git.meshlink.io Git - meshlink/blob - m4/lzo.m4

   1 dnl Check to find the lzo headers/libraries
   2
   3 AC_DEFUN(tinc_LZO,
   4 [
   5   tinc_ac_save_CPPFLAGS="$CPPFLAGS"
   6
   7   AC_ARG_WITH(lzo,
   8     AC_HELP_STRING([--with-lzo=DIR], [lzo base directory, or:]),
   9     [lzo="$withval"
  10      CFLAGS="$CFLAGS -I$withval/include"
  11      CPPFLAGS="$CPPFLAGS -I$withval/include"
  12      LIBS="$LIBS -L$withval/lib"]
  13   )
  14
  15   AC_ARG_WITH(lzo-include,
  16     AC_HELP_STRING([--with-lzo-include=DIR], [lzo headers directory]),
  17     [lzo_include="$withval"
  18      CFLAGS="$CFLAGS -I$withval"
  19      CPPFLAGS="$CPPFLAGS -I$withval"]
  20   )
  21
  22   AC_ARG_WITH(lzo-lib,
  23     AC_HELP_STRING([--with-lzo-lib=DIR], [lzo library directory]),
  24     [lzo_lib="$withval"
  25      LIBS="$LIBS -L$withval"]
  26   )
  27
  28   AC_CHECK_HEADERS(lzo1x.h,
  29     [],
  30     [AC_MSG_ERROR("lzo header files not found."); break]
  31   )
  32
  33   CPPFLAGS="$tinc_ac_save_CPPFLAGS"
  34
  35   AC_CHECK_LIB(lzo, lzo1x_1_compress,
  36     [LIBS="$LIBS -llzo"],
  37     [AC_MSG_ERROR("lzo libraries not found.")]
  38   )
  39 ])