From bddde3398a6e7a3bc388b2c07f4f4ce45603b265 Mon Sep 17 00:00:00 2001
From: Aydyn Tairov <den.tairov@gmail.com>
Date: Thu, 27 Jul 2023 14:38:28 +0100
Subject: [PATCH] add Makefile option to support builds on amazon linux &
 centos

---
 Makefile | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/Makefile b/Makefile
index c906b08..41f6ef9 100644
--- a/Makefile
+++ b/Makefile
@@ -36,6 +36,15 @@ runomp: run.c
 win64: 
 	x86_64-w64-mingw32-gcc-win32 -Ofast -D_WIN32 -o run.exe -I. run.c win.c
 
+# compiles with gnu99 standard flags for amazon linux, coreos, etc. compatibility
+.PHONY: rungnu
+rungnu:
+	$(CC) -Ofast -std=gnu11 -o run run.c -lm
+
+.PHONY: runompgnu
+rungnu:
+	$(CC) -Ofast -fopenmp -std=gnu11 run.c  -lm  -o run
+
 .PHONY: clean
 clean:
 	rm -f run