+dnl Check to find the lzo headers/libraries
+
+AC_DEFUN([tinc_LZO],
+[
+ AC_ARG_WITH(lzo,
+ AS_HELP_STRING([--with-lzo=DIR], [lzo base directory, or:]),
+ [lzo="$withval"
+ CPPFLAGS="$CPPFLAGS -I$withval/include"
+ LDFLAGS="$LDFLAGS -L$withval/lib"]
+ )
+
+ AC_ARG_WITH(lzo-include,
+ AS_HELP_STRING([--with-lzo-include=DIR], [lzo headers directory]),
+ [lzo_include="$withval"
+ CPPFLAGS="$CPPFLAGS -I$withval"]
+ )
+
+ AC_ARG_WITH(lzo-lib,
+ AS_HELP_STRING([--with-lzo-lib=DIR], [lzo library directory]),
+ [lzo_lib="$withval"
+ LDFLAGS="$LDFLAGS -L$withval"]
+ )
+
+ AC_CHECK_LIB(lzo2, lzo1x_1_compress,
+ [AC_CHECK_HEADERS(lzo/lzo1x.h,
+ [LIBS="$LIBS -llzo2"],
+ [AC_MSG_ERROR("lzo2 header files not found."); break]
+ )],
+ [AC_CHECK_LIB(lzo, lzo1x_1_compress,
+ [AC_CHECK_HEADERS(lzo1x.h,
+ [LIBS="$LIBS -llzo"],
+ [AC_MSG_ERROR("lzo1 header files not found."); break]
+ )],
+ [AC_MSG_ERROR("lzo library not found."); break]
+ )]
+ )
+])