summaryrefslogtreecommitdiffstats
path: root/gl/m4/strnlen.m4
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:16:24 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:16:24 +0000
commit9221dca64f0c8b5de72727491e41cf63e902eaab (patch)
treed8cbbf520eb4b5c656a54b2e36947008dcb751ad /gl/m4/strnlen.m4
parentInitial commit. (diff)
downloadman-db-upstream.tar.xz
man-db-upstream.zip
Adding upstream version 2.8.5.upstream/2.8.5upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'gl/m4/strnlen.m4')
-rw-r--r--gl/m4/strnlen.m430
1 files changed, 30 insertions, 0 deletions
diff --git a/gl/m4/strnlen.m4 b/gl/m4/strnlen.m4
new file mode 100644
index 0000000..c283c3e
--- /dev/null
+++ b/gl/m4/strnlen.m4
@@ -0,0 +1,30 @@
+# strnlen.m4 serial 13
+dnl Copyright (C) 2002-2003, 2005-2007, 2009-2019 Free Software Foundation,
+dnl 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_REQUIRE([gl_HEADER_STRING_H_DEFAULTS])
+
+ dnl Persuade glibc <string.h> to declare strnlen().
+ AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
+
+ AC_CHECK_DECLS_ONCE([strnlen])
+ if test $ac_cv_have_decl_strnlen = no; then
+ HAVE_DECL_STRNLEN=0
+ else
+ m4_pushdef([AC_LIBOBJ], [:])
+ dnl Note: AC_FUNC_STRNLEN does AC_LIBOBJ([strnlen]).
+ AC_FUNC_STRNLEN
+ m4_popdef([AC_LIBOBJ])
+ if test $ac_cv_func_strnlen_working = no; then
+ REPLACE_STRNLEN=1
+ fi
+ fi
+])
+
+# Prerequisites of lib/strnlen.c.
+AC_DEFUN([gl_PREREQ_STRNLEN], [:])