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Revert "try to fix duplicated slashes in the generated lib*.so files"
[uclinux-h8/uClibc.git] / Rules.mak
diff --git a/Rules.mak b/Rules.mak
index c03faf8..abf958b 100644 (file)
--- a/Rules.mak
+++ b/Rules.mak
@@ -97,25 +97,28 @@ TARGET_SUBARCH:=$(call qstrip,$(shell grep -s '^TARGET_SUBARCH' $(top_builddir)/
 TARGET_SUBARCH:=$(call qstrip,$(TARGET_SUBARCH))
 RUNTIME_PREFIX:=$(strip $(subst //,/, $(subst ,/, $(call qstrip,$(RUNTIME_PREFIX)))))
 DEVEL_PREFIX:=$(strip $(subst //,/, $(subst ,/, $(call qstrip,$(DEVEL_PREFIX)))))
+MULTILIB_DIR:=$(strip $(subst //,/, $(subst ,/, $(call qstrip,$(MULTILIB_DIR)))))
 KERNEL_HEADERS:=$(strip $(subst //,/, $(subst ,/, $(call qstrip,$(KERNEL_HEADERS)))))
-export RUNTIME_PREFIX DEVEL_PREFIX KERNEL_HEADERS
+export RUNTIME_PREFIX DEVEL_PREFIX KERNEL_HEADERS MULTILIB_DIR
 
 
 # Now config hard core
 MAJOR_VERSION := 0
 MINOR_VERSION := 9
-SUBLEVEL      := 30
-EXTRAVERSION  :=-git
+SUBLEVEL      := 32
+EXTRAVERSION  :=-rc2-git
 VERSION       := $(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL)
+ABI_VERSION   := $(MAJOR_VERSION)
 ifneq ($(EXTRAVERSION),)
 VERSION       := $(VERSION)$(EXTRAVERSION)
 endif
 # Ensure consistent sort order, 'gcc -print-search-dirs' behavior, etc.
 LC_ALL := C
-export MAJOR_VERSION MINOR_VERSION SUBLEVEL VERSION LC_ALL
+export MAJOR_VERSION MINOR_VERSION SUBLEVEL VERSION ABI_VERSION LC_ALL
 
 LIBC := libc
-SHARED_MAJORNAME := $(LIBC).so.$(MAJOR_VERSION)
+SHARED_LIBNAME := $(LIBC).so.$(ABI_VERSION)
+UBACKTRACE_DSO := libubacktrace.so.$(MAJOR_VERSION)
 ifneq ($(findstring  $(TARGET_ARCH) , hppa64 ia64 mips64 powerpc64 s390x sparc64 x86_64 ),)
 UCLIBC_LDSO_NAME := ld64-uClibc
 ARCH_NATIVE_BIT := 64
@@ -123,17 +126,23 @@ else
 UCLIBC_LDSO_NAME := ld-uClibc
 ARCH_NATIVE_BIT := 32
 endif
-UCLIBC_LDSO := $(UCLIBC_LDSO_NAME).so.$(MAJOR_VERSION)
+UCLIBC_LDSO := $(UCLIBC_LDSO_NAME).so.$(ABI_VERSION)
 NONSHARED_LIBNAME := uclibc_nonshared.a
-libc := $(top_builddir)lib/$(SHARED_MAJORNAME)
-libc.depend := $(top_builddir)lib/$(SHARED_MAJORNAME:.$(MAJOR_VERSION)=)
+libc := $(top_builddir)lib/$(SHARED_LIBNAME)
+libc.depend := $(top_builddir)lib/$(SHARED_LIBNAME:.$(ABI_VERSION)=)
+ifneq ($(ARCH_HAS_NO_SHARED),y)
+libdl.depend := $(top_builddir)lib/libdl.so
+endif
+ifneq ($(HAS_NO_THREADS),y)
+libpthread.depend := $(top_builddir)lib/libpthread.so
+endif
 interp := $(top_builddir)lib/interp.os
 ldso := $(top_builddir)lib/$(UCLIBC_LDSO)
 headers_dep := $(top_builddir)include/bits/sysnum.h
 sub_headers := $(headers_dep)
 
 #LIBS :=$(interp) -L$(top_builddir)lib -lc
-LIBS := $(interp) -L$(top_builddir)lib $(libc:.$(MAJOR_VERSION)=)
+LIBS := $(interp) -L$(top_builddir)lib $(libc:.$(ABI_VERSION)=)
 
 # Make sure DESTDIR and PREFIX can be used to install
 # PREFIX is a uClibcism while DESTDIR is a common GNUism
@@ -209,10 +218,12 @@ ifeq ($(UCLIBC_HAS_SOFT_FLOAT),y)
 ifneq ($(TARGET_ARCH),nios)
 ifneq ($(TARGET_ARCH),nios2)
 ifneq ($(TARGET_ARCH),sh)
+ifneq ($(TARGET_ARCH),c6x)
 CPU_CFLAGS-y += -msoft-float
 endif
 endif
 endif
+endif
 ifeq ($(TARGET_ARCH),arm)
 # No longer needed with current toolchains, but leave it here for now.
 # If anyone is actually still using gcc 2.95 (say), they can uncomment it.
@@ -228,8 +239,9 @@ CPU_CFLAGS-$(UCLIBC_FORMAT_FLAT_SEP_DATA) += -msep-data
 CPU_LDFLAGS-$(ARCH_LITTLE_ENDIAN) += -Wl,-EL
 CPU_LDFLAGS-$(ARCH_BIG_ENDIAN)    += -Wl,-EB
 
-PICFLAG-y := -fPIC -DPIC
+PICFLAG-y := -fPIC
 PICFLAG-$(UCLIBC_FORMAT_FDPIC_ELF) := -mfdpic
+PICFLAG-$(UCLIBC_FORMAT_DSBT_ELF)  := -mdsbt -fpic
 PICFLAG := $(PICFLAG-y)
 PIEFLAG_NAME:=-fPIE
 
@@ -330,7 +342,7 @@ ifeq ($(TARGET_ARCH),arm)
        CPU_CFLAGS-$(CONFIG_ARM720T)+=-mtune=arm7tdmi -march=armv4t
        CPU_CFLAGS-$(CONFIG_ARM920T)+=-mtune=arm9tdmi -march=armv4t
        CPU_CFLAGS-$(CONFIG_ARM922T)+=-mtune=arm9tdmi -march=armv4t
-       CPU_CFLAGS-$(CONFIG_ARM926T)+=-mtune=arm9tdmi -march=armv5t
+       CPU_CFLAGS-$(CONFIG_ARM926T)+=-mtune=arm9e -march=armv5te
        CPU_CFLAGS-$(CONFIG_ARM10T)+=-mtune=arm10tdmi -march=armv5t
        CPU_CFLAGS-$(CONFIG_ARM1136JF_S)+=-mtune=arm1136jf-s -march=armv6
        CPU_CFLAGS-$(CONFIG_ARM1176JZ_S)+=-mtune=arm1176jz-s -march=armv6
@@ -345,7 +357,7 @@ ifeq ($(TARGET_ARCH),arm)
 endif
 
 ifeq ($(TARGET_ARCH),mips)
-       OPTIMIZATIONS+=-mno-split-addresses
+       OPTIMIZATION+=-mno-split-addresses
        CPU_CFLAGS-$(CONFIG_MIPS_ISA_1)+=-mips1
        CPU_CFLAGS-$(CONFIG_MIPS_ISA_2)+=-mips2 -mtune=mips2
        CPU_CFLAGS-$(CONFIG_MIPS_ISA_3)+=-mips3 -mtune=mips3
@@ -367,7 +379,7 @@ ifeq ($(TARGET_ARCH),mips)
 endif
 
 ifeq ($(TARGET_ARCH),nios)
-       OPTIMIZATIONS+=-funaligned-struct-hack
+       OPTIMIZATION+=-funaligned-struct-hack
        CPU_LDFLAGS-y+=-Wl,-m32
        CPU_CFLAGS-y+=-Wl,-m32
 endif
@@ -404,11 +416,11 @@ ifeq ($(TARGET_ARCH),h8300)
 endif
 
 ifeq ($(TARGET_ARCH),i960)
-       OPTIMIZATIONS+=-mh -mint32 #-fsigned-char
+       OPTIMIZATION+=-mh -mint32 #-fsigned-char
 endif
 
 ifeq ($(TARGET_ARCH),e1)
-       OPTIMIZATIONS+=-mgnu-param
+       OPTIMIZATION+=-mgnu-param
 endif
 
 ifeq ($(TARGET_ARCH),cris)
@@ -472,12 +484,17 @@ ifeq ($(TARGET_ARCH),i960)
       SYMBOL_PREFIX=_
 endif
 
-ifeq ($(TARGET_ARCH),microblaze)
+ifeq ($(TARGET_ARCH),v850)
       SYMBOL_PREFIX=_
 endif
 
-ifeq ($(TARGET_ARCH),v850)
-      SYMBOL_PREFIX=_
+ifeq ($(TARGET_ARCH),c6x)
+       PIEFLAG:=
+       CPU_CFLAGS-$(CONFIG_TMS320C64X) += -march=c64x
+       CPU_CFLAGS-$(CONFIG_TMS320C64XPLUS) += -march=c64x+
+       CPU_CFLAGS-$(ARCH_LITTLE_ENDIAN)+=-mlittle-endian
+       CPU_CFLAGS-$(ARCH_BIG_ENDIAN)+=-mbig-endian
+       CPU_LDFLAGS-y += $(CPU_CFLAGS)
 endif
 
 # Keep the check_gcc from being needlessly executed
@@ -519,15 +536,35 @@ link.asneeded = $(if $(and $(CC_FLAG_ASNEEDED),$(CC_FLAG_NO_ASNEEDED)),$(CC_FLAG
 # Check for AS_NEEDED support in linker script (binutils>=2.16.1 has it)
 ifndef ASNEEDED
 export ASNEEDED:=$(shell $(LD) --help 2>/dev/null | grep -q -- --as-needed && echo "AS_NEEDED ( $(UCLIBC_LDSO) )" || echo "$(UCLIBC_LDSO)")
+ifeq ($(UCLIBC_HAS_BACKTRACE),y)
+# Only used in installed libc.so linker script
+UBACKTRACE_FULL_NAME := $(RUNTIME_PREFIX)lib/$(UBACKTRACE_DSO)
+export UBACKTRACE_ASNEEDED:=$(shell $(LD) --help 2>/dev/null | grep -q -- --as-needed && echo "AS_NEEDED ( $(UBACKTRACE_FULL_NAME) )" || echo "$(UBACKTRACE_FULL_NAME)")
+else
+export UBACKTRACE_ASNEEDED:=""
+endif
 endif
 
 # Add a bunch of extra pedantic annoyingly strict checks
-XWARNINGS=$(call qstrip,$(WARNINGS)) -Wstrict-prototypes -fno-strict-aliasing
+XWARNINGS=$(call qstrip,$(WARNINGS)) 
+XWARNINGS+=$(foreach w,\
+       -Wstrict-prototypes \
+       -fno-strict-aliasing \
+       , $(call check_gcc,$(w),))
 ifeq ($(EXTRA_WARNINGS),y)
-XWARNINGS+=-Wnested-externs -Wshadow -Wmissing-noreturn -Wmissing-format-attribute -Wformat=2
-XWARNINGS+=-Wmissing-prototypes -Wmissing-declarations
-XWARNINGS+=-Wold-style-declaration -Wold-style-definition
-XWARNINGS+=-Wnonnull -Wundef
+XWARNINGS+=$(foreach w,\
+       -Wformat=2 \
+       -Wmissing-noreturn \
+       -Wmissing-format-attribute \
+       -Wmissing-prototypes \
+       -Wmissing-declarations \
+       -Wnested-externs \
+       -Wnonnull \
+       -Wold-style-declaration \
+       -Wold-style-definition \
+       -Wshadow \
+       -Wundef \
+       , $(call check_gcc,$(w),))
 # Works only w/ gcc-3.4 and up, can't be checked for gcc-3.x w/ check_gcc()
 #XWARNINGS+=-Wdeclaration-after-statement
 endif
@@ -548,6 +585,7 @@ NOSTDLIB_CFLAGS:=$(call check_gcc,-nostdlib,)
 CFLAGS := -include $(top_srcdir)include/libc-symbols.h \
        $(XWARNINGS) $(CPU_CFLAGS) $(SSP_CFLAGS) \
        -nostdinc -I$(top_builddir)include -I$(top_srcdir)include -I. \
+       -I$(top_srcdir)libc/sysdeps/linux \
        -I$(top_srcdir)libc/sysdeps/linux/$(TARGET_ARCH)
 ifneq ($(strip $(UCLIBC_EXTRA_CFLAGS)),"")
 CFLAGS += $(call qstrip,$(UCLIBC_EXTRA_CFLAGS))
@@ -578,7 +616,7 @@ ifeq ($(LDSO_GNU_HASH_SUPPORT),y)
 # Be sure that binutils support it
 LDFLAGS_GNUHASH:=$(call check_ld,--hash-style=gnu)
 ifeq ($(LDFLAGS_GNUHASH),)
-ifneq ($(filter-out install_headers headers-y,$(MAKECMDGOALS)),)
+ifneq ($(filter-out $(clean_targets) install_headers headers-y,$(MAKECMDGOALS)),)
 $(error Your binutils do not support --hash-style option, while you want to use it)
 endif
 else
@@ -620,6 +658,7 @@ endif
 ifeq ($(UCLIBC_HAS_THREADS),y)
 ifeq ($(UCLIBC_HAS_THREADS_NATIVE),y)
        PTNAME := nptl
+       CFLAGS += -DHAVE_FORCED_UNWIND
 else
 ifeq ($(LINUXTHREADS_OLD),y)
        PTNAME := linuxthreads.old
@@ -630,15 +669,18 @@ endif
 PTDIR := libpthread/$(PTNAME)
 # set up system dependencies include dirs (NOTE: order matters!)
 ifeq ($(UCLIBC_HAS_THREADS_NATIVE),y)
-PTINC:=        -I$(top_srcdir)$(PTDIR)                                         \
-       -I$(top_srcdir)$(PTDIR)/sysdeps/unix/sysv/linux/$(TARGET_ARCH)/$(TARGET_SUBARCH)        \
+PTINC:= -I$(top_builddir)$(PTDIR)                                      \
+       -I$(top_srcdir)$(PTDIR)                                         \
+       $(if $(TARGET_ARCH),-I$(top_srcdir)$(PTDIR)/sysdeps/unix/sysv/linux/$(TARGET_ARCH)/$(TARGET_SUBARCH)) \
        -I$(top_srcdir)$(PTDIR)/sysdeps/unix/sysv/linux/$(TARGET_ARCH)  \
+       -I$(top_builddir)$(PTDIR)/sysdeps/$(TARGET_ARCH)                \
        -I$(top_srcdir)$(PTDIR)/sysdeps/$(TARGET_ARCH)                  \
+       -I$(top_builddir)$(PTDIR)/sysdeps/unix/sysv/linux               \
        -I$(top_srcdir)$(PTDIR)/sysdeps/unix/sysv/linux                 \
        -I$(top_srcdir)$(PTDIR)/sysdeps/pthread                         \
-       -I$(top_srcdir)$(PTDIR)/sysdeps/pthread/bits                            \
+       -I$(top_srcdir)$(PTDIR)/sysdeps/pthread/bits                    \
        -I$(top_srcdir)$(PTDIR)/sysdeps/generic                         \
-       -I$(top_srcdir)ldso/ldso/$(TARGET_ARCH)                 \
+       -I$(top_srcdir)ldso/ldso/$(TARGET_ARCH)                         \
        -I$(top_srcdir)ldso/include
 #
 # Test for TLS if NPTL support was selected.
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