diff options
Diffstat (limited to 'gl/m4/strnlen.m4')
| -rw-r--r-- | gl/m4/strnlen.m4 | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/gl/m4/strnlen.m4 b/gl/m4/strnlen.m4 index cd48948f..52bb838f 100644 --- a/gl/m4/strnlen.m4 +++ b/gl/m4/strnlen.m4 @@ -1,4 +1,4 @@ -# strnlen.m4 serial 10 +# strnlen.m4 serial 12 dnl Copyright (C) 2002-2003, 2005-2007, 2009-2010 Free Software Foundation, dnl Inc. dnl This file is free software; the Free Software Foundation @@ -7,23 +7,23 @@ dnl with or without modifications, as long as this notice is preserved. AC_DEFUN([gl_FUNC_STRNLEN], [ + AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS]) + dnl Persuade glibc <string.h> to declare strnlen(). AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS]) - AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS]) AC_CHECK_DECLS_ONCE([strnlen]) if test $ac_cv_have_decl_strnlen = no; then HAVE_DECL_STRNLEN=0 + else + AC_FUNC_STRNLEN + dnl Note: AC_FUNC_STRNLEN does AC_LIBOBJ([strnlen]). + if test $ac_cv_func_strnlen_working = no; then + REPLACE_STRNLEN=1 + fi fi - - AC_FUNC_STRNLEN - if test $ac_cv_func_strnlen_working = no; then - # This is necessary because automake-1.6.1 doesn't understand - # that the above use of AC_FUNC_STRNLEN means we may have to use - # lib/strnlen.c. - #AC_LIBOBJ([strnlen]) - AC_DEFINE([strnlen], [rpl_strnlen], - [Define to rpl_strnlen if the replacement function should be used.]) + if test $HAVE_DECL_STRNLEN = 0 || test $REPLACE_STRNLEN = 1; then + AC_LIBOBJ([strnlen]) gl_PREREQ_STRNLEN fi ]) |