diff --git a/2019/duble/Makefile b/2019/duble/Makefile index e916ff456..81ee0d1cd 100644 --- a/2019/duble/Makefile +++ b/2019/duble/Makefile @@ -1,15 +1,41 @@ - #!/usr/bin/env make # -# 2019 makefile +# IOCCC 2019 winning entry - duble + +################################################################################ # -# This work by Landon Curt Noll, Simon Cooper, and Leonid A. Broukhis -# is licensed under: +# Regarding individual entries: +# +# IOCCC winning entry code may not work on your system. Even with standards, +# conditions and build environments change, especially when it comes to more +# extreme code such you might find in an IOCCC winner. Moreover, what was +# allowed and liked in one IOCCC contest may no longer be liked/allowed in +# later IOCCC years. +# +# Corrections on winning author and fixing typos in remarks are VERY WELCOME. +# +# GitHub pull requests are welcome: +# +# If you have a patch that might make running an entry work in modern Unix-like +# environments, please create a GitHub pull request for the IOCCC judges to +# consider. +# +# Suggestions and corrections regarding Makefiles, winning author information, +# fixing typos in remarks, and code patches are welcome via opening a GitHub +# issue or better yet, by creating a GitHub pull request for the IOCCC judges +# to consider. To form a GitHub issue or GitHub pull, please visit: +# +# https://github.com/ioccc-src/winner +# +################################################################################ + +# This work by Landon Curt Noll and Leonid A. Broukhis is licensed under: # # Creative Commons Attribution-ShareAlike 3.0 Unported License. # # See: http://creativecommons.org/licenses/by-sa/3.0/ + ############################# # shell used by this Makefile ############################# @@ -20,263 +46,7 @@ SHELL= bash # common tool locations ####################### # -A2P= a2p -AR= ar -ASA= asa -AT= at -ATQ= atq -ATRM= atrm -AWK= awk -BANNER= banner -BASE64= base64 -BASENAME= basename -BATCH= batch -BC= bc -BINHEX= binhex -BISON= bison -BUNZIP2= bunzip2 -BZCAT= bzcat -BZCMP= bzcmp -BZDIFF= bzdiff -BZEGREP= bzegrep -BZFGREP= bzfgrep -BZGREP= bzgrep -BZIP2= bzip2 -BZLESS= bzless -BZMORE= bzmore -C2PH= c2ph -C89= c89 -C99= c99 -CAL= cal -CALC= calc -CAT= cat -CD= cd -CHFLAGS= chflags -CHGRP= chgrp -CHMOD= chmod -CKSUM= cksum -CLANG= clang -CLANG_PLUSPLUS= clang++ -CLEAR= clear -CMP= cmp -COL= col -COLLDEF= colldef -COLRM= colrm -COLUMN= column -COMPRESS= compress -CP= cp -CPIO= cpio -CPP= cpp -CRC32= crc32 -CSH= csh -CSPLIT= csplit -CURL= curl -CUT= cut -C_PLUSPLUS= c++ -C_PLUSPLUS_FILT= c++filt -DATE= date -DC= dc -DD= dd -DF= df -DIFF3= diff3 -DIFF= diff -DIG= dig -DIRNAME= dirname -ED= ed -EGREP= egrep -ENV= env -EQN= eqn -ETAGS= etags -EXPECT= expect -EXPR= expr -FALSE= false -FGREP= fgrep -FILE= file -FIND2PERL= find2perl -FIND= find -FLEX= flex -FLEX_PLUSPLUS= flex++ -FMT= fmt -FOLD= fold -FS_USAGE= fs_usage -FUNZIP= funzip -FUSER= fuser -GCC= gcc -GDIFFMK= gdiffmk -GENCAT= gencat -GENSTRINGS= genstrings -GETOPT= getopt -GETOPTS= getopts -GNUMAKE= gnumake -GREP= grep -GROFF= groff -GROFFER= groffer -GROG= grog -GROPS= grops -GROTTY= grotty -GUNZIP= gunzip -GVIM= gvim -GZCAT= gzcat -GZEXE= gzexe -GZIP_PROG= gzip -G_PLUSPLUS= g++ -H2PH= h2ph -H2XS= h2xs -HASH= hash -HEAD= head -HOSTNAME_PROG= hostname -ICONV= iconv -ID= id -INDENT= indent -INFO= info -JOT= jot -KILL= kill -KSH= ksh -LAST= last -LD= ld -LESSECHO= lessecho -LEX= len -LINK= link -LN= ln -LS= ls -M4= m4 -MAKE= make -MAN= man -MKDIR= mkdir -MKFIFO= mkfifo -MKTEMP= mktemp -MV= mv -NANO= nano -NASM= nasm -NEQN= neqn -NICE= nice -NL= nl -NM= nm -NOHUP= nohup -NROFF= nroff -NSLOOKUP= nslookup -OD= od -OPENSSL= openssl -PASTE= paste -PATCH= patch -PATHCHK= pathchk -PAX= pax -PERL= perl -PICO= pico -PR= pr -PRINTENV= printenv -PS= ps -PTAR= ptar -PTARDIFF= ptardiff -PTARGREP= ptargrep -PWD= pwd -PYDOC= pydoc -PYTHON= python -PYTHONW= pythonw -READLINK= readlink -RENICE= renice -RESET= reset -REV= rev -RI= ri -RM= rm -RMDIR= rmdir -RSYNC= rsync -RUBY= ruby -RVIM= rvim -SAY= say -SCP= scp -SCREEN= screen -SCRIPT= script -SDIFF= sdiff -SED= sed -SEQ= seq -SFTP= sftp -SH= sh -SHA1= sha1 -SHA= sha -SHAR= shar -SHASUM5_18= shasum5.18 -SHASUM= shasum -SIZE= size -SLEEP= sleep -SORT= sort -SSH= ssh -STAT= stat -STRIP= strip -STTY= stty -SUM= sum -SYNC= sync -TABS= tabs -TAIL= tail -TAR= tar -TEE= tee -TEST= test -TFTP= tftp -TIDY= tidy -TIME= time -TOP= top -TOUCH= touch -TPUT= tout -TPUT= tput -TR= tr -TROFF= troff -TRUE= true -TSET= tset -TSORT= tsort -UL= ul -UNAME= uname -UNCOMPRESS= uncompress -UNEXPAND= unexpand -UNIFDEF= unifdef -UNIFDEFALL= unifdefall -UNIQ= uniq -UNITS= units -UNLINK= unlink -UNZIP= unzip -UNZIPSFX= unzipsfx -UPTIME= uptime -UUDECODE= uudecode -UUENCODE= uuencode -UUIDGEN= uuidgen -VI= vi -VIEW= view -VIM= vim -VIMDIFF= vimdiff -W= w -WAIT4PATH= wait4path -WAIT= wait -WC= wc -WHAT= what -WHATIS= whatis -WHICH= which -WHO= who -WHOAMI= whoami -WHOIS= whois -WRTIE= write -XAR= xar -XARGS= xargs -XATTR= xattr -XXD= xxd -YACC= yacc -YES= yes -ZCAT= zcat -ZCMP= zcmp -ZDIFF= zdiff -ZEGREP= zegrep -ZFGREP= zfgrep -ZFORCE= zforce -ZGREP= zgrep -ZIP= zip -ZIPCLOAK= zipcloak -ZIPGREP= zipgrep -ZIPINFO= zipinfo -ZIPNOTE= zipnote -ZIPSPLIT= zipsplit -ZLESS= zless -ZMORE= zmore -ZNEW= znew -ZPRINT= zprint -ZSH= zsh +include ../../var.mk # Set X11_LIBDIR to the directory where the X11 library resides # @@ -290,32 +60,27 @@ X11_LIBDIR= /opt/X11/lib #X11_INCDIR= /usr/X11/include X11_INCDIR= /opt/X11/include -# Compiler warnings -# -#CWARN= -#CWARN= -Wall -#CWARN= -Wall -Wextra -CWARN= -Wall -Wextra -pedantic ${CSILENCE} -#CWARN= -Wall -Wextra -Weverything -#CWARN= -Wall -Wextra -Weverything -pedantic -#CWARN= -Wall -Wextra -Weverything -pedantic ${CSILENCE} - -# Silence warnings that ${CWARN} would normally complain about +# Common C compiler warnings to silence # #CSILENCE= -#CSILENCE= -Wno-implicit-int -CSILENCE=-Wno-incompatible-pointer-types -Wno-return-type -Wno-format-security \ - -Wno-bitwise-op-parentheses -Wno-logical-op-parentheses -Wno-parentheses \ - -Wno-dangling-else -Wno-implicit-int -Wno-unused-value -Wno-pedantic \ - -Wno-misleading-indentation -Wno-sequence-point -Wno-unknown-warning-option +CSILENCE= -Wno-bitwise-op-parentheses -Wno-dangling-else -Wno-format-security \ + -Wno-implicit-int -Wno-incompatible-pointer-types \ + -Wno-logical-op-parentheses -Wno-unused-value -# compiler standard +# Common C compiler warning flags +# +#CWARN= ${CSILENCE} +#CWARN= -Wall ${CSILENCE} +CWARN= -Wall -Wextra ${CSILENCE} +#CWARN= -Wall -Wextra -pedantic ${CSILENCE} + +# Compiler standard # #CSTD= #CSTD= -ansi -CSTD= -std=c11 +CSTD= -std=gnu17 -# compiler bit architecture +# Compiler bit architecture # # Some entries require 32-bitness: # ARCH= -m32 @@ -327,187 +92,161 @@ CSTD= -std=c11 # ARCH= -# defines that are needed to compile +# Defines that are needed to compile # CDEFINE= -#CDEFINE= -DIOCCC=26 +#CDEFINE= -DIOCCC -# include files that are needed to compile +# Include files that are needed to compile # CINCLUDE= #CINCLUDE= -include stdlib.h #CINCLUDE= -include stdio.h #CINCLUDE= -include stdlib.h -include stdio.h #CINCLUDE= -I ${X11_INCDIR} +#CINCLUDE= -I ${HOMEBREW_PREFIX}/include/SDL2 -# optimization +# Optimization # # Most compiles will safely use -O2. Some can use only -O1 or -O. # A few compilers have broken optimizers or this entry make break # under those buggy optimizers and thus you may not want anything. # Reasonable compilers will allow for -O3. # -OPT= +#OPT= #OPT= -O #OPT= -O1 #OPT= -O2 -#OPT= -O3 +OPT= -O3 -# default flags for ANSI C compilation +# Default flags for ANSI C compilation # CFLAGS= ${CSTD} ${CWARN} ${ARCH} ${CDEFINE} ${CINCLUDE} ${OPT} # Libraries needed to build # LIBS= -#LIBS= -L ${X11_LIBDIR} +#LIBS= -lm +#LIBS= -L ${X11_LIBDIR} -lX11 +#LIBS= -L ${HOMEBREW_PREFIX}/lib -lSDL -# ANSI compiler -# -# Set CC to the name of your ANSI compiler. -# -# Some entries seem to need gcc. If you have gcc, set -# both CC and MAY_NEED_GCC to gcc. -# -# If you do not have gcc, set CC to the name of your ANSI compiler, and -# set MAY_NEED_GCC to either ${CC} (and hope for the best) or to just : -# to disable such programs. +# C compiler to use # CC= cc #CC=clang -MAY_NEED_GCC= gcc +#CC=gcc + +# Compiler add-ons or replacements for clang only +# +ifeq ($(CC),clang) +# +CSILENCE+= -Wno-comma -Wno-implicit-int-conversion -Wno-missing-prototypes \ + -Wno-missing-variable-declarations -Wno-pedantic \ + -Wno-poison-system-directories -Wno-shadow -Wno-shorten-64-to-32 \ + -Wno-strict-prototypes -Wno-zero-length-array +# +CWARN+= -Weverything +# +endif + +# Specific add-ons or replacements for gcc only +# +ifeq ($(CC),gcc) +# +#CSILENCE+= +# +#CWARN+= +# +endif ############################## # Special flags for this entry ############################## # -OBJ= prog.o -DATA= -TARGET= prog +ENTRY= duble +PROG= prog # -ALT_OBJ= prog.orig.o -ALT_TARGET= default.orig prog.orig +OBJ= ${PROG}.o +DATA= +TARGET= ${PROG} +# +ALT_OBJ= ${PROG}.alt.o +ALT_TARGET= ${PROG}.alt -LINES= 24 -COLUMNS= 80 - -OS_SET= Linux FreeBSD Darwin ################# # build the entry ################# # -all: ${TARGET} ${DATA} +all: data ${TARGET} @${TRUE} -prog: - $(MAKE) `${UNAME}` +.PHONY: all alt data everything clean clobber install \ + love haste waste maker easter_egg sandwich \ + supernova deep_magic magic charon pluto -check-os: check-os.sh - ${SHELL} ./check-os.sh ${LINES} ${COLUMNS} +${PROG}: ${PROG}.c + ${CC} ${CFLAGS} $< -o $@ ${LIBS} -error-stty: - @echo "No stty command here. Please manually specify size in the Makefile." >&2 ; false - -has-stty: - which stty >/dev/null || $(MAKE) error-stty - -fullscreen: has-stty - $(MAKE) prog \ - LINES=`stty size | sed -s 's/ .*$$//'` \ - COLUMNS=`stty size | sed -s 's/^.* //'` - -Darwin: prog.c - @${RM} -f $@ - ${CC} ${CFLAGS} -Dg=392 \ - -Ds=46 \ - -DV=${LINES} \ - -DW=${COLUMNS} \ - $< -o prog ${LIBS} - ${LN} prog $@ - -FreeBSD: prog.c - @${RM} -f $@ - ${CC} ${CFLAGS} -Dg=392 \ - -Ds=46 \ - -DV=${LINES} \ - -DW=${COLUMNS} \ - $< -o prog ${LIBS} - ${LN} prog $@ - -Linux: prog.c - @${RM} -f $@ - ${CC} ${CFLAGS} -Dg=11 \ - -Ds=0 \ - -DV=${LINES} \ - -DW=${COLUMNS} \ - $< -o prog ${LIBS} - ${LN} prog $@ +${PROG}.alt: ${PROG}.alt.c + ${CC} ${CFLAGS} $< -o $@ ${LIBS} # alternative executable # -alt: ${ALT_TARGET} +alt: data ${ALT_TARGET} @${TRUE} -prog.orig: - $(MAKE) `${UNAME}`.orig - -FreeBSD.orig: prog.orig.c - @${RM} -f $@ - ${CC} ${CFLAGS} -Dg=392 \ - -Ds=46 \ - -DV=${LINES} \ - -DW=${COLUMNS} \ - $< -o prog.orig ${LIBS} - ${LN} prog.orig $@ - -Linux.orig: prog.orig.c - @${RM} -f $@ - ${CC} ${CFLAGS} -Dg=11 \ - -Ds=0 \ - -DV=${LINES} \ - -DW=${COLUMNS} \ - $< -o prog.orig ${LIBS} - ${LN} prog.orig $@ - # data files # data: ${DATA} @${TRUE} +# both all and alt +# +everything: all alt + ############### # utility rules ############### # -everything: all alt - clean: ${RM} -f ${OBJ} ${ALT_OBJ} + @-if [ -f indent.c ]; then \ + echo ${RM} -f indent.c; \ + ${RM} -f indent.c; \ + fi clobber: clean ${RM} -f ${TARGET} ${ALT_TARGET} - ${RM} -f ${OS_SET} @-if [ -e sandwich ]; then \ ${RM} -f sandwich; \ echo 'ate sandwich'; \ fi -nuke: clobber - @${TRUE} - -dist_clean: nuke - @${TRUE} - install: - @echo "Surely you are performing, Dr. May!" + @echo "Dr. Spock says that is not logical!" @${TRUE} -# backwards compatibility +# you may be able to misunderstand the source by reading indent.c # -build: all - @${TRUE} +indent.c: ${PROG}.c + @if which "${GINDENT}" >/dev/null 2>&1; then \ + echo ${RM} -f $@; \ + ${RM} -f $@; \ + echo "${GINDENT} < $< > $@"; \ + ${GINDENT} < $< > $@; \ + elif which "${INDENT}" >/dev/null 2>&1; then \ + echo ${RM} -f $@; \ + ${RM} -f $@; \ + echo "${INDENT} < $< > $@"; \ + ${INDENT} < $< > $@; \ + else \ + echo "no intent tool found, ident $< yourself, sorry"; \ + echo "exit 1"; \ + exit 1; \ + fi ################## @@ -526,22 +265,19 @@ waste: @echo 'haste' @${TRUE} -make: - @echo 'Attend a maker faire' +maker: + @echo 'Participate in a maker faire' @${TRUE} easter_egg: - @echo you expected to often mis-understand this $${RANDOM} magic - @echo chongo '' "/\\oo/\\" - @echo Eggy + @echo "you expected to often misunderstand this $${RANDOM} magic" + @echo "chongo '' /\\oo/\\" + @echo "Eggy" -fabricate fashion form frame manufacture produce: make - @${TRUE} - -sandwich: +sandwich: easter_egg @if [ `id -u` -eq 0 ]; then \ echo 'Okay.'; \ - echo $${RANDOM}`date +%s`$${RANDOM} > $@; \ + echo "$${RANDOM}`date +%s`$${RANDOM}" > $@; \ else \ echo 'What? Make it yourself.'; \ exit 1; \ @@ -551,18 +287,19 @@ sandwich: # as well as the West Coast Computer Faire and # you might be confused different. :-) # -supernova: nuke +supernova: sandwich @-if [ -r .code_anal ]; then \ ${RM} -f .code_anal_v6; \ else \ echo "planet deniers, like some members of the IAU, are so cute when they try to defend their logic"; \ fi - @echo A $@ helps ${MAKE} the elements that help form planets + @echo "A $@ helps ${MAKE} the elements that help form planets" @${TRUE} -deep_magic: +deep_magic: supernova @-if [ -r .code_anal ]; then \ - ccode_analysis --deep_magic fc6b6af226b7cc598de3d48fc20ed0bd54f7b4f7f0f651a32b9cf8345b2a3b3f --FNV1a_hash_512_bit "prog"; \ + ccode_analysis --deep_magic 7889066cdbdf09b0408021754586e895be641cc9be29e7eafd3ca65359541f17 \ + --FNV1a_hash_512_bit -v2 "${PROG}" "${PROG}.c"; \ else \ echo "Wrong! Do it again!"; \ sleep 2; \ @@ -574,7 +311,7 @@ deep_magic: magic: deep_magic @-if [ -r .code_anal ]; then \ - ccode_analysis --level 391581 --mode 216193 --FNV1a_hash_512_bit "prog"; \ + ccode_analysis --level 20003 --mode 5717175 --FNV1a_hash_512_bit -v2 "${PROG}" "${PROG}.c"; \ else \ echo "If you don't eat yer meat, you can't have any pudding!"; \ echo "How can you have any pudding if you don't eat yer meat?!"; \ @@ -583,14 +320,14 @@ magic: deep_magic # The IOCCC resident astronomer states # -charon: supernova - @echo $@ is a dwarf planet - @echo dwarf is a type of planet - @echo therefore IAU, $@ is a planet +charon: magic + @echo "$@ is a dwarf planet" + @echo "dwarf is a type of planet" + @echo "therefore IAU, $@ is a planet" -pluto: supernova +pluto: charon ${MAKE} charon - @echo $@ is a dwarf planet - @echo dwarf is a type of planet - @echo therefore, $@ is a planet - @echo get used to having lots of planets becasue supernovae can ${MAKE} a lot of them + @echo "$@ is a dwarf planet" + @echo "dwarf is a type of planet" + @echo "therefore, $@ is a planet" + @echo "having lots of planets is good feature because supernovae can help ${MAKE} a lot of them" diff --git a/2019/duble/README.md b/2019/duble/README.md index 0ea41c6ad..10458ada4 100644 --- a/2019/duble/README.md +++ b/2019/duble/README.md @@ -4,13 +4,11 @@ Etienne Duble Twitter: @etienne_duble +## To build: -## Judges' comments: -### To use: + make all - make - -### Try: +### To run ./prog /tmp/drawing @@ -22,6 +20,16 @@ Twitter: @etienne_duble ./prog /tmp/drawing +### Alternate code + +An alternate version of this entry, prog.alt.c, is provided. This alternate code may not work as well on macOS. + +To compile this alternate version: + + make alt + +Use `prog.alt` as you would `prog` above. + ### Selected Judges Remarks: After starting the program, use the cursor keys, then try some modes, like "p" @@ -131,9 +139,9 @@ IMPORTANT NOTES: so any peer reaching the session should have a terminal with the same size or larger. -### prog.c vs prog.orig.c +### prog.c vs prog.alt.c -The file `prog.orig.c` is the one I submitted. +The file `prog.alt.c` is the one I submitted. Judges proposed a small update: the program was using macro `FD_SET` inside an expression, which breaks compilation on Mac OS X. Wrapping this macro into a diff --git a/2019/duble/check-os.sh b/2019/duble/check-os.sh old mode 100644 new mode 100755 index 9959f040a..d197544b9 --- a/2019/duble/check-os.sh +++ b/2019/duble/check-os.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/usr/bin/env bash PROGNAME="$0" LINES="$1" diff --git a/2019/duble/prog.orig.c b/2019/duble/prog.alt.c similarity index 100% rename from 2019/duble/prog.orig.c rename to 2019/duble/prog.alt.c