qi/configure

   1 #! /bin/sh -
   2 #
   3 # Simple "configure" script for Qi.
   4 #
   5 # Copyright (c) 2016-2018, 2020-2022, 2024 Matias Fonzo, <selk@dragora.org>.
   6 #
   7 # Licensed under the Apache License, Version 2.0 (the "License");
   8 # you may not use this file except in compliance with the License.
   9 # You may obtain a copy of the License at
  10 #
  11 #    http://www.apache.org/licenses/LICENSE-2.0
  12 #
  13 # Unless required by applicable law or agreed to in writing, software
  14 # distributed under the License is distributed on an "AS IS" BASIS,
  15 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16 # See the License for the specific language governing permissions and
  17 # limitations under the License.
  18
  19 set -e
  20
  21 usage() {
  22     printf '%s' \
  23 "Usage: configure [options]
  24
  25 Defaults for the options are specified in brackets.
  26
  27 Options:
  28   --prefix=DIR            install files in DIR [${prefix}]
  29   --exec-prefix=DIR       base DIR for arch-dependent files [${exec_prefix}]
  30   --bindir=DIR            user executables [${bindir}]
  31   --sbindir=DIR           system admin executables [${sbindir}]
  32   --libexecdir=DIR        program executables [${libexecdir}]
  33   --sysconfdir=DIR        read-only single-machine data [${sysconfdir}]
  34   --localstatedir=DIR     modifiable single-machine data [${localstatedir}]
  35   --datarootdir=DIR       read-only arch-independent data root [${datarootdir}]
  36   --infodir=DIR           info documentation [${infodir}]
  37   --mandir=DIR            man documentation [${mandir}]
  38   --docdir=DIR            documentation root [${docdir}]
  39   --arch=NAME             architecture name to build packages [${arch}]
  40   --packagedir=DIR        directory for package installations [${packagedir}]
  41   --targetdir=DIR         target directory for symbolic links [${targetdir}]
  42   --outdir=DIR            output directory for binary packages [${outdir}]
  43   --qi-cflags=CFLAGS      default Qi C flags for compiler [${qi_cflags}]
  44   --qi-cxxflags=CXXFLAGS  default Qi C++ flags for compiler [${qi_cxxflags}]
  45   --qi-ldflags=LDFLAGS    default Qi flags for linker [${qi_ldflags}]
  46   --qi-cppflags=CPPFLAGS  default Qi C/C++ preprocessor flags [${qi_cppflags}]
  47 "
  48 }
  49
  50 # Defaults
  51 prefix=/usr/local
  52 exec_prefix='$(prefix)'
  53 bindir='$(exec_prefix)/bin'
  54 sbindir='$(exec_prefix)/sbin'
  55 libexecdir='$(exec_prefix)/libexec'
  56 sysconfdir='$(prefix)/etc'
  57 localstatedir='$(prefix)/var'
  58 datarootdir='$(prefix)/share'
  59 infodir='$(datarootdir)/info'
  60 mandir='$(datarootdir)/man'
  61 docdir='$(datarootdir)/doc'
  62 arch="$(uname -m)"
  63 packagedir='$(prefix)/pkgs'
  64 targetdir='$(prefix)'
  65 outdir='$(localstatedir)/cache/qi/packages'
  66 qi_cflags='-O2'
  67 qi_cxxflags='-O2'
  68 qi_ldflags=''
  69 qi_cppflags=''
  70
  71 return_variables()
  72 {
  73     printf '%s\n' \
  74      "prefix = $prefix"                \
  75      "exec_prefix = $exec_prefix"      \
  76      "bindir = $bindir"                \
  77      "sbindir = $sbindir"              \
  78      "libexecdir = $libexecdir"        \
  79      "sysconfdir = $sysconfdir"        \
  80      "localstatedir = $localstatedir"  \
  81      "datarootdir = $datarootdir"      \
  82      "infodir = $infodir"              \
  83      "mandir = $mandir"                \
  84      "docdir = $docdir"                \
  85      "arch = $arch"                    \
  86      "packagedir = $packagedir"        \
  87      "targetdir = $targetdir"          \
  88      "outdir = $outdir"                \
  89      "qi_cflags = $qi_cflags"          \
  90      "qi_cxxflags = $qi_cxxflags"      \
  91      "qi_ldflags = $qi_ldflags"        \
  92      "qi_cppflags = $qi_cppflags"      \
  93      ""
  94 }
  95
  96 # Handle options
  97 while test $# -gt 0
  98 do
  99     case $1 in
 100     --prefix)
 101         prefix="$2"
 102         shift
 103         ;;
 104     --prefix=*)
 105         prefix="${1#*=}"
 106         ;;
 107     --exec-prefix)
 108         exec_prefix="$2"
 109         shift
 110         ;;
 111     --exec-prefix=*)
 112         exec_prefix="${1#*=}"
 113         ;;
 114     --bindir)
 115         bindir="$2"
 116         shift
 117         ;;
 118     --bindir=*)
 119         bindir="${1#*=}"
 120         ;;
 121     --sbindir)
 122         sbindir="$2"
 123         shift
 124         ;;
 125     --sbindir=*)
 126         sbindir="${1#*=}"
 127         ;;
 128     --libexecdir)
 129         libexecdir="$2"
 130         shift
 131         ;;
 132     --libexecdir=*)
 133         libexecdir="${1#*=}"
 134         ;;
 135     --sysconfdir)
 136         sysconfdir="$2"
 137         shift
 138         ;;
 139     --sysconfdir=*)
 140         sysconfdir="${1#*=}"
 141         ;;
 142     --localstatedir)
 143         localstatedir="$2"
 144         shift
 145         ;;
 146     --localstatedir=*)
 147         localstatedir="${1#*=}"
 148         ;;
 149     --datarootdir)
 150         datarootdir="$2"
 151         shift
 152         ;;
 153     --datarootdir=*)
 154         datarootdir="${1#*=}"
 155         ;;
 156     --infodir)
 157         infodir="$2"
 158         shift
 159         ;;
 160     --infodir=*)
 161         infodir="${1#*=}"
 162         ;;
 163     --mandir)
 164         mandir="$2"
 165         shift
 166         ;;
 167     --mandir=*)
 168         mandir="${1#*=}"
 169         ;;
 170     --docdir)
 171         docdir="$2"
 172         shift
 173         ;;
 174     --docdir=*)
 175         docdir="${1#*=}"
 176         ;;
 177     --arch)
 178         arch="$2"
 179         shift
 180         ;;
 181     --arch=*)
 182         arch="${1#*=}"
 183         ;;
 184     --packagedir)
 185         packagedir="$2"
 186         shift
 187         ;;
 188     --packagedir=*)
 189         packagedir="${1#*=}"
 190         ;;
 191     --targetdir)
 192         targetdir="$2"
 193         shift
 194         ;;
 195     --targetdir=*)
 196         targetdir="${1#*=}"
 197         ;;
 198     --outdir)
 199         outdir="$2"
 200         shift
 201         ;;
 202     --outdir=*)
 203         outdir="${1#*=}"
 204         ;;
 205     --qi-cflags)
 206         qi_cflags="$2"
 207         shift
 208         ;;
 209     --qi-cflags=*)
 210         qi_cflags="${1#*=}"
 211         ;;
 212     --qi-cxxflags)
 213         qi_cxxflags="$2"
 214         shift
 215         ;;
 216     --qi-cxxflags=*)
 217         qi_cxxflags="${1#*=}"
 218         ;;
 219     --qi-ldflags)
 220         qi_ldflags="$2"
 221         shift
 222         ;;
 223     --qi-ldflags=*)
 224         qi_ldflags="${1#*=}"
 225         ;;
 226     --qi-cppflags)
 227         qi_cppflags="$2"
 228         shift
 229         ;;
 230     --qi-cppflags=*)
 231         qi_cppflags="${1#*=}"
 232         ;;
 233     --help | --hel | --he | --h | '--?' | -help | -hel | -he | -h | '-?' )
 234         usage
 235         exit
 236         ;;
 237     --)
 238         shift
 239         break;  # End of options.
 240         ;;
 241     -*)
 242         echo "configure: WARNING: unrecognized option '${1}'" 1>&2
 243         ;;
 244     *)
 245         break
 246         ;;
 247     esac
 248     shift
 249 done
 250
 251 echo "Creating config.mak ..."
 252
 253 return_variables;               # Show configured variables.
 254 : > config.mak;                 # Clean up config.mak, first.
 255
 256 if return_variables > config.mak
 257 then
 258     touch src/qi.in && echo "OK, now you can run \`make'"
 259 fi
 260