fix makefile to not define variables if they are already defined

This commit is contained in:
William Hubbs 2009-10-07 15:55:46 -05:00
commit 311b691195

View file

@ -1,12 +1,10 @@
INSTALL = install
INSTALL ?= install
PREFIX = /usr/local
MANDIR = $(PREFIX)/share/man/man8
BINDIR = $(PREFIX)/bin
PREFIX ?= /usr/local
MANDIR ?= $(PREFIX)/share/man/man8
BINDIR ?= $(PREFIX)/bin
ifndef AUDIO
AUDIO=portaudio
endif
AUDIO ?= portaudio
alsa_SRCS = alsa.c
portaudio_SRCS = portaudio.c