config.m4

dnl $Id$
dnl config.m4 for extension leveldb

PHP_ARG_WITH(leveldb, for leveldb support,
[  --with-leveldb[=Path]             Include leveldb support])

if test "$PHP_LEVELDB" != "no"; then

  # --with-leveldb -> check with-path
  SEARCH_PATH="/usr/local /usr"
  SEARCH_FOR="include/leveldb/c.h"
  SEARCH_LIB="libleveldb"

  dnl search leveldb
  AC_MSG_CHECKING([for leveldb location])
  for i in $PHP_LEVELDB $SEARCH_PATH ; do
    if test -r $i/$SEARCH_FOR; then
	  LEVELDB_INCLUDE_DIR=$i
	  AC_MSG_RESULT(leveldb headers found in $i)
    fi

    if test -r $i/$PHP_LIBDIR/$SEARCH_LIB.a || test -r $i/$PHP_LIBDIR/$SEARCH_LIB.$SHLIB_SUFFIX_NAME; then
	  LEVELDB_LIB_DIR=$i/$PHP_LIBDIR
	  AC_MSG_RESULT(leveldb lib found in $i/lib)
    fi

	dnl from Leveldb build dir
    if test -r $i/$SEARCH_LIB.a || test -r $i/$SEARCH_LIB.$SHLIB_SUFFIX_NAME; then
	  LEVELDB_LIB_DIR=$i
	  AC_MSG_RESULT(leveldb lib found in $i)
    fi

    if test -z "$LEVELDB_LIB_DIR"; then
      for j in "lib/x86_64-linux-gnu" "lib/x86_64-linux-gnu"; do
        echo find "--$i/$j"
        if test -r $i/$j/$SEARCH_LIB.a || test -r $i/$j/$SEARCH_LIB.$SHLIB_SUFFIX_NAME; then
          LEVELDB_LIB_DIR=$i/$j
          AC_MSG_RESULT(leveldb lib found in $i/$j)
        fi
      done
    fi
  done
  
  if test -z "$LEVELDB_INCLUDE_DIR" || test -z "$LEVELDB_LIB_DIR"; then
    AC_MSG_RESULT([leveldb not found])
    AC_MSG_ERROR([Please reinstall the leveldb distribution])
  fi

  # --with-leveldb -> add include path
  PHP_ADD_INCLUDE($LEVELDB_INCLUDE_DIR/include)

  # --with-leveldb -> check for lib and symbol presence
  LIBNAME=leveldb
  PHP_ADD_LIBRARY_WITH_PATH($LIBNAME, $LEVELDB_LIB_DIR, LEVELDB_SHARED_LIBADD)
  
  PHP_SUBST(LEVELDB_SHARED_LIBADD)

  PHP_NEW_EXTENSION(leveldb, leveldb.c, $ext_shared)
fi