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78 lines
2.4 KiB
Makefile
78 lines
2.4 KiB
Makefile
# -*- makefile -*-
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# vim:set ts=8 sw=8 sts=8 noet:
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# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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# Defines main targets for driving the Firefox build system.
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#
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# This make file should not be invoked directly. Instead, use
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# `mach` (likely `mach build`) for invoking the build system.
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#
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# Options:
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# MOZ_OBJDIR - Destination object directory
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# MOZ_MAKE_FLAGS - Flags to pass to $(MAKE)
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#
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#######################################################################
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ifndef MACH
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$(error client.mk must be used via `mach`. Try running \
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`./mach $(firstword $(MAKECMDGOALS) $(.DEFAULT_GOAL))`)
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endif
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### Load mozconfig options
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include $(OBJDIR)/.mozconfig-client-mk
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### Set up make flags
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ifdef MOZ_AUTOMATION
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ifeq (4.0,$(firstword $(sort 4.0 $(MAKE_VERSION))))
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MOZ_MAKE_FLAGS += --output-sync=line
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endif
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endif
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MOZ_MAKE = $(MAKE) $(MOZ_MAKE_FLAGS) -C $(OBJDIR)
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### Rules
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# The default rule is build
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build::
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# In automation, manage an sccache daemon. The starting of the server
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# needs to be in a make file so sccache inherits the jobserver.
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ifdef MOZBUILD_MANAGE_SCCACHE_DAEMON
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SCCACHE_STOP = $(MOZBUILD_MANAGE_SCCACHE_DAEMON) --stop-server
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# When a command fails, make is going to abort, but we need to terminate the
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# sccache server, otherwise it will prevent make itself from terminating
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# because it would still be running and holding a jobserver token.
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# However, we also need to preserve the command's exit code, thus the
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# gymnastics.
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SCCACHE_STOP_ON_FAILURE = || (x=$$?; $(SCCACHE_STOP) || true; exit $$x)
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build::
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# Terminate any sccache server that might still be around.
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-$(SCCACHE_STOP) > /dev/null 2>&1
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# Start a new server, ensuring it gets the jobserver file descriptors
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# from make (but don't use the + prefix when make -n is used, so that
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# the command doesn't run in that case)
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mkdir -p $(UPLOAD_PATH)
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$(if $(findstring n,$(filter-out --%, $(MAKEFLAGS))),,+)env SCCACHE_LOG=sccache=debug SCCACHE_ERROR_LOG=$(UPLOAD_PATH)/sccache.log $(MOZBUILD_MANAGE_SCCACHE_DAEMON) --start-server
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endif
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### Build it
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build::
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+$(MOZ_MAKE) $(SCCACHE_STOP_ON_FAILURE)
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ifdef MOZ_AUTOMATION
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build::
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+$(MOZ_MAKE) automation/build $(SCCACHE_STOP_ON_FAILURE)
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endif
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ifdef MOZBUILD_MANAGE_SCCACHE_DAEMON
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build::
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# Terminate sccache server. This prints sccache stats.
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-$(SCCACHE_STOP)
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endif
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.PHONY: \
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build
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