mni_require_lib.m4

来自「KNN algorithm, and related」· M4 代码 · 共 18 行

dnl @synopsis mni_REQUIRE_LIB(LIBRARY,INCLUDES,BODY)
dnl
dnl @version $Id: mni_REQUIRE_LIB.m4,v 1.1 2001/08/20 16:51:50 stever Exp $
dnl @author Steve M. Robbins <[e-mail]>


AC_DEFUN([mni_REQUIRE_LIB],
[
  AC_MSG_CHECKING([for library $1])
  LIBS="-l$1 $LIBS"
  AC_TRY_LINK([$2],[$3],[mni_result=yes],[mni_result=no])
  AC_MSG_RESULT([$mni_result])
  if test "$mni_result" = "no"; then
    AC_MSG_ERROR([cannot find required library $1])
  fi
])