From bb01da2d4df4a356bc766164fdcb6b5431bef004 Mon Sep 17 00:00:00 2001
From: Paul Roukema <roukemap@gmail.com>
Date: 周三, 05 9月 2018 23:40:26 +0800
Subject: [PATCH] Fix undefined macro warnings for embedded targets Embedded targets may not define e.g. _BSD_SOURCE. Check if these are defined before using their values Also make sure that intenal macros are always defined

---
 libscpi/Makefile |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/libscpi/Makefile b/libscpi/Makefile
index b1e95cb..9a0b5ee 100644
--- a/libscpi/Makefile
+++ b/libscpi/Makefile
@@ -1,10 +1,9 @@
 VERSION = 2.1.0
 LIBNAME = scpi
 
-CFLAGS += -std=c99
 CFLAGS += -Wextra -Wmissing-prototypes -Wimplicit -Iinc
 CFLAGS_SHARED += $(CFLAGS) -fPIC
-LDFLAGS += -Wl,--as-needed
+LDFLAGS += -lm -Wl,--as-needed
 #TESTCFLAGS += $(CFLAGS) `pkg-config --cflags cunit`
 #TESTLDFLAGS += $(LDFLAGS) `pkg-config --libs cunit`
 TESTCFLAGS += $(CFLAGS)

--
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