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author | The Android Open Source Project <initial-contribution@android.com> | 2008-12-17 18:04:06 -0800 |
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committer | The Android Open Source Project <initial-contribution@android.com> | 2008-12-17 18:04:06 -0800 |
commit | b7f2b4d529ee03ee0e4172cc06e7cd973bd9bef5 (patch) | |
tree | bbb428d958c5d908c53239a56a30f72a519b8471 /m4/strnlen.m4 | |
download | bison-b7f2b4d529ee03ee0e4172cc06e7cd973bd9bef5.tar.gz |
Code drop from //branches/cupcake/...@124589nougat-mr1-arc
Diffstat (limited to 'm4/strnlen.m4')
-rw-r--r-- | m4/strnlen.m4 | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/m4/strnlen.m4 b/m4/strnlen.m4 new file mode 100644 index 00000000..67964c8d --- /dev/null +++ b/m4/strnlen.m4 @@ -0,0 +1,29 @@ +# strnlen.m4 serial 5 +dnl Copyright (C) 2002-2003, 2005 Free Software Foundation, Inc. +dnl This file is free software; the Free Software Foundation +dnl gives unlimited permission to copy and/or distribute it, +dnl with or without modifications, as long as this notice is preserved. + +AC_DEFUN([gl_FUNC_STRNLEN], +[ + AC_LIBSOURCES([strnlen.c, strnlen.h]) + + dnl Persuade glibc <string.h> to declare strnlen(). + AC_REQUIRE([AC_GNU_SOURCE]) + + AC_FUNC_STRNLEN + if test $ac_cv_func_strnlen_working = no; then + # This is necessary because automake-1.6.1 doens'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.]) + gl_PREREQ_STRNLEN + fi +]) + +# Prerequisites of lib/strnlen.c. +AC_DEFUN([gl_PREREQ_STRNLEN], [ + AC_CHECK_DECLS_ONCE(strnlen) +]) |