m4/error.m4

   1 #serial 5
   2
   3 AC_DEFUN([gl_ERROR],
   4 [
   5   AC_FUNC_ERROR_AT_LINE
   6   dnl Note: AC_FUNC_ERROR_AT_LINE does AC_LIBSOURCES([error.h, error.c]).
   7   if test $ac_cv_lib_error_at_line = no; then
   8     jm_PREREQ_ERROR
   9   fi
  10 ])
  11
  12 # Prerequisites of lib/error.c.
  13 AC_DEFUN([jm_PREREQ_ERROR],
  14 [
  15   AC_REQUIRE([AC_HEADER_STDC])
  16   AC_CHECK_FUNCS_ONCE(doprnt vprintf)
  17   AC_CHECK_FUNCS(strerror)
  18   AC_CHECK_DECLS([strerror])
  19   AC_FUNC_STRERROR_R
  20 ])