Makefile

   1 -include .config
   2
   3 MAKEFLAGS += --no-print-directory
   4
   5 PREFIX ?= /usr
   6 SBINDIR ?= $(PREFIX)/sbin
   7 MANDIR ?= $(PREFIX)/share/man
   8 PKG_CONFIG ?= pkg-config
   9
  10 MKDIR ?= mkdir -p
  11 INSTALL ?= install
  12 CC ?= "gcc"
  13
  14 CFLAGS ?= -O2 -g
  15 CFLAGS += -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration
  16
  17 OBJS = iw.o genl.o event.o info.o phy.o \
  18         interface.o ibss.o station.o survey.o util.o \
  19         mesh.o mpath.o scan.o reg.o version.o \
  20         reason.o status.o connect.o link.o offch.o ps.o cqm.o \
  21         bitrate.o
  22 OBJS += sections.o
  23 ALL = iw
  24
  25 NL1FOUND := $(shell $(PKG_CONFIG) --atleast-version=1 libnl-1 && echo Y)
  26 NL2FOUND := $(shell $(PKG_CONFIG) --atleast-version=2 libnl-2.0 && echo Y)
  27
  28 ifeq ($(NL1FOUND),Y)
  29 NLLIBNAME = libnl-1
  30 endif
  31
  32 ifeq ($(NL2FOUND),Y)
  33 CFLAGS += -DCONFIG_LIBNL20
  34 LIBS += -lnl-genl
  35 NLLIBNAME = libnl-2.0
  36 endif
  37
  38 ifeq ($(NLLIBNAME),)
  39 $(error Cannot find development files for any supported version of libnl)
  40 endif
  41
  42 LIBS += $(shell $(PKG_CONFIG) --libs $(NLLIBNAME))
  43 CFLAGS += $(shell $(PKG_CONFIG) --cflags $(NLLIBNAME))
  44
  45 ifeq ($(V),1)
  46 Q=
  47 NQ=true
  48 else
  49 Q=@
  50 NQ=echo
  51 endif
  52
  53 all: version_check $(ALL)
  54
  55 version_check:
  56 ifeq ($(NL2FOUND),Y)
  57 else
  58 ifeq ($(NL1FOUND),Y)
  59 else
  60         $(error No libnl found)
  61 endif
  62 endif
  63
  64
  65 VERSION_OBJS := $(filter-out version.o, $(OBJS))
  66
  67 version.c: version.sh $(patsubst %.o,%.c,$(VERSION_OBJS)) nl80211.h iw.h Makefile \
  68                 $(wildcard .git/index .git/refs/tags)
  69         @$(NQ) ' GEN ' $@
  70         $(Q)./version.sh $@
  71
  72 %.o: %.c iw.h nl80211.h
  73         @$(NQ) ' CC  ' $@
  74         $(Q)$(CC) $(CFLAGS) -c -o $@ $<
  75
  76 iw:     $(OBJS)
  77         @$(NQ) ' CC  ' iw
  78         $(Q)$(CC) $(LDFLAGS) $(OBJS) $(LIBS) -o iw
  79
  80 check:
  81         $(Q)$(MAKE) all CC="REAL_CC=$(CC) CHECK=\"sparse -Wall\" cgcc"
  82
  83 %.gz: %
  84         @$(NQ) ' GZIP' $<
  85         $(Q)gzip < $< > $@
  86
  87 install: iw iw.8.gz
  88         @$(NQ) ' INST iw'
  89         $(Q)$(MKDIR) $(DESTDIR)$(SBINDIR)
  90         $(Q)$(INSTALL) -m 755 iw $(DESTDIR)$(SBINDIR)
  91         @$(NQ) ' INST iw.8'
  92         $(Q)$(MKDIR) $(DESTDIR)$(MANDIR)/man8/
  93         $(Q)$(INSTALL) -m 644 iw.8.gz $(DESTDIR)$(MANDIR)/man8/
  94
  95 clean:
  96         $(Q)rm -f iw *.o *~ *.gz version.c *-stamp