cosmopolitan/libc/crt/crt.mk

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2020-06-15 14:18:57 +00:00
#-*-mode:makefile-gmake;indent-tabs-mode:t;tab-width:8;coding:utf-8-*-┐
#───vi: set et ft=make ts=8 tw=8 fenc=utf-8 :vi───────────────────────┘
#
# SYNOPSIS
#
# Cosmopolitan C Runtime.
#
# OVERVIEW
#
# This is a special object library defining the Cosmopolitan SysV
# userspace runtime entrypoint, i.e. _start(). The $(CRT) argument
# should come first in the link order when building ELF binaries;
# becauseo it's the lowest level function; it wraps main(); and it
# decides which runtime support libraries get schlepped into builds.
#
# Please note that, when building an αcτµαlly pδrταblε εxεcµταblε,
# lower-level entrypoints exist and as such, $(CRT) will generally
# come second in link-order after $(APE).
PKGS += CRT
CRT_ARTIFACTS += CRT
CRT = o/$(MODE)/libc/crt/crt.o
CRT_FILES = libc/crt/crt.S
CRT_SRCS = libc/crt/crt.S
CRT_OBJS = o/$(MODE)/libc/crt/crt.o o/$(MODE)/libc/crt/crt.S.zip.o
$(CRT_OBJS): $(BUILD_FILES) libc/crt/crt.mk
.PHONY: o/$(MODE)/libc/crt
o/$(MODE)/libc/crt: $(CRT)