libcdecl: Simplify declarator traversal logic.

[cdecl99.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index f89b63fe26edaf91db537fa28c9856461face2e0..f1bd702e331e1c9c2246fa94a10968a788b30b45 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-dnl Copyright © 2011-2013, 2020-2022 Nick Bowler
+dnl Copyright © 2011-2013, 2020-2023 Nick Bowler
 dnl
 dnl License WTFPL2: Do What The Fuck You Want To Public License, version 2.
 dnl This is free software: you are free to do what the fuck you want to.
@@ -28,6 +28,23 @@ gl_EARLY
 LT_INIT
 gl_INIT
 
+AC_HEADER_ASSERT
+AC_C_FLEXIBLE_ARRAY_MEMBER
+
+# Work around quoting bug in Gnulib threadlib.m4 which prevents
+# correct detection on e.g., Solaris 8.  These platforms require
+# PTHREAD_IN_USE_DETECTION_HARD to be set otherwise cdecl99 will
+# crash when reporting an error as initialization is not done.
+#
+# If this gets fixed in Gnulib, we can remove this.
+AS_CASE([$host_os],
+  [[solaris2.[1-9] | solaris2.[1-9].*]],
+    [AC_DEFINE([PTHREAD_IN_USE_DETECTION_HARD])])
+
+# As the mbrtowc replacement module is not used by the library, there is
+# no need for multithreaded mbrtowc (all programs are single threaded).
+AC_DEFINE([GNULIB_MBRTOWC_SINGLE_THREAD], [1], [Define to 1.])
+
 AS_IF([test x"$gl_cv_lib_readline" = x"no"],
   [AS_IF([test x"$with_readline" = x"yes"],
     [AC_MSG_FAILURE([--with-readline requested but readline was not found])],
@@ -84,10 +101,10 @@ AC_SUBST([BISON_COMPAT])
 AH_TOP([#include <conf_pre.h>])
 AH_BOTTOM([#include <conf_post.h>])
 
-AC_CONFIG_TESTDIR([.], [test:.])
+AC_CONFIG_TESTDIR([.], [t:.])
 DX_PROG_AUTOTEST
 AM_CONDITIONAL([HAVE_AUTOTEST], [test x"$dx_cv_autotest_works" = x"yes"])
-AC_CHECK_FUNCS_ONCE([strtoull __strtoull])
+AC_CHECK_FUNCS_ONCE([strtoumax strtoull __strtoull])
 
 AC_CONFIG_FILES([
        Makefile