build.bash

   1 #!/bin/bash
   2 set -eu
   3
   4 now() { date +%s; }
   5 tstart=$(now)
   6 vecho() { ${vecho-:} "$*"; }
   7 digest() { cksum 2>/dev/null $* | cut -d ' ' -f 1; }
   8
   9 partmsg() {
  10     test $? -eq 0 && msg="ok" || msg="ko"
  11     echo "$msg $(($(now)-tstart)) sec"
  12 }
  13
  14 die() {
  15     echo "$*" >&2
  16     exit 111
  17 }
  18
  19 trap 'partmsg' EXIT
  20
  21 darwin=false
  22 wsi="wsi/x11"
  23 case "$(uname)" in
  24     Darwin)
  25         darwin=true
  26         wsi="wsi/osx"
  27         mjobs=$(getconf _NPROCESSORS_ONLN || echo 1)
  28         ;;
  29     Linux) mjobs=$(getconf _NPROCESSORS_ONLN || echo 1);;
  30     OpenBSD) mjobs=$(getconf NPROCESSORS_ONLN || echo 1);;
  31     *) die $(uname) is not supported;;
  32 esac
  33
  34 test -n "${1-}" || die "usage: $0 build-directory"
  35
  36 outd="$1"
  37 srcd="$(dirname $0)"
  38 mudir=$outd/mupdf
  39 muinc="-I $mudir/include -I $mudir/thirdparty/freetype/include"
  40
  41 mkdir -p $outd/$wsi
  42 mkdir -p $outd/lablGL
  43 :>$outd/ordered
  44
  45 isfresh() { . 2>/dev/null "$1.past" && test "$k" = "$2"; }
  46
  47 mulibs="$mudir/build/native/libmupdf.a" # $mudir/build/native/libmupdf-third.a
  48 keycmd="(cd $mudir && git describe --tags --dirty); digest $mulibs"
  49 isfresh "$mulibs" "$(eval $keycmd)" || (
  50     make -C "$mudir" build=native -j $mjobs libs
  51     echo "k=\"$(eval $keycmd)\"" >$mudir/build/native/libmupdf.a.past
  52 ) && vecho "fresh mupdf"
  53
  54 oflags() {
  55     case "${1#$outd/}" in
  56         main.cmo|utils.cmo|config.cmo|parser.cmo|$wsi/wsi.cmo)
  57             f="-g -strict-sequence -strict-formats -warn-error @A";;
  58         *) f="-g";;
  59     esac
  60     echo "$incs $f"
  61 }
  62
  63 cflags() {
  64     case "${1#$outd/}" in
  65         cutils.o)
  66             f="-g -std=c99 -O2 $muinc -Wall -Werror -pedantic-errors"
  67             f="$f -D_GNU_SOURCE" echo $f;;
  68         version.o) echo '-DLLPP_VERSION="'$ver'"';;
  69         link.o)
  70             f="-g -std=c99 -O2 $muinc -Wall -Werror -pedantic-errors"
  71             f="$f -D_GNU_SOURCE"
  72             $darwin && echo "$f -D__COCOA__" || echo $f;;
  73         */keysym2ucs.o) echo "-O2 -include inttypes.h -DKeySym=uint32_t";;
  74         */ml_*.o) echo "-g -Wno-pointer-sign -O2";;
  75         *) echo "-g -O2";;
  76     esac
  77 }
  78
  79 mflags() { echo "-I $(ocamlc -where) -g -O2"; }
  80
  81 incs="-I $srcd/lablGL -I $srcd/$wsi -I $srcd"
  82 incs="$incs -I $outd/lablGL -I $outd/$wsi -I $outd"
  83
  84 overs="$(ocamlc --version 2>/dev/null)" || overs="0.0.0"
  85 oversnum="$(echo $overs | { IFS=. read a b _; echo $a$b; })"
  86
  87 test $oversnum -ge 407 || {
  88     url=https://github.com/ocaml/ocaml/archive/4.07.zip
  89     zip=$outd/$(basename $url)
  90     isfresh $zip $url || {
  91         executable_p() { command -v "$1" >/dev/null 2>&1; }
  92         if executable_p wget; then dl() { wget -q "$1" -O "$2"; }
  93         elif executable_p curl; then dl() { curl -L "$1" -o "$2"; }
  94         else die "no program to fetch remote urls found"
  95         fi
  96         dl $url $zip
  97         echo "k=$url" >$zip.past
  98     } && vecho "fresh $zip"
  99     absprefix=$(cd $outd &>/dev/null; pwd -P)
 100     export PATH=$absprefix/bin:$PATH
 101     isfresh $absprefix/bin/ocamlc "$url" || (
 102         unzip -o -u -d $outd $zip
 103         bn=$(basename $url)
 104         cd $outd/ocaml-${bn%.zip}
 105         ./configure -prefix $absprefix                                      \
 106                     -no-graph -no-debugger -no-ocamldoc -no-native-compiler
 107         make -j $mjobs world
 108         make install
 109         echo "k='$url'" >$absprefix/bin/ocamlc.past
 110     ) && vecho "fresh ocamlc"
 111     overs=$(ocamlc --version 2>/dev/null) || overs="0.0.0"
 112     oversnum=$(echo $overs | { IFS=. read a b _; echo $a$b; })
 113 }
 114
 115 bocaml1() {
 116     local n=$1
 117     local s="$2"
 118     local o="$3"
 119     local O=${4-}
 120     local dd
 121
 122     local cmd="ocamlc -depend -bytecode -one-line $incs $s"
 123     local keycmd="digest $o $s"
 124     isfresh "$o.depl" "$overs$cmd$(eval $keycmd)" || {
 125         eval "$cmd" | {
 126             read _ _ depl
 127             :>"$o.depl"
 128             for d in $depl; do
 129                 local D=${d#$srcd/}
 130                 test "$O" = "$D" || {
 131                     bocaml "$D" $((n+1))
 132                     case $d in
 133                         $outd/*) dd=$d;;
 134                         *) dd=$outd/${d#$srcd/};;
 135                     esac
 136                     printf "$dd " >>"$o.depl"
 137                 }
 138             done
 139         } || die "$cmd failed"
 140         echo "k='$overs$cmd$(eval $keycmd)'" >"$o.depl.past"
 141     } && {
 142         vecho "fresh $o.depl"
 143         for d in $(< $o.depl); do
 144             bocaml ${d#$outd/} $((n+1))
 145         done
 146     }
 147
 148     cmd="ocamlc $(oflags $o) -c -o $o $s"
 149     keycmd="digest $o $s $(< $o.depl)"
 150     grep -q "$o" $outd/ordered || {
 151         echo "$o" >>"$outd/ordered"
 152         isfresh "$o" "$overs$cmd$(eval $keycmd)" || {
 153             printf "%*.s%s -> %s\n" $n '' "${s#$srcd/}" "${o#$outd/}"
 154             eval "$cmd || die '$cmd failed'"
 155             echo "k='$overs$cmd$(eval $keycmd)'" >"$o.past"
 156         } && vecho "fresh '$o'"
 157     }
 158 }
 159
 160 bocaml() (
 161     local o="$1"
 162     local n="$2"
 163     local wocmi="${o%.cmi}"
 164     local s
 165     case ${wocmi#$outd/} in
 166         confstruct.cmo)
 167             s=$outd/confstruct.ml
 168             o=$outd/confstruct.cmo
 169             ;;
 170         *)
 171             test "$o" = "$wocmi" && s=$srcd/${o%.cmo}.ml || s=$srcd/$wocmi.mli
 172             o=$outd/$o
 173             ;;
 174     esac
 175     bocaml1 $n "$s" "$o"
 176     case $wocmi in
 177         wsi) s="$srcd/$wsi/wsi.ml";;
 178         help) s="$srcd/help.ml";;
 179         */glMisc) s="$srcd/lablGL/glMisc.ml";;
 180         */glTex) s="$srcd/lablGL/glTex.ml";;
 181         *) false;;
 182     esac && {
 183         local s1=${s#$srcd/}
 184         bocaml1 $n "$s" "$outd/${s1%.ml}.cmo" "${o#$outd/}"
 185     } || true
 186 )
 187
 188 bocamlc() {
 189     local o=$outd/$1
 190     local s=$srcd/${1%.o}.c
 191     local cmd="ocamlc -ccopt \"$(cflags $o) -MMD -MF $o.dep -MT_ -o $o\" $s"
 192     test -r $o.dep && read _ d <$o.dep || d=
 193     local keycmd='digest $o $d'
 194     isfresh "$o" "$cmd$(eval $keycmd)" || {
 195         printf "%s -> %s\n" "${s#$srcd/}" "${o#$outd/}"
 196         eval "$cmd || die '$cmd failed'"
 197         read _ d <$o.dep
 198         echo "k='$cmd$(eval $keycmd)'" >"$o.past"
 199     } && vecho "fresh $o"
 200 }
 201
 202 bobjc() {
 203     local o=$outd/$1
 204     local s=$srcd/${1%.o}.m
 205     local cmd="$mcomp $(mflags $o) -MMD -MF $o.dep -MT_ -c -o $o $s"
 206     test -r $o.dep && read _ d <$o.dep || d=
 207     local keycmd='digest $o $d'
 208     isfresh "$o" "$cmd$(eval $keycmd)" || {
 209         printf "%s -> %s\n" "${s#$srcd/}" "${o#$outd/}"
 210         eval "$cmd || die '$cmd failed'"
 211         read _ d <$o.dep
 212         echo "k='$cmd$(eval $keycmd)'" >"$o.past"
 213     } && vecho "fresh $o"
 214 }
 215
 216 ver=$(cd $srcd && git describe --tags --dirty) || ver=unknown
 217
 218 cmd="zsh $srcd/genconfstr.sh >$outd/confstruct.ml"
 219 keycmd="digest $srcd/genconfstr.sh $outd/confstruct.ml"
 220 isfresh "$outd/confstruct.ml" "$cmd$(eval $keycmd)" || {
 221     echo genconfstr
 222     eval "$cmd || die genconfstr.sh failed"
 223     echo "k='$cmd$(eval $keycmd)'" > "$outd/confstruct.ml.past"
 224 } && vecho "fresh $outd/confstruct.ml"
 225
 226 shift 1
 227 for target; do
 228     case "$target" in
 229         doc)
 230             doct=${doct-manpage}
 231             md=$outd/doc
 232             mkdir -p $md
 233             case $doct in
 234                 epub) suf=.epub;;
 235                 manpage) suf=.1;;
 236                 *) die "unknown doc type";;
 237             esac
 238             for m in llpp llppac llpphtml; do
 239                 src=$srcd/adoc/$m.adoc
 240                 out=$md/$m$suf
 241                 conf="$srcd/man/asciidoc.conf"
 242                 keycmd="digest $out $src $conf"
 243                 cmd="a2x -D $md -d manpage -f $doct $src"
 244                 isfresh "$out" "$cmd$(eval $keycmd)" || {
 245                     echo "$src -> $out"
 246                     eval "$cmd || die '$cmd failed'"
 247                     echo "k='$cmd$(eval $keycmd)'" >"$out.past"
 248                 } && vecho "fresh manual pages"
 249             done;;
 250
 251         completions) die "not yet";;
 252
 253         *) die "no clue - '$target'";;
 254     esac
 255 done
 256
 257 bocaml main.cmo 0
 258
 259 cobjs="$outd/link.o $outd/cutils.o $outd/version.o"
 260 bocamlc link.o
 261 bocamlc cutils.o
 262 bocamlc version.o
 263
 264 libs="str.cma unix.cma"
 265 clibs="-L$mudir/build/native -lmupdf -lmupdf-third -lpthread"
 266 if $darwin; then
 267     mcomp=$(ocamlc -config | grep bytecomp_c_co | { read _ c; echo $c; })
 268     clibs="$clibs -framework Cocoa -framework OpenGL"
 269     bobjc wsi/osx/wsicocoa.o
 270     cobjs="$cobjs $outd/wsi/osx/wsicocoa.o"
 271 else
 272     clibs="$clibs -lGL -lX11"
 273     cobjs="$cobjs $outd/wsi/x11/keysym2ucs.o"
 274     bocamlc wsi/x11/keysym2ucs.o
 275 fi
 276
 277 globjs=
 278 for f in ml_gl ml_glarray ml_raw; do
 279     bocamlc lablGL/$f.o
 280     globjs="$globjs $outd/lablGL/$f.o"
 281 done
 282
 283 ord=$(grep -v \.cmi $outd/ordered)
 284 cmd="ocamlc -custom $libs -o $outd/llpp $cobjs $ord"
 285 cmd=$(echo $cmd $globjs -cclib \"$clibs\")
 286 keycmd="digest $outd/llpp $cobjs $ord $mulibs"
 287 isfresh "$outd/llpp" "$cmd$(eval $keycmd)" || {
 288     echo linking $outd/llpp
 289     eval "$cmd || die '$cmd failed'"
 290     echo "k='$cmd$(eval $keycmd)'" >"$outd/llpp.past"
 291 } && vecho "fresh llpp"
 292
 293 if $darwin; then
 294     out="$outd/llpp.app/Contents/Info.plist"
 295     keycmd="digest $out $srcd/wsi/osx/genplist.sh"
 296     isfresh $out "$(eval $keycmd)" || {
 297         shortver=$(echo $ver | { IFS='-' read s _; echo ${s#v}; })
 298         d=$(dirname $out)
 299         mkdir -p "$d"
 300         . $srcd/wsi/osx/genplist.sh >"$out"
 301         echo "k='$(eval $keycmd)'" >"$out.past"
 302     } && vecho "fresh plist"
 303
 304     out=$outd/llpp.app/Contents/MacOS/llpp
 305     keycmd="digest $out $outd/llpp"
 306     isfresh $out "$(eval $keycmd)" || {
 307         mkdir -p "$(dirname $out)"
 308         cp $outd/llpp $out
 309         echo "k='$(eval $keycmd)'" >"$out.past"
 310     } && vecho "fresh bundle"
 311 fi