This Source Code Form is subject to the terms of the Mozilla Public

License, v. 2.0. If a copy of the MPL was not distributed with this

file, You can obtain one at http://mozilla.org/MPL/2.0/.

include $(CORE_DEPTH)/coreconf/UNIX.mk

The default implementation strategy for Linux is now pthreads

ifneq ($(OS_TARGET),Android) USE_PTHREADS = 1 endif

ifeq ($(USE_PTHREADS),1) IMPL_STRATEGY = _PTH endif

CC = gcc CCC = g++ RANLIB = ranlib

DEFAULT_COMPILER = gcc

ifeq ($(OS_TARGET),Android) ifndef ANDROID_NDK $(error Must set ANDROID_NDK to the path to the android NDK first) endif ANDROID_PREFIX=$(OS_TEST)-linux-androideabi ANDROID_TARGET=$(ANDROID_PREFIX)-4.4.3 # should autodetect which linux we are on, currently android only # supports linux-x86 prebuilts ANDROID_TOOLCHAIN=$(ANDROID_NDK)/toolchains/$(ANDROID_TARGET)/prebuilt/linux-x86 ANDROID_SYSROOT=$(ANDROID_NDK)/platforms/android-$(OS_TARGET_RELEASE)/arch-$(OS_TEST) ANDROID_CC=$(ANDROID_TOOLCHAIN)/bin/$(ANDROID_PREFIX)-gcc

internal tools need to be built with the native compiler

ifndef INTERNAL_TOOLS CC = $(ANDROID_CC) --sysroot=$(ANDROID_SYSROOT) DEFAULT_COMPILER=$(ANDROID_PREFIX)-gcc ARCHFLAG = --sysroot=$(ANDROID_SYSROOT) DEFINES += -DNO_SYSINFO -DNO_FORK_CHECK -DANDROID CROSS_COMPILE = 1 endif endif ifeq (,$(filter-out ppc64 ppc64le,$(OS_TEST))) CPU_ARCH = ppc ifeq ($(USE_64),1) ARCHFLAG = -m64 endif else ifeq ($(OS_TEST),alpha) OS_REL_CFLAGS = -D_ALPHA_ CPU_ARCH = alpha else ifeq ($(OS_TEST),x86_64) ifeq ($(USE_64),1) CPU_ARCH = x86_64 ARCHFLAG = -m64 else ifeq ($(USE_X32),1) CPU_ARCH = x86_64 ARCHFLAG = -mx32 64BIT_TAG = _x32 else OS_REL_CFLAGS = -Di386 CPU_ARCH = x86 ARCHFLAG = -m32 endif endif else ifeq ($(OS_TEST),sparc64) CPU_ARCH = sparc else ifeq (,$(filter-out arm% sa110,$(OS_TEST))) CPU_ARCH = arm else ifeq (,$(filter-out parisc%,$(OS_TEST))) CPU_ARCH = hppa else ifeq (,$(filter-out i%86,$(OS_TEST))) OS_REL_CFLAGS = -Di386 CPU_ARCH = x86 else ifeq ($(OS_TEST),sh4a) CPU_ARCH = sh4 else

$(OS_TEST) == m68k, ppc, ia64, sparc, s390, s390x, mips, sh3, sh4

CPU_ARCH    = $(OS_TEST)

endif endif endif endif endif endif endif endif

ifneq ($(OS_TARGET),Android) LIBC_TAG = _glibc endif

ifeq ($(OS_RELEASE),2.0) OS_REL_CFLAGS += -DLINUX2_0 MKSHLIB = $(CC) -shared -Wl,-soname -Wl,$(@:$(OBJDIR)/%.so=%.so) $(RPATH) ifdef MAPFILE MKSHLIB += -Wl,--version-script,$(MAPFILE) endif PROCESS_MAP_FILE = grep -v ';-' $< | \ sed -e 's,;+,,' -e 's; DATA ;;' -e 's,;;,,' -e 's,;.*,;,' > $@ endif

ifdef BUILD_OPT ifeq (11,$(ALLOW_OPT_CODE_SIZE)$(OPT_CODE_SIZE)) OPTIMIZER = -Os else OPTIMIZER = -O2 endif ifdef MOZ_DEBUG_SYMBOLS ifdef MOZ_DEBUG_FLAGS OPTIMIZER += $(MOZ_DEBUG_FLAGS) else OPTIMIZER += -gdwarf-2 endif endif endif

ifeq ($(USE_PTHREADS),1) OS_PTHREAD = -lpthread endif

OS_CFLAGS = $(DSO_CFLAGS) $(OS_REL_CFLAGS) $(ARCHFLAG) -Wall -Werror-implicit-function-declaration -Wno-switch -pipe -ffunction-sections -fdata-sections -DLINUX -Dlinux -DHAVE_STRERROR OS_LIBS = $(OS_PTHREAD) -ldl -lc

ifdef USE_PTHREADS DEFINES += -D_REENTRANT endif

ARCH = linux

DSO_CFLAGS = -fPIC DSO_LDOPTS = -shared $(ARCHFLAG) -Wl,--gc-sections

The linker on Red Hat Linux 7.2 and RHEL 2.1 (GNU ld version 2.11.90.0.8)

incorrectly reports undefined references in the libraries we link with, so

we don't use -z defs there.

ZDEFS_FLAG = -Wl,-z,defs DSO_LDOPTS += $(if $(findstring 2.11.90.0.8,$(shell ld -v)),,$(ZDEFS_FLAG)) LDFLAGS += $(ARCHFLAG)

On Maemo, we need to use the -rpath-link flag for even the standard system

library directories.

ifdef _SBOX_DIR LDFLAGS += -Wl,-rpath-link,/usr/lib:/lib endif

INCLUDES += -I/usr/include -Y/usr/include/linux

G++INCLUDES = -I/usr/include/g++

Always set CPU_TAG on Linux.

CPU_TAG = _$(CPU_ARCH)

On Linux 2.6 or later, build libfreebl3.so with no NSPR and libnssutil3.so

dependencies by default. Set FREEBL_NO_DEPEND to 0 in the environment to

override this.

ifneq ($(OS_TARGET),Android) ifeq (2.6,$(firstword $(sort 2.6 $(OS_RELEASE)))) ifndef FREEBL_NO_DEPEND FREEBL_NO_DEPEND = 1 FREEBL_LOWHASH = 1 endif endif endif

USE_SYSTEM_ZLIB = 1 ZLIB_LIBS = -lz

The -rpath '$$ORIGIN' linker option instructs this library to search for its

dependencies in the same directory where it resides.

ifeq ($(BUILD_SUN_PKG), 1) ifeq ($(USE_64), 1) RPATH = -Wl,-rpath,'$$ORIGIN:/opt/sun/private/lib64:/opt/sun/private/lib' else RPATH = -Wl,-rpath,'$$ORIGIN:/opt/sun/private/lib' endif endif

OS_REL_CFLAGS += -DLINUX2_1 MKSHLIB = $(CC) $(DSO_LDOPTS) -Wl,-soname -Wl,$(@:$(OBJDIR)/%.so=%.so) $(RPATH)

ifdef MAPFILE MKSHLIB += -Wl,--version-script,$(MAPFILE) endif PROCESS_MAP_FILE = grep -v ';-' $< | \ sed -e 's,;+,,' -e 's; DATA ;;' -e 's,;;,,' -e 's,;.*,;,' > $@

ifeq ($(OS_RELEASE),2.4) DEFINES += -DNO_FORK_CHECK endif