config/ac_check_eblob.m4

   1 AC_DEFUN([AC_CHECK_EBLOB],[
   2 AC_MSG_CHECKING([whether libeblob development version is installed])
   3 EBLOB_LIBS="-leblob"
   4 ac_have_eblob="no"
   5
   6 AC_ARG_WITH([eblob-path],
   7         AC_HELP_STRING([--with-eblob-path=@<:@ARG@:>@],
   8                 [Build with the different path to eblob (ARG=string)]),
   9         [
  10                 EBLOB_LIBS="-L$withval/lib -leblob"
  11                 EBLOB_CFLAGS="-I$withval/include"
  12         ]
  13 )
  14
  15 saved_CFLAGS="$CFLAGS"
  16 saved_LIBS="$LIBS"
  17 LIBS="$EBLOB_LIBS $LIBS"
  18 CFLAGS="$EBLOB_CFLAGS $CFLAGS"
  19
  20 AC_TRY_LINK([#include <eblob/blob.h>],
  21         [struct eblob_backend *b = eblob_init(NULL);],
  22         [
  23                 AC_DEFINE(HAVE_EBLOB_SUPPORT, 1, [Define this if libeblob is installed])
  24                 ac_have_eblob="yes"
  25                 AC_MSG_RESULT([yes])
  26         ], [
  27                 EBLOB_LIBS=""
  28                 EBLOB_CFLAGS=""
  29                 AC_MSG_ERROR([no])
  30         ])
  31
  32 AC_SUBST(EBLOB_LIBS)
  33 AC_SUBST(EBLOB_CFLAGS)
  34 LIBS="$saved_LIBS"
  35 CFLAGS="$saved_CFLAGS"
  36 AM_CONDITIONAL(HAVE_EBLOB, [test "f$ac_have_eblob" = "fyes"])
  37 ])