Cody Boone Ferguson
8eca5d216d
It is actually used to silence the unknown warning option, not unknown warnings.
192 lines
3.7 KiB
Makefile
192 lines
3.7 KiB
Makefile
#!/usr/bin/env make
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#
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# IOCCC 2020 winning entry - burton
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################################################################################
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#
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# IOCCC winning entry code may not work on your system. What was liked/allowed
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# and worked in the past may no longer be liked/allowed or compile/run today.
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#
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# Bug fixes, corrections and typo fixes are VERY WELCOME. If you see a problem,
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# first check this URL for a list of known bugs and (mis)features of IOCCC entries:
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#
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# https://www.ioccc.org/bugs.html
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#
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# GitHub pull requests are welcome! Please see the above URL for details.
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#
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################################################################################
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#
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# This file is Copyright (c) 2023 by Landon Curt Noll. All Rights Reserved.
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# You are free to share and adapt this file under the terms of this license:
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#
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# Creative Commons Attribution-ShareAlike 4.0 International (CC BY-SA 4.0)
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#
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# For more information, see: https://creativecommons.org/licenses/by-sa/4.0/
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#############################
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# shell used by this Makefile
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#############################
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#
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SHELL= bash
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#######################
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# common tool locations
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#######################
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#
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include ../../var.mk
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# Common C compiler warnings to silence
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#
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CSILENCE=
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# Attempt to silence unknown warning option
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#
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# Example: CUNKNOWN= -Wno-unknown-warning-option
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#
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CUNKNOWN=
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# Common C compiler warning flags
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#
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CWARN= -Wall -Wextra ${CSILENCE} ${CUNKNOWN}
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# Compiler standard
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#
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CSTD= -std=gnu17
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# Compiler bit architecture
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#
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ARCH=
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# Defines that are needed to compile
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#
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CDEFINE=
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# Include files that are needed to compile
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#
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CINCLUDE= -include stdlib.h -include stdio.h
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# Optimization
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#
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OPT= -O3
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# Default flags for ANSI C compilation
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#
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CFLAGS= ${CSTD} ${CWARN} ${ARCH} ${CDEFINE} ${CINCLUDE} ${OPT}
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# Libraries needed to build
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#
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LDFLAGS=
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# C compiler to use
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#
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CC= cc
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# Compiler add-ons or replacements for clang only
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#
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ifeq "$(findstring $(CLANG),${CC})" "$(CLANG)"
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#
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CSILENCE+= -Wno-poison-system-directories -Wno-unsafe-buffer-usage
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#
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CWARN+= -Weverything
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#
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endif
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# Specific add-ons or replacements for gcc only
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#
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ifeq "$(findstring $(GCC),${CC})" "$(GCC)"
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#
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#CSILENCE+=
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#
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#CWARN+=
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#
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endif
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##############################
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# Special Makefile variables for this entry
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##############################
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#
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ENTRY= burton
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PROG= prog
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#
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OBJ= ${PROG}.o ${PROG}_le.o ${PROG}_be.o
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DATA= correct
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TARGET= ${PROG} ${PROG}_le ${PROG}_be
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#
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ALT_OBJ=
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ALT_TARGET=
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# magic define parameters for Little Endian machines
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#
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B=6945503773712347754LL
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I=5859838231191962459LL
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T=0
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S=7
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# magic define parameters for Big Endian machines
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#
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_B=7091606191627001958LL
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_I=6006468689561538903LL
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_T=1
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_S=0
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#################
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# build the entry
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#################
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#
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all: data ${TARGET}
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@${TRUE}
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.PHONY: all alt data everything clean clobber
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${PROG}: ${PROG}.c
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@echo "NOTE: this entry will crash on no arg specified."
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${CC} ${CFLAGS} -DB=${B} -DI=${I} -DT=${T} -DS=${S} $< -o $@ ${LDFLAGS}
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${PROG}_le: ${PROG}.c
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${CC} ${CFLAGS} -DB=${B} -DI=${I} -DT=${T} -DS=${S} $< -o $@ ${LDFLAGS}
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${PROG}_be: ${PROG}.c
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${CC} ${CFLAGS} -DB=${_B} -DI=${_I} -DT=${_T} -DS=${_S} $< -o $@ ${LDFLAGS}
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test: check_le.sh check_be.sh prog_le prog_be correct
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./check_le.sh ./prog_le | ${DIFF} -sbw - correct
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./check_be.sh ./prog_be | ${DIFF} -sbw - correct
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# alternative executable
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#
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alt: data ${ALT_TARGET}
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@${TRUE}
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# data files
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#
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data: ${DATA}
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@${TRUE}
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#
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everything: all alt
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@${TRUE}
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###############
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# utility rules
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###############
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#
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clean:
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${RM} -f ${OBJ} ${ALT_OBJ}
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clobber: clean
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${RM} -f ${TARGET} ${ALT_TARGET}
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${RM} -rf *.dSYM
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${RM} -f ${PROG}_be ${PROG}_le
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######################################
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# optional include of 1337 hacker rulz
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######################################
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-include 1337.mk ../1337.mk ../../1337.mk
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