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

   1 diff -up unzip60/unix/configure.bzip2-configure unzip60/unix/configure
   2 --- unzip60/unix/configure.bzip2-configure      2009-04-16 21:25:12.000000000 +0200
   3 +++ unzip60/unix/configure      2009-11-18 11:22:14.598389194 +0100
   4 @@ -640,7 +640,24 @@ else
   5      D_USE_BZ2="-DUSE_BZIP2"
   6      L_BZ2="${BZLF} -lbz2"
   7    else
   8 -    echo "-- bzip2 sources not found - no bzip2 support"
   9 +    echo "  Check if OS already has bzip2 library installed"
  10 +    cat > conftest.c << _EOF_
  11 +#include "bzlib.h"
  12 +int main()
  13 +{
  14 +  bz_stream strm;
  15 +  BZ2_bzCompressEnd(&strm);
  16 +  return 0;
  17 +}
  18 +_EOF_
  19 +    $CC $CFLAGS -o conftest conftest.c -lbz2 > /dev/null 2>/dev/null
  20 +    if test $? -eq 0; then
  21 +      echo "-- OS supports bzip2 - linking in bzip2"
  22 +      D_USE_BZ2="-DBZIP2_SUPPORT"
  23 +      L_BZ2="${BZLF} -lbz2"
  24 +    else
  25 +      echo "-- Either bzlib.h or libbz2.a not found - no bzip2"
  26 +    fi
  27    fi
  28  fi
  29