#!/bin/sh
# Just a simple handwritten configure
rm -f config.mk

host=''
while [ "$#" -gt 0 ]; do
  case "$1" in
  --host=*) host="`echo "$1" | sed -e 's/--host=//'`";;
  esac
  shift
done

printf 'Checking for a C compiler... '
if [ "x$CC" = "x" -a "x$host" != "x" ]; then
  if which "${host}-cc" > /dev/null 2> /dev/null; then CC="${host}-cc"
  elif which "${host}-gcc" > /dev/null 2> /dev/null; then CC="${host}-gcc"
  elif which "${host}-clang" > /dev/null 2> /dev/null; then CC="${host}-clang"
  fi
fi
if [ "x$CC" = "x" ]; then
  if which cc > /dev/null 2> /dev/null; then CC=cc
  elif which gcc > /dev/null 2> /dev/null; then CC=gcc
  elif which clang > /dev/null 2> /dev/null; then CC=clang
  fi
fi
if [ "x$CC" = "x" ]; then echo "None found"; exit 1; fi
echo "$CC"
echo "CC=$CC" >> config.mk

printf 'Checking if we need -liconv for iconv... '
echo '#include <iconv.h>' > iconvtest.c
echo 'int main(){iconv_t x=iconv_open("a","b");return 0;}' >> iconvtest.c
if ! "$CC" iconvtest.c -o iconvtest > /dev/null 2> /dev/null; then
  echo 'LIBS+=-liconv' >> config.mk
  echo yes
else
  echo no
fi
rm -f iconvtest iconvtest.c

echo Done