annotate configure @ 12:047bb5a91709

add README
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 09 Jun 2024 05:00:35 +0000
parents 214716b13c61
children
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1 #!/bin/sh
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2 # This configure script is custom and hand-coded;
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3 # it is NOT a product of GNU Autoconf or any other such tools!
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4
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5 set -e
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6
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7 if [ ! -f configure ]
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8 then
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9 echo "This script needs to be run from the top of the source tree" 1>&2
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10 exit 1
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11 fi
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12
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13 # defaults that can be overridden
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14 CC=gcc
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15 CFLAGS=-O2
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16 prefix=/usr/local
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17 exec_prefix=
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18 bindir=
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19 includedir=
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20 libdir=
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21
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22 while [ $# != 0 ]
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23 do
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24 case "$1" in
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25 --prefix=*)
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26 prefix=`echo $1 | cut -c 10-`
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27 ;;
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28 --exec-prefix=*)
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29 exec_prefix=`echo $1 | cut -c 15-`
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30 ;;
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31 --bindir=*)
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32 bindir=`echo $1 | cut -c 10-`
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33 ;;
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34 --includedir=*)
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35 includedir=`echo $1 | cut -c 14-`
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36 ;;
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37 --libdir=*)
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38 libdir=`echo $1 | cut -c 10-`
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39 ;;
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40 CC=*)
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41 CC=`echo $1 | cut -c 4-`
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42 ;;
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43 CFLAGS=*)
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44 CFLAGS=`echo $1 | cut -c 8-`
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45 ;;
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46 *)
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47 echo "error: non-understood option $1" 1>&2
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48 exit 1;
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49 ;;
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50 esac
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51 shift
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52 done
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53
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54 # inheritance rules for install directories
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55
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56 if [ -z "$exec_prefix" ]
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57 then
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58 exec_prefix="$prefix"
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59 fi
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60 if [ -z "$bindir" ]
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61 then
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62 bindir="$exec_prefix/bin"
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63 fi
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64 if [ -z "$includedir" ]
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65 then
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66 includedir="$prefix/include"
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67 fi
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68 if [ -z "$libdir" ]
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69 then
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70 libdir="$exec_prefix/lib"
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71 fi
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72
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73 # report the final configuration
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74
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75 echo "C code will be compiled with:"
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76 echo " CC=$CC"
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77 echo " CFLAGS=$CFLAGS"
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78 echo "Installation directories:"
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79 echo " bindir=$bindir"
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80 echo " includedir=$includedir"
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81 echo " libdir=$libdir"
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82
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83 # emit the Makefile include fragment
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84 echo "CC=$CC" > config.defs
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85 echo "CFLAGS=$CFLAGS" >> config.defs
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86 echo "bindir=$bindir" >> config.defs
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87 echo "includedir=$includedir" >> config.defs
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88 echo "libdir=$libdir" >> config.defs