystem

mk/build.mk

@@ -361,9 +361,9 @@ endif
 			|sed -e "s#^config \(.*\)#\1=y#" \
 			>> $(TOPDIR)/.defconfig; \
 	fi
-	@if [ ! -z "$(LIBC)" ];then \
+	@if [ ! -z "$(CLIB)" ];then \
 		grep "^config" target/config/Config.in \
-			|grep -i "$(LIBC)" \
+			|grep -i "$(CLIB)" \
 			|sed -e "s#^config \(.*\)#\1=y#" \
 			>> $(TOPDIR)/.defconfig; \
 	fi
@@ -419,9 +419,9 @@ endif
 			|sed -e "s#^config \(.*\)#\1=y#" \
 			>> $(TOPDIR)/all.config; \
 	fi
-	@if [ ! -z "$(LIBC)" ];then \
+	@if [ ! -z "$(CLIB)" ];then \
 		grep "^config" target/config/Config.in \
-			|grep -i "$(LIBC)" \
+			|grep -i "$(CLIB)" \
 			|sed -e "s#^config \(.*\)#\1=y#" \
 			>> $(TOPDIR)/all.config; \
 	fi
@@ -466,10 +466,10 @@ endif # ! ifeq ($(strip $(ADK_HAVE_DOT_CONFIG)),y)
 
 # build all target architecture and libc combinations (toolchain only)
 bulktoolchain:
-	@if [ -z "$(LIBC)" ];then \
+	@if [ -z "$(CLIB)" ];then \
 		libc="glibc uclibc musl"; \
 	else \
-		libc="$(LIBC)"; \
+		libc="$(CLIB)"; \
 	fi; \
 	for libc in $$libc;do \
 		while read arch; do \
@@ -478,7 +478,7 @@ bulktoolchain:
 			tarch=$$(echo $$arch|sed -e "s#sh4.*#sh#" -e "s#el##" -e "s#eb##" -e "s#mips64.*#mips#" -e "s#hf##" -e "s#x86_64.*#x86_64#" ); \
 			carch=$$(echo $$arch|sed -e "s#hf##" -e "s#mips64n.*#mips64#" -e "s#mips64el.*#mips64el#" -e 's#x86$$#i686#' -e "s#x86_64.*#x86_64#" ); \
 			echo === building $$tarch $$libc toolchain-$$arch on $$(date); \
-				$(GMAKE) ARCH=$$tarch SYSTEM=toolchain-$$arch LIBC=$$libc defconfig; \
+				$(GMAKE) ARCH=$$tarch SYSTEM=toolchain-$$arch CLIB=$$libc defconfig; \
 				tabi=$$(grep ^ADK_TARGET_ABI= .config|cut -d \" -f 2);\
 				if [ $$arch = "armhf" ];then arch=arm; else arch=$$arch;fi; \
 				if [ -z $$tabi ];then abi="";else abi=_$$tabi;fi; \
@@ -494,10 +494,10 @@ bulktoolchain:
 	done
 
 test-framework:
-	@if [ -z "$(LIBC)" ];then \
+	@if [ -z "$(CLIB)" ];then \
 		libc="glibc uclibc musl"; \
 	else \
-		libc="$(LIBC)"; \
+		libc="$(CLIB)"; \
 	fi; \
 	for libc in $$libc;do \
 		( \
@@ -506,7 +506,7 @@ test-framework:
 				tarch=$$(echo $$arch|sed -e "s#el##" -e "s#eb##" -e "s#mips64.*#mips#" -e "s#i686#x86#" -e "s#sh4#sh#" -e "s#hf##" -e "s#x86_64.*#x86_64#"); \
 				arch=$$(echo $$arch|sed -e 's#x86$$#i686#'); \
 				echo === building qemu-$$arch for $$libc with $$tarch on $$(date); \
-				$(GMAKE) ARCH=$$tarch SYSTEM=qemu-$$arch LIBC=$$libc FS=initramfsarchive COLLECTION=test defconfig; \
+				$(GMAKE) ARCH=$$tarch SYSTEM=qemu-$$arch CLIB=$$libc FS=initramfsarchive COLLECTION=test defconfig; \
 				$(GMAKE) VERBOSE=1 all; if [ $$? -ne 0 ]; then touch .exit; exit 1;fi; \
 				tabi=$$(grep ^ADK_TARGET_ABI= .config|cut -d \" -f 2);\
 				if [ -z $$tabi ];then abi="";else abi=_$$tabi;fi; \
@@ -529,7 +529,7 @@ release:
 		( \
 			echo === building $$libc on $$(date); \
 			$(GMAKE) prereq && \
-			$(GMAKE) ARCH=$(ARCH) SYSTEM=$(SYSTEM) LIBC=$$libc FS=archive allmodconfig; \
+			$(GMAKE) ARCH=$(ARCH) SYSTEM=$(SYSTEM) CLIB=$$libc FS=archive allmodconfig; \
 			$(GMAKE) VERBOSE=1 all; if [ $$? -ne 0 ]; then touch .exit; exit 1;fi; \
 			rm .config; \
 		) 2>&1 | tee $(TOPDIR)/firmware/release-build.log; \
@@ -547,7 +547,7 @@ bulk:
 	    ( \
 		echo === building $$arch $$system $$libc on $$(date); \
 		$(GMAKE) prereq && \
-		$(GMAKE) ARCH=$$arch SYSTEM=$$system LIBC=$$libc FS=archive defconfig; \
+		$(GMAKE) ARCH=$$arch SYSTEM=$$system CLIB=$$libc FS=archive defconfig; \
 		$(GMAKE) VERBOSE=1 all; if [ $$? -ne 0 ]; then touch .exit; exit 1;fi; \
 		rm .config; \
             ) 2>&1 | tee $(TOPDIR)/firmware/bulkbuild.log; \
@@ -567,7 +567,7 @@ bulkall:
 	    ( \
 		echo === building $$arch $$system $$libc on $$(date); \
 		$(GMAKE) prereq && \
-		$(GMAKE) ARCH=$$arch SYSTEM=$$system LIBC=$$libc FS=archive allconfig; \
+		$(GMAKE) ARCH=$$arch SYSTEM=$$system CLIB=$$libc FS=archive allconfig; \
 		$(GMAKE) VERBOSE=1 all; if [ $$? -ne 0 ]; then touch .exit; exit 1;fi; \
 		rm .config; \
             ) 2>&1 | tee $(TOPDIR)/firmware/bulkallbuild.log; \
@@ -587,7 +587,7 @@ bulkallmod:
 	    ( \
 		echo === building $$arch $$system $$libc on $$(date); \
 		$(GMAKE) prereq && \
-		$(GMAKE) ARCH=$$arch SYSTEM=$$system LIBC=$$libc FS=archive allmodconfig; \
+		$(GMAKE) ARCH=$$arch SYSTEM=$$system CLIB=$$libc FS=archive allmodconfig; \
 		$(GMAKE) VERBOSE=1 all; if [ $$? -ne 0 ]; then echo $$system-$$libc >.exit; exit 1;fi; \
 		$(GMAKE) clean; \
 		rm .config; \

toolchain/Makefile

@@ -18,15 +18,15 @@ include $(TOPDIR)/rules.mk
 TARGETS:=binutils gmp mpfr mpc libelf gcc
 ifeq ($(ADK_TARGET_LIB_GLIBC),y)
 TARGETS+=glibc
-LIBC:=glibc
+CLIB:=glibc
 endif
 ifeq ($(ADK_TARGET_LIB_UCLIBC),y)
 TARGETS+=uclibc
-LIBC:=uclibc
+CLIB:=uclibc
 endif
 ifeq ($(ADK_TARGET_LIB_MUSL),y)
 TARGETS+=musl
-LIBC:=musl
+CLIB:=musl
 endif
 ifeq ($(ADK_TOOLCHAIN_GDB),y)
 TARGETS+=gdb
@@ -34,7 +34,7 @@ endif
 
 DOWNLOAD:=kernel-headers-download $(patsubst %,%-download,$(TARGETS))
 TARGETS_INSTALL:=$(patsubst %,%-install,$(TARGETS))
-FIXUP:=$(patsubst %,%-fixup,$(LIBC))
+FIXUP:=$(patsubst %,%-fixup,$(CLIB))
 TARGETS_CLEAN:=$(patsubst %,%-clean,$(TARGETS))
 
 install: $(TARGETS_INSTALL)
@@ -43,14 +43,14 @@ download: $(DOWNLOAD)
 fixup: $(FIXUP)
 
 gcc-prepare: binutils-install gmp-install mpfr-install mpc-install libelf-install
-$(LIBC)-prepare: gcc-prepare kernel-headers-prepare
-gcc-configure: $(LIBC)-prepare
-$(LIBC)-compile: gcc-configure
-gcc-compile: $(LIBC)-install
+$(CLIB)-prepare: gcc-prepare kernel-headers-prepare
+gcc-configure: $(CLIB)-prepare
+$(CLIB)-compile: gcc-configure
+gcc-compile: $(CLIB)-install
 ifeq ($(ADK_TOOLCHAIN_GDB),y)
-$(LIBC)-fixup: gcc-install gdb-install
+$(CLIB)-fixup: gcc-install gdb-install
 else
-$(LIBC)-fixup: gcc-install
+$(CLIB)-fixup: gcc-install
 endif
 
 %-download:
@@ -59,7 +59,7 @@ endif
 
 %-prepare:
 	$(TRACE) toolchain/$(patsubst %-prepare,%,$@)/prepare
-	@if test x"$(patsubst %-prepare,%,$@)" = x"$(LIBC)"; then \
+	@if test x"$(patsubst %-prepare,%,$@)" = x"$(CLIB)"; then \
 		$(MAKE) -C $(patsubst %-prepare,%,$@) prepare \
 		    $(MAKE_TRACE); \
 	else \
@@ -70,7 +70,7 @@ endif
 
 %-configure: %-prepare
 	$(TRACE) toolchain/$(patsubst %-configure,%,$@)/configure
-	@if test x"$(patsubst %-configure,%,$@)" = x"$(LIBC)"; then \
+	@if test x"$(patsubst %-configure,%,$@)" = x"$(CLIB)"; then \
 		$(MAKE) -C $(patsubst %-configure,%,$@) configure \
 		    $(MAKE_TRACE); \
 	else \
@@ -81,7 +81,7 @@ endif
 
 %-compile: %-configure
 	$(TRACE) toolchain/$(patsubst %-compile,%,$@)/compile
-	@if test x"$(patsubst %-compile,%,$@)" = x"$(LIBC)"; then \
+	@if test x"$(patsubst %-compile,%,$@)" = x"$(CLIB)"; then \
 		$(MAKE) -C $(patsubst %-compile,%,$@) compile \
 		    $(MAKE_TRACE); \
 	else \
@@ -92,7 +92,7 @@ endif
 
 %-install: %-compile
 	$(TRACE) toolchain/$(patsubst %-install,%,$@)/install
-	@if test x"$(patsubst %-install,%,$@)" = x"$(LIBC)"; then \
+	@if test x"$(patsubst %-install,%,$@)" = x"$(CLIB)"; then \
 		$(MAKE) -C $(patsubst %-install,%,$@) install \
 		    $(MAKE_TRACE); \
 	else \