1# canonicalize-lgpl.m4 serial 4 2dnl Copyright (C) 2003, 2006-2007 Free Software Foundation, Inc. 3dnl This file is free software; the Free Software Foundation 4dnl gives unlimited permission to copy and/or distribute it, 5dnl with or without modifications, as long as this notice is preserved. 6 7AC_DEFUN([gl_CANONICALIZE_LGPL], 8[ 9 dnl Do this replacement check manually because the file name is shorter 10 dnl than the function name. 11 AC_CHECK_DECLS_ONCE(canonicalize_file_name) 12 AC_CHECK_FUNCS_ONCE(canonicalize_file_name) 13 if test $ac_cv_func_canonicalize_file_name = no; then 14 AC_LIBOBJ(canonicalize-lgpl) 15 AC_DEFINE([realpath], [rpl_realpath], 16 [Define to a replacement function name for realpath().]) 17 gl_PREREQ_CANONICALIZE_LGPL 18 fi 19]) 20 21# Like gl_CANONICALIZE_LGPL, except prepare for separate compilation 22# (no AC_LIBOBJ). 23AC_DEFUN([gl_CANONICALIZE_LGPL_SEPARATE], 24[ 25 AC_CHECK_DECLS_ONCE(canonicalize_file_name) 26 AC_CHECK_FUNCS_ONCE(canonicalize_file_name) 27 gl_PREREQ_CANONICALIZE_LGPL 28]) 29 30# Prerequisites of lib/canonicalize-lgpl.c. 31AC_DEFUN([gl_PREREQ_CANONICALIZE_LGPL], 32[ 33 AC_CHECK_HEADERS_ONCE(sys/param.h unistd.h) 34 AC_CHECK_FUNCS_ONCE(getcwd readlink) 35]) 36