makefrag

# if you want to use external interfaces with inet, you should install
# winpcap (on windows) or libpcap-dev (on linux) and re-run ./configure in
# the omnetpp root directory and comment out the following line:
HAVE_PCAP=no

ifeq ($(HAVE_PCAP),yes)
  # link with PCAP libs too
  LIBS += $(PCAP_LIBS)
else
  # remove the HAVE_PCAP define if we do not need PCAP
  CFLAGS := $(filter-out -DHAVE_PCAP,$(CFLAGS))
endif

#
# TCP implementaion using the Network Simulation Cradle (TCP_NSC feature)
#
ifneq (,$(findstring -DWITH_TCP_NSC,$(COPTS)))
  NSC_VERSION= $(shell ls -d ../3rdparty/nsc* 2>/dev/null | sed 's/^.*-//')
  ifneq ($(NSC_VERSION),)
    CFLAGS += -I../3rdparty/nsc-$(NSC_VERSION)/sim -DHAVE_NSC
    LIBS += -Wl,-rpath,`abspath ../3rdparty/nsc-$(NSC_VERSION)`
  endif
endif

#
# pkg-config:
#
HAVE_PKGCFG := $(shell pkg-config --version 2>/dev/null)
ifeq ($(strip $(HAVE_PKGCFG)),)
  HAVE_PKGCFG := no
else
  HAVE_PKGCFG := yes
  PKGCFG := $(shell which pkg-config)
endif

#
# VoipTool feature:
#
ifneq (,$(findstring -DWITH_VOIPTOOL,$(COPTS)))
  ifeq ($(HAVE_PKGCFG), yes)
    HAVE_FFMPEG := $(shell $(PKGCFG) --exists libavcodec libavformat libavutil && echo yes || echo no)
    ifeq ($(HAVE_FFMPEG), yes)
      LIBS += $(shell $(PKGCFG) --libs libavcodec libavformat libavutil)
      CFLAGS += $(shell $(PKGCFG) --cflags libavcodec libavformat libavutil) -DHAVE_FFMPEG
    endif
  endif
endif