patches/unzip/unzip-6.0-bzip2-configure.patch

   1 --- unzip60/unix/configure.orig 2009-04-16 16:25:12.000000000 -0300
   2 +++ unzip60/unix/configure      2017-05-14 18:53:49.000000000 -0300
   3 @@ -640,7 +640,24 @@
   4      D_USE_BZ2="-DUSE_BZIP2"
   5      L_BZ2="${BZLF} -lbz2"
   6    else
   7 -    echo "-- bzip2 sources not found - no bzip2 support"
   8 +    echo "  Check if OS already has bzip2 library installed"
   9 +    cat > conftest.c << _EOF_
  10 +#include "bzlib.h"
  11 +int main()
  12 +{
  13 +  bz_stream strm;
  14 +  BZ2_bzCompressEnd(&strm);
  15 +  return 0;
  16 +}
  17 +_EOF_
  18 +    $CC $CFLAGS -o conftest conftest.c -lbz2 > /dev/null 2>/dev/null
  19 +    if test $? -eq 0; then
  20 +      echo "-- OS supports bzip2 - linking in bzip2"
  21 +      D_USE_BZ2="-DUSE_BZIP2"
  22 +      L_BZ2="${BZLF} -lbz2"
  23 +    else
  24 +      echo "-- Either bzlib.h or libbz2.a not found - no bzip2"
  25 +    fi
  26    fi
  27  fi
  28