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Do not overwrite existing CFLAGS and LDFLAGS. 

https://github.com/wb2osz/direwolf/pull/38
This commit is contained in:
WB2OSZ 2017-01-22 10:01:16 -05:00
parent 02dbfcad2d
commit 91839bcb1a
1 changed files with 6 additions and 2 deletions
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8
Makefile.linux
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@ -26,14 +26,18 @@ CC := gcc
# There are a few source files where it had been necessary to define __USE_XOPEN2KXSI,
# __USE_XOPEN, or _POSIX_C_SOURCE. Doesn't seem to be needed after adding this.
CFLAGS := -O3 -pthread -Igeotranz -D_XOPEN_SOURCE=600 -D_DEFAULT_SOURCE=1 -Wall
# The first assignment to CFLAGS and LDFLAGS uses +=, rather than :=, so
# we will inherit options already set in build environment.
# Explanation - https://github.com/wb2osz/direwolf/pull/38
CFLAGS += -O3 -pthread -Igeotranz -D_XOPEN_SOURCE=600 -D_DEFAULT_SOURCE=1 -Wall
# That was fine for a recent Ubuntu and Raspbian Jessie.
# However, Raspbian wheezy was then missing declaration for strsep and definition of fd_set.
CFLAGS += -D_BSD_SOURCE
LDFLAGS := -lm -lpthread -lrt
LDFLAGS += -lm -lpthread -lrt