buildlib

   1 #!/bin/sh
   2
   3 case "$1" in -h|-H|-help|--help)
   4         cat <<EOT
   5 Usage: ${0##*/}
   6 Env:   CC       explicit "cc" compiler to use
   7        AR       explicit "ar" to use
   8        RANLIB   explicit "ranlib" to use
   9        CFLAGS   explicit compiler options to use
  10 EOT
  11         exit 0
  12 esac
  13
  14 if [ -z "$CC" ]; then
  15         if command -v gcc > /dev/null; then
  16                 CC=gcc
  17         elif command -v clang > /dev/null; then
  18                 CC=clang
  19         elif command -v cc > /dev/null; then
  20                 CC=cc
  21         else
  22                 echo "Could not guess name of compiler, please set CC" >&2
  23                 exit 2
  24         fi
  25 fi
  26
  27 echo "CC=$CC"
  28 : ${AR:=ar}
  29 echo "AR=$AR"
  30 : ${RANLIB:=ranlib}
  31 echo "RANLIB=$RANLIB"
  32
  33 if [ "${CFLAGS+set}" != "set" ]; then
  34         case "$CC" in
  35                 *gcc*|*clang*)
  36                         CFLAGS=-O2
  37                         ;;
  38                 *)
  39                         CFLAGS=-O
  40                         ;;
  41         esac
  42 fi
  43 echo "CFLAGS=$CFLAGS"
  44
  45 set -ev
  46 LIB=libBlocksRuntime.a
  47 SRC=BlocksRuntime
  48 ! test -e $LIB || rm $LIB
  49 "$CC" -c $CFLAGS -o $SRC/data.o $SRC/data.c &&
  50 "$CC" -c $CFLAGS -o $SRC/runtime.o -I . $SRC/runtime.c &&
  51 "$AR" cr $LIB $SRC/data.o $SRC/runtime.o &&
  52 "$RANLIB" $LIB