configure

   1 #! /bin/bash
   2 #
   3 # This file is part of bsconf - a configure replacement.
   4 # Copyright (C) 2005 by Mike Sharov <msharov@users.sourceforge.net>
   5 # This file is free software, distributed under the MIT License.
   6 #
   7
   8 if [ -z "${CC}" ]; then
   9     IFS="${IFS}:"
  10     for i in gcc g++ cc c++ c89 c99; do
  11         for dir in ${PATH}; do
  12             if [ -x "$dir/$i" ]; then
  13                 export CC=$i;
  14                 break;
  15             fi;
  16         done;
  17         if [ ! -z "${CC}" ]; then
  18             break;
  19         fi;
  20     done
  21     if [ -z "${CC}" ]; then
  22         echo "Please set the CC environment variable to your C compiler";
  23         exit;
  24     fi
  25 fi
  26
  27 STDDEFPATH=`echo "#include <stddef.h>" | ${CC} -E - | grep stddef.h | head -n 1 | cut -d ' ' -f 3 | cut -d \" -f 2`
  28 PRIVATE_INCDIR=`dirname ${STDDEFPATH}`
  29 PRIVATE_DIR=`dirname ${PRIVATE_INCDIR}`
  30 if [ -d "${PRIVATE_DIR}/lib" ]; then
  31     PRIVATE_LIBDIR=${PRIVATE_DIR}/lib
  32 else
  33     PRIVATE_LIBDIR=${PRIVATE_DIR}
  34 fi
  35 PRIVATE_PATHS=
  36 if [ ! -z "${PRIVATE_INCDIR}" ]; then
  37     PRIVATE_PATHS="${PRIVATE_PATHS} --gccincludedir=${PRIVATE_INCDIR}"
  38 fi
  39 if [ ! -z "${PRIVATE_LIBDIR}" ]; then
  40     PRIVATE_PATHS="${PRIVATE_PATHS} --gcclibdir=${PRIVATE_LIBDIR}"
  41 fi
  42
  43 if [ ! -x bsconf ] || [ bsconf.c -nt bsconf ] || [ bsconf.h -nt bsconf ]; then
  44     ${CC} -o bsconf bsconf.c
  45 fi
  46 if [ -x bsconf ]; then
  47     ./bsconf ${PRIVATE_PATHS} $*;
  48 else
  49     echo "Build of the configurator program failed. Ensure you have an ANSI C compiler.";
  50 fi
  51