1 # getdelim.m4 serial 5 2 3 dnl Copyright (C) 2005, 2006, 2007 Free Software dnl Foundation, Inc. 4 dnl 5 dnl This file is free software; the Free Software Foundation 6 dnl gives unlimited permission to copy and/or distribute it, 7 dnl with or without modifications, as long as this notice is preserved. 8 9 AC_PREREQ([2.59]) 10 11 AC_DEFUN([gl_FUNC_GETDELIM], 12 [ 13 AC_REQUIRE([gl_STDIO_H_DEFAULTS]) 14 15 dnl Persuade glibc <stdio.h> to declare getdelim(). 16 AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS]) 17 18 AC_REPLACE_FUNCS([getdelim]) 19 AC_CHECK_DECLS_ONCE([getdelim]) 20 21 if test $ac_cv_func_getdelim = no; then 22 gl_PREREQ_GETDELIM 23 fi 24 25 if test $ac_cv_have_decl_getdelim = no; then 26 HAVE_DECL_GETDELIM=0 27 fi 28 ]) 29 30 # Prerequisites of lib/getdelim.c. 31 AC_DEFUN([gl_PREREQ_GETDELIM], 32 [ 33 AC_CHECK_FUNCS([flockfile funlockfile]) 34 AC_CHECK_DECLS([getc_unlocked]) 35 ]) 36