libcdecl: Fix parsing of very long parameter lists.

[cdecl99.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 6d4bf6cd3a8ff0c520105bd7665316b749ab593c..435eaf9b004482c3e232ac081642ac7ae1859d24 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-dnl Copyright © 2011-2013, 2020-2023 Nick Bowler
+dnl Copyright © 2011-2013, 2020-2024 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.
@@ -85,9 +85,8 @@ AS_IF([test x"$dx_cv_bison_warn_no_deprecated" = x"yes"],
   [AS_VAR_APPEND([BISON_COMPAT], ["${BISON_COMPAT:+ }-Wno-deprecated"])])
 AC_SUBST([BISON_COMPAT])
 
-AS_IF([test x"$dx_cv_bison_define_cmdline" != x"yes"],
-  [dx_cv_bison_api_token_raw=no])
-AC_CACHE_CHECK([whether $BISON supports api.token.raw],
+AS_CASE([$dx_cv_bison_define_cmdline], [yes],
+[AC_CACHE_CHECK([whether $BISON supports api.token.raw],
   [dx_cv_bison_api_token_raw], [dx_cv_bison_api_token_raw=no
 cat >conftest.y <<'EOF'
 %token T_TEST
@@ -102,18 +101,25 @@ AS_IF([$BISON --define api.token.raw conftest.y >&AS_MESSAGE_LOG_FD 2>&1],
 [AC_COMPUTE_INT([testval], [T_TEST], [#include "conftest.tab.c"
 ])
 AS_IF([test "$testval" -lt 256], [dx_cv_bison_api_token_raw=yes])])])
-AS_IF([test x"$dx_cv_bison_api_token_raw" = x"yes"],
-  [AS_VAR_APPEND([BISON_COMPAT], [" --define api.token.raw"])])
+AS_CASE([$dx_cv_bison_api_token_raw], [yes],
+  [AS_VAR_APPEND([BISON_COMPAT], [" --define api.token.raw"])])])
 
 AH_TOP([#include <conf_pre.h>])
 AH_BOTTOM([#include <conf_post.h>])
 
 AC_CONFIG_TESTDIR([.], [t:.])
-DX_PROG_AUTOTEST
-AM_CONDITIONAL([HAVE_AUTOTEST], [test x"$dx_cv_autotest_works" = x"yes"])
-AC_CHECK_FUNCS_ONCE([strtoumax strtoull __strtoull])
-
-AC_CONFIG_FILES([
-       Makefile
-])
+DX_PROG_AUTOTEST_AM
+
+AC_CACHE_CHECK([for getline], [dx_cv_have_getline],
+  [AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <stdio.h>
+], [ssize_t (*x)() = getline;
+char *p = 0;
+size_t n = 0;
+return getline(&p, &n, stdin);
+])], [dx_cv_have_getline=yes], [dx_cv_have_getline=no])])
+AS_CASE([$dx_cv_have_getline], [yes],
+  [AC_DEFINE([HAVE_GETLINE], [1],
+    [Define to 1 if the getline function is available.])])
+
+AC_CONFIG_FILES([Makefile])
 AC_OUTPUT