Blame SOURCES/0033-configure-check-for-stdatomic.h.patch
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From 075519bceca7a8f4fa28a0b7c538f2f50d552d13 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Pavel=20B=C5=99ezina?= <pbrezina@redhat.com>
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Date: Thu, 26 Nov 2020 14:56:08 +0100
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Subject: [PATCH 18/18] configure: check for stdatomic.h
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Recent autofs patches adds dependency on automic_uint/_Atomic type from C11
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standard. This is supported in both gcc and clang for a long time now.
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Reviewed-by: Alexey Tikhonov <atikhono@redhat.com>
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---
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configure.ac | 1 +
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1 file changed, 1 insertion(+)
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diff --git a/configure.ac b/configure.ac
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index 1af1d1785..0d24c4b35 100644
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--- a/configure.ac
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+++ b/configure.ac
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@@ -42,6 +42,7 @@ m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES])
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AM_CONDITIONAL([HAVE_GCC], [test "$ac_cv_prog_gcc" = yes])
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AC_CHECK_HEADERS(stdint.h dlfcn.h)
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+AC_CHECK_HEADERS([stdatomic.h],,AC_MSG_ERROR([C11 atomic types are not supported]))
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AC_CONFIG_HEADER(config.h)
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AC_CHECK_TYPES([errno_t], [], [], [[#include <errno.h>]])
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--
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2.21.3
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