77 lines
2.3 KiB
PHP
77 lines
2.3 KiB
PHP
#
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# Utility for building L4 contrib packages
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#
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# Variables that steer the behaviour of this makefile:
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#
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# TARGET - name of target
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# PKGS - list of L4 packages to visit in order to create
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# the target
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#
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ifeq ($(filter-out $(SPECS),x86_32),)
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L4_BUILD_ARCH := x86
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endif
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ifeq ($(filter-out $(SPECS),arm),)
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L4_BUILD_ARCH := arm
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endif
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ifeq ($(L4_BUILD_ARCH),)
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$(error L4_BUILD_ARCH undefined, architecture not supported)
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endif
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ifndef L4_BUILD_DIR
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$(error L4_BUILD_DIR undefined)
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endif
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L4_PKG_DIR = $(L4_SRC_DIR)/l4/pkg
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PKG_TAGS = $(addsuffix .tag,$(PKGS))
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BUILD_OUTPUT_FILTER = 2>&1 | sed "s~^~ [$*] ~"
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ifeq ($(VERBOSE),)
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L4_VERBOSE = V=1
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endif
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#
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# Execute the rules in this file only at the second build stage when we know
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# about the complete build settings, e.g., 'CROSS_DEV_PREFIX'.
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#
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ifeq ($(called_from_lib_mk),yes)
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all: $(PKG_TAGS)
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endif
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#
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# We preserve the order of processing 'l4/pkg/' directories because of
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# inter-package dependencies. However, within each directory, make is working
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# in parallel.
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#
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.NOTPARALLEL: $(PKG_TAGS)
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WARN = -Wno-attributes -Wno-cast-function-type -Wno-format-truncation \
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-Wno-frame-address -Wno-ignored-qualifiers -Wno-implicit-fallthrough \
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-Wno-maybe-uninitialized -Wno-misleading-indentation \
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-Wno-nonnull-compare -Wno-nonnull-compare -Wno-restrict \
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-Wno-tautological-compare -Wno-unused-but-set-variable -Wno-unused-result
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CWARN = $(WARN) -Wno-int-conversion -Wno-pointer-sign -Wno-pointer-to-int-cast
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CXXWARN = $(WARN) -Wno-bool-compare -Wno-c++11-compat -Wno-class-memaccess
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#
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# The '_GNU_SOURCE' definition is needed to convince uClibc to define the
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# 'off64_t' type, which is used by bootstrap.
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#
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%.tag:
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$(VERBOSE_MK) set -o pipefail; \
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MAKEFLAGS= CPPFLAGS="$(CC_MARCH)" \
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CFLAGS="$(CC_MARCH) -std=gnu89 $(CWARN)" \
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CXXFLAGS="$(CC_MARCH) -D_GNU_SOURCE -std=gnu++98 $(CXXWARN)" \
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ASFLAGS="$(CC_MARCH)" LDFLAGS="$(LD_MARCH)" \
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$(MAKE) $(VERBOSE_DIR) O=$(L4_BUILD_DIR) $(L4_VERBOSE) \
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-C $(L4_PKG_DIR)/$* \
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CC="$(CROSS_DEV_PREFIX)gcc" \
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CXX="$(CROSS_DEV_PREFIX)g++" \
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LD="$(CROSS_DEV_PREFIX)ld" \
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$(BUILD_OUTPUT_FILTER)
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$(VERBOSE)mkdir -p $(dir $@) && touch $@
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