threadlib: Improve support for HP-UX.

* m4/threadlib.m4 (gl_ANYTHREADLIB_EARLY): Define _REENTRANT also on
HP-UX.

diff --git a/ChangeLog b/ChangeLog
index 3065529505e23901785cdff754ea1fde48e8cf6f..d83d3cf4d0d844d3a89fd001b4be7b4b88c96302 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2025-09-17  Bruno Haible  <bruno@clisp.org>
+
+       threadlib: Improve support for HP-UX.
+       * m4/threadlib.m4 (gl_ANYTHREADLIB_EARLY): Define _REENTRANT also on
+       HP-UX.
+
 2025-09-17  Bruno Haible  <bruno@clisp.org>
 
        stringeq: Make use of Autoconf more reliable.

diff --git a/m4/threadlib.m4 b/m4/threadlib.m4
index d38238c837d3e371e011393822396d9c7661c178..a93aa5c1f7304f081d5ad8eec11dfd276e226cf7 100644 (file)
--- a/m4/threadlib.m4
+++ b/m4/threadlib.m4
@@ -1,5 +1,5 @@
 # threadlib.m4
-# serial 48
+# serial 49
 dnl Copyright (C) 2005-2025 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -62,7 +62,7 @@ AC_DEFUN([gl_ANYTHREADLIB_EARLY],
     # definition of errno in <errno.h>.
     AS_CASE([$host_os],
       [aix* | freebsd*], [CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE"],
-      [solaris*], [CPPFLAGS="$CPPFLAGS -D_REENTRANT"])
+      [hpux* | solaris*], [CPPFLAGS="$CPPFLAGS -D_REENTRANT"])
     gl_anythreadlib_early_done=done
   fi
 ])